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openwrt-xburst/target/linux/at91/patches-2.6.21/000-at91patches.patch
juhosg efe0e0af7d [at91] refresh kernel patches 
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11195 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-05-19 06:35:41 +00:00

10404 lines
316 KiB
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Index: linux-2.6.21.7/arch/arm/boot/compressed/head-at91rm9200.S
===================================================================
--- linux-2.6.21.7.orig/arch/arm/boot/compressed/head-at91rm9200.S
+++ linux-2.6.21.7/arch/arm/boot/compressed/head-at91rm9200.S
@@ -67,6 +67,12 @@
cmp r7, r3
beq 99f
+ @ Promwad Chub : 1181
+ mov r3, #(MACH_TYPE_CHUB & 0xff)
+ orr r3, r3, #(MACH_TYPE_CHUB & 0xff00)
+ cmp r7, r3
+ beq 99f
+
@ Unknown board, use the AT91RM9200DK board
@ mov r7, #MACH_TYPE_AT91RM9200
mov r7, #(MACH_TYPE_AT91RM9200DK & 0xff)
Index: linux-2.6.21.7/arch/arm/mach-at91/Kconfig
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/Kconfig
+++ linux-2.6.21.7/arch/arm/mach-at91/Kconfig
@@ -17,6 +17,9 @@ config ARCH_AT91SAM9261
config ARCH_AT91SAM9263
bool "AT91SAM9263"
+config ARCH_AT91SAM9RL
+ bool "AT91SAM9RL"
+
endchoice
# ----------------------------------------------------------
@@ -87,6 +90,12 @@ config MACH_KAFA
help
Select this if you are using Sperry-Sun's KAFA board.
+config MACH_CHUB
+ bool "Promwad Chub board"
+ depends on ARCH_AT91RM9200
+ help
+ Select this if you are using Promwad's Chub board.
+
endif
# ----------------------------------------------------------
@@ -111,6 +120,13 @@ config MACH_AT91SAM9260EK
Select this if you are using Atmel's AT91SAM9260-EK or AT91SAM9XE Evaluation Kit
<http://www.atmel.com/dyn/products/tools_card.asp?tool_id=3933>
+config MACH_CAM60
+ bool "KwikByte CAM60 board"
+ depends on ARCH_AT91SAM9260
+ help
+ Select this if you are using KwikByte's CAM60 board based on the Atmel AT91SAM9260.
+ <http://www.kwikbyte.com>
+
endif
# ----------------------------------------------------------
@@ -145,6 +161,20 @@ endif
# ----------------------------------------------------------
+if ARCH_AT91SAM9RL
+
+comment "AT91SAM9RL Board Type"
+
+config MACH_AT91SAM9RLEK
+ bool "Atmel AT91SAM9RL-EK Evaluation Kit"
+ depends on ARCH_AT91SAM9RL
+ help
+ Select this if you are using Atmel's AT91SAM9RL-EK Evaluation Kit.
+
+endif
+
+# ----------------------------------------------------------
+
comment "AT91 Board Options"
config MTD_AT91_DATAFLASH_CARD
@@ -160,6 +190,20 @@ config MTD_NAND_AT91_BUSWIDTH_16
On AT91SAM926x boards both types of NAND flash can be present
(8 and 16 bit data bus width).
+config CSB300_WAKE_SW0
+ bool "CSB300 SW0 irq0 wakeup"
+ depends on MACH_CSB337 && PM
+ help
+ If you have a CSB300 connected to your CSB337, this lets
+ SW0 serve as a wakeup button. It uses IRQ0.
+
+config CSB300_WAKE_SW1
+ bool "CSB300 SW1 gpio wakeup"
+ depends on MACH_CSB337 && PM
+ help
+ If you have a CSB300 connected to your CSB337, this lets
+ SW1 serve as a wakeup button. It uses GPIO.
+
# ----------------------------------------------------------
comment "AT91 Feature Selections"
@@ -170,6 +214,20 @@ config AT91_PROGRAMMABLE_CLOCKS
Select this if you need to program one or more of the PCK0..PCK3
programmable clock outputs.
+config ATMEL_TCLIB
+ bool "Timer/Counter Library"
+ help
+ Select this if you want a library to allocate the Timer/Counter
+ blocks found on many Atmel processors. This facilitates using
+ these modules despite processor differences.
+
+config AT91_SLOW_CLOCK
+ bool "Suspend-to-RAM uses slow clock mode (EXPERIMENTAL)"
+ depends on PM && EXPERIMENTAL
+ help
+ Select this if you wish to put the CPU into slow clock mode
+ while in the "Suspend to RAM" state, to save more power.
+
endmenu
endif
Index: linux-2.6.21.7/arch/arm/mach-at91/Makefile
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/Makefile
+++ linux-2.6.21.7/arch/arm/mach-at91/Makefile
@@ -8,12 +8,15 @@ obj-n :=
obj- :=
obj-$(CONFIG_PM) += pm.o
+obj-$(CONFIG_AT91_SLOW_CLOCK) += pm_slowclock.o
+obj-$(CONFIG_ATMEL_TCLIB) += tclib.o
# CPU-specific support
obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devices.o
obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o
obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o at91sam926x_time.o at91sam9261_devices.o
obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_devices.o
+obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o
# AT91RM9200 board-specific support
obj-$(CONFIG_MACH_ONEARM) += board-1arm.o
@@ -25,9 +28,11 @@ obj-$(CONFIG_MACH_CARMEVA) += board-carm
obj-$(CONFIG_MACH_KB9200) += board-kb9202.o
obj-$(CONFIG_MACH_ATEB9200) += board-eb9200.o
obj-$(CONFIG_MACH_KAFA) += board-kafa.o
+obj-$(CONFIG_MACH_CHUB) += board-chub.o
# AT91SAM9260 board-specific support
obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
+obj-$(CONFIG_MACH_CAM60) += board-cam60.o
# AT91SAM9261 board-specific support
obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o
@@ -35,9 +40,13 @@ obj-$(CONFIG_MACH_AT91SAM9261EK) += boar
# AT91SAM9263 board-specific support
obj-$(CONFIG_MACH_AT91SAM9263EK) += board-sam9263ek.o
+# AT91SAM9RL board-specific support
+obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o
+
# LEDs support
led-$(CONFIG_ARCH_AT91RM9200DK) += leds.o
led-$(CONFIG_MACH_AT91RM9200EK) += leds.o
+led-$(CONFIG_MACH_AT91SAM9261EK)+= leds.o
led-$(CONFIG_MACH_CSB337) += leds.o
led-$(CONFIG_MACH_CSB637) += leds.o
led-$(CONFIG_MACH_KB9200) += leds.o
@@ -45,7 +54,7 @@ led-$(CONFIG_MACH_KAFA) += leds.o
obj-$(CONFIG_LEDS) += $(led-y)
# VGA support
-#obj-$(CONFIG_FB_S1D13XXX) += ics1523.o
+obj-$(CONFIG_FB_S1D13XXX) += ics1523.o
ifeq ($(CONFIG_PM_DEBUG),y)
Index: linux-2.6.21.7/arch/arm/mach-at91/at91rm9200.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91rm9200.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91rm9200.c
@@ -117,6 +117,21 @@ static struct clk pioD_clk = {
.pmc_mask = 1 << AT91RM9200_ID_PIOD,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk ssc0_clk = {
+ .name = "ssc0_clk",
+ .pmc_mask = 1 << AT91RM9200_ID_SSC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc1_clk = {
+ .name = "ssc1_clk",
+ .pmc_mask = 1 << AT91RM9200_ID_SSC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc2_clk = {
+ .name = "ssc2_clk",
+ .pmc_mask = 1 << AT91RM9200_ID_SSC2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk tc0_clk = {
.name = "tc0_clk",
.pmc_mask = 1 << AT91RM9200_ID_TC0,
@@ -161,7 +176,9 @@ static struct clk *periph_clocks[] __ini
&udc_clk,
&twi_clk,
&spi_clk,
- // ssc 0 .. ssc2
+ &ssc0_clk,
+ &ssc1_clk,
+ &ssc2_clk,
&tc0_clk,
&tc1_clk,
&tc2_clk,
@@ -250,6 +267,33 @@ static void at91rm9200_reset(void)
/* --------------------------------------------------------------------
+ * Timer/Counter library initialization
+ * -------------------------------------------------------------------- */
+#ifdef CONFIG_ATMEL_TCLIB
+
+#include "tclib.h"
+
+static struct atmel_tcblock at91rm9200_tcblocks[] = {
+ [0] = {
+ .physaddr = AT91RM9200_BASE_TCB0,
+ .irq = { AT91RM9200_ID_TC0, AT91RM9200_ID_TC1, AT91RM9200_ID_TC2 },
+ .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
+ },
+ [1] = {
+ .physaddr = AT91RM9200_BASE_TCB1,
+ .irq = { AT91RM9200_ID_TC3, AT91RM9200_ID_TC4, AT91RM9200_ID_TC5 },
+ .clk = { &tc3_clk, &tc4_clk, &tc5_clk },
+ },
+};
+
+#define at91rm9200_tc_init() atmel_tc_init(at91rm9200_tcblocks, ARRAY_SIZE(at91rm9200_tcblocks))
+
+#else
+#define at91rm9200_tc_init() do {} while(0)
+#endif
+
+
+/* --------------------------------------------------------------------
* AT91RM9200 processor initialization
* -------------------------------------------------------------------- */
void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks)
@@ -271,6 +315,9 @@ void __init at91rm9200_initialize(unsign
/* Initialize GPIO subsystem */
at91_gpio_init(at91rm9200_gpio, banks);
+
+ /* Initialize the Timer/Counter blocks */
+ at91rm9200_tc_init();
}
@@ -284,28 +331,28 @@ void __init at91rm9200_initialize(unsign
static unsigned int at91rm9200_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller (FIQ) */
7, /* System Peripherals */
- 0, /* Parallel IO Controller A */
- 0, /* Parallel IO Controller B */
- 0, /* Parallel IO Controller C */
- 0, /* Parallel IO Controller D */
- 6, /* USART 0 */
- 6, /* USART 1 */
- 6, /* USART 2 */
- 6, /* USART 3 */
+ 1, /* Parallel IO Controller A */
+ 1, /* Parallel IO Controller B */
+ 1, /* Parallel IO Controller C */
+ 1, /* Parallel IO Controller D */
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
+ 5, /* USART 3 */
0, /* Multimedia Card Interface */
- 4, /* USB Device Port */
- 0, /* Two-Wire Interface */
- 6, /* Serial Peripheral Interface */
- 5, /* Serial Synchronous Controller 0 */
- 5, /* Serial Synchronous Controller 1 */
- 5, /* Serial Synchronous Controller 2 */
+ 2, /* USB Device Port */
+ 6, /* Two-Wire Interface */
+ 5, /* Serial Peripheral Interface */
+ 4, /* Serial Synchronous Controller 0 */
+ 4, /* Serial Synchronous Controller 1 */
+ 4, /* Serial Synchronous Controller 2 */
0, /* Timer Counter 0 */
0, /* Timer Counter 1 */
0, /* Timer Counter 2 */
0, /* Timer Counter 3 */
0, /* Timer Counter 4 */
0, /* Timer Counter 5 */
- 3, /* USB Host port */
+ 2, /* USB Host port */
3, /* Ethernet MAC */
0, /* Advanced Interrupt Controller (IRQ0) */
0, /* Advanced Interrupt Controller (IRQ1) */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91rm9200_devices.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91rm9200_devices.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91rm9200_devices.c
@@ -480,7 +480,18 @@ void __init at91_add_device_i2c(void) {}
* SPI
* -------------------------------------------------------------------- */
-#if defined(CONFIG_SPI_AT91) || defined(CONFIG_SPI_AT91_MODULE) || defined(CONFIG_AT91_SPI) || defined(CONFIG_AT91_SPI_MODULE)
+#if defined(CONFIG_AT91_SPI) || defined(CONFIG_AT91_SPI_MODULE) /* legacy SPI driver */
+#define SPI_DEVNAME "at91_spi"
+
+#elif defined(CONFIG_SPI_AT91) || defined(CONFIG_SPI_AT91_MODULE) /* SPI bitbanging driver */
+#define SPI_DEVNAME "at91_spi"
+
+#elif defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE) /* new SPI driver */
+#define SPI_DEVNAME "atmel_spi"
+
+#endif
+
+#ifdef SPI_DEVNAME
static u64 spi_dmamask = 0xffffffffUL;
static struct resource spi_resources[] = {
@@ -497,7 +508,7 @@ static struct resource spi_resources[] =
};
static struct platform_device at91rm9200_spi_device = {
- .name = "at91_spi",
+ .name = SPI_DEVNAME,
.id = 0,
.dev = {
.dma_mask = &spi_dmamask,
@@ -606,6 +617,32 @@ void __init at91_init_leds(u8 cpu_led, u
#endif
+#if defined(CONFIG_NEW_LEDS)
+
+static struct platform_device at91_leds = {
+ .name = "at91_leds",
+ .id = -1,
+};
+
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
+{
+ if (!nr)
+ return;
+
+ at91_leds.dev.platform_data = leds;
+
+ for ( ; nr; nr--, leds++) {
+ leds->index = nr; /* first record stores number of leds */
+ at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
+ }
+
+ platform_device_register(&at91_leds);
+}
+#else
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
+#endif
+
+
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9260.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9260.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9260.c
@@ -119,6 +119,11 @@ static struct clk spi1_clk = {
.pmc_mask = 1 << AT91SAM9260_ID_SPI1,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk ssc_clk = {
+ .name = "ssc_clk",
+ .pmc_mask = 1 << AT91SAM9260_ID_SSC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk tc0_clk = {
.name = "tc0_clk",
.pmc_mask = 1 << AT91SAM9260_ID_TC0,
@@ -193,7 +198,7 @@ static struct clk *periph_clocks[] __ini
&twi_clk,
&spi0_clk,
&spi1_clk,
- // ssc
+ &ssc_clk,
&tc0_clk,
&tc1_clk,
&tc2_clk,
@@ -264,6 +269,33 @@ static void at91sam9260_reset(void)
/* --------------------------------------------------------------------
+ * Timer/Counter library initialization
+ * -------------------------------------------------------------------- */
+#ifdef CONFIG_ATMEL_TCLIB
+
+#include "tclib.h"
+
+static struct atmel_tcblock at91sam9260_tcblocks[] = {
+ [0] = {
+ .physaddr = AT91SAM9260_BASE_TCB0,
+ .irq = { AT91SAM9260_ID_TC0, AT91SAM9260_ID_TC1, AT91SAM9260_ID_TC2 },
+ .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
+ },
+ [1] = {
+ .physaddr = AT91SAM9260_BASE_TCB1,
+ .irq = { AT91SAM9260_ID_TC3, AT91SAM9260_ID_TC4, AT91SAM9260_ID_TC5 },
+ .clk = { &tc3_clk, &tc4_clk, &tc5_clk },
+ },
+};
+
+#define at91sam9260_tc_init() atmel_tc_init(at91sam9260_tcblocks, ARRAY_SIZE(at91sam9260_tcblocks))
+
+#else
+#define at91sam9260_tc_init() do {} while(0)
+#endif
+
+
+/* --------------------------------------------------------------------
* AT91SAM9260 processor initialization
* -------------------------------------------------------------------- */
@@ -310,6 +342,9 @@ void __init at91sam9260_initialize(unsig
/* Register GPIO subsystem */
at91_gpio_init(at91sam9260_gpio, 3);
+
+ /* Initialize the Timer/Counter blocks */
+ at91sam9260_tc_init();
}
/* --------------------------------------------------------------------
@@ -322,30 +357,30 @@ void __init at91sam9260_initialize(unsig
static unsigned int at91sam9260_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller */
7, /* System Peripherals */
- 0, /* Parallel IO Controller A */
- 0, /* Parallel IO Controller B */
- 0, /* Parallel IO Controller C */
+ 1, /* Parallel IO Controller A */
+ 1, /* Parallel IO Controller B */
+ 1, /* Parallel IO Controller C */
0, /* Analog-to-Digital Converter */
- 6, /* USART 0 */
- 6, /* USART 1 */
- 6, /* USART 2 */
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
0, /* Multimedia Card Interface */
- 4, /* USB Device Port */
- 0, /* Two-Wire Interface */
- 6, /* Serial Peripheral Interface 0 */
- 6, /* Serial Peripheral Interface 1 */
+ 2, /* USB Device Port */
+ 6, /* Two-Wire Interface */
+ 5, /* Serial Peripheral Interface 0 */
+ 5, /* Serial Peripheral Interface 1 */
5, /* Serial Synchronous Controller */
0,
0,
0, /* Timer Counter 0 */
0, /* Timer Counter 1 */
0, /* Timer Counter 2 */
- 3, /* USB Host port */
+ 2, /* USB Host port */
3, /* Ethernet */
0, /* Image Sensor Interface */
- 6, /* USART 3 */
- 6, /* USART 4 */
- 6, /* USART 5 */
+ 5, /* USART 3 */
+ 5, /* USART 4 */
+ 5, /* USART 5 */
0, /* Timer Counter 3 */
0, /* Timer Counter 4 */
0, /* Timer Counter 5 */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9260_devices.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9260_devices.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9260_devices.c
@@ -527,6 +527,32 @@ void __init at91_init_leds(u8 cpu_led, u
#endif
+#if defined(CONFIG_NEW_LEDS)
+
+static struct platform_device at91_leds = {
+ .name = "at91_leds",
+ .id = -1,
+};
+
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
+{
+ if (!nr)
+ return;
+
+ at91_leds.dev.platform_data = leds;
+
+ for ( ; nr; nr--, leds++) {
+ leds->index = nr; /* first record stores number of leds */
+ at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
+ }
+
+ platform_device_register(&at91_leds);
+}
+#else
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
+#endif
+
+
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9261.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9261.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9261.c
@@ -97,6 +97,21 @@ static struct clk spi1_clk = {
.pmc_mask = 1 << AT91SAM9261_ID_SPI1,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk ssc0_clk = {
+ .name = "ssc0_clk",
+ .pmc_mask = 1 << AT91SAM9261_ID_SSC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc1_clk = {
+ .name = "ssc1_clk",
+ .pmc_mask = 1 << AT91SAM9261_ID_SSC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc2_clk = {
+ .name = "ssc2_clk",
+ .pmc_mask = 1 << AT91SAM9261_ID_SSC2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk tc0_clk = {
.name = "tc0_clk",
.pmc_mask = 1 << AT91SAM9261_ID_TC0,
@@ -135,7 +150,9 @@ static struct clk *periph_clocks[] __ini
&twi_clk,
&spi0_clk,
&spi1_clk,
- // ssc 0 .. ssc2
+ &ssc0_clk,
+ &ssc1_clk,
+ &ssc2_clk,
&tc0_clk,
&tc1_clk,
&tc2_clk,
@@ -230,6 +247,28 @@ static void at91sam9261_reset(void)
/* --------------------------------------------------------------------
+ * Timer/Counter library initialization
+ * -------------------------------------------------------------------- */
+#ifdef CONFIG_ATMEL_TCLIB
+
+#include "tclib.h"
+
+static struct atmel_tcblock at91sam9261_tcblocks[] = {
+ [0] = {
+ .physaddr = AT91SAM9261_BASE_TCB0,
+ .irq = { AT91SAM9261_ID_TC0, AT91SAM9261_ID_TC1, AT91SAM9261_ID_TC2 },
+ .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
+ }
+};
+
+#define at91sam9261_tc_init() atmel_tc_init(at91sam9261_tcblocks, ARRAY_SIZE(at91sam9261_tcblocks))
+
+#else
+#define at91sam9261_tc_init() do {} while(0)
+#endif
+
+
+/* --------------------------------------------------------------------
* AT91SAM9261 processor initialization
* -------------------------------------------------------------------- */
@@ -250,6 +289,9 @@ void __init at91sam9261_initialize(unsig
/* Register GPIO subsystem */
at91_gpio_init(at91sam9261_gpio, 3);
+
+ /* Initialize the Timer/Counter blocks */
+ at91sam9261_tc_init();
}
/* --------------------------------------------------------------------
@@ -262,25 +304,25 @@ void __init at91sam9261_initialize(unsig
static unsigned int at91sam9261_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller */
7, /* System Peripherals */
- 0, /* Parallel IO Controller A */
- 0, /* Parallel IO Controller B */
- 0, /* Parallel IO Controller C */
- 0,
- 6, /* USART 0 */
- 6, /* USART 1 */
- 6, /* USART 2 */
+ 1, /* Parallel IO Controller A */
+ 1, /* Parallel IO Controller B */
+ 1, /* Parallel IO Controller C */
+ 0,
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
0, /* Multimedia Card Interface */
- 4, /* USB Device Port */
- 0, /* Two-Wire Interface */
- 6, /* Serial Peripheral Interface 0 */
- 6, /* Serial Peripheral Interface 1 */
- 5, /* Serial Synchronous Controller 0 */
- 5, /* Serial Synchronous Controller 1 */
- 5, /* Serial Synchronous Controller 2 */
+ 2, /* USB Device Port */
+ 6, /* Two-Wire Interface */
+ 5, /* Serial Peripheral Interface 0 */
+ 5, /* Serial Peripheral Interface 1 */
+ 4, /* Serial Synchronous Controller 0 */
+ 4, /* Serial Synchronous Controller 1 */
+ 4, /* Serial Synchronous Controller 2 */
0, /* Timer Counter 0 */
0, /* Timer Counter 1 */
0, /* Timer Counter 2 */
- 3, /* USB Host port */
+ 2, /* USB Host port */
3, /* LCD Controller */
0,
0,
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9261_devices.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9261_devices.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9261_devices.c
@@ -14,6 +14,9 @@
#include <asm/mach/map.h>
#include <linux/platform_device.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/arch/board.h>
#include <asm/arch/gpio.h>
@@ -430,9 +433,9 @@ void __init at91_add_device_spi(struct s
* LCD Controller
* -------------------------------------------------------------------- */
-#if defined(CONFIG_FB_AT91) || defined(CONFIG_FB_AT91_MODULE)
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static u64 lcdc_dmamask = 0xffffffffUL;
-static struct at91fb_info lcdc_data;
+static struct atmel_lcdfb_info lcdc_data;
static struct resource lcdc_resources[] = {
[0] = {
@@ -455,7 +458,7 @@ static struct resource lcdc_resources[]
};
static struct platform_device at91_lcdc_device = {
- .name = "at91-fb",
+ .name = "atmel_lcdfb",
.id = 0,
.dev = {
.dma_mask = &lcdc_dmamask,
@@ -466,7 +469,7 @@ static struct platform_device at91_lcdc_
.num_resources = ARRAY_SIZE(lcdc_resources),
};
-void __init at91_add_device_lcdc(struct at91fb_info *data)
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
{
if (!data) {
return;
@@ -499,7 +502,7 @@ void __init at91_add_device_lcdc(struct
platform_device_register(&at91_lcdc_device);
}
#else
-void __init at91_add_device_lcdc(struct at91fb_info *data) {}
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
#endif
@@ -525,6 +528,32 @@ void __init at91_init_leds(u8 cpu_led, u
#endif
+#if defined(CONFIG_NEW_LEDS)
+
+static struct platform_device at91_leds = {
+ .name = "at91_leds",
+ .id = -1,
+};
+
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
+{
+ if (!nr)
+ return;
+
+ at91_leds.dev.platform_data = leds;
+
+ for ( ; nr; nr--, leds++) {
+ leds->index = nr; /* first record stores number of leds */
+ at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
+ }
+
+ platform_device_register(&at91_leds);
+}
+#else
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
+#endif
+
+
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9263.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9263.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9263.c
@@ -87,6 +87,11 @@ static struct clk mmc1_clk = {
.pmc_mask = 1 << AT91SAM9263_ID_MCI1,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk can_clk = {
+ .name = "can_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_CAN,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk twi_clk = {
.name = "twi_clk",
.pmc_mask = 1 << AT91SAM9263_ID_TWI,
@@ -102,16 +107,46 @@ static struct clk spi1_clk = {
.pmc_mask = 1 << AT91SAM9263_ID_SPI1,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk ssc0_clk = {
+ .name = "ssc0_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_SSC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc1_clk = {
+ .name = "ssc1_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_SSC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ac97_clk = {
+ .name = "ac97_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_AC97C,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk tcb_clk = {
.name = "tcb_clk",
.pmc_mask = 1 << AT91SAM9263_ID_TCB,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk pwmc_clk = {
+ .name = "pwmc_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_PWMC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk macb_clk = {
.name = "macb_clk",
.pmc_mask = 1 << AT91SAM9263_ID_EMAC,
.type = CLK_TYPE_PERIPHERAL,
};
+static struct clk dma_clk = {
+ .name = "dma_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_DMA,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twodge_clk = {
+ .name = "2dge_clk",
+ .pmc_mask = 1 << AT91SAM9263_ID_2DGE,
+ .type = CLK_TYPE_PERIPHERAL,
+};
static struct clk udc_clk = {
.name = "udc_clk",
.pmc_mask = 1 << AT91SAM9263_ID_UDP,
@@ -142,20 +177,21 @@ static struct clk *periph_clocks[] __ini
&usart2_clk,
&mmc0_clk,
&mmc1_clk,
- // can
+ &can_clk,
&twi_clk,
&spi0_clk,
&spi1_clk,
- // ssc0 .. ssc1
- // ac97
+ &ssc0_clk,
+ &ssc1_clk,
+ &ac97_clk,
&tcb_clk,
- // pwmc
+ &pwmc_clk,
&macb_clk,
- // 2dge
+ &twodge_clk,
&udc_clk,
&isi_clk,
&lcdc_clk,
- // dma
+ &dma_clk,
&ohci_clk,
// irq0 .. irq1
};
@@ -237,6 +273,28 @@ static void at91sam9263_reset(void)
/* --------------------------------------------------------------------
+ * Timer/Counter library initialization
+ * -------------------------------------------------------------------- */
+#ifdef CONFIG_ATMEL_TCLIB
+
+#include "tclib.h"
+
+static struct atmel_tcblock at91sam9263_tcblocks[] = {
+ [0] = {
+ .physaddr = AT91SAM9263_BASE_TCB0,
+ .irq = { AT91SAM9263_ID_TCB, AT91SAM9263_ID_TCB, AT91SAM9263_ID_TCB },
+ .clk = { &tcb_clk, &tcb_clk, &tcb_clk },
+ }
+};
+
+#define at91sam9263_tc_init() atmel_tc_init(at91sam9263_tcblocks, ARRAY_SIZE(at91sam9263_tcblocks))
+
+#else
+#define at91sam9263_tc_init() do {} while(0)
+#endif
+
+
+/* --------------------------------------------------------------------
* AT91SAM9263 processor initialization
* -------------------------------------------------------------------- */
@@ -256,6 +314,9 @@ void __init at91sam9263_initialize(unsig
/* Register GPIO subsystem */
at91_gpio_init(at91sam9263_gpio, 5);
+
+ /* Initialize the Timer/Counter blocks */
+ at91sam9263_tc_init();
}
/* --------------------------------------------------------------------
@@ -268,34 +329,34 @@ void __init at91sam9263_initialize(unsig
static unsigned int at91sam9263_default_irq_priority[NR_AIC_IRQS] __initdata = {
7, /* Advanced Interrupt Controller (FIQ) */
7, /* System Peripherals */
- 0, /* Parallel IO Controller A */
- 0, /* Parallel IO Controller B */
- 0, /* Parallel IO Controller C, D and E */
+ 1, /* Parallel IO Controller A */
+ 1, /* Parallel IO Controller B */
+ 1, /* Parallel IO Controller C, D and E */
0,
0,
- 6, /* USART 0 */
- 6, /* USART 1 */
- 6, /* USART 2 */
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
0, /* Multimedia Card Interface 0 */
0, /* Multimedia Card Interface 1 */
- 4, /* CAN */
- 0, /* Two-Wire Interface */
- 6, /* Serial Peripheral Interface 0 */
- 6, /* Serial Peripheral Interface 1 */
- 5, /* Serial Synchronous Controller 0 */
- 5, /* Serial Synchronous Controller 1 */
- 6, /* AC97 Controller */
+ 3, /* CAN */
+ 6, /* Two-Wire Interface */
+ 5, /* Serial Peripheral Interface 0 */
+ 5, /* Serial Peripheral Interface 1 */
+ 4, /* Serial Synchronous Controller 0 */
+ 4, /* Serial Synchronous Controller 1 */
+ 5, /* AC97 Controller */
0, /* Timer Counter 0, 1 and 2 */
0, /* Pulse Width Modulation Controller */
3, /* Ethernet */
0,
0, /* 2D Graphic Engine */
- 3, /* USB Device Port */
+ 2, /* USB Device Port */
0, /* Image Sensor Interface */
3, /* LDC Controller */
0, /* DMA Controller */
0,
- 3, /* USB Host port */
+ 2, /* USB Host port */
0, /* Advanced Interrupt Controller (IRQ0) */
0, /* Advanced Interrupt Controller (IRQ1) */
};
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9263_devices.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/at91sam9263_devices.c
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9263_devices.c
@@ -13,6 +13,9 @@
#include <asm/mach/map.h>
#include <linux/platform_device.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/arch/board.h>
#include <asm/arch/gpio.h>
@@ -573,6 +576,180 @@ void __init at91_add_device_spi(struct s
/* --------------------------------------------------------------------
+ * AC97
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_SND_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE)
+static u64 ac97_dmamask = 0xffffffffUL;
+static struct atmel_ac97_data ac97_data;
+
+static struct resource ac97_resources[] = {
+ [0] = {
+ .start = AT91SAM9263_BASE_AC97C,
+ .end = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9263_ID_AC97C,
+ .end = AT91SAM9263_ID_AC97C,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9263_ac97_device = {
+ .name = "ac97c",
+ .id = 1,
+ .dev = {
+ .dma_mask = &ac97_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &ac97_data,
+ },
+ .resource = ac97_resources,
+ .num_resources = ARRAY_SIZE(ac97_resources),
+};
+
+void __init at91_add_device_ac97(struct atmel_ac97_data *data)
+{
+ if (!data)
+ return;
+
+ at91_set_A_periph(AT91_PIN_PB0, 0); /* AC97FS */
+ at91_set_A_periph(AT91_PIN_PB1, 0); /* AC97CK */
+ at91_set_A_periph(AT91_PIN_PB2, 0); /* AC97TX */
+ at91_set_A_periph(AT91_PIN_PB3, 0); /* AC97RX */
+
+ /* reset */
+ if (data->reset_pin)
+ at91_set_gpio_output(data->reset_pin, 0);
+
+ ac97_data = *ek_data;
+ platform_device_register(&at91sam9263_ac97_device);
+}
+#else
+void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * Image Sensor Interface
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
+
+struct resource isi_resources[] = {
+ [0] = {
+ .start = AT91SAM9263_BASE_ISI,
+ .end = AT91SAM9263_BASE_ISI + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9263_ID_ISI,
+ .end = AT91SAM9263_ID_ISI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9263_isi_device = {
+ .name = "at91_isi",
+ .id = -1,
+ .resource = isi_resources,
+ .num_resources = ARRAY_SIZE(isi_resources),
+};
+
+void __init at91_add_device_isi(void)
+{
+ at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
+ at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
+ at91_set_A_periph(AT91_PIN_PE2, 0); /* ISI_D2 */
+ at91_set_A_periph(AT91_PIN_PE3, 0); /* ISI_D3 */
+ at91_set_A_periph(AT91_PIN_PE4, 0); /* ISI_D4 */
+ at91_set_A_periph(AT91_PIN_PE5, 0); /* ISI_D5 */
+ at91_set_A_periph(AT91_PIN_PE6, 0); /* ISI_D6 */
+ at91_set_A_periph(AT91_PIN_PE7, 0); /* ISI_D7 */
+ at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
+ at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
+ at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
+ at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
+ at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
+ at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
+ at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
+ at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
+}
+#else
+void __init at91_add_device_isi(void) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * LCD Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static u64 lcdc_dmamask = 0xffffffffUL;
+static struct atmel_lcdfb_info lcdc_data;
+
+static struct resource lcdc_resources[] = {
+ [0] = {
+ .start = AT91SAM9263_LCDC_BASE,
+ .end = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9263_ID_LCDC,
+ .end = AT91SAM9263_ID_LCDC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91_lcdc_device = {
+ .name = "atmel_lcdfb",
+ .id = 0,
+ .dev = {
+ .dma_mask = &lcdc_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &lcdc_data,
+ },
+ .resource = lcdc_resources,
+ .num_resources = ARRAY_SIZE(lcdc_resources),
+};
+
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
+{
+ if (!data)
+ return;
+
+ at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
+ at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
+ at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
+ at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
+ at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
+ at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
+ at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
+ at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
+ at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
+ at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
+ at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
+ at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
+ at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
+ at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */
+ at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
+ at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
+ at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
+ at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
+ at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
+ at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */
+ at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
+ at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
+
+ lcdc_data = *data;
+ platform_device_register(&at91_lcdc_device);
+}
+#else
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
* LEDs
* -------------------------------------------------------------------- */
@@ -594,6 +771,32 @@ void __init at91_init_leds(u8 cpu_led, u
#endif
+#if defined(CONFIG_NEW_LEDS)
+
+static struct platform_device at91_leds = {
+ .name = "at91_leds",
+ .id = -1,
+};
+
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
+{
+ if (!nr)
+ return;
+
+ at91_leds.dev.platform_data = leds;
+
+ for ( ; nr; nr--, leds++) {
+ leds->index = nr; /* first record stores number of leds */
+ at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
+ }
+
+ platform_device_register(&at91_leds);
+}
+#else
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
+#endif
+
+
/* --------------------------------------------------------------------
* UART
* -------------------------------------------------------------------- */
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl.c
@@ -0,0 +1,366 @@
+/*
+ * arch/arm/mach-at91/at91sam9rl.c
+ *
+ * Copyright (C) 2005 SAN People
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/module.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/at91sam9rl.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_rstc.h>
+
+#include "generic.h"
+#include "clock.h"
+
+static struct map_desc at91sam9rl_io_desc[] __initdata = {
+ {
+ .virtual = AT91_VA_BASE_SYS,
+ .pfn = __phys_to_pfn(AT91_BASE_SYS),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ },
+};
+
+static struct map_desc at91sam9rl_sram_desc[] __initdata = {
+ {
+ .pfn = __phys_to_pfn(AT91SAM9RL_SRAM_BASE),
+ .type = MT_DEVICE,
+ }
+};
+
+/* --------------------------------------------------------------------
+ * Clocks
+ * -------------------------------------------------------------------- */
+
+/*
+ * The peripheral clocks.
+ */
+static struct clk pioA_clk = {
+ .name = "pioA_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_PIOA,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioB_clk = {
+ .name = "pioB_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_PIOB,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioC_clk = {
+ .name = "pioC_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_PIOC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioD_clk = {
+ .name = "pioD_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_PIOD,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart0_clk = {
+ .name = "usart0_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_US0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart1_clk = {
+ .name = "usart1_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_US1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart2_clk = {
+ .name = "usart2_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_US2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart3_clk = {
+ .name = "usart3_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_US3,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk mmc_clk = {
+ .name = "mci_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_MCI,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi0_clk = {
+ .name = "twi0_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TWI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi1_clk = {
+ .name = "twi1_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TWI1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk spi_clk = {
+ .name = "spi_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_SPI,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc0_clk = {
+ .name = "ssc0_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_SSC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc1_clk = {
+ .name = "ssc1_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_SSC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tc0_clk = {
+ .name = "tc0_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tc1_clk = {
+ .name = "tc1_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tc2_clk = {
+ .name = "tc2_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TC2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pwmc_clk = {
+ .name = "pwmc_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_PWMC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tsc_clk = {
+ .name = "tsc_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_TSC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk dma_clk = {
+ .name = "dma_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_DMA,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk udphs_clk = {
+ .name = "udphs_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_UDPHS,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk lcdc_clk = {
+ .name = "lcdc_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_LCDC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ac97_clk = {
+ .name = "ac97_clk",
+ .pmc_mask = 1 << AT91SAM9RL_ID_AC97C,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+
+static struct clk *periph_clocks[] __initdata = {
+ &pioA_clk,
+ &pioB_clk,
+ &pioC_clk,
+ &pioD_clk,
+ &usart0_clk,
+ &usart1_clk,
+ &usart2_clk,
+ &usart3_clk,
+ &mmc_clk,
+ &twi0_clk,
+ &twi1_clk,
+ &spi_clk,
+ &ssc0_clk,
+ &ssc1_clk,
+ &tc0_clk,
+ &tc1_clk,
+ &tc2_clk,
+ &pwmc_clk,
+ &tsc_clk,
+ &dma_clk,
+ &udphs_clk,
+ &lcdc_clk,
+ &ac97_clk,
+ // irq0
+};
+
+/*
+ * The two programmable clocks.
+ * You must configure pin multiplexing to bring these signals out.
+ */
+static struct clk pck0 = {
+ .name = "pck0",
+ .pmc_mask = AT91_PMC_PCK0,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 0,
+};
+static struct clk pck1 = {
+ .name = "pck1",
+ .pmc_mask = AT91_PMC_PCK1,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 1,
+};
+
+static void __init at91sam9rl_register_clocks(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
+ clk_register(periph_clocks[i]);
+
+ clk_register(&pck0);
+ clk_register(&pck1);
+}
+
+/* --------------------------------------------------------------------
+ * GPIO
+ * -------------------------------------------------------------------- */
+
+static struct at91_gpio_bank at91sam9rl_gpio[] = {
+ {
+ .id = AT91SAM9RL_ID_PIOA,
+ .offset = AT91_PIOA,
+ .clock = &pioA_clk,
+ }, {
+ .id = AT91SAM9RL_ID_PIOB,
+ .offset = AT91_PIOB,
+ .clock = &pioB_clk,
+ }, {
+ .id = AT91SAM9RL_ID_PIOC,
+ .offset = AT91_PIOC,
+ .clock = &pioC_clk,
+ }, {
+ .id = AT91SAM9RL_ID_PIOD,
+ .offset = AT91_PIOD,
+ .clock = &pioD_clk,
+ }
+};
+
+static void at91sam9rl_reset(void)
+{
+ at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
+}
+
+
+/* --------------------------------------------------------------------
+ * Timer/Counter library initialization
+ * -------------------------------------------------------------------- */
+#ifdef CONFIG_ATMEL_TCLIB
+
+#include "tclib.h"
+
+static struct atmel_tcblock at91sam9rl_tcblocks[] = {
+ [0] = {
+ .physaddr = AT91SAM9RL_BASE_TCB0,
+ .irq = { AT91SAM9RL_ID_TC0, AT91SAM9RL_ID_TC1, AT91SAM9RL_ID_TC2 },
+ .clk = { &tc0_clk, &tc1_clk, &tc2_clk },
+ }
+};
+
+#define at91sam9rl_tc_init() atmel_tc_init(at91sam9rl_tcblocks, ARRAY_SIZE(at91sam9rl_tcblocks))
+
+#else
+#define at91sam9rl_tc_init() do {} while(0)
+#endif
+
+
+/* --------------------------------------------------------------------
+ * AT91SAM9RL processor initialization
+ * -------------------------------------------------------------------- */
+
+void __init at91sam9rl_initialize(unsigned long main_clock)
+{
+ unsigned long cidr, sram_size;
+
+ /* Map peripherals */
+ iotable_init(at91sam9rl_io_desc, ARRAY_SIZE(at91sam9rl_io_desc));
+
+ cidr = at91_sys_read(AT91_DBGU_CIDR);
+
+ switch (cidr & AT91_CIDR_SRAMSIZ) {
+ case AT91_CIDR_SRAMSIZ_32K:
+ sram_size = 2 * SZ_16K;
+ break;
+ case AT91_CIDR_SRAMSIZ_16K:
+ default:
+ sram_size = SZ_16K;
+ }
+
+ at91sam9rl_sram_desc->virtual = AT91_IO_VIRT_BASE - sram_size;
+ at91sam9rl_sram_desc->length = sram_size;
+
+ /* Map SRAM */
+ iotable_init(at91sam9rl_sram_desc, ARRAY_SIZE(at91sam9rl_sram_desc));
+
+ at91_arch_reset = at91sam9rl_reset;
+ at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
+
+ /* Init clock subsystem */
+ at91_clock_init(main_clock);
+
+ /* Register the processor-specific clocks */
+ at91sam9rl_register_clocks();
+
+ /* Register GPIO subsystem */
+ at91_gpio_init(at91sam9rl_gpio, 4);
+
+ /* Initialize the Timer/Counter blocks */
+ at91sam9rl_tc_init();
+}
+
+/* --------------------------------------------------------------------
+ * Interrupt initialization
+ * -------------------------------------------------------------------- */
+
+/*
+ * The default interrupt priority levels (0 = lowest, 7 = highest).
+ */
+static unsigned int at91sam9rl_default_irq_priority[NR_AIC_IRQS] __initdata = {
+ 7, /* Advanced Interrupt Controller */
+ 7, /* System Peripherals */
+ 1, /* Parallel IO Controller A */
+ 1, /* Parallel IO Controller B */
+ 1, /* Parallel IO Controller C */
+ 1, /* Parallel IO Controller D */
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
+ 5, /* USART 3 */
+ 0, /* Multimedia Card Interface */
+ 6, /* Two-Wire Interface 0 */
+ 6, /* Two-Wire Interface 1 */
+ 5, /* Serial Peripheral Interface */
+ 4, /* Serial Synchronous Controller 0 */
+ 4, /* Serial Synchronous Controller 1 */
+ 0, /* Timer Counter 0 */
+ 0, /* Timer Counter 1 */
+ 0, /* Timer Counter 2 */
+ 0,
+ 0, /* Touch Screen Controller */
+ 0, /* DMA Controller */
+ 2, /* USB Device High speed port */
+ 2, /* LCD Controller */
+ 6, /* AC97 Controller */
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0, /* Advanced Interrupt Controller */
+};
+
+void __init at91sam9rl_init_interrupts(unsigned int priority[NR_AIC_IRQS])
+{
+ if (!priority)
+ priority = at91sam9rl_default_irq_priority;
+
+ /* Initialize the AIC interrupt controller */
+ at91_aic_init(priority);
+
+ /* Enable GPIO interrupts */
+ at91_gpio_irq_setup();
+}
Index: linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl_devices.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -0,0 +1,660 @@
+/*
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91sam9rl.h>
+#include <asm/arch/at91sam9rl_matrix.h>
+#include <asm/arch/at91sam926x_mc.h>
+
+#include "generic.h"
+
+#define SZ_512 0x00000200
+#define SZ_256 0x00000100
+#define SZ_16 0x00000010
+
+
+/* --------------------------------------------------------------------
+ * MMC / SD
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
+static u64 mmc_dmamask = 0xffffffffUL;
+static struct at91_mmc_data mmc_data;
+
+static struct resource mmc_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_MCI,
+ .end = AT91SAM9RL_BASE_MCI + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_MCI,
+ .end = AT91SAM9RL_ID_MCI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9rl_mmc_device = {
+ .name = "at91_mci",
+ .id = -1,
+ .dev = {
+ .dma_mask = &mmc_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &mmc_data,
+ },
+ .resource = mmc_resources,
+ .num_resources = ARRAY_SIZE(mmc_resources),
+};
+
+void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
+{
+ if (!data)
+ return;
+
+ /* input/irq */
+ if (data->det_pin) {
+ at91_set_gpio_input(data->det_pin, 1);
+ at91_set_deglitch(data->det_pin, 1);
+ }
+ if (data->wp_pin)
+ at91_set_gpio_input(data->wp_pin, 1);
+ if (data->vcc_pin)
+ at91_set_gpio_output(data->vcc_pin, 0);
+
+ /* CLK */
+ at91_set_A_periph(AT91_PIN_PA2, 0);
+
+ /* CMD */
+ at91_set_A_periph(AT91_PIN_PA1, 1);
+
+ /* DAT0, maybe DAT1..DAT3 */
+ at91_set_A_periph(AT91_PIN_PA0, 1);
+ if (data->wire4) {
+ at91_set_A_periph(AT91_PIN_PA3, 1);
+ at91_set_A_periph(AT91_PIN_PA4, 1);
+ at91_set_A_periph(AT91_PIN_PA5, 1);
+ }
+
+ mmc_data = *data;
+ platform_device_register(&at91sam9rl_mmc_device);
+}
+#else
+void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * NAND / SmartMedia
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
+static struct at91_nand_data nand_data;
+
+#define NAND_BASE AT91_CHIPSELECT_3
+
+static struct resource nand_resources[] = {
+ {
+ .start = NAND_BASE,
+ .end = NAND_BASE + SZ_256M - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device at91_nand_device = {
+ .name = "at91_nand",
+ .id = -1,
+ .dev = {
+ .platform_data = &nand_data,
+ },
+ .resource = nand_resources,
+ .num_resources = ARRAY_SIZE(nand_resources),
+};
+
+void __init at91_add_device_nand(struct at91_nand_data *data)
+{
+ unsigned long csa;
+
+ if (!data)
+ return;
+
+ csa = at91_sys_read(AT91_MATRIX_EBICSA);
+ at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+
+ /* set the bus interface characteristics */
+ at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)
+ | AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0));
+
+ at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(2) | AT91_SMC_NCS_WRPULSE_(5)
+ | AT91_SMC_NRDPULSE_(2) | AT91_SMC_NCS_RDPULSE_(5));
+
+ at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7));
+
+ at91_sys_write(AT91_SMC_MODE(3), AT91_SMC_DBW_8 | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(1));
+
+ /* enable pin */
+ if (data->enable_pin)
+ at91_set_gpio_output(data->enable_pin, 1);
+
+ /* ready/busy pin */
+ if (data->rdy_pin)
+ at91_set_gpio_input(data->rdy_pin, 1);
+
+ /* card detect pin */
+ if (data->det_pin)
+ at91_set_gpio_input(data->det_pin, 1);
+
+ at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */
+ at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
+
+ nand_data = *data;
+ platform_device_register(&at91_nand_device);
+}
+
+#else
+void __init at91_add_device_nand(struct at91_nand_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * TWI (i2c)
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
+
+static struct resource twi_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_TWI0,
+ .end = AT91SAM9RL_BASE_TWI0 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_TWI0,
+ .end = AT91SAM9RL_ID_TWI0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9rl_twi_device = {
+ .name = "at91_i2c",
+ .id = -1,
+ .resource = twi_resources,
+ .num_resources = ARRAY_SIZE(twi_resources),
+};
+
+void __init at91_add_device_i2c(void)
+{
+ /* pins used for TWI interface */
+ at91_set_A_periph(AT91_PIN_PA23, 0); /* TWD */
+ at91_set_multi_drive(AT91_PIN_PA23, 1);
+
+ at91_set_A_periph(AT91_PIN_PA24, 0); /* TWCK */
+ at91_set_multi_drive(AT91_PIN_PA24, 1);
+
+ platform_device_register(&at91sam9rl_twi_device);
+}
+#else
+void __init at91_add_device_i2c(void) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * SPI
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
+static u64 spi_dmamask = 0xffffffffUL;
+
+static struct resource spi_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_SPI,
+ .end = AT91SAM9RL_BASE_SPI + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_SPI,
+ .end = AT91SAM9RL_ID_SPI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9rl_spi_device = {
+ .name = "atmel_spi",
+ .id = 0,
+ .dev = {
+ .dma_mask = &spi_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = spi_resources,
+ .num_resources = ARRAY_SIZE(spi_resources),
+};
+
+static const unsigned spi_standard_cs[4] = { AT91_PIN_PA28, AT91_PIN_PB7, AT91_PIN_PD8, AT91_PIN_PD9 };
+
+
+void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
+{
+ int i;
+ unsigned long cs_pin;
+
+ at91_set_A_periph(AT91_PIN_PA25, 0); /* MISO */
+ at91_set_A_periph(AT91_PIN_PA26, 0); /* MOSI */
+ at91_set_A_periph(AT91_PIN_PA27, 0); /* SPCK */
+
+ /* Enable SPI chip-selects */
+ for (i = 0; i < nr_devices; i++) {
+ if (devices[i].controller_data)
+ cs_pin = (unsigned long) devices[i].controller_data;
+ else
+ cs_pin = spi_standard_cs[devices[i].chip_select];
+
+ /* enable chip-select pin */
+ at91_set_gpio_output(cs_pin, 1);
+
+ /* pass chip-select pin to driver */
+ devices[i].controller_data = (void *) cs_pin;
+ }
+
+ spi_register_board_info(devices, nr_devices);
+ platform_device_register(&at91sam9rl_spi_device);
+}
+#else
+void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * LCD Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static u64 lcdc_dmamask = 0xffffffffUL;
+static struct atmel_lcdfb_info lcdc_data;
+
+static struct resource lcdc_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_LCDC_BASE,
+ .end = AT91SAM9RL_LCDC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_LCDC,
+ .end = AT91SAM9RL_ID_LCDC,
+ .flags = IORESOURCE_IRQ,
+ },
+#if defined(CONFIG_FB_INTSRAM)
+ [2] = {
+ .start = AT91SAM9RL_SRAM_BASE,
+ .end = AT91SAM9RL_SRAM_BASE + AT91SAM9RL_SRAM_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+#endif
+};
+
+static struct platform_device at91_lcdc_device = {
+ .name = "atmel_lcdfb",
+ .id = 0,
+ .dev = {
+ .dma_mask = &lcdc_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &lcdc_data,
+ },
+ .resource = lcdc_resources,
+ .num_resources = ARRAY_SIZE(lcdc_resources),
+};
+
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
+{
+ if (!data) {
+ return;
+ }
+
+#warning "Check this"
+ at91_set_B_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
+ at91_set_B_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
+ at91_set_B_periph(AT91_PIN_PC7, 0); /* LCDDEN */
+ at91_set_B_periph(AT91_PIN_PC3, 0); /* LCDCC */
+ at91_set_B_periph(AT91_PIN_PC9, 0); /* LCDD3 */
+ at91_set_B_periph(AT91_PIN_PC10, 0); /* LCDD4 */
+ at91_set_B_periph(AT91_PIN_PC11, 0); /* LCDD5 */
+ at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD6 */
+ at91_set_B_periph(AT91_PIN_PC13, 0); /* LCDD7 */
+ at91_set_B_periph(AT91_PIN_PC15, 0); /* LCDD11 */
+ at91_set_B_periph(AT91_PIN_PC16, 0); /* LCDD12 */
+ at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD13 */
+ at91_set_B_periph(AT91_PIN_PC18, 0); /* LCDD14 */
+ at91_set_B_periph(AT91_PIN_PC19, 0); /* LCDD15 */
+ at91_set_B_periph(AT91_PIN_PC20, 0); /* LCDD18 */
+ at91_set_B_periph(AT91_PIN_PC21, 0); /* LCDD19 */
+ at91_set_B_periph(AT91_PIN_PC22, 0); /* LCDD20 */
+ at91_set_B_periph(AT91_PIN_PC23, 0); /* LCDD21 */
+ at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
+ at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
+
+ lcdc_data = *data;
+ platform_device_register(&at91_lcdc_device);
+}
+#else
+void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * LEDs
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_LEDS)
+u8 at91_leds_cpu;
+u8 at91_leds_timer;
+
+void __init at91_init_leds(u8 cpu_led, u8 timer_led)
+{
+ /* Enable GPIO to access the LEDs */
+ at91_set_gpio_output(cpu_led, 1);
+ at91_set_gpio_output(timer_led, 1);
+
+ at91_leds_cpu = cpu_led;
+ at91_leds_timer = timer_led;
+}
+#else
+void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
+#endif
+
+
+#if defined(CONFIG_NEW_LEDS)
+
+static struct platform_device at91_leds = {
+ .name = "at91_leds",
+ .id = -1,
+};
+
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr)
+{
+ if (!nr)
+ return;
+
+ at91_leds.dev.platform_data = leds;
+
+ for ( ; nr; nr--, leds++) {
+ leds->index = nr; /* first record stores number of leds */
+ at91_set_gpio_output(leds->gpio, (leds->flags & 1) == 0);
+ }
+
+ platform_device_register(&at91_leds);
+}
+#else
+void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ * UART
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_SERIAL_ATMEL)
+static struct resource dbgu_resources[] = {
+ [0] = {
+ .start = AT91_VA_BASE_SYS + AT91_DBGU,
+ .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91_ID_SYS,
+ .end = AT91_ID_SYS,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct atmel_uart_data dbgu_data = {
+ .use_dma_tx = 0,
+ .use_dma_rx = 0, /* DBGU not capable of receive DMA */
+ .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
+};
+
+static struct platform_device at91sam9rl_dbgu_device = {
+ .name = "atmel_usart",
+ .id = 0,
+ .dev = {
+ .platform_data = &dbgu_data,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = dbgu_resources,
+ .num_resources = ARRAY_SIZE(dbgu_resources),
+};
+
+static inline void configure_dbgu_pins(void)
+{
+ at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */
+ at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */
+}
+
+static struct resource uart0_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_US0,
+ .end = AT91SAM9RL_BASE_US0 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_US0,
+ .end = AT91SAM9RL_ID_US0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct atmel_uart_data uart0_data = {
+ .use_dma_tx = 1,
+ .use_dma_rx = 1,
+};
+
+static struct platform_device at91sam9rl_uart0_device = {
+ .name = "atmel_usart",
+ .id = 1,
+ .dev = {
+ .platform_data = &uart0_data,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = uart0_resources,
+ .num_resources = ARRAY_SIZE(uart0_resources),
+};
+
+static inline void configure_usart0_pins(void)
+{
+ at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */
+ at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */
+ at91_set_A_periph(AT91_PIN_PA9, 0); /* RTS0 */
+ at91_set_A_periph(AT91_PIN_PA10, 0); /* CTS0 */
+}
+
+static struct resource uart1_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_US1,
+ .end = AT91SAM9RL_BASE_US1 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_US1,
+ .end = AT91SAM9RL_ID_US1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct atmel_uart_data uart1_data = {
+ .use_dma_tx = 1,
+ .use_dma_rx = 1,
+};
+
+static struct platform_device at91sam9rl_uart1_device = {
+ .name = "atmel_usart",
+ .id = 2,
+ .dev = {
+ .platform_data = &uart1_data,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = uart1_resources,
+ .num_resources = ARRAY_SIZE(uart1_resources),
+};
+
+static inline void configure_usart1_pins(void)
+{
+ at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */
+ at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */
+}
+
+static struct resource uart2_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_US2,
+ .end = AT91SAM9RL_BASE_US2 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_US2,
+ .end = AT91SAM9RL_ID_US2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct atmel_uart_data uart2_data = {
+ .use_dma_tx = 1,
+ .use_dma_rx = 1,
+};
+
+static struct platform_device at91sam9rl_uart2_device = {
+ .name = "atmel_usart",
+ .id = 3,
+ .dev = {
+ .platform_data = &uart2_data,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = uart2_resources,
+ .num_resources = ARRAY_SIZE(uart2_resources),
+};
+
+static inline void configure_usart2_pins(void)
+{
+ at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */
+ at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */
+}
+
+static struct resource uart3_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_US3,
+ .end = AT91SAM9RL_BASE_US3 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_US3,
+ .end = AT91SAM9RL_ID_US3,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct atmel_uart_data uart3_data = {
+ .use_dma_tx = 1,
+ .use_dma_rx = 1,
+};
+
+static struct platform_device at91sam9rl_uart3_device = {
+ .name = "atmel_usart",
+ .id = 4,
+ .dev = {
+ .platform_data = &uart3_data,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .resource = uart3_resources,
+ .num_resources = ARRAY_SIZE(uart3_resources),
+};
+
+static inline void configure_usart3_pins(void)
+{
+ at91_set_A_periph(AT91_PIN_PB0, 1); /* TXD3 */
+ at91_set_A_periph(AT91_PIN_PB1, 0); /* RXD3 */
+}
+
+struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
+struct platform_device *atmel_default_console_device; /* the serial console device */
+
+void __init at91_init_serial(struct at91_uart_config *config)
+{
+ int i;
+
+ /* Fill in list of supported UARTs */
+ for (i = 0; i < config->nr_tty; i++) {
+ switch (config->tty_map[i]) {
+ case 0:
+ configure_usart0_pins();
+ at91_uarts[i] = &at91sam9rl_uart0_device;
+ at91_clock_associate("usart0_clk", &at91sam9rl_uart0_device.dev, "usart");
+ break;
+ case 1:
+ configure_usart1_pins();
+ at91_uarts[i] = &at91sam9rl_uart1_device;
+ at91_clock_associate("usart1_clk", &at91sam9rl_uart1_device.dev, "usart");
+ break;
+ case 2:
+ configure_usart2_pins();
+ at91_uarts[i] = &at91sam9rl_uart2_device;
+ at91_clock_associate("usart2_clk", &at91sam9rl_uart2_device.dev, "usart");
+ break;
+ case 3:
+ configure_usart3_pins();
+ at91_uarts[i] = &at91sam9rl_uart3_device;
+ at91_clock_associate("usart3_clk", &at91sam9rl_uart3_device.dev, "usart");
+ break;
+ case 4:
+ configure_dbgu_pins();
+ at91_uarts[i] = &at91sam9rl_dbgu_device;
+ at91_clock_associate("mck", &at91sam9rl_dbgu_device.dev, "usart");
+ break;
+ default:
+ continue;
+ }
+ at91_uarts[i]->id = i; /* update ID number to mapped ID */
+ }
+
+ /* Set serial console device */
+ if (config->console_tty < ATMEL_MAX_UART)
+ atmel_default_console_device = at91_uarts[config->console_tty];
+ if (!atmel_default_console_device)
+ printk(KERN_INFO "AT91: No default serial console defined.\n");
+}
+
+void __init at91_add_device_serial(void)
+{
+ int i;
+
+ for (i = 0; i < ATMEL_MAX_UART; i++) {
+ if (at91_uarts[i])
+ platform_device_register(at91_uarts[i]);
+ }
+}
+#else
+void __init at91_init_serial(struct at91_uart_config *config) {}
+void __init at91_add_device_serial(void) {}
+#endif
+
+
+/* -------------------------------------------------------------------- */
+
+/*
+ * These devices are always present and don't need any board-specific
+ * setup.
+ */
+static int __init at91_add_standard_devices(void)
+{
+ return 0;
+}
+
+arch_initcall(at91_add_standard_devices);
Index: linux-2.6.21.7/arch/arm/mach-at91/board-cam60.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/board-cam60.c
@@ -0,0 +1,148 @@
+/*
+ * KwikByte CAM60
+ *
+ * based on board-sam9260ek.c
+ * Copyright (C) 2005 SAN People
+ * Copyright (C) 2006 Atmel
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+
+#include <asm/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91sam926x_mc.h>
+
+#include "generic.h"
+
+
+/*
+ * Serial port configuration.
+ * 0 .. 5 = USART0 .. USART5
+ * 6 = DBGU
+ */
+static struct at91_uart_config __initdata cam60_uart_config = {
+ .console_tty = 0, /* ttyS0 */
+ .nr_tty = 1,
+ .tty_map = { 6, -1, -1, -1, -1, -1, -1 } /* ttyS0, ..., ttyS6 */
+};
+
+static void __init cam60_map_io(void)
+{
+ /* Initialize processor: 10 MHz crystal */
+ at91sam9260_initialize(10000000);
+
+ /* Setup the serial ports and console */
+ at91_init_serial(&cam60_uart_config);
+}
+
+static void __init cam60_init_irq(void)
+{
+ at91sam9260_init_interrupts(NULL);
+}
+
+
+/*
+ * SPI devices.
+ */
+#if defined(CONFIG_MTD_DATAFLASH)
+static struct mtd_partition __initdata cam60_spi_partitions[] = {
+ {
+ .name = "BOOT1",
+ .offset = 0,
+ .size = 4 * 1056,
+ },
+ {
+ .name = "BOOT2",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 256 * 1056,
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 2222 * 1056,
+ },
+ {
+ .name = "file system",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct flash_platform_data __initdata cam60_spi_flash_platform_data = {
+ .name = "spi_flash",
+ .parts = cam60_spi_partitions,
+ .nr_parts = ARRAY_SIZE(cam60_spi_partitions)
+};
+#endif
+
+static struct spi_board_info cam60_spi_devices[] = {
+#if defined(CONFIG_MTD_DATAFLASH)
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 0,
+ .max_speed_hz = 15 * 1000 * 1000,
+ .bus_num = 0,
+ .platform_data = &cam60_spi_flash_platform_data
+ },
+#endif
+};
+
+
+/*
+ * MACB Ethernet device
+ */
+static struct __initdata at91_eth_data cam60_macb_data = {
+ .phy_irq_pin = AT91_PIN_PB5,
+ .is_rmii = 0,
+};
+
+
+static void __init cam60_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* SPI */
+ at91_add_device_spi(cam60_spi_devices, ARRAY_SIZE(cam60_spi_devices));
+ /* Ethernet */
+ at91_add_device_eth(&cam60_macb_data);
+}
+
+MACHINE_START(CAM60, "KwikByte CAM60")
+ /* Maintainer: KwikByte */
+ .phys_io = AT91_BASE_SYS,
+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+ .boot_params = AT91_SDRAM_BASE + 0x100,
+ .timer = &at91sam926x_timer,
+ .map_io = cam60_map_io,
+ .init_irq = cam60_init_irq,
+ .init_machine = cam60_board_init,
+MACHINE_END
Index: linux-2.6.21.7/arch/arm/mach-at91/board-chub.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/board-chub.c
@@ -0,0 +1,132 @@
+/*
+ * linux/arch/arm/mach-at91/board-chub.c
+ *
+ * Copyright (C) 2005 SAN People, adapted for Promwad Chub board
+ * by Kuten Ivan
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <asm/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+#include "generic.h"
+
+/*
+ * Serial port configuration.
+ * 0 .. 3 = USART0 .. USART3
+ * 4 = DBGU
+ */
+static struct at91_uart_config __initdata chub_uart_config = {
+ .console_tty = 0, /* ttyS0 */
+ .nr_tty = 5,
+ .tty_map = { 4, 0, 1, 2, 3 } /* ttyS0, ..., ttyS4 */
+};
+
+static void __init chub_init_irq(void)
+{
+ at91rm9200_init_interrupts(NULL);
+}
+
+static void __init chub_map_io(void)
+{
+ /* Initialize clocks: 18.432 MHz crystal */
+ at91rm9200_initialize(18432000, AT91RM9200_PQFP);
+
+ /* Setup the serial ports and console */
+ at91_init_serial(&chub_uart_config);
+}
+
+static struct at91_eth_data __initdata chub_eth_data = {
+ .phy_irq_pin = AT91_PIN_PB29,
+ .is_rmii = 0,
+};
+
+static struct mtd_partition __initdata chub_nand_partition[] = {
+ {
+ .name = "NAND Partition 1",
+ .offset = 0,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct mtd_partition *nand_partitions(int size, int *num_partitions)
+{
+ *num_partitions = ARRAY_SIZE(chub_nand_partition);
+ return chub_nand_partition;
+}
+
+static struct at91_nand_data __initdata chub_nand_data = {
+ .ale = 22,
+ .cle = 21,
+ .enable_pin = AT91_PIN_PA27,
+ .partition_info = nand_partitions,
+};
+
+static struct spi_board_info chub_spi_devices[] = {
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 0,
+ .max_speed_hz = 15 * 1000 * 1000,
+ },
+};
+
+static void __init chub_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* I2C */
+ at91_add_device_i2c();
+ /* Ethernet */
+ at91_add_device_eth(&chub_eth_data);
+ /* SPI */
+ at91_add_device_spi(chub_spi_devices, ARRAY_SIZE(chub_spi_devices));
+ /* NAND Flash */
+ at91_add_device_nand(&chub_nand_data);
+ /* Disable write protect for NAND */
+ at91_set_gpio_output(AT91_PIN_PB7, 1);
+ /* Power enable for 3x RS-232 and 1x RS-485 */
+ at91_set_gpio_output(AT91_PIN_PB9, 1);
+ /* Disable write protect for FRAM */
+ at91_set_gpio_output(AT91_PIN_PA21, 1);
+ /* Disable write protect for Dataflash */
+ at91_set_gpio_output(AT91_PIN_PA19, 1);
+}
+
+MACHINE_START(CHUB, "Promwad Chub")
+ /* Maintainer: Ivan Kuten AT Promwad DOT com */
+ .phys_io = AT91_BASE_SYS,
+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+ .boot_params = AT91_SDRAM_BASE + 0x100,
+ .timer = &at91rm9200_timer,
+ .map_io = chub_map_io,
+ .init_irq = chub_init_irq,
+ .init_machine = chub_board_init,
+MACHINE_END
Index: linux-2.6.21.7/arch/arm/mach-at91/board-csb337.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-csb337.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-csb337.c
@@ -24,6 +24,7 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/interrupt.h>
#include <linux/mtd/physmap.h>
#include <asm/hardware.h>
@@ -59,6 +60,7 @@ static void __init csb337_map_io(void)
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
+ at91_set_gpio_output(AT91_PIN_PB2, 1); /* third (unused) LED */
/* Setup the serial ports and console */
at91_init_serial(&csb337_uart_config);
@@ -149,6 +151,55 @@ static struct platform_device csb_flash
.num_resources = ARRAY_SIZE(csb_flash_resources),
};
+static struct at91_gpio_led csb337_leds[] = {
+ {
+ .name = "led0",
+ .gpio = AT91_PIN_PB0,
+ .trigger = "heartbeat",
+ },
+ {
+ .name = "led1",
+ .gpio = AT91_PIN_PB1,
+ .trigger = "timer",
+ },
+ {
+ .name = "led2",
+ .gpio = AT91_PIN_PB2,
+ }
+};
+
+#if defined(CONFIG_CSB300_WAKE_SW0) || defined(CONFIG_CSB300_WAKE_SW1)
+static irqreturn_t switch_irq_handler(int irq, void *context)
+{
+ return IRQ_HANDLED;
+}
+
+static inline void __init switch_irq_setup(int irq, char *name, unsigned long mode)
+{
+ int res;
+
+ res = request_irq(irq, switch_irq_handler, IRQF_SAMPLE_RANDOM | mode, name, NULL);
+ if (res == 0)
+ enable_irq_wake(irq);
+}
+
+static void __init csb300_switches(void)
+{
+#ifdef CONFIG_CSB300_WAKE_SW0
+ at91_set_A_periph(AT91_PIN_PB29, 1); /* IRQ0 */
+ switch_irq_setup(AT91RM9200_ID_IRQ0, "csb300_sw0", IRQF_TRIGGER_FALLING);
+#endif
+#ifdef CONFIG_CSB300_WAKE_SW1
+ at91_set_gpio_input(AT91_PIN_PB28, 1);
+ at91_set_deglitch(AT91_PIN_PB28, 1);
+ switch_irq_setup(AT91_PIN_PB28, "csb300_sw1", IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING);
+#endif
+ /* there's also SW2 at PA21, GPIO or TIOA2 */
+}
+#else
+static void __init csb300_switches(void) {}
+#endif
+
static void __init csb337_board_init(void)
{
/* Serial */
@@ -168,8 +219,12 @@ static void __init csb337_board_init(voi
at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
/* MMC */
at91_add_device_mmc(0, &csb337_mmc_data);
+ /* LEDS */
+ at91_gpio_leds(csb337_leds, ARRAY_SIZE(csb337_leds));
/* NOR flash */
platform_device_register(&csb_flash);
+ /* Switches on CSB300 */
+ csb300_switches();
}
MACHINE_START(CSB337, "Cogent CSB337")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-dk.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-dk.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-dk.c
@@ -73,6 +73,185 @@ static void __init dk_init_irq(void)
at91rm9200_init_interrupts(NULL);
}
+#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
+#include <video/s1d13xxxfb.h>
+#include <asm/arch/ics1523.h>
+
+/* EPSON S1D13806 FB */
+#define AT91_FB_REG_BASE 0x30000000L
+#define AT91_FB_REG_SIZE 0x200
+#define AT91_FB_VMEM_BASE 0x30200000L
+#define AT91_FB_VMEM_SIZE 0x140000L
+
+static void __init dk_init_video(void)
+{
+ /* NWAIT Signal */
+ at91_set_A_periph(AT91_PIN_PC6, 0);
+
+ /* Initialization of the Static Memory Controller for Chip Select 2 */
+ at91_sys_write(AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
+ | AT91_SMC_WSEN | AT91_SMC_NWS_(4) /* wait states */
+ | AT91_SMC_TDF_(1) /* float time */
+ );
+
+ at91_ics1523_init();
+}
+
+/* CRT: (active) 640x480 60Hz (PCLK=CLKI=25.175MHz)
+ Memory: Embedded SDRAM (MCLK=CLKI3=50.000MHz) (BUSCLK=60.000MHz) */
+static const struct s1d13xxxfb_regval dk_s1dfb_initregs[] = {
+ {S1DREG_MISC, 0x00}, /* Enable Memory/Register select bit */
+ {S1DREG_COM_DISP_MODE, 0x00}, /* disable display output */
+ {S1DREG_GPIO_CNF0, 0x00},
+ {S1DREG_GPIO_CNF1, 0x00},
+ {S1DREG_GPIO_CTL0, 0x08},
+ {S1DREG_GPIO_CTL1, 0x00},
+ {S1DREG_CLK_CNF, 0x01}, /* no divide, MCLK source is CLKI3 0x02*/
+ {S1DREG_LCD_CLK_CNF, 0x00},
+ {S1DREG_CRT_CLK_CNF, 0x00},
+ {S1DREG_MPLUG_CLK_CNF, 0x00},
+ {S1DREG_CPU2MEM_WST_SEL, 0x01}, /* 2*period(MCLK) - 4ns > period(BCLK) */
+ {S1DREG_SDRAM_REF_RATE, 0x03}, /* 32768 <= MCLK <= 50000 (MHz) */
+ {S1DREG_SDRAM_TC0, 0x00}, /* MCLK source freq (MHz): */
+ {S1DREG_SDRAM_TC1, 0x01}, /* 42 <= MCLK <= 50 */
+ {S1DREG_MEM_CNF, 0x80}, /* SDRAM Initialization - needed before mem access */
+ {S1DREG_PANEL_TYPE, 0x25}, /* std TFT 16bit, 8bit SCP format 2, single passive LCD */
+ {S1DREG_MOD_RATE, 0x00}, /* toggle every FPFRAME */
+ {S1DREG_LCD_DISP_HWIDTH, 0x4F}, /* 680 pix */
+ {S1DREG_LCD_NDISP_HPER, 0x12}, /* 152 pix */
+ {S1DREG_TFT_FPLINE_START, 0x01}, /* 13 pix */
+ {S1DREG_TFT_FPLINE_PWIDTH, 0x0B}, /* 96 pix */
+ {S1DREG_LCD_DISP_VHEIGHT0, 0xDF},
+ {S1DREG_LCD_DISP_VHEIGHT1, 0x01}, /* 480 lines */
+ {S1DREG_LCD_NDISP_VPER, 0x2C}, /* 44 lines */
+ {S1DREG_TFT_FPFRAME_START, 0x0A}, /* 10 lines */
+ {S1DREG_TFT_FPFRAME_PWIDTH, 0x01}, /* 2 lines */
+ {S1DREG_LCD_DISP_MODE, 0x05}, /* 16 bpp */
+ {S1DREG_LCD_MISC, 0x00}, /* dithering enabled, dual panel buffer enabled */
+ {S1DREG_LCD_DISP_START0, 0x00},
+ {S1DREG_LCD_DISP_START1, 0xC8},
+ {S1DREG_LCD_DISP_START2, 0x00},
+ {S1DREG_LCD_MEM_OFF0, 0x80},
+ {S1DREG_LCD_MEM_OFF1, 0x02},
+ {S1DREG_LCD_PIX_PAN, 0x00},
+ {S1DREG_LCD_DISP_FIFO_HTC, 0x3B},
+ {S1DREG_LCD_DISP_FIFO_LTC, 0x3C},
+ {S1DREG_CRT_DISP_HWIDTH, 0x4F}, /* 680 pix */
+ {S1DREG_CRT_NDISP_HPER, 0x13}, /* 160 pix */
+ {S1DREG_CRT_HRTC_START, 0x01}, /* 13 pix */
+ {S1DREG_CRT_HRTC_PWIDTH, 0x0B}, /* 96 pix */
+ {S1DREG_CRT_DISP_VHEIGHT0, 0xDF},
+ {S1DREG_CRT_DISP_VHEIGHT1, 0x01}, /* 480 lines */
+ {S1DREG_CRT_NDISP_VPER, 0x2B}, /* 44 lines */
+ {S1DREG_CRT_VRTC_START, 0x09}, /* 10 lines */
+ {S1DREG_CRT_VRTC_PWIDTH, 0x01}, /* 2 lines */
+ {S1DREG_TV_OUT_CTL, 0x10},
+ {S1DREG_CRT_DISP_MODE, 0x05}, /* 16 bpp */
+ {S1DREG_CRT_DISP_START0, 0x00},
+ {S1DREG_CRT_DISP_START1, 0x00},
+ {S1DREG_CRT_DISP_START2, 0x00},
+ {S1DREG_CRT_MEM_OFF0, 0x80},
+ {S1DREG_CRT_MEM_OFF1, 0x02},
+ {S1DREG_CRT_PIX_PAN, 0x00},
+ {S1DREG_CRT_DISP_FIFO_HTC, 0x3B},
+ {S1DREG_CRT_DISP_FIFO_LTC, 0x3C},
+ {S1DREG_LCD_CUR_CTL, 0x00}, /* inactive */
+ {S1DREG_LCD_CUR_START, 0x01},
+ {S1DREG_LCD_CUR_XPOS0, 0x00},
+ {S1DREG_LCD_CUR_XPOS1, 0x00},
+ {S1DREG_LCD_CUR_YPOS0, 0x00},
+ {S1DREG_LCD_CUR_YPOS1, 0x00},
+ {S1DREG_LCD_CUR_BCTL0, 0x00},
+ {S1DREG_LCD_CUR_GCTL0, 0x00},
+ {S1DREG_LCD_CUR_RCTL0, 0x00},
+ {S1DREG_LCD_CUR_BCTL1, 0x1F},
+ {S1DREG_LCD_CUR_GCTL1, 0x3F},
+ {S1DREG_LCD_CUR_RCTL1, 0x1F},
+ {S1DREG_LCD_CUR_FIFO_HTC, 0x00},
+ {S1DREG_CRT_CUR_CTL, 0x00}, /* inactive */
+ {S1DREG_CRT_CUR_START, 0x01},
+ {S1DREG_CRT_CUR_XPOS0, 0x00},
+ {S1DREG_CRT_CUR_XPOS1, 0x00},
+ {S1DREG_CRT_CUR_YPOS0, 0x00},
+ {S1DREG_CRT_CUR_YPOS1, 0x00},
+ {S1DREG_CRT_CUR_BCTL0, 0x00},
+ {S1DREG_CRT_CUR_GCTL0, 0x00},
+ {S1DREG_CRT_CUR_RCTL0, 0x00},
+ {S1DREG_CRT_CUR_BCTL1, 0x1F},
+ {S1DREG_CRT_CUR_GCTL1, 0x3F},
+ {S1DREG_CRT_CUR_RCTL1, 0x1F},
+ {S1DREG_CRT_CUR_FIFO_HTC, 0x00},
+ {S1DREG_BBLT_CTL0, 0x00},
+ {S1DREG_BBLT_CTL0, 0x00},
+ {S1DREG_BBLT_CC_EXP, 0x00},
+ {S1DREG_BBLT_OP, 0x00},
+ {S1DREG_BBLT_SRC_START0, 0x00},
+ {S1DREG_BBLT_SRC_START1, 0x00},
+ {S1DREG_BBLT_SRC_START2, 0x00},
+ {S1DREG_BBLT_DST_START0, 0x00},
+ {S1DREG_BBLT_DST_START1, 0x00},
+ {S1DREG_BBLT_DST_START2, 0x00},
+ {S1DREG_BBLT_MEM_OFF0, 0x00},
+ {S1DREG_BBLT_MEM_OFF1, 0x00},
+ {S1DREG_BBLT_WIDTH0, 0x00},
+ {S1DREG_BBLT_WIDTH1, 0x00},
+ {S1DREG_BBLT_HEIGHT0, 0x00},
+ {S1DREG_BBLT_HEIGHT1, 0x00},
+ {S1DREG_BBLT_BGC0, 0x00},
+ {S1DREG_BBLT_BGC1, 0x00},
+ {S1DREG_BBLT_FGC0, 0x00},
+ {S1DREG_BBLT_FGC1, 0x00},
+ {S1DREG_LKUP_MODE, 0x00}, /* LCD LUT r | LCD and CRT/TV LUT w */
+ {S1DREG_LKUP_ADDR, 0x00},
+ {S1DREG_PS_CNF, 0x00}, /* Power Save disable */
+ {S1DREG_PS_STATUS, 0x02}, /* LCD Panel down, mem up */
+ {S1DREG_CPU2MEM_WDOGT, 0x00},
+ {S1DREG_COM_DISP_MODE, 0x02}, /* enable CRT display output */
+};
+
+static struct s1d13xxxfb_pdata dk_s1dfb_pdata = {
+ .initregs = dk_s1dfb_initregs,
+ .initregssize = ARRAY_SIZE(dk_s1dfb_initregs),
+ .platform_init_video = dk_init_video,
+};
+
+static u64 s1dfb_dmamask = 0xffffffffUL;
+
+static struct resource dk_s1dfb_resource[] = {
+ [0] = { /* video mem */
+ .name = "s1d13806 memory",
+ .start = AT91_FB_VMEM_BASE,
+ .end = AT91_FB_VMEM_BASE + AT91_FB_VMEM_SIZE -1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = { /* video registers */
+ .name = "s1d13806 registers",
+ .start = AT91_FB_REG_BASE,
+ .end = AT91_FB_REG_BASE + AT91_FB_REG_SIZE -1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device dk_s1dfb_device = {
+ .name = "s1d13806fb",
+ .id = -1,
+ .dev = {
+ .dma_mask = &s1dfb_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &dk_s1dfb_pdata,
+ },
+ .resource = dk_s1dfb_resource,
+ .num_resources = ARRAY_SIZE(dk_s1dfb_resource),
+};
+
+static void __init dk_add_device_video(void)
+{
+ platform_device_register(&dk_s1dfb_device);
+}
+#else
+static void __init dk_add_device_video(void) {}
+#endif
+
static struct at91_eth_data __initdata dk_eth_data = {
.phy_irq_pin = AT91_PIN_PC4,
.is_rmii = 1,
@@ -151,7 +330,7 @@ static struct at91_nand_data __initdata
#define DK_FLASH_SIZE 0x200000
static struct physmap_flash_data dk_flash_data = {
- .width = 2,
+ .width = 2,
};
static struct resource dk_flash_resource = {
@@ -170,6 +349,13 @@ static struct platform_device dk_flash =
.num_resources = 1,
};
+static struct at91_gpio_led dk_leds[] = {
+ {
+ .name = "led0",
+ .gpio = AT91_PIN_PB2,
+ .trigger = "timer",
+ }
+};
static void __init dk_board_init(void)
{
@@ -200,8 +386,10 @@ static void __init dk_board_init(void)
at91_add_device_nand(&dk_nand_data);
/* NOR Flash */
platform_device_register(&dk_flash);
+ /* LEDs */
+ at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
/* VGA */
-// dk_add_device_video();
+ dk_add_device_video();
}
MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-ek.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-ek.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-ek.c
@@ -73,6 +73,187 @@ static void __init ek_init_irq(void)
at91rm9200_init_interrupts(NULL);
}
+#if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
+#include <video/s1d13xxxfb.h>
+#include <asm/arch/ics1523.h>
+
+/* EPSON S1D13806 FB */
+#define AT91_FB_REG_BASE 0x40000000L
+#define AT91_FB_REG_SIZE 0x200
+#define AT91_FB_VMEM_BASE 0x40200000L
+#define AT91_FB_VMEM_SIZE 0x140000L
+
+static void __init ek_init_video(void)
+{
+ /* NWAIT Signal */
+ at91_set_A_periph(AT91_PIN_PC6, 0);
+
+ /* Initialization of the Static Memory Controller for Chip Select 3 */
+ at91_sys_write(AT91_SMC_CSR(3), AT91_SMC_DBW_16 /* 16 bit */
+ | AT91_SMC_WSEN | AT91_SMC_NWS_(5) /* wait states */
+ | AT91_SMC_TDF_(1) /* float time */
+ );
+
+ at91_ics1523_init();
+}
+
+/* CRT: (active) 640x480 60Hz (PCLK=CLKI=25.175MHz)
+ Memory: Embedded SDRAM (MCLK=CLKI3=50.000MHz) (BUSCLK=60.000MHz) */
+static const struct s1d13xxxfb_regval ek_s1dfb_initregs[] = {
+ {S1DREG_MISC, 0x00}, /* Enable Memory/Register select bit */
+ {S1DREG_COM_DISP_MODE, 0x00}, /* disable display output */
+ {S1DREG_GPIO_CNF0, 0xFF}, // 0x00
+ {S1DREG_GPIO_CNF1, 0x1F}, // 0x08
+ {S1DREG_GPIO_CTL0, 0x00},
+ {S1DREG_GPIO_CTL1, 0x00},
+ {S1DREG_CLK_CNF, 0x01}, /* no divide, MCLK source is CLKI3 0x02*/
+ {S1DREG_LCD_CLK_CNF, 0x00},
+ {S1DREG_CRT_CLK_CNF, 0x00},
+ {S1DREG_MPLUG_CLK_CNF, 0x00},
+ {S1DREG_CPU2MEM_WST_SEL, 0x01}, /* 2*period(MCLK) - 4ns > period(BCLK) */
+ {S1DREG_SDRAM_REF_RATE, 0x03}, /* 32768 <= MCLK <= 50000 (MHz) */
+ {S1DREG_SDRAM_TC0, 0x00}, /* MCLK source freq (MHz): */
+ {S1DREG_SDRAM_TC1, 0x01}, /* 42 <= MCLK <= 50 */
+ {S1DREG_MEM_CNF, 0x80}, /* SDRAM Initialization - needed before mem access */
+ {S1DREG_PANEL_TYPE, 0x25}, /* std TFT 16bit, 8bit SCP format 2, single passive LCD */
+ {S1DREG_MOD_RATE, 0x00}, /* toggle every FPFRAME */
+ {S1DREG_LCD_DISP_HWIDTH, 0x4F}, /* 680 pix */
+ {S1DREG_LCD_NDISP_HPER, 0x12}, /* 152 pix */
+ {S1DREG_TFT_FPLINE_START, 0x01}, /* 13 pix */
+ {S1DREG_TFT_FPLINE_PWIDTH, 0x0B}, /* 96 pix */
+ {S1DREG_LCD_DISP_VHEIGHT0, 0xDF},
+ {S1DREG_LCD_DISP_VHEIGHT1, 0x01}, /* 480 lines */
+ {S1DREG_LCD_NDISP_VPER, 0x2C}, /* 44 lines */
+ {S1DREG_TFT_FPFRAME_START, 0x0A}, /* 10 lines */
+ {S1DREG_TFT_FPFRAME_PWIDTH, 0x01}, /* 2 lines */
+ {S1DREG_LCD_DISP_MODE, 0x05}, /* 16 bpp */
+ {S1DREG_LCD_MISC, 0x00}, /* dithering enabled, dual panel buffer enabled */
+ {S1DREG_LCD_DISP_START0, 0x00},
+ {S1DREG_LCD_DISP_START1, 0xC8},
+ {S1DREG_LCD_DISP_START2, 0x00},
+ {S1DREG_LCD_MEM_OFF0, 0x80},
+ {S1DREG_LCD_MEM_OFF1, 0x02},
+ {S1DREG_LCD_PIX_PAN, 0x00},
+ {S1DREG_LCD_DISP_FIFO_HTC, 0x3B},
+ {S1DREG_LCD_DISP_FIFO_LTC, 0x3C},
+ {S1DREG_CRT_DISP_HWIDTH, 0x4F}, /* 680 pix */
+ {S1DREG_CRT_NDISP_HPER, 0x13}, /* 160 pix */
+ {S1DREG_CRT_HRTC_START, 0x01}, /* 13 pix */
+ {S1DREG_CRT_HRTC_PWIDTH, 0x0B}, /* 96 pix */
+ {S1DREG_CRT_DISP_VHEIGHT0, 0xDF},
+ {S1DREG_CRT_DISP_VHEIGHT1, 0x01}, /* 480 lines */
+ {S1DREG_CRT_NDISP_VPER, 0x2B}, /* 44 lines */
+ {S1DREG_CRT_VRTC_START, 0x09}, /* 10 lines */
+ {S1DREG_CRT_VRTC_PWIDTH, 0x01}, /* 2 lines */
+ {S1DREG_TV_OUT_CTL, 0x10},
+ {0x005E, 0x9F},
+ {0x005F, 0x00},
+ {S1DREG_CRT_DISP_MODE, 0x05}, /* 16 bpp */
+ {S1DREG_CRT_DISP_START0, 0x00},
+ {S1DREG_CRT_DISP_START1, 0x00},
+ {S1DREG_CRT_DISP_START2, 0x00},
+ {S1DREG_CRT_MEM_OFF0, 0x80},
+ {S1DREG_CRT_MEM_OFF1, 0x02},
+ {S1DREG_CRT_PIX_PAN, 0x00},
+ {S1DREG_CRT_DISP_FIFO_HTC, 0x3B},
+ {S1DREG_CRT_DISP_FIFO_LTC, 0x3C},
+ {S1DREG_LCD_CUR_CTL, 0x00}, /* inactive */
+ {S1DREG_LCD_CUR_START, 0x01},
+ {S1DREG_LCD_CUR_XPOS0, 0x00},
+ {S1DREG_LCD_CUR_XPOS1, 0x00},
+ {S1DREG_LCD_CUR_YPOS0, 0x00},
+ {S1DREG_LCD_CUR_YPOS1, 0x00},
+ {S1DREG_LCD_CUR_BCTL0, 0x00},
+ {S1DREG_LCD_CUR_GCTL0, 0x00},
+ {S1DREG_LCD_CUR_RCTL0, 0x00},
+ {S1DREG_LCD_CUR_BCTL1, 0x1F},
+ {S1DREG_LCD_CUR_GCTL1, 0x3F},
+ {S1DREG_LCD_CUR_RCTL1, 0x1F},
+ {S1DREG_LCD_CUR_FIFO_HTC, 0x00},
+ {S1DREG_CRT_CUR_CTL, 0x00}, /* inactive */
+ {S1DREG_CRT_CUR_START, 0x01},
+ {S1DREG_CRT_CUR_XPOS0, 0x00},
+ {S1DREG_CRT_CUR_XPOS1, 0x00},
+ {S1DREG_CRT_CUR_YPOS0, 0x00},
+ {S1DREG_CRT_CUR_YPOS1, 0x00},
+ {S1DREG_CRT_CUR_BCTL0, 0x00},
+ {S1DREG_CRT_CUR_GCTL0, 0x00},
+ {S1DREG_CRT_CUR_RCTL0, 0x00},
+ {S1DREG_CRT_CUR_BCTL1, 0x1F},
+ {S1DREG_CRT_CUR_GCTL1, 0x3F},
+ {S1DREG_CRT_CUR_RCTL1, 0x1F},
+ {S1DREG_CRT_CUR_FIFO_HTC, 0x00},
+ {S1DREG_BBLT_CTL0, 0x00},
+ {S1DREG_BBLT_CTL0, 0x00},
+ {S1DREG_BBLT_CC_EXP, 0x00},
+ {S1DREG_BBLT_OP, 0x00},
+ {S1DREG_BBLT_SRC_START0, 0x00},
+ {S1DREG_BBLT_SRC_START1, 0x00},
+ {S1DREG_BBLT_SRC_START2, 0x00},
+ {S1DREG_BBLT_DST_START0, 0x00},
+ {S1DREG_BBLT_DST_START1, 0x00},
+ {S1DREG_BBLT_DST_START2, 0x00},
+ {S1DREG_BBLT_MEM_OFF0, 0x00},
+ {S1DREG_BBLT_MEM_OFF1, 0x00},
+ {S1DREG_BBLT_WIDTH0, 0x00},
+ {S1DREG_BBLT_WIDTH1, 0x00},
+ {S1DREG_BBLT_HEIGHT0, 0x00},
+ {S1DREG_BBLT_HEIGHT1, 0x00},
+ {S1DREG_BBLT_BGC0, 0x00},
+ {S1DREG_BBLT_BGC1, 0x00},
+ {S1DREG_BBLT_FGC0, 0x00},
+ {S1DREG_BBLT_FGC1, 0x00},
+ {S1DREG_LKUP_MODE, 0x00}, /* LCD LUT r | LCD and CRT/TV LUT w */
+ {S1DREG_LKUP_ADDR, 0x00},
+ {S1DREG_PS_CNF, 0x10}, /* Power Save disable */
+ {S1DREG_PS_STATUS, 0x02}, /* LCD Panel down, mem up */
+ {S1DREG_CPU2MEM_WDOGT, 0x00},
+ {S1DREG_COM_DISP_MODE, 0x02}, /* enable CRT display output */
+};
+
+static struct s1d13xxxfb_pdata ek_s1dfb_pdata = {
+ .initregs = ek_s1dfb_initregs,
+ .initregssize = ARRAY_SIZE(ek_s1dfb_initregs),
+ .platform_init_video = ek_init_video,
+};
+
+static u64 s1dfb_dmamask = 0xffffffffUL;
+
+static struct resource ek_s1dfb_resource[] = {
+ [0] = { /* video mem */
+ .name = "s1d13806 memory",
+ .start = AT91_FB_VMEM_BASE,
+ .end = AT91_FB_VMEM_BASE + AT91_FB_VMEM_SIZE -1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = { /* video registers */
+ .name = "s1d13806 registers",
+ .start = AT91_FB_REG_BASE,
+ .end = AT91_FB_REG_BASE + AT91_FB_REG_SIZE -1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ek_s1dfb_device = {
+ .name = "s1d13806fb",
+ .id = -1,
+ .dev = {
+ .dma_mask = &s1dfb_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &ek_s1dfb_pdata,
+ },
+ .resource = ek_s1dfb_resource,
+ .num_resources = ARRAY_SIZE(ek_s1dfb_resource),
+};
+
+static void __init ek_add_device_video(void)
+{
+ platform_device_register(&ek_s1dfb_device);
+}
+#else
+static void __init ek_add_device_video(void) {}
+#endif
+
static struct at91_eth_data __initdata ek_eth_data = {
.phy_irq_pin = AT91_PIN_PC4,
.is_rmii = 1,
@@ -113,7 +294,7 @@ static struct spi_board_info ek_spi_devi
#define EK_FLASH_SIZE 0x200000
static struct physmap_flash_data ek_flash_data = {
- .width = 2,
+ .width = 2,
};
static struct resource ek_flash_resource = {
@@ -132,6 +313,18 @@ static struct platform_device ek_flash =
.num_resources = 1,
};
+static struct at91_gpio_led ek_leds[] = {
+ {
+ .name = "led0",
+ .gpio = AT91_PIN_PB1,
+ .trigger = "heartbeat",
+ },
+ {
+ .name = "led1",
+ .gpio = AT91_PIN_PB2,
+ .trigger = "timer",
+ }
+};
static void __init ek_board_init(void)
{
@@ -158,8 +351,10 @@ static void __init ek_board_init(void)
#endif
/* NOR Flash */
platform_device_register(&ek_flash);
+ /* LEDs */
+ at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
/* VGA */
-// ek_add_device_video();
+ ek_add_device_video();
}
MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-kb9202.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-kb9202.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-kb9202.c
@@ -37,6 +37,8 @@
#include <asm/arch/board.h>
#include <asm/arch/gpio.h>
+#include <asm/arch/at91rm9200_mc.h>
+
#include "generic.h"
@@ -111,6 +113,48 @@ static struct at91_nand_data __initdata
.partition_info = nand_partitions,
};
+
+#if defined(CONFIG_FB_S1D15605)
+#warning "Rather pass reset pin via platform_data"
+static struct resource kb9202_lcd_resources[] = {
+ [0] = {
+ .start = AT91_CHIPSELECT_2,
+ .end = AT91_CHIPSELECT_2 + 0x200FF,
+ .flags = IORESOURCE_MEM
+ },
+ [1] = { /* reset pin */
+ .start = AT91_PIN_PC22,
+ .end = AT91_PIN_PC22,
+ .flags = IORESOURCE_MEM
+ },
+};
+
+static struct platform_device kb9202_lcd_device = {
+ .name = "s1d15605fb",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(kb9202_lcd_resources),
+ .resource = kb9202_lcd_resources,
+};
+
+static void __init kb9202_add_device_lcd(void)
+{
+ /* In case the boot loader did not set the chip select mode and timing */
+ at91_sys_write(AT91_SMC_CSR(2),
+ AT91_SMC_WSEN | AT91_SMC_NWS_(18) | AT91_SMC_TDF_(1) | AT91_SMC_DBW_8 |
+ AT91_SMC_RWSETUP_(1) | AT91_SMC_RWHOLD_(1));
+
+ /* Backlight pin = output, off */
+ at91_set_gpio_output(AT91_PIN_PC23, 0);
+
+ /* Reset pin = output, in reset */
+ at91_set_gpio_output(AT91_PIN_PC22, 0);
+
+ platform_device_register(&kb9202_lcd_device);
+}
+#else
+static void __init kb9202_add_device_lcd(void) {}
+#endif
+
static void __init kb9202_board_init(void)
{
/* Serial */
@@ -129,6 +173,8 @@ static void __init kb9202_board_init(voi
at91_add_device_spi(NULL, 0);
/* NAND */
at91_add_device_nand(&kb9202_nand_data);
+ /* LCD */
+ kb9202_add_device_lcd();
}
MACHINE_START(KB9200, "KB920x")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9260ek.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9260ek.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9260ek.c
@@ -104,9 +104,9 @@ static struct spi_board_info ek_spi_devi
},
#endif
#endif
-#if defined(CONFIG_SND_AT73C213)
+#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
{ /* AT73C213 DAC */
- .modalias = "snd_at73c213",
+ .modalias = "at73c213",
.chip_select = 0,
.max_speed_hz = 10 * 1000 * 1000,
.bus_num = 1,
@@ -118,7 +118,7 @@ static struct spi_board_info ek_spi_devi
/*
* MACB Ethernet device
*/
-static struct __initdata at91_eth_data ek_macb_data = {
+static struct at91_eth_data __initdata ek_macb_data = {
.phy_irq_pin = AT91_PIN_PA7,
.is_rmii = 1,
};
@@ -188,6 +188,8 @@ static void __init ek_board_init(void)
at91_add_device_eth(&ek_macb_data);
/* MMC */
at91_add_device_mmc(0, &ek_mmc_data);
+ /* I2C */
+ at91_add_device_i2c();
}
MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9261ek.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9261ek.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9261ek.c
@@ -25,7 +25,11 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
#include <linux/dm9000.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/hardware.h>
#include <asm/setup.h>
@@ -59,6 +63,9 @@ static void __init ek_map_io(void)
/* Initialize processor: 18.432 MHz crystal */
at91sam9261_initialize(18432000);
+ /* Setup the LEDs */
+ at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
+
/* Setup the serial ports and console */
at91_init_serial(&ek_uart_config);
}
@@ -195,6 +202,41 @@ static struct at91_nand_data __initdata
};
/*
+ * ADS7846 Touchscreen
+ */
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+
+static int ads7843_pendown_state(void)
+{
+ return !at91_get_gpio_value(AT91_PIN_PC2); /* Touchscreen PENIRQ */
+}
+
+static struct ads7846_platform_data ads_info = {
+ .model = 7843,
+ .x_min = 150,
+ .x_max = 3830,
+ .y_min = 190,
+ .y_max = 3830,
+ .vref_delay_usecs = 100,
+ .x_plate_ohms = 450,
+ .y_plate_ohms = 250,
+ .pressure_max = 15000,
+ .debounce_max = 1,
+ .debounce_rep = 0,
+ .debounce_tol = (~0),
+ .get_pendown_state = ads7843_pendown_state,
+};
+
+static void __init ek_add_device_ts(void)
+{
+ at91_set_B_periph(AT91_PIN_PC2, 1); /* External IRQ0, with pullup */
+ at91_set_gpio_input(AT91_PIN_PA11, 1); /* Touchscreen BUSY signal */
+}
+#else
+static void __init ek_add_device_ts(void) {}
+#endif
+
+/*
* SPI devices
*/
static struct spi_board_info ek_spi_devices[] = {
@@ -204,6 +246,17 @@ static struct spi_board_info ek_spi_devi
.max_speed_hz = 15 * 1000 * 1000,
.bus_num = 0,
},
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+ {
+ .modalias = "ads7846",
+ .chip_select = 2,
+ .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
+ .bus_num = 0,
+ .platform_data = &ads_info,
+ .irq = AT91SAM9261_ID_IRQ0,
+ .controller_data = AT91_PIN_PA28, /* CS pin */
+ },
+#endif
#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
{ /* DataFlash card - jumper (J12) configurable to CS3 or CS0 */
.modalias = "mtd_dataflash",
@@ -211,9 +264,9 @@ static struct spi_board_info ek_spi_devi
.max_speed_hz = 15 * 1000 * 1000,
.bus_num = 0,
},
-#elif defined(CONFIG_SND_AT73C213)
+#elif defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
{ /* AT73C213 DAC */
- .modalias = "snd_at73c213",
+ .modalias = "at73c213",
.chip_select = 3,
.max_speed_hz = 10 * 1000 * 1000,
.bus_num = 0,
@@ -222,6 +275,65 @@ static struct spi_board_info ek_spi_devi
};
+/*
+ * LCD Controller
+ */
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static struct fb_videomode at91_tft_vga_modes[] = {
+ {
+ .name = "TX09D50VM1CCA @ 60",
+ .refresh = 60,
+ .xres = 240, .yres = 320,
+ .pixclock = KHZ2PICOS(4965),
+
+ .left_margin = 1, .right_margin = 33,
+ .upper_margin = 1, .lower_margin = 0,
+ .hsync_len = 5, .vsync_len = 1,
+
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ },
+};
+
+static struct fb_monspecs at91fb_default_monspecs = {
+ .manufacturer = "HIT",
+ .monitor = "TX09D50VM1CCA",
+
+ .modedb = at91_tft_vga_modes,
+ .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
+ .hfmin = 15000,
+ .hfmax = 64000,
+ .vfmin = 50,
+ .vfmax = 150,
+};
+
+#define AT91SAM9261_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
+ | ATMEL_LCDC_DISTYPE_TFT \
+ | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
+
+static void at91_lcdc_power_control(int on)
+{
+ if (on)
+ at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */
+ else
+ at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */
+}
+
+/* Driver datas */
+static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
+ .default_bpp = 16,
+ .default_dmacon = ATMEL_LCDC_DMAEN,
+ .default_lcdcon2 = AT91SAM9261_DEFAULT_LCDCON2,
+ .default_monspecs = &at91fb_default_monspecs,
+ .atmel_lcdfb_power_control = at91_lcdc_power_control,
+ .guard_time = 1,
+};
+
+#else
+static struct atmel_lcdfb_info __initdata ek_lcdc_data;
+#endif
+
+
static void __init ek_board_init(void)
{
/* Serial */
@@ -241,10 +353,14 @@ static void __init ek_board_init(void)
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
/* SPI */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+ /* Touchscreen */
+ ek_add_device_ts();
#else
/* MMC */
at91_add_device_mmc(0, &ek_mmc_data);
#endif
+ /* LCD Controller */
+ at91_add_device_lcdc(&ek_lcdc_data);
}
MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9263ek.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/board-sam9263ek.c
+++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9263ek.c
@@ -25,6 +25,10 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/hardware.h>
#include <asm/setup.h>
@@ -86,6 +90,40 @@ static struct at91_udc_data __initdata e
/*
+ * ADS7846 Touchscreen
+ */
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+static int ads7843_pendown_state(void)
+{
+ return !at91_get_gpio_value(AT91_PIN_PA15); /* Touchscreen PENIRQ */
+}
+
+static struct ads7846_platform_data ads_info = {
+ .model = 7843,
+ .x_min = 150,
+ .x_max = 3830,
+ .y_min = 190,
+ .y_max = 3830,
+ .vref_delay_usecs = 100,
+ .x_plate_ohms = 450,
+ .y_plate_ohms = 250,
+ .pressure_max = 15000,
+ .debounce_max = 1,
+ .debounce_rep = 0,
+ .debounce_tol = (~0),
+ .get_pendown_state = ads7843_pendown_state,
+};
+
+static void __init ek_add_device_ts(void)
+{
+ at91_set_B_periph(AT91_PIN_PA15, 1); /* External IRQ1, with pullup */
+ at91_set_gpio_input(AT91_PIN_PA31, 1); /* Touchscreen BUSY signal */
+}
+#else
+static void __init ek_add_device_ts(void) {}
+#endif
+
+/*
* SPI devices.
*/
static struct spi_board_info ek_spi_devices[] = {
@@ -97,6 +135,16 @@ static struct spi_board_info ek_spi_devi
.bus_num = 0,
},
#endif
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+ {
+ .modalias = "ads7846",
+ .chip_select = 3,
+ .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
+ .bus_num = 0,
+ .platform_data = &ads_info,
+ .irq = AT91SAM9263_ID_IRQ1,
+ },
+#endif
};
@@ -112,6 +160,14 @@ static struct at91_mmc_data __initdata e
/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+ .is_rmii = 1,
+};
+
+
+/*
* NAND flash
*/
static struct mtd_partition __initdata ek_nand_partition[] = {
@@ -148,6 +204,73 @@ static struct at91_nand_data __initdata
};
+/*
+ * LCD Controller
+ */
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static struct fb_videomode at91_tft_vga_modes[] = {
+ {
+ .name = "TX09D50VM1CCA @ 60",
+ .refresh = 60,
+ .xres = 240, .yres = 320,
+ .pixclock = KHZ2PICOS(4965),
+
+ .left_margin = 1, .right_margin = 33,
+ .upper_margin = 1, .lower_margin = 0,
+ .hsync_len = 5, .vsync_len = 1,
+
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ },
+};
+
+static struct fb_monspecs at91fb_default_monspecs = {
+ .manufacturer = "HIT",
+ .monitor = "TX09D70VM1CCA",
+
+ .modedb = at91_tft_vga_modes,
+ .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
+ .hfmin = 15000,
+ .hfmax = 64000,
+ .vfmin = 50,
+ .vfmax = 150,
+};
+
+#define AT91SAM9263_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
+ | ATMEL_LCDC_DISTYPE_TFT \
+ | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
+
+static void at91_lcdc_power_control(int on)
+{
+ if (on)
+ at91_set_gpio_value(AT91_PIN_PD12, 0); /* power up */
+ else
+ at91_set_gpio_value(AT91_PIN_PD12, 1); /* power down */
+}
+
+/* Driver datas */
+static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
+ .default_bpp = 16,
+ .default_dmacon = ATMEL_LCDC_DMAEN,
+ .default_lcdcon2 = AT91SAM9263_DEFAULT_LCDCON2,
+ .default_monspecs = &at91fb_default_monspecs,
+ .atmel_lcdfb_power_control = at91_lcdc_power_control,
+ .guard_time = 1,
+};
+
+#else
+static struct atmel_lcdfb_info __initdata ek_lcdc_data;
+#endif
+
+
+/*
+ * AC97
+ */
+static struct atmel_ac97_data ek_ac97_data = {
+ .reset_pin = AT91_PIN_PA13,
+};
+
+
static void __init ek_board_init(void)
{
/* Serial */
@@ -157,11 +280,22 @@ static void __init ek_board_init(void)
/* USB Device */
at91_add_device_udc(&ek_udc_data);
/* SPI */
+ at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+ /* Touchscreen */
+ ek_add_device_ts();
/* MMC */
at91_add_device_mmc(1, &ek_mmc_data);
+ /* Ethernet */
+ at91_add_device_eth(&ek_macb_data);
/* NAND */
at91_add_device_nand(&ek_nand_data);
+ /* I2C */
+ at91_add_device_i2c();
+ /* LCD Controller */
+ at91_add_device_lcdc(&ek_lcdc_data);
+ /* AC97 */
+ at91_add_device_ac97(&ek_ac97_data);
}
MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")
Index: linux-2.6.21.7/arch/arm/mach-at91/board-sam9rlek.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/board-sam9rlek.c
@@ -0,0 +1,204 @@
+/*
+ * Copyright (C) 2005 SAN People
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/fb.h>
+#include <linux/clk.h>
+
+#include <video/atmel_lcdc.h>
+
+#include <asm/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91sam926x_mc.h>
+
+#include "generic.h"
+
+
+/*
+ * Serial port configuration.
+ * 0 .. 3 = USART0 .. USART3
+ * 4 = DBGU
+ */
+static struct at91_uart_config __initdata ek_uart_config = {
+ .console_tty = 0, /* ttyS0 */
+ .nr_tty = 2,
+ .tty_map = { 4, 0, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
+};
+
+static void __init ek_map_io(void)
+{
+ /* Initialize processor: 12.000 MHz crystal */
+ at91sam9rl_initialize(12000000);
+
+ /* Setup the serial ports and console */
+ at91_init_serial(&ek_uart_config);
+}
+
+static void __init ek_init_irq(void)
+{
+ at91sam9rl_init_interrupts(NULL);
+}
+
+
+/*
+ * MCI (SD/MMC)
+ */
+static struct at91_mmc_data __initdata ek_mmc_data = {
+ .wire4 = 1,
+ .det_pin = AT91_PIN_PA15,
+// .wp_pin = ... not connected
+// .vcc_pin = ... not connected
+};
+
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata ek_nand_partition[] = {
+ {
+ .name = "Partition 1",
+ .offset = 0,
+ .size = 256 * 1024,
+ },
+ {
+ .name = "Partition 2",
+ .offset = 256 * 1024 ,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct mtd_partition *nand_partitions(int size, int *num_partitions)
+{
+ *num_partitions = ARRAY_SIZE(ek_nand_partition);
+ return ek_nand_partition;
+}
+
+static struct at91_nand_data __initdata ek_nand_data = {
+ .ale = 21,
+ .cle = 22,
+// .det_pin = ... not connected
+ .rdy_pin = AT91_PIN_PD17,
+ .enable_pin = AT91_PIN_PB6,
+ .partition_info = nand_partitions,
+ .bus_width_16 = 0,
+};
+
+
+/*
+ * SPI devices
+ */
+static struct spi_board_info ek_spi_devices[] = {
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 0,
+ .max_speed_hz = 15 * 1000 * 1000,
+ .bus_num = 0,
+ },
+};
+
+
+/*
+ * LCD Controller
+ */
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static struct fb_videomode at91_tft_vga_modes[] = {
+ {
+ .name = "TX09D50VM1CCA @ 60",
+ .refresh = 60,
+ .xres = 240, .yres = 320,
+ .pixclock = KHZ2PICOS(4965),
+
+ .left_margin = 1, .right_margin = 33,
+ .upper_margin = 1, .lower_margin = 0,
+ .hsync_len = 5, .vsync_len = 1,
+
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ },
+};
+
+static struct fb_monspecs at91fb_default_monspecs = {
+ .manufacturer = "HIT",
+ .monitor = "TX09D50VM1CCA",
+
+ .modedb = at91_tft_vga_modes,
+ .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
+ .hfmin = 15000,
+ .hfmax = 64000,
+ .vfmin = 50,
+ .vfmax = 150,
+};
+
+#define AT91SAM9RL_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
+ | ATMEL_LCDC_DISTYPE_TFT \
+ | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
+
+static void at91_lcdc_power_control(int on)
+{
+ if (on)
+ at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */
+ else
+ at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */
+}
+
+/* Driver datas */
+static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
+ .default_bpp = 16,
+ .default_dmacon = ATMEL_LCDC_DMAEN,
+ .default_lcdcon2 = AT91SAM9RL_DEFAULT_LCDCON2,
+ .default_monspecs = &at91fb_default_monspecs,
+ .atmel_lcdfb_power_control = at91_lcdc_power_control,
+ .guard_time = 1,
+};
+
+#else
+static struct atmel_lcdfb_info __initdata ek_lcdc_data;
+#endif
+
+
+static void __init ek_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* I2C */
+ at91_add_device_i2c();
+ /* NAND */
+ at91_add_device_nand(&ek_nand_data);
+ /* SPI */
+ at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+ /* MMC */
+ at91_add_device_mmc(0, &ek_mmc_data);
+ /* LCD Controller */
+ at91_add_device_lcdc(&ek_lcdc_data);
+}
+
+MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK")
+ /* Maintainer: Atmel */
+ .phys_io = AT91_BASE_SYS,
+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+ .boot_params = AT91_SDRAM_BASE + 0x100,
+ .timer = &at91sam926x_timer,
+ .map_io = ek_map_io,
+ .init_irq = ek_init_irq,
+ .init_machine = ek_board_init,
+MACHINE_END
Index: linux-2.6.21.7/arch/arm/mach-at91/clock.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/clock.c
+++ linux-2.6.21.7/arch/arm/mach-at91/clock.c
@@ -32,6 +32,7 @@
#include <asm/arch/cpu.h>
#include "clock.h"
+#include "generic.h"
/*
@@ -254,6 +255,23 @@ EXPORT_SYMBOL(clk_get_rate);
/*------------------------------------------------------------------------*/
+#ifdef CONFIG_PM
+
+int clk_must_disable(struct clk *clk)
+{
+ if (!at91_suspend_entering_slow_clock())
+ return 0;
+
+ while (clk->parent)
+ clk = clk->parent;
+ return clk != &clk32k;
+}
+EXPORT_SYMBOL(clk_must_disable);
+
+#endif
+
+/*------------------------------------------------------------------------*/
+
#ifdef CONFIG_AT91_PROGRAMMABLE_CLOCKS
/*
@@ -375,6 +393,7 @@ static int at91_clk_show(struct seq_file
seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR));
seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR));
+#warning "Hard-coded PCK"
for (i = 0; i < 4; i++)
seq_printf(s, "PCK%d = %8x\n", i, at91_sys_read(AT91_PMC_PCKR(i)));
seq_printf(s, "SR = %8x\n", sr = at91_sys_read(AT91_PMC_SR));
Index: linux-2.6.21.7/arch/arm/mach-at91/generic.h
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/generic.h
+++ linux-2.6.21.7/arch/arm/mach-at91/generic.h
@@ -13,12 +13,14 @@ extern void __init at91rm9200_initialize
extern void __init at91sam9260_initialize(unsigned long main_clock);
extern void __init at91sam9261_initialize(unsigned long main_clock);
extern void __init at91sam9263_initialize(unsigned long main_clock);
+extern void __init at91sam9rl_initialize(unsigned long main_clock);
/* Interrupts */
extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
extern void __init at91sam9260_init_interrupts(unsigned int priority[]);
extern void __init at91sam9261_init_interrupts(unsigned int priority[]);
extern void __init at91sam9263_init_interrupts(unsigned int priority[]);
+extern void __init at91sam9rl_init_interrupts(unsigned int priority[]);
extern void __init at91_aic_init(unsigned int priority[]);
/* Timer */
@@ -34,6 +36,7 @@ extern void __init at91_clock_associate(
/* Power Management */
extern void at91_irq_suspend(void);
extern void at91_irq_resume(void);
+extern int at91_suspend_entering_slow_clock(void);
/* GPIO */
#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
Index: linux-2.6.21.7/arch/arm/mach-at91/ics1523.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/ics1523.c
@@ -0,0 +1,207 @@
+/*
+ * arch/arm/mach-at91rm9200/ics1523.c
+ *
+ * Copyright (C) 2003 ATMEL Rousset
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/init.h>
+
+#include <asm/arch/ics1523.h>
+#include <asm/arch/at91_twi.h>
+#include <asm/arch/gpio.h>
+
+/* TWI Errors */
+#define AT91_TWI_ERROR (AT91_TWI_NACK | AT91_TWI_UNRE | AT91_TWI_OVRE)
+
+
+static void __iomem *twi_base;
+
+#define at91_twi_read(reg) __raw_readl(twi_base + (reg))
+#define at91_twi_write(reg, val) __raw_writel((val), twi_base + (reg))
+
+
+/* -----------------------------------------------------------------------------
+ * Initialization of TWI CLOCK
+ * ----------------------------------------------------------------------------- */
+
+static void at91_ics1523_SetTwiClock(unsigned int mck_khz)
+{
+ int sclock;
+
+ /* Here, CKDIV = 1 and CHDIV = CLDIV ==> CLDIV = CHDIV = 1/4*((Fmclk/FTWI) -6) */
+ sclock = (10*mck_khz / ICS_TRANSFER_RATE);
+ if (sclock % 10 >= 5)
+ sclock = (sclock /10) - 5;
+ else
+ sclock = (sclock /10)- 6;
+ sclock = (sclock + (4 - sclock %4)) >> 2; /* div 4 */
+
+ at91_twi_write(AT91_TWI_CWGR, 0x00010000 | sclock | (sclock << 8));
+}
+
+/* -----------------------------------------------------------------------------
+ * Read a byte with TWI Interface from the Clock Generator ICS1523
+ * ----------------------------------------------------------------------------- */
+
+static int at91_ics1523_ReadByte(unsigned char reg_address, unsigned char *data_in)
+{
+ int Status, nb_trial;
+
+ at91_twi_write(AT91_TWI_MMR, AT91_TWI_MREAD | AT91_TWI_IADRSZ_1 | ((ICS_ADDR << 16) & AT91_TWI_DADR));
+ at91_twi_write(AT91_TWI_IADR, reg_address);
+ at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
+
+ /* Program temporizing period (300us) */
+ udelay(300);
+
+ /* Wait TXcomplete ... */
+ nb_trial = 0;
+ Status = at91_twi_read(AT91_TWI_SR);
+ while (!(Status & AT91_TWI_TXCOMP) && (nb_trial < 10)) {
+ nb_trial++;
+ Status = at91_twi_read(AT91_TWI_SR);
+ }
+
+ if (Status & AT91_TWI_TXCOMP) {
+ *data_in = (unsigned char) at91_twi_read(AT91_TWI_RHR);
+ return ICS1523_ACCESS_OK;
+ }
+ else
+ return ICS1523_ACCESS_ERROR;
+}
+
+/* -----------------------------------------------------------------------------
+ * Write a byte with TWI Interface to the Clock Generator ICS1523
+ * ----------------------------------------------------------------------------- */
+
+static int at91_ics1523_WriteByte(unsigned char reg_address, unsigned char data_out)
+{
+ int Status, nb_trial;
+
+ at91_twi_write(AT91_TWI_MMR, AT91_TWI_IADRSZ_1 | ((ICS_ADDR << 16) & AT91_TWI_DADR));
+ at91_twi_write(AT91_TWI_IADR, reg_address);
+ at91_twi_write(AT91_TWI_THR, data_out);
+ at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
+
+ /* Program temporizing period (300us) */
+ udelay(300);
+
+ nb_trial = 0;
+ Status = at91_twi_read(AT91_TWI_SR);
+ while (!(Status & AT91_TWI_TXCOMP) && (nb_trial < 10)) {
+ nb_trial++;
+ if (Status & AT91_TWI_ERROR) {
+ /* If Underrun OR NACK - Start again */
+ at91_twi_write(AT91_TWI_CR, AT91_TWI_START | AT91_TWI_STOP);
+
+ /* Program temporizing period (300us) */
+ udelay(300);
+ }
+ Status = at91_twi_read(AT91_TWI_SR);
+ };
+
+ if (Status & AT91_TWI_TXCOMP)
+ return ICS1523_ACCESS_OK;
+ else
+ return ICS1523_ACCESS_ERROR;
+}
+
+/* -----------------------------------------------------------------------------
+ * Initialization of the Clock Generator ICS1523
+ * ----------------------------------------------------------------------------- */
+
+int at91_ics1523_init(void)
+{
+ int nb_trial;
+ int ack = ICS1523_ACCESS_OK;
+ unsigned int status = 0xffffffff;
+ struct clk *twi_clk;
+
+ /* Map in TWI peripheral */
+ twi_base = ioremap(AT91RM9200_BASE_TWI, SZ_16K);
+ if (!twi_base)
+ return -ENOMEM;
+
+ /* pins used for TWI interface */
+ at91_set_A_periph(AT91_PIN_PA25, 0); /* TWD */
+ at91_set_multi_drive(AT91_PIN_PA25, 1);
+ at91_set_A_periph(AT91_PIN_PA26, 0); /* TWCK */
+ at91_set_multi_drive(AT91_PIN_PA26, 1);
+
+ /* Enable the TWI clock */
+ twi_clk = clk_get(NULL, "twi_clk");
+ if (IS_ERR(twi_clk))
+ return ICS1523_ACCESS_ERROR;
+ clk_enable(twi_clk);
+
+ /* Disable interrupts */
+ at91_twi_write(AT91_TWI_IDR, -1);
+
+ /* Reset peripheral */
+ at91_twi_write(AT91_TWI_CR, AT91_TWI_SWRST);
+
+ /* Set Master mode */
+ at91_twi_write(AT91_TWI_CR, AT91_TWI_MSEN);
+
+ /* Set TWI Clock Waveform Generator Register */
+ at91_ics1523_SetTwiClock(60000); /* MCK in KHz = 60000 KHz */
+
+ /* ICS1523 Initialisation */
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_ICR, (unsigned char) 0);
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_OE, (unsigned char) (ICS_OEF | ICS_OET2 | ICS_OETCK));
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_OD, (unsigned char) (ICS_INSEL | 0x7F));
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAO, (unsigned char) 0);
+
+ nb_trial = 0;
+ do {
+ nb_trial++;
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_ICR, (unsigned char) (ICS_ENDLS | ICS_ENPLS | ICS_PDEN /*| ICS_FUNCSEL*/));
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_LCR, (unsigned char) (ICS_PSD | ICS_PFD));
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_FD0, (unsigned char) 0x39) ; /* 0x7A */
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_FD1, (unsigned char) 0x00);
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_SWRST, (unsigned char) (ICS_PLLR));
+
+ /* Program 1ms temporizing period */
+ mdelay(1);
+
+ at91_ics1523_ReadByte ((unsigned char) ICS_SR, (char *)&status);
+ } while (!((unsigned int) status & (unsigned int) ICS_PLLLOCK) && (nb_trial < 10));
+
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAC, (unsigned char) 0x03) ; /* 0x01 */
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_SWRST, (unsigned char) (ICS_DPAR));
+
+ /* Program 1ms temporizing period */
+ mdelay(1);
+
+ ack |= at91_ics1523_WriteByte ((unsigned char) ICS_DPAO, (unsigned char) 0x00);
+
+ /* Program 1ms temporizing period */
+ mdelay(1);
+
+ /* All done - cleanup */
+ iounmap(twi_base);
+ clk_disable(twi_clk);
+ clk_put(twi_clk);
+
+ return ack;
+}
Index: linux-2.6.21.7/arch/arm/mach-at91/pm.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-at91/pm.c
+++ linux-2.6.21.7/arch/arm/mach-at91/pm.c
@@ -63,6 +63,7 @@ static int at91_pm_prepare(suspend_state
* Verify that all the clocks are correct before entering
* slow-clock mode.
*/
+#warning "SAM9260 only has 3 programmable clocks."
static int at91_pm_verify_clocks(void)
{
unsigned long scsr;
@@ -104,20 +105,15 @@ static int at91_pm_verify_clocks(void)
}
/*
- * Call this from platform driver suspend() to see how deeply to suspend.
+ * This is called from clk_must_disable(), to see how deeply to suspend.
* For example, some controllers (like OHCI) need one of the PLL clocks
* in order to act as a wakeup source, and those are not available when
* going into slow clock mode.
- *
- * REVISIT: generalize as clk_will_be_available(clk)? Other platforms have
- * the very same problem (but not using at91 main_clk), and it'd be better
- * to add one generic API rather than lots of platform-specific ones.
*/
int at91_suspend_entering_slow_clock(void)
{
return (target_state == PM_SUSPEND_MEM);
}
-EXPORT_SYMBOL(at91_suspend_entering_slow_clock);
static void (*slow_clock)(void);
@@ -207,16 +203,23 @@ static struct pm_ops at91_pm_ops ={
.enter = at91_pm_enter,
};
+#ifdef CONFIG_AT91_SLOW_CLOCK
+extern void at91rm9200_slow_clock(void);
+extern u32 at91rm9200_slow_clock_sz;
+#endif
+
static int __init at91_pm_init(void)
{
- printk("AT91: Power Management\n");
-
-#ifdef CONFIG_AT91_PM_SLOW_CLOCK
- /* REVISIT allocations of SRAM should be dynamically managed.
+#ifdef CONFIG_AT91_SLOW_CLOCK
+ /*
+ * REVISIT allocations of SRAM should be dynamically managed.
* FIQ handlers and other components will want SRAM/TCM too...
*/
- slow_clock = (void *) (AT91_VA_BASE_SRAM + (3 * SZ_4K));
+ slow_clock = (void *) (AT91_IO_VIRT_BASE - AT91RM9200_SRAM_SIZE + (3 * SZ_4K));
memcpy(slow_clock, at91rm9200_slow_clock, at91rm9200_slow_clock_sz);
+ printk("AT91: Power Management (with slow clock mode)\n");
+#else
+ printk("AT91: Power Management\n");
#endif
/* Disable SDRAM low-power mode. Cannot be used with self-refresh. */
Index: linux-2.6.21.7/arch/arm/mach-at91/pm_slowclock.S
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/pm_slowclock.S
@@ -0,0 +1,172 @@
+/*
+ * arch/arm/mach-at91/pm_slow_clock.S
+ *
+ * Copyright (C) 2006 Savin Zlobec
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/linkage.h>
+#include <asm/hardware.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91rm9200_mc.h>
+
+#define MCKRDY_TIMEOUT 1000
+#define MOSCRDY_TIMEOUT 1000
+#define PLLALOCK_TIMEOUT 1000
+
+ .macro wait_mckrdy
+ mov r2, #MCKRDY_TIMEOUT
+1: sub r2, r2, #1
+ cmp r2, #0
+ beq 2f
+ ldr r3, [r1, #AT91_PMC_SR]
+ tst r3, #AT91_PMC_MCKRDY
+ beq 1b
+2:
+ .endm
+
+ .macro wait_moscrdy
+ mov r2, #MOSCRDY_TIMEOUT
+1: sub r2, r2, #1
+ cmp r2, #0
+ beq 2f
+ ldr r3, [r1, #AT91_PMC_SR]
+ tst r3, #AT91_PMC_MOSCS
+ beq 1b
+2:
+ .endm
+
+ .macro wait_pllalock
+ mov r2, #PLLALOCK_TIMEOUT
+1: sub r2, r2, #1
+ cmp r2, #0
+ beq 2f
+ ldr r3, [r1, #AT91_PMC_SR]
+ tst r3, #AT91_PMC_LOCKA
+ beq 1b
+2:
+ .endm
+
+ .macro wait_plladis
+ mov r2, #PLLALOCK_TIMEOUT
+1: sub r2, r2, #1
+ cmp r2, #0
+ beq 2f
+ ldr r3, [r1, #AT91_PMC_SR]
+ tst r3, #AT91_PMC_LOCKA
+ bne 1b
+2:
+ .endm
+
+ .text
+
+ENTRY(at91rm9200_slow_clock)
+
+ ldr r1, .at91_va_base_sys
+
+ /* Put SDRAM in self refresh mode */
+
+ b 1f
+ .align 5
+1: mcr p15, 0, r0, c7, c10, 4
+ mov r2, #1
+ str r2, [r1, #AT91_SDRAMC_SRR]
+
+ /* Save Master clock setting */
+
+ ldr r2, [r1, #AT91_PMC_MCKR]
+ str r2, .saved_mckr
+
+ /*
+ * Set the Master clock source to slow clock
+ *
+ * First set the CSS field, wait for MCKRDY
+ * and than set the PRES and MDIV fields.
+ *
+ * See eratta #2[78] for details.
+ */
+
+ bic r2, r2, #3
+ str r2, [r1, #AT91_PMC_MCKR]
+
+ wait_mckrdy
+
+ mov r2, #0
+ str r2, [r1, #AT91_PMC_MCKR]
+
+ /* Save PLLA setting and disable it */
+
+ ldr r2, [r1, #AT91_CKGR_PLLAR]
+ str r2, .saved_pllar
+
+ mov r2, #0
+ str r2, [r1, #AT91_CKGR_PLLAR]
+
+ wait_plladis
+
+ /* Turn off the main oscillator */
+
+ ldr r2, [r1, #AT91_CKGR_MOR]
+ bic r2, r2, #AT91_PMC_MOSCEN
+ str r2, [r1, #AT91_CKGR_MOR]
+
+ /* Wait for interrupt */
+
+ mcr p15, 0, r0, c7, c0, 4
+
+ /* Turn on the main oscillator */
+
+ ldr r2, [r1, #AT91_CKGR_MOR]
+ orr r2, r2, #AT91_PMC_MOSCEN
+ str r2, [r1, #AT91_CKGR_MOR]
+
+ wait_moscrdy
+
+ /* Restore PLLA setting */
+
+ ldr r2, .saved_pllar
+ str r2, [r1, #AT91_CKGR_PLLAR]
+
+ wait_pllalock
+
+ /*
+ * Restore master clock setting
+ *
+ * First set PRES if it was not 0,
+ * than set CSS and MDIV fields.
+ * After every change wait for
+ * MCKRDY.
+ *
+ * See eratta #2[78] for details.
+ */
+
+ ldr r2, .saved_mckr
+ tst r2, #0x1C
+ beq 2f
+ and r2, r2, #0x1C
+ str r2, [r1, #AT91_PMC_MCKR]
+
+ wait_mckrdy
+
+2: ldr r2, .saved_mckr
+ str r2, [r1, #AT91_PMC_MCKR]
+
+ wait_mckrdy
+
+ mov pc, lr
+
+.saved_mckr:
+ .word 0
+
+.saved_pllar:
+ .word 0
+
+.at91_va_base_sys:
+ .word AT91_VA_BASE_SYS
+
+ENTRY(at91rm9200_slow_clock_sz)
+ .word .-at91rm9200_slow_clock
Index: linux-2.6.21.7/arch/arm/mach-at91/tclib.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/tclib.c
@@ -0,0 +1,17 @@
+#include <linux/clk.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include "tclib.h"
+
+static struct atmel_tcblock *blocks;
+static int nblocks;
+
+/*
+ * Called from the processor-specific init to register the TC Blocks.
+ */
+void __init atmel_tc_init(struct atmel_tcblock *tcblocks, int n)
+{
+ blocks = tcblocks;
+ nblocks = n;
+}
Index: linux-2.6.21.7/arch/arm/mach-at91/tclib.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/arch/arm/mach-at91/tclib.h
@@ -0,0 +1,11 @@
+
+#define TC_PER_TCB 3
+
+struct atmel_tcblock {
+ u32 physaddr;
+ void __iomem *ioaddr;
+ struct clk *clk[TC_PER_TCB];
+ int irq[TC_PER_TCB];
+};
+
+extern void __init atmel_tc_init(struct atmel_tcblock *tcblocks, int n);
Index: linux-2.6.21.7/arch/arm/mm/Kconfig
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mm/Kconfig
+++ linux-2.6.21.7/arch/arm/mm/Kconfig
@@ -171,8 +171,8 @@ config CPU_ARM925T
# ARM926T
config CPU_ARM926T
bool "Support ARM926T processor"
- depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX
- default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_NS9XXX
+ depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || MACH_REALVIEW_EB || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX
+ default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_NS9XXX
select CPU_32v5
select CPU_ABRT_EV5TJ
select CPU_CACHE_VIVT
Index: linux-2.6.21.7/arch/arm/tools/mach-types
===================================================================
--- linux-2.6.21.7.orig/arch/arm/tools/mach-types
+++ linux-2.6.21.7/arch/arm/tools/mach-types
@@ -1335,3 +1335,32 @@ at91sam9rlek MACH_AT91SAM9RLEK AT91SAM9
comtech_router MACH_COMTECH_ROUTER COMTECH_ROUTER 1327
sbc2410x MACH_SBC2410X SBC2410X 1328
at4x0bd MACH_AT4X0BD AT4X0BD 1329
+cbifr MACH_CBIFR CBIFR 1330
+arcom_quantum MACH_ARCOM_QUANTUM ARCOM_QUANTUM 1331
+matrix520 MACH_MATRIX520 MATRIX520 1332
+matrix510 MACH_MATRIX510 MATRIX510 1333
+matrix500 MACH_MATRIX500 MATRIX500 1334
+m501 MACH_M501 M501 1335
+aaeon1270 MACH_AAEON1270 AAEON1270 1336
+matrix500ev MACH_MATRIX500EV MATRIX500EV 1337
+pac500 MACH_PAC500 PAC500 1338
+pnx8181 MACH_PNX8181 PNX8181 1339
+colibri320 MACH_COLIBRI320 COLIBRI320 1340
+aztoolbb MACH_AZTOOLBB AZTOOLBB 1341
+aztoolg2 MACH_AZTOOLG2 AZTOOLG2 1342
+dvlhost MACH_DVLHOST DVLHOST 1343
+zir9200 MACH_ZIR9200 ZIR9200 1344
+zir9260 MACH_ZIR9260 ZIR9260 1345
+cocopah MACH_COCOPAH COCOPAH 1346
+nds MACH_NDS NDS 1347
+rosencrantz MACH_ROSENCRANTZ ROSENCRANTZ 1348
+fttx_odsc MACH_FTTX_ODSC FTTX_ODSC 1349
+classe_r6904 MACH_CLASSE_R6904 CLASSE_R6904 1350
+cam60 MACH_CAM60 CAM60 1351
+mxc30031ads MACH_MXC30031ADS MXC30031ADS 1352
+datacall MACH_DATACALL DATACALL 1353
+at91eb01 MACH_AT91EB01 AT91EB01 1354
+rty MACH_RTY RTY 1355
+dwl2100 MACH_DWL2100 DWL2100 1356
+vinsi MACH_VINSI VINSI 1357
+db88f5281 MACH_DB88F5281 DB88F5281 1358
Index: linux-2.6.21.7/drivers/char/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/char/Kconfig
+++ linux-2.6.21.7/drivers/char/Kconfig
@@ -1071,5 +1071,21 @@ config TELCLOCK
/sys/devices/platform/telco_clock, with a number of files for
controlling the behavior of this hardware.
+config AT91_SPI
+ bool "SPI driver (legacy) for AT91RM9200 processors"
+ depends on ARCH_AT91RM9200
+ default y
+ help
+ The SPI driver gives access to this serial bus on the AT91RM9200
+ processor.
+
+config AT91_SPIDEV
+ bool "SPI device interface (legacy) for AT91RM9200 processors"
+ depends on ARCH_AT91RM9200 && AT91_SPI
+ default n
+ help
+ The SPI driver gives user mode access to this serial
+ bus on the AT91RM9200 processor.
+
endmenu
Index: linux-2.6.21.7/drivers/char/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/char/Makefile
+++ linux-2.6.21.7/drivers/char/Makefile
@@ -93,6 +93,8 @@ obj-$(CONFIG_CS5535_GPIO) += cs5535_gpio
obj-$(CONFIG_GPIO_VR41XX) += vr41xx_giu.o
obj-$(CONFIG_TANBAC_TB0219) += tb0219.o
obj-$(CONFIG_TELCLOCK) += tlclk.o
+obj-$(CONFIG_AT91_SPI) += at91_spi.o
+obj-$(CONFIG_AT91_SPIDEV) += at91_spidev.o
obj-$(CONFIG_WATCHDOG) += watchdog/
obj-$(CONFIG_MWAVE) += mwave/
Index: linux-2.6.21.7/drivers/char/at91_spi.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/char/at91_spi.c
@@ -0,0 +1,336 @@
+/*
+ * Serial Peripheral Interface (SPI) driver for the Atmel AT91RM9200 (Thunder)
+ *
+ * Copyright (C) SAN People (Pty) Ltd
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/completion.h>
+#include <linux/interrupt.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+#include <linux/atmel_pdc.h>
+#include <asm/io.h>
+#include <asm/semaphore.h>
+
+#include <asm/arch/at91_spi.h>
+#include <asm/arch/board.h>
+#include <asm/arch/spi.h>
+
+#undef DEBUG_SPI
+
+static struct spi_local spi_dev[NR_SPI_DEVICES]; /* state of the SPI devices */
+static int spi_enabled = 0;
+static struct semaphore spi_lock; /* protect access to SPI bus */
+static int current_device = -1; /* currently selected SPI device */
+static struct clk *spi_clk; /* SPI clock */
+static void __iomem *spi_base; /* SPI peripheral base-address */
+
+DECLARE_COMPLETION(transfer_complete);
+
+
+#define at91_spi_read(reg) __raw_readl(spi_base + (reg))
+#define at91_spi_write(reg, val) __raw_writel((val), spi_base + (reg))
+
+
+/* ......................................................................... */
+
+/*
+ * Access and enable the SPI bus.
+ * This MUST be called before any transfers are performed.
+ */
+void spi_access_bus(short device)
+{
+ /* Ensure that requested device is valid */
+ if ((device < 0) || (device >= NR_SPI_DEVICES))
+ panic("at91_spi: spi_access_bus called with invalid device");
+
+ if (spi_enabled == 0) {
+ clk_enable(spi_clk); /* Enable Peripheral clock */
+ at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIEN); /* Enable SPI */
+#ifdef DEBUG_SPI
+ printk("SPI on\n");
+#endif
+ }
+ spi_enabled++;
+
+ /* Lock the SPI bus */
+ down(&spi_lock);
+ current_device = device;
+
+ /* Configure SPI bus for device */
+ at91_spi_write(AT91_SPI_MR, AT91_SPI_MSTR | AT91_SPI_MODFDIS | (spi_dev[device].pcs << 16));
+}
+
+/*
+ * Relinquish control of the SPI bus.
+ */
+void spi_release_bus(short device)
+{
+ if (device != current_device)
+ panic("at91_spi: spi_release called with invalid device");
+
+ /* Release the SPI bus */
+ current_device = -1;
+ up(&spi_lock);
+
+ spi_enabled--;
+ if (spi_enabled == 0) {
+ at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIDIS); /* Disable SPI */
+ clk_disable(spi_clk); /* Disable Peripheral clock */
+#ifdef DEBUG_SPI
+ printk("SPI off\n");
+#endif
+ }
+}
+
+/*
+ * Perform a data transfer over the SPI bus
+ */
+int spi_transfer(struct spi_transfer_list* list)
+{
+ struct spi_local *device = (struct spi_local *) &spi_dev[current_device];
+ int tx_size;
+
+ if (!list)
+ panic("at91_spi: spi_transfer called with NULL transfer list");
+ if (current_device == -1)
+ panic("at91_spi: spi_transfer called without acquiring bus");
+
+#ifdef DEBUG_SPI
+ printk("SPI transfer start [%i]\n", list->nr_transfers);
+#endif
+
+ /* If we are in 16-bit mode, we need to modify what we pass to the PDC */
+ tx_size = (at91_spi_read(AT91_SPI_CSR(current_device)) & AT91_SPI_BITS_16) ? 2 : 1;
+
+ /* Store transfer list */
+ device->xfers = list;
+ list->curr = 0;
+
+ /* Assume there must be at least one transfer */
+ device->tx = dma_map_single(NULL, list->tx[0], list->txlen[0], DMA_TO_DEVICE);
+ device->rx = dma_map_single(NULL, list->rx[0], list->rxlen[0], DMA_FROM_DEVICE);
+
+ /* Program PDC registers */
+ at91_spi_write(ATMEL_PDC_TPR, device->tx);
+ at91_spi_write(ATMEL_PDC_RPR, device->rx);
+ at91_spi_write(ATMEL_PDC_TCR, list->txlen[0] / tx_size);
+ at91_spi_write(ATMEL_PDC_RCR, list->rxlen[0] / tx_size);
+
+ /* Is there a second transfer? */
+ if (list->nr_transfers > 1) {
+ device->txnext = dma_map_single(NULL, list->tx[1], list->txlen[1], DMA_TO_DEVICE);
+ device->rxnext = dma_map_single(NULL, list->rx[1], list->rxlen[1], DMA_FROM_DEVICE);
+
+ /* Program Next PDC registers */
+ at91_spi_write(ATMEL_PDC_TNPR, device->txnext);
+ at91_spi_write(ATMEL_PDC_RNPR, device->rxnext);
+ at91_spi_write(ATMEL_PDC_TNCR, list->txlen[1] / tx_size);
+ at91_spi_write(ATMEL_PDC_RNCR, list->rxlen[1] / tx_size);
+ }
+ else {
+ device->txnext = 0;
+ device->rxnext = 0;
+ at91_spi_write(ATMEL_PDC_TNCR, 0);
+ at91_spi_write(ATMEL_PDC_RNCR, 0);
+ }
+
+ // TODO: If we are doing consecutive transfers (at high speed, or
+ // small buffers), then it might be worth modifying the 'Delay between
+ // Consecutive Transfers' in the CSR registers.
+ // This is an issue if we cannot chain the next buffer fast enough
+ // in the interrupt handler.
+
+ /* Enable transmitter and receiver */
+ at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTEN | ATMEL_PDC_TXTEN);
+
+ at91_spi_write(AT91_SPI_IER, AT91_SPI_ENDRX); /* enable buffer complete interrupt */
+ wait_for_completion(&transfer_complete);
+
+#ifdef DEBUG_SPI
+ printk("SPI transfer end\n");
+#endif
+
+ return 0;
+}
+
+/* ......................................................................... */
+
+/*
+ * Handle interrupts from the SPI controller.
+ */
+static irqreturn_t at91spi_interrupt(int irq, void *dev_id)
+{
+ unsigned int status;
+ struct spi_local *device = (struct spi_local *) &spi_dev[current_device];
+ struct spi_transfer_list *list = device->xfers;
+
+#ifdef DEBUG_SPI
+ printk("SPI interrupt %i\n", current_device);
+#endif
+
+ if (!list)
+ panic("at91_spi: spi_interrupt with a NULL transfer list");
+
+ status = at91_spi_read(AT91_SPI_SR) & at91_spi_read(AT91_SPI_IMR); /* read status */
+
+ dma_unmap_single(NULL, device->tx, list->txlen[list->curr], DMA_TO_DEVICE);
+ dma_unmap_single(NULL, device->rx, list->rxlen[list->curr], DMA_FROM_DEVICE);
+
+ device->tx = device->txnext; /* move next transfer to current transfer */
+ device->rx = device->rxnext;
+
+ list->curr = list->curr + 1;
+ if (list->curr == list->nr_transfers) { /* all transfers complete */
+ at91_spi_write(AT91_SPI_IDR, AT91_SPI_ENDRX); /* disable interrupt */
+
+ /* Disable transmitter and receiver */
+ at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS);
+
+ device->xfers = NULL;
+ complete(&transfer_complete);
+ }
+ else if (list->curr+1 == list->nr_transfers) { /* no more next transfers */
+ device->txnext = 0;
+ device->rxnext = 0;
+ at91_spi_write(ATMEL_PDC_TNCR, 0);
+ at91_spi_write(ATMEL_PDC_RNCR, 0);
+ }
+ else {
+ int i = (list->curr)+1;
+
+ /* If we are in 16-bit mode, we need to modify what we pass to the PDC */
+ int tx_size = (at91_spi_read(AT91_SPI_CSR(current_device)) & AT91_SPI_BITS_16) ? 2 : 1;
+
+ device->txnext = dma_map_single(NULL, list->tx[i], list->txlen[i], DMA_TO_DEVICE);
+ device->rxnext = dma_map_single(NULL, list->rx[i], list->rxlen[i], DMA_FROM_DEVICE);
+ at91_spi_write(ATMEL_PDC_TNPR, device->txnext);
+ at91_spi_write(ATMEL_PDC_RNPR, device->rxnext);
+ at91_spi_write(ATMEL_PDC_TNCR, list->txlen[i] / tx_size);
+ at91_spi_write(ATMEL_PDC_RNCR, list->rxlen[i] / tx_size);
+ }
+ return IRQ_HANDLED;
+}
+
+/* ......................................................................... */
+
+/*
+ * Initialize the SPI controller
+ */
+static int __init at91spi_probe(struct platform_device *pdev)
+{
+ int i;
+ unsigned long scbr;
+ struct resource *res;
+
+ init_MUTEX(&spi_lock);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENXIO;
+
+ if (!request_mem_region(res->start, res->end - res->start + 1, "at91_spi"))
+ return -EBUSY;
+
+ spi_base = ioremap(res->start, res->end - res->start + 1);
+ if (!spi_base) {
+ release_mem_region(res->start, res->end - res->start + 1);
+ return -ENOMEM;
+ }
+
+ spi_clk = clk_get(NULL, "spi_clk");
+ if (IS_ERR(spi_clk)) {
+ printk(KERN_ERR "at91_spi: no clock defined\n");
+ iounmap(spi_base);
+ release_mem_region(res->start, res->end - res->start + 1);
+ return -ENODEV;
+ }
+
+ at91_spi_write(AT91_SPI_CR, AT91_SPI_SWRST); /* software reset of SPI controller */
+
+ /*
+ * Calculate the correct SPI baud-rate divisor.
+ */
+ scbr = clk_get_rate(spi_clk) / (2 * DEFAULT_SPI_CLK);
+ scbr = scbr + 1; /* round up */
+
+ printk(KERN_INFO "at91_spi: Baud rate set to %ld\n", clk_get_rate(spi_clk) / (2 * scbr));
+
+ /* Set Chip Select registers to good defaults */
+ for (i = 0; i < 4; i++) {
+ at91_spi_write(AT91_SPI_CSR(i), AT91_SPI_CPOL | AT91_SPI_BITS_8 | (16 << 16) | (scbr << 8));
+ }
+
+ at91_spi_write(ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS);
+
+ memset(&spi_dev, 0, sizeof(spi_dev));
+ spi_dev[0].pcs = 0xE;
+ spi_dev[1].pcs = 0xD;
+ spi_dev[2].pcs = 0xB;
+ spi_dev[3].pcs = 0x7;
+
+ if (request_irq(AT91RM9200_ID_SPI, at91spi_interrupt, 0, "spi", NULL)) {
+ clk_put(spi_clk);
+ iounmap(spi_base);
+ release_mem_region(res->start, res->end - res->start + 1);
+ return -EBUSY;
+ }
+
+ at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIEN); /* Enable SPI */
+
+ return 0;
+}
+
+static int __devexit at91spi_remove(struct platform_device *pdev)
+{
+ struct resource *res;
+
+ at91_spi_write(AT91_SPI_CR, AT91_SPI_SPIDIS); /* Disable SPI */
+ clk_put(spi_clk);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ iounmap(spi_base);
+ release_mem_region(res->start, res->end - res->start + 1);
+
+ free_irq(AT91RM9200_ID_SPI, 0);
+ return 0;
+}
+
+static struct platform_driver at91spi_driver = {
+ .probe = at91spi_probe,
+ .remove = __devexit_p(at91spi_remove),
+ .driver = {
+ .name = "at91_spi",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init at91spi_init(void)
+{
+ return platform_driver_register(&at91spi_driver);
+}
+
+static void __exit at91spi_exit(void)
+{
+ platform_driver_unregister(&at91spi_driver);
+}
+
+EXPORT_SYMBOL(spi_access_bus);
+EXPORT_SYMBOL(spi_release_bus);
+EXPORT_SYMBOL(spi_transfer);
+
+module_init(at91spi_init);
+module_exit(at91spi_exit);
+
+MODULE_LICENSE("GPL")
+MODULE_AUTHOR("Andrew Victor")
+MODULE_DESCRIPTION("SPI driver for Atmel AT91RM9200")
Index: linux-2.6.21.7/drivers/char/at91_spidev.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/char/at91_spidev.c
@@ -0,0 +1,236 @@
+/*
+ * User-space interface to the SPI bus on Atmel AT91RM9200
+ *
+ * Copyright (C) 2003 SAN People (Pty) Ltd
+ *
+ * Based on SPI driver by Rick Bronson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/highmem.h>
+#include <linux/pagemap.h>
+#include <asm/arch/spi.h>
+
+#ifdef CONFIG_DEVFS_FS
+#include <linux/devfs_fs_kernel.h>
+#endif
+
+
+#undef DEBUG_SPIDEV
+
+/* ......................................................................... */
+
+/*
+ * Read or Write to SPI bus.
+ */
+static ssize_t spidev_rd_wr(struct file *file, char *buf, size_t count, loff_t *offset)
+{
+ unsigned int spi_device = (unsigned int) file->private_data;
+
+ struct mm_struct * mm;
+ struct page ** maplist;
+ struct spi_transfer_list* list;
+ int pgcount;
+
+ unsigned int ofs, pagelen;
+ int res, i, err;
+
+ if (!count) {
+ return 0;
+ }
+
+ list = kmalloc(sizeof(struct spi_transfer_list), GFP_KERNEL);
+ if (!list) {
+ return -ENOMEM;
+ }
+
+ mm = current->mm;
+
+ pgcount = ((unsigned long)buf+count+PAGE_SIZE-1)/PAGE_SIZE - (unsigned long)buf/PAGE_SIZE;
+
+ if (pgcount >= MAX_SPI_TRANSFERS) {
+ kfree(list);
+ return -EFBIG;
+ }
+
+ maplist = kmalloc (pgcount * sizeof (struct page *), GFP_KERNEL);
+
+ if (!maplist) {
+ kfree(list);
+ return -ENOMEM;
+ }
+ flush_cache_all();
+ down_read(&mm->mmap_sem);
+ err= get_user_pages(current, mm, (unsigned long)buf, pgcount, 1, 0, maplist, NULL);
+ up_read(&mm->mmap_sem);
+
+ if (err < 0) {
+ kfree(list);
+ kfree(maplist);
+ return err;
+ }
+ pgcount = err;
+
+#ifdef DEBUG_SPIDEV
+ printk("spidev_rd_rw: %i %i\n", count, pgcount);
+#endif
+
+ /* Set default return value = transfer length */
+ res = count;
+
+ /*
+ * At this point, the virtual area buf[0] .. buf[count-1] will have
+ * corresponding pages mapped in the physical memory and locked until
+ * we unmap the kiobuf. The pages cannot be swapped out or moved
+ * around.
+ */
+ ofs = (unsigned long) buf & (PAGE_SIZE -1);
+ pagelen = PAGE_SIZE - ofs;
+ if (count < pagelen)
+ pagelen = count;
+
+ for (i = 0; i < pgcount; i++) {
+ flush_dcache_page(maplist[i]);
+
+ list->tx[i] = list->rx[i] = page_address(maplist[i]) + ofs;
+ list->txlen[i] = list->rxlen[i] = pagelen;
+
+#ifdef DEBUG_SPIDEV
+ printk(" %i: %x (%i)\n", i, list->tx[i], list->txlen[i]);
+#endif
+
+ ofs = 0; /* all subsequent transfers start at beginning of a page */
+ count = count - pagelen;
+ pagelen = (count < PAGE_SIZE) ? count : PAGE_SIZE;
+ }
+ list->nr_transfers = pgcount;
+
+ /* Perform transfer on SPI bus */
+ spi_access_bus(spi_device);
+ spi_transfer(list);
+ spi_release_bus(spi_device);
+
+ while (pgcount--) {
+ page_cache_release (maplist[pgcount]);
+ }
+ flush_cache_all();
+
+ kfree(maplist);
+ kfree(list);
+
+ return res;
+}
+
+static int spidev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int spi_device = MINOR(inode->i_rdev);
+
+ if (spi_device >= NR_SPI_DEVICES)
+ return -ENODEV;
+
+ // TODO: This interface can be used to configure the SPI bus.
+ // Configurable options could include: Speed, Clock Polarity, Clock Phase
+
+ switch(cmd) {
+ default:
+ return -ENOIOCTLCMD;
+ }
+}
+
+/*
+ * Open the SPI device
+ */
+static int spidev_open(struct inode *inode, struct file *file)
+{
+ unsigned int spi_device = MINOR(inode->i_rdev);
+
+ if (spi_device >= NR_SPI_DEVICES)
+ return -ENODEV;
+
+ /*
+ * 'private_data' is actually a pointer, but we overload it with the
+ * value we want to store.
+ */
+ file->private_data = (void *)spi_device;
+
+ return 0;
+}
+
+/*
+ * Close the SPI device
+ */
+static int spidev_close(struct inode *inode, struct file *file)
+{
+ return 0;
+}
+
+/* ......................................................................... */
+
+static struct file_operations spidev_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .read = spidev_rd_wr,
+ .write = (int (*) (struct file *file, const char *buf, size_t count, loff_t *offset))spidev_rd_wr,
+ .ioctl = spidev_ioctl,
+ .open = spidev_open,
+ .release = spidev_close,
+};
+
+/*
+ * Install the SPI /dev interface driver
+ */
+static int __init at91_spidev_init(void)
+{
+#ifdef CONFIG_DEVFS_FS
+ int i;
+#endif
+
+ if (register_chrdev(SPI_MAJOR, "spi", &spidev_fops)) {
+ printk(KERN_ERR "at91_spidev: Unable to get major %d for SPI bus\n", SPI_MAJOR);
+ return -EIO;
+ }
+
+#ifdef CONFIG_DEVFS_FS
+ devfs_mk_dir("spi");
+ for (i = 0; i < NR_SPI_DEVICES; i++) {
+ devfs_mk_cdev(MKDEV(SPI_MAJOR, i), S_IFCHR | S_IRUSR | S_IWUSR, "spi/%d",i);
+ }
+#endif
+ printk(KERN_INFO "AT91 SPI driver loaded\n");
+
+ return 0;
+}
+
+/*
+ * Remove the SPI /dev interface driver
+ */
+static void __exit at91_spidev_exit(void)
+{
+#ifdef CONFIG_DEVFS_FS
+ int i;
+ for (i = 0; i < NR_SPI_DEVICES; i++) {
+ devfs_remove("spi/%d", i);
+ }
+
+ devfs_remove("spi");
+#endif
+
+ if (unregister_chrdev(SPI_MAJOR, "spi")) {
+ printk(KERN_ERR "at91_spidev: Unable to release major %d for SPI bus\n", SPI_MAJOR);
+ return;
+ }
+}
+
+module_init(at91_spidev_init);
+module_exit(at91_spidev_exit);
+
+MODULE_LICENSE("GPL")
+MODULE_AUTHOR("Andrew Victor")
+MODULE_DESCRIPTION("SPI /dev interface for Atmel AT91RM9200")
Index: linux-2.6.21.7/drivers/i2c/busses/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/i2c/busses/Kconfig
+++ linux-2.6.21.7/drivers/i2c/busses/Kconfig
@@ -81,6 +81,14 @@ config I2C_AT91
This supports the use of the I2C interface on Atmel AT91
processors.
+config I2C_AT91_CLOCKRATE
+ prompt "Atmel AT91 I2C/TWI clock-rate"
+ depends on I2C_AT91
+ int
+ default 100000
+ help
+ Set the AT91 I2C/TWI clock-rate.
+
config I2C_AU1550
tristate "Au1550/Au1200 SMBus interface"
depends on I2C && (SOC_AU1550 || SOC_AU1200)
@@ -545,6 +553,14 @@ config I2C_VOODOO3
This driver can also be built as a module. If so, the module
will be called i2c-voodoo3.
+config I2C_PCA
+ tristate "PCA9564"
+ depends on I2C
+ select I2C_ALGOPCA
+ help
+ This driver support the Philips PCA 9564 Parallel bus to I2C
+ bus controller.
+
config I2C_PCA_ISA
tristate "PCA9564 on an ISA bus"
depends on I2C
Index: linux-2.6.21.7/drivers/i2c/busses/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/i2c/busses/Makefile
+++ linux-2.6.21.7/drivers/i2c/busses/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_I2C_OMAP) += i2c-omap.o
obj-$(CONFIG_I2C_PARPORT) += i2c-parport.o
obj-$(CONFIG_I2C_PARPORT_LIGHT) += i2c-parport-light.o
obj-$(CONFIG_I2C_PASEMI) += i2c-pasemi.o
+obj-$(CONFIG_I2C_PCA) += i2c-pca.o
obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o
obj-$(CONFIG_I2C_PIIX4) += i2c-piix4.o
obj-$(CONFIG_I2C_PNX) += i2c-pnx.o
Index: linux-2.6.21.7/drivers/i2c/busses/i2c-at91.c
===================================================================
--- linux-2.6.21.7.orig/drivers/i2c/busses/i2c-at91.c
+++ linux-2.6.21.7/drivers/i2c/busses/i2c-at91.c
@@ -31,8 +31,11 @@
#include <asm/arch/board.h>
#include <asm/arch/cpu.h>
-#define TWI_CLOCK 100000 /* Hz. max 400 Kbits/sec */
+/* Clockrate is configurable - max 400 Kbits/sec */
+static unsigned int clockrate = CONFIG_I2C_AT91_CLOCKRATE;
+module_param(clockrate, uint, 0);
+MODULE_PARM_DESC(clockrate, "The TWI clockrate");
static struct clk *twi_clk;
static void __iomem *twi_base;
@@ -53,7 +56,7 @@ static void __devinit at91_twi_hwinit(vo
at91_twi_write(AT91_TWI_CR, AT91_TWI_MSEN); /* Set Master mode */
/* Calcuate clock dividers */
- cdiv = (clk_get_rate(twi_clk) / (2 * TWI_CLOCK)) - 3;
+ cdiv = (clk_get_rate(twi_clk) / (2 * clockrate)) - 3;
cdiv = cdiv + 1; /* round up */
ckdiv = 0;
while (cdiv > 255) {
@@ -61,11 +64,12 @@ static void __devinit at91_twi_hwinit(vo
cdiv = cdiv >> 1;
}
- if (cpu_is_at91rm9200()) { /* AT91RM9200 Errata #22 */
- if (ckdiv > 5) {
- printk(KERN_ERR "AT91 I2C: Invalid TWI_CLOCK value!\n");
- ckdiv = 5;
- }
+ if (cpu_is_at91rm9200() && (ckdiv > 5)) { /* AT91RM9200 Errata #22 */
+ printk(KERN_ERR "AT91 I2C: Invalid TWI clockrate!\n");
+ ckdiv = 5;
+ } else if (ckdiv > 7) {
+ printk(KERN_ERR "AT91 I2C: Invalid TWI clockrate!\n");
+ ckdiv = 7;
}
at91_twi_write(AT91_TWI_CWGR, (ckdiv << 16) | (cdiv << 8) | cdiv);
Index: linux-2.6.21.7/drivers/i2c/busses/i2c-pca.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/i2c/busses/i2c-pca.c
@@ -0,0 +1,213 @@
+/*
+ * Platform driver for PCA9564 I2C bus controller.
+ *
+ * (C) 2006 Andrew Victor
+ *
+ * Based on i2c-pca-isa.c driver for PCA9564 on ISA boards
+ * Copyright (C) 2004 Arcom Control Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/wait.h>
+#include <linux/platform_device.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c-algo-pca.h>
+
+#include <asm/io.h>
+
+#include "../algos/i2c-algo-pca.h"
+
+#define PCA_OWN_ADDRESS 0x55 /* our address for slave mode */
+#define PCA_CLOCK I2C_PCA_CON_59kHz
+
+//#define REG_SHIFT 2
+#define REG_SHIFT 0
+
+//#define DEBUG_IO
+
+#define PCA_IO_SIZE 4
+
+static void __iomem *base_addr;
+static int irq;
+static wait_queue_head_t pca_wait;
+
+static int pca_getown(struct i2c_algo_pca_data *adap)
+{
+ return PCA_OWN_ADDRESS;
+}
+
+static int pca_getclock(struct i2c_algo_pca_data *adap)
+{
+ return PCA_CLOCK;
+}
+
+static void pca_writebyte(struct i2c_algo_pca_data *adap, int reg, int val)
+{
+#ifdef DEBUG_IO
+ static char *names[] = { "T/O", "DAT", "ADR", "CON" };
+ printk("*** write %s at %#lx <= %#04x\n", names[reg], (unsigned long) base_addr+reg, val);
+#endif
+ udelay(1);
+ outb(val, base_addr + (reg << REG_SHIFT));
+}
+
+static int pca_readbyte(struct i2c_algo_pca_data *adap, int reg)
+{
+ int res;
+
+ udelay(1);
+ res = inb(base_addr + (reg << REG_SHIFT));
+#ifdef DEBUG_IO
+ {
+ static char *names[] = { "STA", "DAT", "ADR", "CON" };
+ printk("*** read %s => %#04x\n", names[reg], res);
+ }
+#endif
+ return res;
+}
+
+static int pca_waitforinterrupt(struct i2c_algo_pca_data *adap)
+{
+ int ret = 0;
+
+ if (irq > -1) {
+ ret = wait_event_interruptible(pca_wait,
+ pca_readbyte(adap, I2C_PCA_CON) & I2C_PCA_CON_SI);
+ } else {
+ while ((pca_readbyte(adap, I2C_PCA_CON) & I2C_PCA_CON_SI) == 0)
+ udelay(100);
+ }
+ return ret;
+}
+
+static irqreturn_t pca_handler(int this_irq, void *dev_id)
+{
+ wake_up_interruptible(&pca_wait);
+ return IRQ_HANDLED;
+}
+
+static struct i2c_algo_pca_data pca_i2c_data = {
+ .get_own = pca_getown,
+ .get_clock = pca_getclock,
+ .write_byte = pca_writebyte,
+ .read_byte = pca_readbyte,
+ .wait_for_interrupt = pca_waitforinterrupt,
+};
+
+static struct i2c_adapter pca_i2c_ops = {
+ .owner = THIS_MODULE,
+ .id = I2C_HW_A_PLAT,
+ .algo_data = &pca_i2c_data,
+ .name = "PCA9564",
+ .class = I2C_CLASS_HWMON,
+};
+
+static int __devinit pca_i2c_probe(struct platform_device *pdev)
+{
+ struct resource *res;
+
+ init_waitqueue_head(&pca_wait);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENODEV;
+
+ if (!request_mem_region(res->start, PCA_IO_SIZE, "PCA9564"))
+ return -ENXIO;
+
+ base_addr = ioremap(res->start, PCA_IO_SIZE);
+ if (base_addr == NULL)
+ goto out_region;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq > -1) {
+ if (request_irq(irq, pca_handler, 0, "pca9564", NULL) < 0) {
+ printk(KERN_ERR "i2c-pca: Request irq%d failed\n", irq);
+ goto out_remap;
+ }
+ }
+
+ /* set up the driverfs linkage to our parent device */
+ pca_i2c_ops.dev.parent = &pdev->dev;
+
+ if (i2c_pca_add_bus(&pca_i2c_ops) < 0) {
+ printk(KERN_ERR "i2c-pca: Failed to add i2c bus\n");
+ goto out_irq;
+ }
+
+ return 0;
+
+ out_irq:
+ if (irq > -1)
+ free_irq(irq, &pca_i2c_ops);
+
+ out_remap:
+ iounmap(base_addr);
+
+ out_region:
+ release_mem_region(res->start, PCA_IO_SIZE);
+ return -ENODEV;
+}
+
+static int __devexit pca_i2c_remove(struct platform_device *pdev)
+{
+ struct resource *res;
+
+ i2c_del_adapter(&pca_i2c_ops);
+
+ if (irq > 0)
+ free_irq(irq, NULL);
+
+ iounmap(base_addr);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(res->start, PCA_IO_SIZE);
+
+ return 0;
+}
+
+static struct platform_driver pca_i2c_driver = {
+ .probe = pca_i2c_probe,
+ .remove = __devexit_p(pca_i2c_remove),
+ .driver = {
+ .name = "pca9564",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init pca_i2c_init(void)
+{
+ return platform_driver_register(&pca_i2c_driver);
+}
+
+static void __exit pca_i2c_exit(void)
+{
+ platform_driver_unregister(&pca_i2c_driver);
+}
+
+module_init(pca_i2c_init);
+module_exit(pca_i2c_exit);
+
+MODULE_AUTHOR("Andrew Victor");
+MODULE_DESCRIPTION("PCA9564 platform driver");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/drivers/input/touchscreen/ads7846.c
===================================================================
--- linux-2.6.21.7.orig/drivers/input/touchscreen/ads7846.c
+++ linux-2.6.21.7/drivers/input/touchscreen/ads7846.c
@@ -39,7 +39,8 @@
/*
* This code has been heavily tested on a Nokia 770, and lightly
* tested on other ads7846 devices (OSK/Mistral, Lubbock).
- * Support for ads7843 and ads7845 has only been stubbed in.
+ * Support for ads7843 tested on Atmel at91sam926x-EK.
+ * Support for ads7845 has only been stubbed in.
*
* IRQ handling needs a workaround because of a shortcoming in handling
* edge triggered IRQs on some platforms like the OMAP1/2. These
@@ -246,18 +247,16 @@ static int ads7846_read12_ser(struct dev
/* REVISIT: take a few more samples, and compare ... */
- /* maybe off internal vREF */
- if (use_internal) {
- req->ref_off = REF_OFF;
- req->xfer[4].tx_buf = &req->ref_off;
- req->xfer[4].len = 1;
- spi_message_add_tail(&req->xfer[4], &req->msg);
-
- req->xfer[5].rx_buf = &req->scratch;
- req->xfer[5].len = 2;
- CS_CHANGE(req->xfer[5]);
- spi_message_add_tail(&req->xfer[5], &req->msg);
- }
+ /* converter in low power mode & enable PENIRQ */
+ req->ref_off = PWRDOWN;
+ req->xfer[4].tx_buf = &req->ref_off;
+ req->xfer[4].len = 1;
+ spi_message_add_tail(&req->xfer[4], &req->msg);
+
+ req->xfer[5].rx_buf = &req->scratch;
+ req->xfer[5].len = 2;
+ CS_CHANGE(req->xfer[5]);
+ spi_message_add_tail(&req->xfer[5], &req->msg);
ts->irq_disabled = 1;
disable_irq(spi->irq);
@@ -536,6 +535,9 @@ static void ads7846_rx(void *ads)
} else
Rt = 0;
+ if (ts->model == 7843)
+ Rt = ts->pressure_max / 2;
+
/* Sample found inconsistent by debouncing or pressure is beyond
* the maximum. Don't report it to user space, repeat at least
* once more the measurement
Index: linux-2.6.21.7/drivers/leds/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/leds/Kconfig
+++ linux-2.6.21.7/drivers/leds/Kconfig
@@ -76,6 +76,13 @@ config LEDS_NET48XX
This option enables support for the Soekris net4801 and net4826 error
LED.
+config LEDS_AT91
+ tristate "LED support using AT91 GPIOs"
+ depends on LEDS_CLASS && ARCH_AT91 && !LEDS
+ help
+ This option enables support for LEDs connected to GPIO lines
+ on AT91-based boards.
+
config LEDS_WRAP
tristate "LED Support for the WRAP series LEDs"
depends on LEDS_CLASS && SCx200_GPIO
Index: linux-2.6.21.7/drivers/leds/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/leds/Makefile
+++ linux-2.6.21.7/drivers/leds/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_LEDS_NET48XX) += leds-net4
obj-$(CONFIG_LEDS_WRAP) += leds-wrap.o
obj-$(CONFIG_LEDS_H1940) += leds-h1940.o
obj-$(CONFIG_LEDS_COBALT) += leds-cobalt.o
+obj-$(CONFIG_LEDS_AT91) += leds-at91.o
# LED Triggers
obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
Index: linux-2.6.21.7/drivers/leds/leds-at91.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/leds/leds-at91.c
@@ -0,0 +1,140 @@
+/*
+ * AT91 GPIO based LED driver
+ *
+ * Copyright (C) 2006 David Brownell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+static LIST_HEAD(at91_led_list); /* list of AT91 LEDs */
+
+struct at91_led {
+ struct led_classdev cdev;
+ struct list_head list;
+ struct at91_gpio_led *led_data;
+};
+
+/*
+ * Change the state of the LED.
+ */
+static void at91_led_set(struct led_classdev *cdev, enum led_brightness value)
+{
+ struct at91_led *led = container_of(cdev, struct at91_led, cdev);
+ short active = (value == LED_OFF);
+
+ if (led->led_data->flags & 1) /* active high/low? */
+ active = !active;
+ at91_set_gpio_value(led->led_data->gpio, active);
+}
+
+static int __devexit at91_led_remove(struct platform_device *pdev)
+{
+ struct at91_led *led;
+
+ list_for_each_entry (led, &at91_led_list, list)
+ led_classdev_unregister(&led->cdev);
+
+#warning "Free allocated memory"
+ // TODO: Free memory. kfree(led);
+
+ return 0;
+}
+
+static int __init at91_led_probe(struct platform_device *pdev)
+{
+ int status = 0;
+ struct at91_gpio_led *pdata = pdev->dev.platform_data;
+ unsigned nr_leds;
+ struct at91_led *led;
+
+ if (!pdata)
+ return -ENODEV;
+
+ nr_leds = pdata->index; /* first index stores number of LEDs */
+
+ while (nr_leds--) {
+ led = kzalloc(sizeof(struct at91_led), GFP_KERNEL);
+ if (!led) {
+ dev_err(&pdev->dev, "No memory for device\n");
+ status = -ENOMEM;
+ goto cleanup;
+ }
+ led->led_data = pdata;
+ led->cdev.name = pdata->name;
+ led->cdev.brightness_set = at91_led_set,
+ led->cdev.default_trigger = pdata->trigger;
+
+ status = led_classdev_register(&pdev->dev, &led->cdev);
+ if (status < 0) {
+ dev_err(&pdev->dev, "led_classdev_register failed - %d\n", status);
+cleanup:
+ at91_led_remove(pdev);
+ break;
+ }
+ list_add(&led->list, &at91_led_list);
+ pdata++;
+ }
+ return status;
+}
+
+#ifdef CONFIG_PM
+static int at91_led_suspend(struct platform_device *dev, pm_message_t state)
+{
+ struct at91_led *led;
+
+ list_for_each_entry (led, &at91_led_list, list)
+ led_classdev_suspend(&led->cdev);
+
+ return 0;
+}
+
+static int at91_led_resume(struct platform_device *dev)
+{
+ struct at91_led *led;
+
+ list_for_each_entry (led, &at91_led_list, list)
+ led_classdev_resume(&led->cdev);
+
+ return 0;
+}
+#else
+#define at91_led_suspend NULL
+#define at91_led_resume NULL
+#endif
+
+static struct platform_driver at91_led_driver = {
+ .probe = at91_led_probe,
+ .remove = __devexit_p(at91_led_remove),
+ .suspend = at91_led_suspend,
+ .resume = at91_led_resume,
+ .driver = {
+ .name = "at91_leds",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init at91_led_init(void)
+{
+ return platform_driver_register(&at91_led_driver);
+}
+module_init(at91_led_init);
+
+static void __exit at91_led_exit(void)
+{
+ platform_driver_unregister(&at91_led_driver);
+}
+module_exit(at91_led_exit);
+
+MODULE_DESCRIPTION("AT91 GPIO LED driver");
+MODULE_AUTHOR("David Brownell");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/drivers/mmc/at91_mci.c
===================================================================
--- linux-2.6.21.7.orig/drivers/mmc/at91_mci.c
+++ linux-2.6.21.7/drivers/mmc/at91_mci.c
@@ -86,7 +86,7 @@
#define AT91_MCI_ERRORS (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE \
| AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE \
- | AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)
+ | AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)
#define at91_mci_read(host, reg) __raw_readl((host)->baseaddr + (reg))
#define at91_mci_write(host, reg, val) __raw_writel((val), (host)->baseaddr + (reg))
@@ -561,9 +561,7 @@ static void at91mci_completed_command(st
pr_debug("Status = %08X [%08X %08X %08X %08X]\n",
status, cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
- if (status & (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE |
- AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE |
- AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)) {
+ if (status & AT91_MCI_ERRORS) {
if ((status & AT91_MCI_RCRCE) &&
((cmd->opcode == MMC_SEND_OP_COND) || (cmd->opcode == SD_APP_OP_COND))) {
cmd->error = MMC_ERR_NONE;
@@ -665,15 +663,15 @@ static irqreturn_t at91_mci_irq(int irq,
int_status = at91_mci_read(host, AT91_MCI_SR);
int_mask = at91_mci_read(host, AT91_MCI_IMR);
-
+
pr_debug("MCI irq: status = %08X, %08X, %08X\n", int_status, int_mask,
int_status & int_mask);
-
+
int_status = int_status & int_mask;
if (int_status & AT91_MCI_ERRORS) {
completed = 1;
-
+
if (int_status & AT91_MCI_UNRE)
pr_debug("MMC: Underrun error\n");
if (int_status & AT91_MCI_OVRE)
@@ -821,7 +819,7 @@ static int __init at91_mci_probe(struct
mmc->f_min = 375000;
mmc->f_max = 25000000;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
- mmc->caps = MMC_CAP_BYTEBLOCK;
+ mmc->caps = MMC_CAP_BYTEBLOCK | MMC_CAP_MULTIWRITE;
mmc->max_blk_size = 4095;
mmc->max_blk_count = mmc->max_req_size;
@@ -895,6 +893,8 @@ static int __init at91_mci_probe(struct
mmc_add_host(mmc);
+ device_init_wakeup(&pdev->dev, 1);
+
/*
* monitor card insertion/removal if we can
*/
@@ -924,6 +924,8 @@ static int __exit at91_mci_remove(struct
host = mmc_priv(mmc);
+ device_init_wakeup(&pdev->dev, 0);
+
if (host->present != -1) {
free_irq(host->board->det_pin, host);
cancel_delayed_work(&host->mmc->detect);
@@ -951,8 +953,12 @@ static int __exit at91_mci_remove(struct
static int at91_mci_suspend(struct platform_device *pdev, pm_message_t state)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
+ struct at91mci_host *host = mmc_priv(mmc);
int ret = 0;
+ if (device_may_wakeup(&pdev->dev))
+ enable_irq_wake(host->board->det_pin);
+
if (mmc)
ret = mmc_suspend_host(mmc, state);
@@ -962,8 +968,12 @@ static int at91_mci_suspend(struct platf
static int at91_mci_resume(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
+ struct at91mci_host *host = mmc_priv(mmc);
int ret = 0;
+ if (device_may_wakeup(&pdev->dev))
+ disable_irq_wake(host->board->det_pin);
+
if (mmc)
ret = mmc_resume_host(mmc);
Index: linux-2.6.21.7/drivers/mtd/devices/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/mtd/devices/Kconfig
+++ linux-2.6.21.7/drivers/mtd/devices/Kconfig
@@ -267,5 +267,11 @@ config MTD_DOCPROBE_55AA
LinuxBIOS or if you need to recover a DiskOnChip Millennium on which
you have managed to wipe the first block.
-endmenu
+config MTD_AT91_DATAFLASH
+ tristate "AT91RM9200 DataFlash AT45DBxxx (legacy driver)"
+ depends on MTD && ARCH_AT91RM9200 && AT91_SPI
+ help
+ This enables access to the DataFlash (AT45DBxxx) on the AT91RM9200.
+ If you have such a board, say 'Y'.
+endmenu
Index: linux-2.6.21.7/drivers/mtd/devices/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/mtd/devices/Makefile
+++ linux-2.6.21.7/drivers/mtd/devices/Makefile
@@ -17,3 +17,4 @@ obj-$(CONFIG_MTD_LART) += lart.o
obj-$(CONFIG_MTD_BLOCK2MTD) += block2mtd.o
obj-$(CONFIG_MTD_DATAFLASH) += mtd_dataflash.o
obj-$(CONFIG_MTD_M25P80) += m25p80.o
+obj-$(CONFIG_MTD_AT91_DATAFLASH)+= at91_dataflash.o
Index: linux-2.6.21.7/drivers/mtd/devices/at91_dataflash.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/mtd/devices/at91_dataflash.c
@@ -0,0 +1,667 @@
+/*
+ * Atmel DataFlash driver for Atmel AT91RM9200 (Thunder)
+ *
+ * Copyright (C) SAN People (Pty) Ltd
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+*/
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/arch/spi.h>
+
+#undef DEBUG_DATAFLASH
+
+#define DATAFLASH_MAX_DEVICES 4 /* max number of dataflash devices */
+#undef DATAFLASH_ALWAYS_ADD_DEVICE /* always add whole device when using partitions? */
+
+#define OP_READ_CONTINUOUS 0xE8
+#define OP_READ_PAGE 0xD2
+#define OP_READ_BUFFER1 0xD4
+#define OP_READ_BUFFER2 0xD6
+#define OP_READ_STATUS 0xD7
+
+#define OP_ERASE_PAGE 0x81
+#define OP_ERASE_BLOCK 0x50
+
+#define OP_TRANSFER_BUF1 0x53
+#define OP_TRANSFER_BUF2 0x55
+#define OP_COMPARE_BUF1 0x60
+#define OP_COMPARE_BUF2 0x61
+
+#define OP_PROGRAM_VIA_BUF1 0x82
+#define OP_PROGRAM_VIA_BUF2 0x85
+
+struct dataflash_local
+{
+ int spi; /* SPI chip-select number */
+
+ unsigned int page_size; /* number of bytes per page */
+ unsigned short page_offset; /* page offset in flash address */
+};
+
+
+/* Detected DataFlash devices */
+static struct mtd_info* mtd_devices[DATAFLASH_MAX_DEVICES];
+static int nr_devices = 0;
+
+/* ......................................................................... */
+
+#ifdef CONFIG_MTD_PARTITIONS
+
+static struct mtd_partition static_partitions_2M[] =
+{
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 1 * 32 * 8 * 528, /* 1st sector = 32 blocks * 8 pages * 528 bytes */
+ .mask_flags = MTD_WRITEABLE, /* read-only */
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 6 * 32 * 8 * 528, /* 6 sectors */
+ },
+ {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL, /* rest = 9 sectors */
+ }
+};
+
+static struct mtd_partition static_partitions_4M[] =
+{
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 1 * 64 * 8 * 528, /* 1st sector = 64 blocks * 8 pages * 528 bytes */
+ .mask_flags = MTD_WRITEABLE, /* read-only */
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 4 * 64 * 8 * 528, /* 4 sectors */
+ },
+ {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL, /* rest = 11 sectors */
+ }
+};
+
+#if defined(CONFIG_MACH_KAFA)
+static struct mtd_partition static_partitions_8M[] =
+{
+ {
+ name: "romboot",
+ offset: 0,
+ size: 16 * 1056, /* 160 Kb */
+ mask_flags: MTD_WRITEABLE, /* read-only */
+ },
+ {
+ name: "uboot",
+ offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
+ size: 128 * 1056, /* 1 MB */
+ },
+ {
+ name: "kernel",
+ offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
+ size: 1024 * 1056, /* 1 MB */
+ },
+ {
+ name: "filesystem",
+ offset: MTDPART_OFS_APPEND, /* Sperry, NXTBLK is broken */
+ size: MTDPART_SIZ_FULL,
+ }
+};
+
+#elif defined(CONFIG_MACH_MULTMDP)
+
+static struct mtd_partition static_partitions_8M[] =
+{
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 12 * 1056, /* 1st sector = 32 blocks * 8 pages * 1056 bytes */
+ .mask_flags = MTD_WRITEABLE, /* read-only */
+ },
+ {
+ .name = "configuration",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 20 * 1056,
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 1520 * 1056,
+ },
+ {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL,
+ }
+};
+
+#else
+
+static struct mtd_partition static_partitions_8M[] =
+{
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 1 * 32 * 8 * 1056, /* 1st sector = 32 blocks * 8 pages * 1056 bytes */
+ .mask_flags = MTD_WRITEABLE, /* read-only */
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = 5 * 32 * 8 * 1056, /* 5 sectors */
+ },
+ {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL, /* rest = 26 sectors */
+ }
+};
+#endif
+
+static const char *part_probes[] = { "cmdlinepart", NULL, };
+
+#endif
+
+/* ......................................................................... */
+
+/* Allocate a single SPI transfer descriptor. We're assuming that if multiple
+ SPI transfers occur at the same time, spi_access_bus() will serialize them.
+ If this is not valid, then either (i) each dataflash 'priv' structure
+ needs it's own transfer descriptor, (ii) we lock this one, or (iii) use
+ another mechanism. */
+static struct spi_transfer_list* spi_transfer_desc;
+
+/*
+ * Perform a SPI transfer to access the DataFlash device.
+ */
+static int do_spi_transfer(int nr, char* tx, int tx_len, char* rx, int rx_len,
+ char* txnext, int txnext_len, char* rxnext, int rxnext_len)
+{
+ struct spi_transfer_list* list = spi_transfer_desc;
+
+ list->tx[0] = tx; list->txlen[0] = tx_len;
+ list->rx[0] = rx; list->rxlen[0] = rx_len;
+
+ list->tx[1] = txnext; list->txlen[1] = txnext_len;
+ list->rx[1] = rxnext; list->rxlen[1] = rxnext_len;
+
+ list->nr_transfers = nr;
+
+ return spi_transfer(list);
+}
+
+/* ......................................................................... */
+
+/*
+ * Poll the DataFlash device until it is READY.
+ */
+static void at91_dataflash_waitready(void)
+{
+ char* command = kmalloc(2, GFP_KERNEL);
+
+ if (!command)
+ return;
+
+ do {
+ command[0] = OP_READ_STATUS;
+ command[1] = 0;
+
+ do_spi_transfer(1, command, 2, command, 2, NULL, 0, NULL, 0);
+ } while ((command[1] & 0x80) == 0);
+
+ kfree(command);
+}
+
+/*
+ * Return the status of the DataFlash device.
+ */
+static unsigned short at91_dataflash_status(void)
+{
+ unsigned short status;
+ char* command = kmalloc(2, GFP_KERNEL);
+
+ if (!command)
+ return 0;
+
+ command[0] = OP_READ_STATUS;
+ command[1] = 0;
+
+ do_spi_transfer(1, command, 2, command, 2, NULL, 0, NULL, 0);
+ status = command[1];
+
+ kfree(command);
+ return status;
+}
+
+/* ......................................................................... */
+
+/*
+ * Erase blocks of flash.
+ */
+static int at91_dataflash_erase(struct mtd_info *mtd, struct erase_info *instr)
+{
+ struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
+ unsigned int pageaddr;
+ char* command;
+
+#ifdef DEBUG_DATAFLASH
+ printk("dataflash_erase: addr=%i len=%i\n", instr->addr, instr->len);
+#endif
+
+ /* Sanity checks */
+ if (instr->addr + instr->len > mtd->size)
+ return -EINVAL;
+ if ((instr->len % mtd->erasesize != 0) || (instr->len % priv->page_size != 0))
+ return -EINVAL;
+ if ((instr->addr % priv->page_size) != 0)
+ return -EINVAL;
+
+ command = kmalloc(4, GFP_KERNEL);
+ if (!command)
+ return -ENOMEM;
+
+ while (instr->len > 0) {
+ /* Calculate flash page address */
+ pageaddr = (instr->addr / priv->page_size) << priv->page_offset;
+
+ command[0] = OP_ERASE_PAGE;
+ command[1] = (pageaddr & 0x00FF0000) >> 16;
+ command[2] = (pageaddr & 0x0000FF00) >> 8;
+ command[3] = 0;
+#ifdef DEBUG_DATAFLASH
+ printk("ERASE: (%x) %x %x %x [%i]\n", command[0], command[1], command[2], command[3], pageaddr);
+#endif
+
+ /* Send command to SPI device */
+ spi_access_bus(priv->spi);
+ do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
+
+ at91_dataflash_waitready(); /* poll status until ready */
+ spi_release_bus(priv->spi);
+
+ instr->addr += priv->page_size; /* next page */
+ instr->len -= priv->page_size;
+ }
+
+ kfree(command);
+
+ /* Inform MTD subsystem that erase is complete */
+ instr->state = MTD_ERASE_DONE;
+ if (instr->callback)
+ instr->callback(instr);
+
+ return 0;
+}
+
+/*
+ * Read from the DataFlash device.
+ * from : Start offset in flash device
+ * len : Amount to read
+ * retlen : About of data actually read
+ * buf : Buffer containing the data
+ */
+static int at91_dataflash_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf)
+{
+ struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
+ unsigned int addr;
+ char* command;
+
+#ifdef DEBUG_DATAFLASH
+ printk("dataflash_read: %lli .. %lli\n", from, from+len);
+#endif
+
+ *retlen = 0;
+
+ /* Sanity checks */
+ if (!len)
+ return 0;
+ if (from + len > mtd->size)
+ return -EINVAL;
+
+ /* Calculate flash page/byte address */
+ addr = (((unsigned)from / priv->page_size) << priv->page_offset) + ((unsigned)from % priv->page_size);
+
+ command = kmalloc(8, GFP_KERNEL);
+ if (!command)
+ return -ENOMEM;
+
+ command[0] = OP_READ_CONTINUOUS;
+ command[1] = (addr & 0x00FF0000) >> 16;
+ command[2] = (addr & 0x0000FF00) >> 8;
+ command[3] = (addr & 0x000000FF);
+#ifdef DEBUG_DATAFLASH
+ printk("READ: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
+#endif
+
+ /* Send command to SPI device */
+ spi_access_bus(priv->spi);
+ do_spi_transfer(2, command, 8, command, 8, buf, len, buf, len);
+ spi_release_bus(priv->spi);
+
+ *retlen = len;
+ kfree(command);
+ return 0;
+}
+
+/*
+ * Write to the DataFlash device.
+ * to : Start offset in flash device
+ * len : Amount to write
+ * retlen : Amount of data actually written
+ * buf : Buffer containing the data
+ */
+static int at91_dataflash_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf)
+{
+ struct dataflash_local *priv = (struct dataflash_local *) mtd->priv;
+ unsigned int pageaddr, addr, offset, writelen;
+ size_t remaining;
+ u_char *writebuf;
+ unsigned short status;
+ int res = 0;
+ char* command;
+ char* tmpbuf = NULL;
+
+#ifdef DEBUG_DATAFLASH
+ printk("dataflash_write: %lli .. %lli\n", to, to+len);
+#endif
+
+ *retlen = 0;
+
+ /* Sanity checks */
+ if (!len)
+ return 0;
+ if (to + len > mtd->size)
+ return -EINVAL;
+
+ command = kmalloc(4, GFP_KERNEL);
+ if (!command)
+ return -ENOMEM;
+
+ pageaddr = ((unsigned)to / priv->page_size);
+ offset = ((unsigned)to % priv->page_size);
+ if (offset + len > priv->page_size)
+ writelen = priv->page_size - offset;
+ else
+ writelen = len;
+ writebuf = (u_char *)buf;
+ remaining = len;
+
+ /* Allocate temporary buffer */
+ tmpbuf = kmalloc(priv->page_size, GFP_KERNEL);
+ if (!tmpbuf) {
+ kfree(command);
+ return -ENOMEM;
+ }
+
+ /* Gain access to the SPI bus */
+ spi_access_bus(priv->spi);
+
+ while (remaining > 0) {
+#ifdef DEBUG_DATAFLASH
+ printk("write @ %i:%i len=%i\n", pageaddr, offset, writelen);
+#endif
+
+ /* (1) Transfer to Buffer1 */
+ if (writelen != priv->page_size) {
+ addr = pageaddr << priv->page_offset;
+ command[0] = OP_TRANSFER_BUF1;
+ command[1] = (addr & 0x00FF0000) >> 16;
+ command[2] = (addr & 0x0000FF00) >> 8;
+ command[3] = 0;
+#ifdef DEBUG_DATAFLASH
+ printk("TRANSFER: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
+#endif
+ do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
+ at91_dataflash_waitready();
+ }
+
+ /* (2) Program via Buffer1 */
+ addr = (pageaddr << priv->page_offset) + offset;
+ command[0] = OP_PROGRAM_VIA_BUF1;
+ command[1] = (addr & 0x00FF0000) >> 16;
+ command[2] = (addr & 0x0000FF00) >> 8;
+ command[3] = (addr & 0x000000FF);
+#ifdef DEBUG_DATAFLASH
+ printk("PROGRAM: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
+#endif
+ do_spi_transfer(2, command, 4, command, 4, writebuf, writelen, tmpbuf, writelen);
+ at91_dataflash_waitready();
+
+ /* (3) Compare to Buffer1 */
+ addr = pageaddr << priv->page_offset;
+ command[0] = OP_COMPARE_BUF1;
+ command[1] = (addr & 0x00FF0000) >> 16;
+ command[2] = (addr & 0x0000FF00) >> 8;
+ command[3] = 0;
+#ifdef DEBUG_DATAFLASH
+ printk("COMPARE: (%x) %x %x %x\n", command[0], command[1], command[2], command[3]);
+#endif
+ do_spi_transfer(1, command, 4, command, 4, NULL, 0, NULL, 0);
+ at91_dataflash_waitready();
+
+ /* Get result of the compare operation */
+ status = at91_dataflash_status();
+ if ((status & 0x40) == 1) {
+ printk("at91_dataflash: Write error on page %i\n", pageaddr);
+ remaining = 0;
+ res = -EIO;
+ }
+
+ remaining = remaining - writelen;
+ pageaddr++;
+ offset = 0;
+ writebuf += writelen;
+ *retlen += writelen;
+
+ if (remaining > priv->page_size)
+ writelen = priv->page_size;
+ else
+ writelen = remaining;
+ }
+
+ /* Release SPI bus */
+ spi_release_bus(priv->spi);
+
+ kfree(tmpbuf);
+ kfree(command);
+ return res;
+}
+
+/* ......................................................................... */
+
+/*
+ * Initialize and register DataFlash device with MTD subsystem.
+ */
+static int __init add_dataflash(int channel, char *name, int IDsize,
+ int nr_pages, int pagesize, int pageoffset)
+{
+ struct mtd_info *device;
+ struct dataflash_local *priv;
+#ifdef CONFIG_MTD_PARTITIONS
+ struct mtd_partition *mtd_parts = 0;
+ int mtd_parts_nr = 0;
+#endif
+
+ if (nr_devices >= DATAFLASH_MAX_DEVICES) {
+ printk(KERN_ERR "at91_dataflash: Too many devices detected\n");
+ return 0;
+ }
+
+ device = kmalloc(sizeof(struct mtd_info) + strlen(name) + 8, GFP_KERNEL);
+ if (!device)
+ return -ENOMEM;
+ memset(device, 0, sizeof(struct mtd_info));
+
+ device->name = (char *)&device[1];
+ sprintf(device->name, "%s.spi%d", name, channel);
+ device->size = nr_pages * pagesize;
+ device->erasesize = pagesize;
+ device->writesize = pagesize;
+ device->owner = THIS_MODULE;
+ device->type = MTD_DATAFLASH;
+ device->flags = MTD_WRITEABLE;
+ device->erase = at91_dataflash_erase;
+ device->read = at91_dataflash_read;
+ device->write = at91_dataflash_write;
+
+ priv = (struct dataflash_local *) kmalloc(sizeof(struct dataflash_local), GFP_KERNEL);
+ if (!priv) {
+ kfree(device);
+ return -ENOMEM;
+ }
+ memset(priv, 0, sizeof(struct dataflash_local));
+
+ priv->spi = channel;
+ priv->page_size = pagesize;
+ priv->page_offset = pageoffset;
+ device->priv = priv;
+
+ mtd_devices[nr_devices] = device;
+ nr_devices++;
+ printk("at91_dataflash: %s detected [spi%i] (%i bytes)\n", name, channel, device->size);
+
+#ifdef CONFIG_MTD_PARTITIONS
+#ifdef CONFIG_MTD_CMDLINE_PARTS
+ mtd_parts_nr = parse_mtd_partitions(device, part_probes, &mtd_parts, 0);
+#endif
+ if (mtd_parts_nr <= 0) {
+ switch (IDsize) {
+ case SZ_2M:
+ mtd_parts = static_partitions_2M;
+ mtd_parts_nr = ARRAY_SIZE(static_partitions_2M);
+ break;
+ case SZ_4M:
+ mtd_parts = static_partitions_4M;
+ mtd_parts_nr = ARRAY_SIZE(static_partitions_4M);
+ break;
+ case SZ_8M:
+ mtd_parts = static_partitions_8M;
+ mtd_parts_nr = ARRAY_SIZE(static_partitions_8M);
+ break;
+ }
+ }
+
+ if (mtd_parts_nr > 0) {
+#ifdef DATAFLASH_ALWAYS_ADD_DEVICE
+ add_mtd_device(device);
+#endif
+ return add_mtd_partitions(device, mtd_parts, mtd_parts_nr);
+ }
+#endif
+ return add_mtd_device(device); /* add whole device */
+}
+
+/*
+ * Detect and initialize DataFlash device connected to specified SPI channel.
+ *
+ * Device Density ID code Nr Pages Page Size Page offset
+ * AT45DB011B 1Mbit (128K) xx0011xx (0x0c) 512 264 9
+ * AT45DB021B 2Mbit (256K) xx0101xx (0x14) 1025 264 9
+ * AT45DB041B 4Mbit (512K) xx0111xx (0x1c) 2048 264 9
+ * AT45DB081B 8Mbit (1M) xx1001xx (0x24) 4096 264 9
+ * AT45DB0161B 16Mbit (2M) xx1011xx (0x2c) 4096 528 10
+ * AT45DB0321B 32Mbit (4M) xx1101xx (0x34) 8192 528 10
+ * AT45DB0642 64Mbit (8M) xx1111xx (0x3c) 8192 1056 11
+ * AT45DB1282 128Mbit (16M) xx0100xx (0x10) 16384 1056 11
+ */
+static int __init at91_dataflash_detect(int channel)
+{
+ int res = 0;
+ unsigned short status;
+
+ spi_access_bus(channel);
+ status = at91_dataflash_status();
+ spi_release_bus(channel);
+ if (status != 0xff) { /* no dataflash device there */
+ switch (status & 0x3c) {
+ case 0x0c: /* 0 0 1 1 */
+ res = add_dataflash(channel, "AT45DB011B", SZ_128K, 512, 264, 9);
+ break;
+ case 0x14: /* 0 1 0 1 */
+ res = add_dataflash(channel, "AT45DB021B", SZ_256K, 1025, 264, 9);
+ break;
+ case 0x1c: /* 0 1 1 1 */
+ res = add_dataflash(channel, "AT45DB041B", SZ_512K, 2048, 264, 9);
+ break;
+ case 0x24: /* 1 0 0 1 */
+ res = add_dataflash(channel, "AT45DB081B", SZ_1M, 4096, 264, 9);
+ break;
+ case 0x2c: /* 1 0 1 1 */
+ res = add_dataflash(channel, "AT45DB161B", SZ_2M, 4096, 528, 10);
+ break;
+ case 0x34: /* 1 1 0 1 */
+ res = add_dataflash(channel, "AT45DB321B", SZ_4M, 8192, 528, 10);
+ break;
+ case 0x3c: /* 1 1 1 1 */
+ res = add_dataflash(channel, "AT45DB642", SZ_8M, 8192, 1056, 11);
+ break;
+// Currently unsupported since Atmel removed the "Main Memory Program via Buffer" commands.
+// case 0x10: /* 0 1 0 0 */
+// res = add_dataflash(channel, "AT45DB1282", SZ_16M, 16384, 1056, 11);
+// break;
+ default:
+ printk(KERN_ERR "at91_dataflash: Unknown device (%x)\n", status & 0x3c);
+ }
+ }
+
+ return res;
+}
+
+static int __init at91_dataflash_init(void)
+{
+ spi_transfer_desc = kmalloc(sizeof(struct spi_transfer_list), GFP_KERNEL);
+ if (!spi_transfer_desc)
+ return -ENOMEM;
+
+ /* DataFlash (SPI chip select 0) */
+ at91_dataflash_detect(0);
+
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+ /* DataFlash card (SPI chip select 3) */
+ at91_dataflash_detect(3);
+#endif
+
+ return 0;
+}
+
+static void __exit at91_dataflash_exit(void)
+{
+ int i;
+
+ for (i = 0; i < DATAFLASH_MAX_DEVICES; i++) {
+ if (mtd_devices[i]) {
+#ifdef CONFIG_MTD_PARTITIONS
+ del_mtd_partitions(mtd_devices[i]);
+#else
+ del_mtd_device(mtd_devices[i]);
+#endif
+ kfree(mtd_devices[i]->priv);
+ kfree(mtd_devices[i]);
+ }
+ }
+ nr_devices = 0;
+ kfree(spi_transfer_desc);
+}
+
+
+module_init(at91_dataflash_init);
+module_exit(at91_dataflash_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Andrew Victor");
+MODULE_DESCRIPTION("DataFlash driver for Atmel AT91RM9200");
Index: linux-2.6.21.7/drivers/mtd/nand/at91_nand.c
===================================================================
--- linux-2.6.21.7.orig/drivers/mtd/nand/at91_nand.c
+++ linux-2.6.21.7/drivers/mtd/nand/at91_nand.c
@@ -82,6 +82,10 @@ static void at91_nand_disable(struct at9
at91_set_gpio_value(host->board->enable_pin, 1);
}
+#ifdef CONFIG_MTD_PARTITIONS
+const char *part_probes[] = { "cmdlinepart", NULL };
+#endif
+
/*
* Probe for the NAND device.
*/
@@ -151,6 +155,12 @@ static int __init at91_nand_probe(struct
#ifdef CONFIG_MTD_PARTITIONS
if (host->board->partition_info)
partitions = host->board->partition_info(mtd->size, &num_partitions);
+#ifdef CONFIG_MTD_CMDLINE_PARTS
+ else {
+ mtd->name = "at91_nand";
+ num_partitions = parse_mtd_partitions(mtd, part_probes, &partitions, 0);
+ }
+#endif
if ((!partitions) || (num_partitions == 0)) {
printk(KERN_ERR "at91_nand: No parititions defined, or unsupported device.\n");
Index: linux-2.6.21.7/drivers/net/arm/at91_ether.c
===================================================================
--- linux-2.6.21.7.orig/drivers/net/arm/at91_ether.c
+++ linux-2.6.21.7/drivers/net/arm/at91_ether.c
@@ -225,6 +225,16 @@ static irqreturn_t at91ether_phy_interru
if (!(phy & ((1 << 2) | 1)))
goto done;
}
+ else if (lp->phy_type == MII_T78Q21x3_ID) { /* ack interrupt in Teridian PHY */
+ read_phy(lp->phy_address, MII_T78Q21INT_REG, &phy);
+ if (!(phy & ((1 << 2) | 1)))
+ goto done;
+ }
+ else if (lp->phy_type == MII_DP83848_ID) {
+ read_phy(lp->phy_address, MII_DPPHYSTS_REG, &phy); /* ack interrupt in DP83848 PHY */
+ if (!(phy & (1 << 7)))
+ goto done;
+ }
update_linkspeed(dev, 0);
@@ -280,6 +290,19 @@ static void enable_phyirq(struct net_dev
dsintr = (1 << 10) | ( 1 << 8);
write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
}
+ else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
+ read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
+ dsintr = dsintr | 0x500; /* set bits 8, 10 */
+ write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
+ }
+ else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
+ read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
+ dsintr = dsintr | 0x3c; /* set bits 2..5 */
+ write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
+ read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
+ dsintr = dsintr | 0x3; /* set bits 0,1 */
+ write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
+ }
disable_mdi();
spin_unlock_irq(&lp->lock);
@@ -323,6 +346,19 @@ static void disable_phyirq(struct net_de
dsintr = ~((1 << 10) | (1 << 8));
write_phy(lp->phy_address, MII_TPISTATUS, dsintr);
}
+ else if (lp->phy_type == MII_T78Q21x3_ID) { /* for Teridian PHY */
+ read_phy(lp->phy_address, MII_T78Q21INT_REG, &dsintr);
+ dsintr = dsintr & ~0x500; /* clear bits 8, 10 */
+ write_phy(lp->phy_address, MII_T78Q21INT_REG, dsintr);
+ }
+ else if (lp->phy_type == MII_DP83848_ID) { /* National Semiconductor DP83848 PHY */
+ read_phy(lp->phy_address, MII_DPMICR_REG, &dsintr);
+ dsintr = dsintr & ~0x3; /* clear bits 0, 1 */
+ write_phy(lp->phy_address, MII_DPMICR_REG, dsintr);
+ read_phy(lp->phy_address, MII_DPMISR_REG, &dsintr);
+ dsintr = dsintr & ~0x3c; /* clear bits 2..5 */
+ write_phy(lp->phy_address, MII_DPMISR_REG, dsintr);
+ }
disable_mdi();
spin_unlock_irq(&lp->lock);
@@ -535,8 +571,8 @@ static void at91ether_sethashtable(struc
mc_filter[bitnr >> 5] |= 1 << (bitnr & 31);
}
- at91_emac_write(AT91_EMAC_HSH, mc_filter[0]);
- at91_emac_write(AT91_EMAC_HSL, mc_filter[1]);
+ at91_emac_write(AT91_EMAC_HSL, mc_filter[0]);
+ at91_emac_write(AT91_EMAC_HSH, mc_filter[1]);
}
/*
@@ -943,14 +979,22 @@ static int __init at91ether_setup(unsign
struct net_device *dev;
struct at91_private *lp;
unsigned int val;
- int res;
+ struct resource *res;
+ int ret;
dev = alloc_etherdev(sizeof(struct at91_private));
if (!dev)
return -ENOMEM;
- dev->base_addr = AT91_VA_BASE_EMAC;
- dev->irq = AT91RM9200_ID_EMAC;
+ /* Get I/O base address and IRQ */
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ free_netdev(dev);
+ return -ENODEV;
+ }
+ dev->base_addr = res->start;
+ dev->irq = platform_get_irq(pdev, 0);
+
SET_MODULE_OWNER(dev);
/* Install the interrupt handler */
@@ -1023,12 +1067,12 @@ static int __init at91ether_setup(unsign
lp->phy_address = phy_address; /* MDI address of PHY */
/* Register the network interface */
- res = register_netdev(dev);
- if (res) {
+ ret = register_netdev(dev);
+ if (ret) {
free_irq(dev->irq, dev);
free_netdev(dev);
dma_free_coherent(NULL, sizeof(struct recv_desc_bufs), lp->dlist, (dma_addr_t)lp->dlist_phys);
- return res;
+ return ret;
}
/* Determine current link speed */
@@ -1063,10 +1107,16 @@ static int __init at91ether_setup(unsign
printk(KERN_INFO "%s: Broadcom BCM5221 PHY\n", dev->name);
else if (phy_type == MII_DP83847_ID)
printk(KERN_INFO "%s: National Semiconductor DP83847 PHY\n", dev->name);
+ else if (phy_type == MII_DP83848_ID)
+ printk(KERN_INFO "%s: National Semiconductor DP83848 PHY\n", dev->name);
else if (phy_type == MII_AC101L_ID)
printk(KERN_INFO "%s: Altima AC101L PHY\n", dev->name);
else if (phy_type == MII_KS8721_ID)
printk(KERN_INFO "%s: Micrel KS8721 PHY\n", dev->name);
+ else if (phy_type == MII_T78Q21x3_ID)
+ printk(KERN_INFO "%s: Teridian 78Q21x3 PHY\n", dev->name);
+ else if (phy_type == MII_LAN83C185_ID)
+ printk(KERN_INFO "%s: SMSC LAN83C185 PHY\n", dev->name);
return 0;
}
@@ -1104,8 +1154,11 @@ static int __init at91ether_probe(struct
case MII_RTL8201_ID: /* Realtek RTL8201: PHY_ID1 = 0, PHY_ID2 = 0x8201 */
case MII_BCM5221_ID: /* Broadcom BCM5221: PHY_ID1 = 0x40, PHY_ID2 = 0x61e0 */
case MII_DP83847_ID: /* National Semiconductor DP83847: */
+ case MII_DP83848_ID: /* National Semiconductor DP83848: */
case MII_AC101L_ID: /* Altima AC101L: PHY_ID1 = 0x22, PHY_ID2 = 0x5520 */
case MII_KS8721_ID: /* Micrel KS8721: PHY_ID1 = 0x22, PHY_ID2 = 0x1610 */
+ case MII_T78Q21x3_ID: /* Teridian 78Q21x3: PHY_ID1 = 0x0E, PHY_ID2 = 7237 */
+ case MII_LAN83C185_ID: /* SMSC LAN83C185: PHY_ID1 = 0x0007, PHY_ID2 = 0xC0A1 */
detected = at91ether_setup(phy_id, phy_address, pdev, ether_clk);
break;
}
Index: linux-2.6.21.7/drivers/net/arm/at91_ether.h
===================================================================
--- linux-2.6.21.7.orig/drivers/net/arm/at91_ether.h
+++ linux-2.6.21.7/drivers/net/arm/at91_ether.h
@@ -17,39 +17,46 @@
/* Davicom 9161 PHY */
-#define MII_DM9161_ID 0x0181b880
-#define MII_DM9161A_ID 0x0181b8a0
-
-/* Davicom specific registers */
-#define MII_DSCR_REG 16
-#define MII_DSCSR_REG 17
-#define MII_DSINTR_REG 21
+#define MII_DM9161_ID 0x0181b880
+#define MII_DM9161A_ID 0x0181b8a0
+#define MII_DSCR_REG 16
+#define MII_DSCSR_REG 17
+#define MII_DSINTR_REG 21
/* Intel LXT971A PHY */
-#define MII_LXT971A_ID 0x001378E0
-
-/* Intel specific registers */
-#define MII_ISINTE_REG 18
-#define MII_ISINTS_REG 19
-#define MII_LEDCTRL_REG 20
+#define MII_LXT971A_ID 0x001378E0
+#define MII_ISINTE_REG 18
+#define MII_ISINTS_REG 19
+#define MII_LEDCTRL_REG 20
/* Realtek RTL8201 PHY */
-#define MII_RTL8201_ID 0x00008200
+#define MII_RTL8201_ID 0x00008200
/* Broadcom BCM5221 PHY */
-#define MII_BCM5221_ID 0x004061e0
-
-/* Broadcom specific registers */
-#define MII_BCMINTR_REG 26
+#define MII_BCM5221_ID 0x004061e0
+#define MII_BCMINTR_REG 26
/* National Semiconductor DP83847 */
-#define MII_DP83847_ID 0x20005c30
+#define MII_DP83847_ID 0x20005c30
+
+/* National Semiconductor DP83848 */
+#define MII_DP83848_ID 0x20005c90
+#define MII_DPPHYSTS_REG 16
+#define MII_DPMICR_REG 17
+#define MII_DPMISR_REG 18
/* Altima AC101L PHY */
-#define MII_AC101L_ID 0x00225520
+#define MII_AC101L_ID 0x00225520
/* Micrel KS8721 PHY */
-#define MII_KS8721_ID 0x00221610
+#define MII_KS8721_ID 0x00221610
+
+/* Teridian 78Q2123/78Q2133 */
+#define MII_T78Q21x3_ID 0x000e7230
+#define MII_T78Q21INT_REG 17
+
+/* SMSC LAN83C185 */
+#define MII_LAN83C185_ID 0x0007C0A0
/* ........................................................................ */
Index: linux-2.6.21.7/drivers/pcmcia/at91_cf.c
===================================================================
--- linux-2.6.21.7.orig/drivers/pcmcia/at91_cf.c
+++ linux-2.6.21.7/drivers/pcmcia/at91_cf.c
@@ -332,20 +332,27 @@ static int at91_cf_suspend(struct platfo
struct at91_cf_data *board = cf->board;
pcmcia_socket_dev_suspend(&pdev->dev, mesg);
+
if (device_may_wakeup(&pdev->dev)) {
enable_irq_wake(board->det_pin);
if (board->irq_pin)
enable_irq_wake(board->irq_pin);
- } else {
- disable_irq_wake(board->det_pin);
- if (board->irq_pin)
- disable_irq_wake(board->irq_pin);
}
+
return 0;
}
static int at91_cf_resume(struct platform_device *pdev)
{
+ struct at91_cf_socket *cf = platform_get_drvdata(pdev);
+ struct at91_cf_data *board = cf->board;
+
+ if (device_may_wakeup(&pdev->dev)) {
+ disable_irq_wake(board->det_pin);
+ if (board->irq_pin)
+ disable_irq_wake(board->irq_pin);
+ }
+
pcmcia_socket_dev_resume(&pdev->dev);
return 0;
}
@@ -360,7 +367,6 @@ static struct platform_driver at91_cf_dr
.name = (char *) driver_name,
.owner = THIS_MODULE,
},
- .probe = at91_cf_probe,
.remove = __exit_p(at91_cf_remove),
.suspend = at91_cf_suspend,
.resume = at91_cf_resume,
@@ -370,7 +376,7 @@ static struct platform_driver at91_cf_dr
static int __init at91_cf_init(void)
{
- return platform_driver_register(&at91_cf_driver);
+ return platform_driver_probe(&at91_cf_driver, at91_cf_probe);
}
module_init(at91_cf_init);
Index: linux-2.6.21.7/drivers/serial/atmel_serial.c
===================================================================
--- linux-2.6.21.7.orig/drivers/serial/atmel_serial.c
+++ linux-2.6.21.7/drivers/serial/atmel_serial.c
@@ -7,6 +7,8 @@
* Based on drivers/char/serial_sa1100.c, by Deep Blue Solutions Ltd.
* Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
*
+ * DMA support added by Chip Coldwell.
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
@@ -33,6 +35,7 @@
#include <linux/sysrq.h>
#include <linux/tty_flip.h>
#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
#include <linux/atmel_pdc.h>
#include <asm/io.h>
@@ -47,6 +50,11 @@
#include "atmel_serial.h"
+#define SUPPORT_PDC
+#define PDC_BUFFER_SIZE (L1_CACHE_BYTES << 3)
+#warning "Revisit"
+#define PDC_RX_TIMEOUT (3 * 10) /* 3 bytes */
+
#if defined(CONFIG_SERIAL_ATMEL_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
#define SUPPORT_SYSRQ
#endif
@@ -107,6 +115,13 @@
static int (*atmel_open_hook)(struct uart_port *);
static void (*atmel_close_hook)(struct uart_port *);
+struct atmel_dma_buffer {
+ unsigned char *buf;
+ dma_addr_t dma_addr;
+ size_t dma_size;
+ unsigned int ofs;
+};
+
/*
* We wrap our port structure around the generic uart_port.
*/
@@ -114,10 +129,20 @@ struct atmel_uart_port {
struct uart_port uart; /* uart */
struct clk *clk; /* uart clock */
unsigned short suspended; /* is port suspended? */
+
+ short use_dma_rx; /* enable PDC receiver */
+ short pdc_rx_idx; /* current PDC RX buffer */
+ struct atmel_dma_buffer pdc_rx[2]; /* PDC receier */
+
+ short use_dma_tx; /* enable PDC transmitter */
+ struct atmel_dma_buffer pdc_tx; /* PDC transmitter */
};
static struct atmel_uart_port atmel_ports[ATMEL_MAX_UART];
+#define PDC_RX_BUF(port) &(port)->pdc_rx[(port)->pdc_rx_idx]
+#define PDC_RX_SWITCH(port) (port)->pdc_rx_idx = !(port)->pdc_rx_idx
+
#ifdef SUPPORT_SYSRQ
static struct console atmel_console;
#endif
@@ -205,7 +230,12 @@ static void atmel_stop_tx(struct uart_po
{
struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
- UART_PUT_IDR(port, ATMEL_US_TXRDY);
+ if (atmel_port->use_dma_tx) {
+ UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
+ UART_PUT_IDR(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
+ }
+ else
+ UART_PUT_IDR(port, ATMEL_US_TXRDY);
}
/*
@@ -215,7 +245,17 @@ static void atmel_start_tx(struct uart_p
{
struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
- UART_PUT_IER(port, ATMEL_US_TXRDY);
+ if (atmel_port->use_dma_tx) {
+ if (UART_GET_PTSR(port) & ATMEL_PDC_TXTEN)
+ /* The transmitter is already running. Yes, we
+ really need this.*/
+ return;
+
+ UART_PUT_IER(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
+ UART_PUT_PTCR(port, ATMEL_PDC_TXTEN); /* re-enable PDC transmit */
+ }
+ else
+ UART_PUT_IER(port, ATMEL_US_TXRDY);
}
/*
@@ -225,7 +265,12 @@ static void atmel_stop_rx(struct uart_po
{
struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
- UART_PUT_IDR(port, ATMEL_US_RXRDY);
+ if (atmel_port->use_dma_rx) {
+ UART_PUT_PTCR(port, ATMEL_PDC_RXTDIS); /* disable PDC receive */
+ UART_PUT_IDR(port, ATMEL_US_ENDRX | ATMEL_US_TIMEOUT);
+ }
+ else
+ UART_PUT_IDR(port, ATMEL_US_RXRDY);
}
/*
@@ -248,6 +293,134 @@ static void atmel_break_ctl(struct uart_
}
/*
+ * Receive data via the PDC. A buffer has been fulled.
+ */
+static void atmel_pdc_endrx(struct uart_port *port)
+{
+ struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
+ struct tty_struct *tty = port->info->tty;
+ struct atmel_dma_buffer *pdc = PDC_RX_BUF(atmel_port);
+ unsigned int count;
+
+ count = pdc->dma_size - pdc->ofs;
+ if (likely(count > 0)) {
+ dma_sync_single_for_cpu(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
+ tty_insert_flip_string(tty, pdc->buf + pdc->ofs, count);
+ tty_flip_buffer_push(tty);
+
+ port->icount.rx += count;
+ }
+
+ /* Set this buffer as the next receive buffer */
+ pdc->ofs = 0;
+ UART_PUT_RNPR(port, pdc->dma_addr);
+ UART_PUT_RNCR(port, pdc->dma_size);
+
+ /* Switch to next buffer */
+ PDC_RX_SWITCH(atmel_port); /* next PDC buffer */
+}
+
+/*
+ * Receive data via the PDC. At least one byte was received, but the
+ * buffer was not full when the inter-character timeout expired.
+ */
+static void atmel_pdc_timeout(struct uart_port *port)
+{
+ struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
+ struct tty_struct *tty = port->info->tty;
+ struct atmel_dma_buffer *pdc = PDC_RX_BUF(atmel_port);
+ /* unsigned */ int ofs, count;
+
+ ofs = UART_GET_RPR(port) - pdc->dma_addr; /* current DMA adress */
+ count = ofs - pdc->ofs;
+
+ if (likely(count > 0)) {
+ dma_sync_single_for_cpu(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
+ tty_insert_flip_string(tty, pdc->buf + pdc->ofs, count);
+ tty_flip_buffer_push(tty);
+
+ pdc->ofs = ofs;
+ port->icount.rx += count;
+ }
+
+ /* reset the UART timeout */
+ UART_PUT_CR(port, ATMEL_US_STTTO);
+}
+
+/*
+ * Deal with parity, framing and overrun errors.
+ */
+static void atmel_pdc_rxerr(struct uart_port *port, unsigned int status)
+{
+ /* clear error */
+ UART_PUT_CR(port, ATMEL_US_RSTSTA);
+
+ if (status & ATMEL_US_RXBRK) {
+ status &= ~(ATMEL_US_PARE | ATMEL_US_FRAME); /* ignore side-effect */
+ port->icount.brk++;
+ }
+ if (status & ATMEL_US_PARE)
+ port->icount.parity++;
+ if (status & ATMEL_US_FRAME)
+ port->icount.frame++;
+ if (status & ATMEL_US_OVRE)
+ port->icount.overrun++;
+}
+
+/*
+ * A transmission via the PDC is complete.
+ */
+static void atmel_pdc_endtx(struct uart_port *port)
+{
+ struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
+ struct circ_buf *xmit = &port->info->xmit;
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
+
+ xmit->tail += pdc->ofs;
+ if (xmit->tail >= SERIAL_XMIT_SIZE)
+ xmit->tail -= SERIAL_XMIT_SIZE;
+
+ port->icount.tx += pdc->ofs;
+ pdc->ofs = 0;
+
+ if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
+ uart_write_wakeup(port);
+}
+
+/*
+ * The PDC transmitter is idle, so either start the next transfer or
+ * disable the transmitter.
+ */
+static void atmel_pdc_txbufe(struct uart_port *port)
+{
+ struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
+ struct circ_buf *xmit = &port->info->xmit;
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
+ int count;
+
+ if (!uart_circ_empty(xmit)) {
+ /* more to transmit - setup next transfer */
+ UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
+ dma_sync_single_for_device(port->dev, pdc->dma_addr, pdc->dma_size, DMA_TO_DEVICE);
+
+ if (xmit->tail < xmit->head)
+ count = xmit->head - xmit->tail;
+ else
+ count = SERIAL_XMIT_SIZE - xmit->tail;
+ pdc->ofs = count;
+
+ UART_PUT_TPR(port, pdc->dma_addr + xmit->tail);
+ UART_PUT_TCR(port, count);
+ UART_PUT_PTCR(port, ATMEL_PDC_TXTEN); /* re-enable PDC transmit */
+ }
+ else {
+ /* nothing left to transmit - disable the transmitter */
+ UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS); /* disable PDC transmit */
+ UART_PUT_IDR(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
+ }
+}
+
+/*
* Characters received (called from interrupt handler)
*/
static void atmel_rx_chars(struct uart_port *port)
@@ -349,6 +522,14 @@ static irqreturn_t atmel_interrupt(int i
status = UART_GET_CSR(port);
pending = status & UART_GET_IMR(port);
while (pending) {
+ /* PDC receive */
+ if (pending & ATMEL_US_ENDRX)
+ atmel_pdc_endrx(port);
+ if (pending & ATMEL_US_TIMEOUT)
+ atmel_pdc_timeout(port);
+ if (atmel_port->use_dma_rx && pending & (ATMEL_US_RXBRK | ATMEL_US_OVRE | ATMEL_US_FRAME | ATMEL_US_PARE))
+ atmel_pdc_rxerr(port, pending);
+
/* Interrupt receive */
if (pending & ATMEL_US_RXRDY)
atmel_rx_chars(port);
@@ -363,6 +544,12 @@ static irqreturn_t atmel_interrupt(int i
if (pending & (ATMEL_US_RIIC | ATMEL_US_DSRIC | ATMEL_US_DCDIC | ATMEL_US_CTSIC))
wake_up_interruptible(&port->info->delta_msr_wait);
+ /* PDC transmit */
+ if (pending & ATMEL_US_ENDTX)
+ atmel_pdc_endtx(port);
+ if (pending & ATMEL_US_TXBUFE)
+ atmel_pdc_txbufe(port);
+
/* Interrupt transmit */
if (pending & ATMEL_US_TXRDY)
atmel_tx_chars(port);
@@ -401,6 +588,47 @@ static int atmel_startup(struct uart_por
}
/*
+ * Initialize DMA (if necessary)
+ */
+ if (atmel_port->use_dma_rx) {
+ int i;
+
+ for (i = 0; i < 2; i++) {
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_rx[i];
+
+ pdc->buf = kmalloc(PDC_BUFFER_SIZE, GFP_KERNEL);
+ if (pdc->buf == NULL) {
+ if (i != 0) {
+ dma_unmap_single(port->dev, atmel_port->pdc_rx[0].dma_addr, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
+ kfree(atmel_port->pdc_rx[0].buf);
+ }
+ free_irq(port->irq, port);
+ return -ENOMEM;
+ }
+ pdc->dma_addr = dma_map_single(port->dev, pdc->buf, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
+ pdc->dma_size = PDC_BUFFER_SIZE;
+ pdc->ofs = 0;
+ }
+
+ atmel_port->pdc_rx_idx = 0;
+
+ UART_PUT_RPR(port, atmel_port->pdc_rx[0].dma_addr);
+ UART_PUT_RCR(port, PDC_BUFFER_SIZE);
+
+ UART_PUT_RNPR(port, atmel_port->pdc_rx[1].dma_addr);
+ UART_PUT_RNCR(port, PDC_BUFFER_SIZE);
+ }
+ if (atmel_port->use_dma_tx) {
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
+ struct circ_buf *xmit = &port->info->xmit;
+
+ pdc->buf = xmit->buf;
+ pdc->dma_addr = dma_map_single(port->dev, pdc->buf, SERIAL_XMIT_SIZE, DMA_TO_DEVICE);
+ pdc->dma_size = SERIAL_XMIT_SIZE;
+ pdc->ofs = 0;
+ }
+
+ /*
* If there is a specific "open" function (to register
* control line interrupts)
*/
@@ -418,7 +646,15 @@ static int atmel_startup(struct uart_por
UART_PUT_CR(port, ATMEL_US_RSTSTA | ATMEL_US_RSTRX);
UART_PUT_CR(port, ATMEL_US_TXEN | ATMEL_US_RXEN); /* enable xmit & rcvr */
- UART_PUT_IER(port, ATMEL_US_RXRDY); /* enable receive only */
+ if (atmel_port->use_dma_rx) {
+ UART_PUT_RTOR(port, PDC_RX_TIMEOUT); /* set UART timeout */
+ UART_PUT_CR(port, ATMEL_US_STTTO);
+
+ UART_PUT_IER(port, ATMEL_US_ENDRX | ATMEL_US_TIMEOUT);
+ UART_PUT_PTCR(port, ATMEL_PDC_RXTEN); /* enable PDC controller */
+ }
+ else
+ UART_PUT_IER(port, ATMEL_US_RXRDY); /* enable receive only */
return 0;
}
@@ -431,6 +667,31 @@ static void atmel_shutdown(struct uart_p
struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
/*
+ * Ensure everything is stopped.
+ */
+ atmel_stop_rx(port);
+ atmel_stop_tx(port);
+
+ /*
+ * Shut-down the DMA.
+ */
+ if (atmel_port->use_dma_rx) {
+ int i;
+
+ for (i = 0; i < 2; i++) {
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_rx[i];
+
+ dma_unmap_single(port->dev, pdc->dma_addr, pdc->dma_size, DMA_FROM_DEVICE);
+ kfree(pdc->buf);
+ }
+ }
+ if (atmel_port->use_dma_tx) {
+ struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
+
+ dma_unmap_single(port->dev, pdc->dma_addr, pdc->dma_size, DMA_TO_DEVICE);
+ }
+
+ /*
* Disable all interrupts, port and break condition.
*/
UART_PUT_CR(port, ATMEL_US_RSTSTA);
@@ -481,14 +742,20 @@ static void atmel_serial_pm(struct uart_
*/
static void atmel_set_termios(struct uart_port *port, struct ktermios * termios, struct ktermios * old)
{
+ struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
unsigned long flags;
unsigned int mode, imr, quot, baud;
+ /* Get current mode register */
+ mode = UART_GET_MR(port) & ~(ATMEL_US_USCLKS | ATMEL_US_CHRL | ATMEL_US_NBSTOP | ATMEL_US_PAR);
+
baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
quot = uart_get_divisor(port, baud);
- /* Get current mode register */
- mode = UART_GET_MR(port) & ~(ATMEL_US_CHRL | ATMEL_US_NBSTOP | ATMEL_US_PAR);
+ if (quot > 65535) { /* BRGR is 16-bit, so switch to slower clock */
+ quot /= 8;
+ mode |= ATMEL_US_USCLKS_MCK_DIV8;
+ }
/* byte size */
switch (termios->c_cflag & CSIZE) {
@@ -534,6 +801,9 @@ static void atmel_set_termios(struct uar
if (termios->c_iflag & (BRKINT | PARMRK))
port->read_status_mask |= ATMEL_US_RXBRK;
+ if (atmel_port->use_dma_rx) /* need to enable error interrupts */
+ UART_PUT_IER(port, port->read_status_mask);
+
/*
* Characters to ignore
*/
@@ -712,6 +982,13 @@ static void __devinit atmel_init_port(st
clk_enable(atmel_port->clk);
port->uartclk = clk_get_rate(atmel_port->clk);
}
+
+#ifdef SUPPORT_PDC
+ atmel_port->use_dma_rx = data->use_dma_rx;
+ atmel_port->use_dma_tx = data->use_dma_tx;
+ if (atmel_port->use_dma_tx)
+ port->fifosize = PDC_BUFFER_SIZE;
+#endif
}
/*
@@ -888,7 +1165,8 @@ static int atmel_serial_suspend(struct p
struct uart_port *port = platform_get_drvdata(pdev);
struct atmel_uart_port *atmel_port = (struct atmel_uart_port *) port;
- if (device_may_wakeup(&pdev->dev) && !at91_suspend_entering_slow_clock())
+ if (device_may_wakeup(&pdev->dev)
+ && !clk_must_disable(atmel_port->clk))
enable_irq_wake(port->irq);
else {
uart_suspend_port(&atmel_uart, port);
Index: linux-2.6.21.7/drivers/serial/atmel_serial.h
===================================================================
--- linux-2.6.21.7.orig/drivers/serial/atmel_serial.h
+++ linux-2.6.21.7/drivers/serial/atmel_serial.h
@@ -46,6 +46,9 @@
#define ATMEL_US_USMODE_ISO7816_T1 6
#define ATMEL_US_USMODE_IRDA 8
#define ATMEL_US_USCLKS (3 << 4) /* Clock Selection */
+#define ATMEL_US_USCLKS_MCK (0 << 4)
+#define ATMEL_US_USCLKS_MCK_DIV8 (1 << 4)
+#define ATMEL_US_USCLKS_SCK (3 << 4)
#define ATMEL_US_CHRL (3 << 6) /* Character Length */
#define ATMEL_US_CHRL_5 (0 << 6)
#define ATMEL_US_CHRL_6 (1 << 6)
Index: linux-2.6.21.7/drivers/spi/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/spi/Kconfig
+++ linux-2.6.21.7/drivers/spi/Kconfig
@@ -54,6 +54,7 @@ comment "SPI Master Controller Drivers"
config SPI_ATMEL
tristate "Atmel SPI Controller"
depends on (ARCH_AT91 || AVR32) && SPI_MASTER
+ select SPI_AT91_MANUAL_CS if ARCH_AT91RM9200
help
This selects a driver for the Atmel SPI Controller, present on
many AT32 (AVR32) and AT91 (ARM) chips.
@@ -82,6 +83,24 @@ config SPI_BUTTERFLY
inexpensive battery powered microcontroller evaluation board.
This same cable can be used to flash new firmware.
+config SPI_AT91
+ tristate "AT91RM9200 Bitbang SPI Master"
+ depends on SPI_MASTER && ARCH_AT91RM9200 && !SPI_ATMEL && EXPERIMENTAL
+ select SPI_BITBANG
+ select SPI_AT91_MANUAL_CS
+ help
+ This is dumb PIO bitbanging driver for the Atmel AT91RM9200.
+ The SPI_ATMEL driver will be its replacement, using the native
+ SPI hardware and its DMA controller.
+
+config SPI_AT91_MANUAL_CS
+ bool
+ depends on ARCH_AT91RM9200
+ help
+ Works around an AT91RM9200 problem whereby the SPI chip-select
+ will be wrongly disabled. The workaround uses those pins as
+ GPIOs instead of letting the SPI controller manage them.
+
config SPI_IMX
tristate "Freescale iMX SPI controller"
depends on SPI_MASTER && ARCH_IMX && EXPERIMENTAL
Index: linux-2.6.21.7/drivers/spi/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/spi/Makefile
+++ linux-2.6.21.7/drivers/spi/Makefile
@@ -20,6 +20,7 @@ obj-$(CONFIG_SPI_OMAP_UWIRE) += omap_uw
obj-$(CONFIG_SPI_MPC83xx) += spi_mpc83xx.o
obj-$(CONFIG_SPI_S3C24XX_GPIO) += spi_s3c24xx_gpio.o
obj-$(CONFIG_SPI_S3C24XX) += spi_s3c24xx.o
+obj-$(CONFIG_SPI_AT91) += spi_at91_bitbang.o
# ... add above this line ...
# SPI protocol drivers (device/link on bus)
Index: linux-2.6.21.7/drivers/spi/spi_at91_bitbang.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/spi/spi_at91_bitbang.c
@@ -0,0 +1,207 @@
+/*
+ * at91_spi.c - at91 SPI driver (BOOTSTRAP/BITBANG VERSION)
+ *
+ * Copyright (C) 2006 David Brownell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+
+#include <asm/arch/gpio.h>
+
+
+/*
+ * FIXME this bitbanging version is just to help bootstrap systems until
+ * there's a native SPI+IRQ+DMA controller driver ... such a driver should
+ * be a drop-in replacement for this one, and much faster.
+ *
+ * remember:
+ *
+ * - other at91 parts (like at91sam9) have multiple controllers
+ * and different pin muxing; this version is at91rm9200 specfic.
+ *
+ * - at91sam9261 SPI0 pins are directly muxed with MMC/SD pins.
+ *
+ * - rm9200 spi chipselects drop wrongly, so the native driver
+ * will need to use gpios much like this does.
+ *
+ * - real hardware only allows 8..16 bits per word, while this
+ * bitbanger allows 1..32 (incompatible superset).
+ *
+ * - this disregards clock parameters. with inlined gpio calls,
+ * gcc 3.4.4 produces about 1.5 mbit/sec, more than 2x faster
+ * than using the subroutined veresion from txrx_word().
+ *
+ * - suspend/resume and <linux/clk.h> support is missing ...
+ */
+
+#define spi_miso_bit AT91_PIN_PA0
+#define spi_mosi_bit AT91_PIN_PA1
+#define spi_sck_bit AT91_PIN_PA2
+
+struct at91_spi {
+ struct spi_bitbang bitbang;
+ struct platform_device *pdev;
+};
+
+/*----------------------------------------------------------------------*/
+
+static inline void setsck(struct spi_device *spi, int is_on)
+{
+ at91_set_gpio_value(spi_sck_bit, is_on);
+}
+
+static inline void setmosi(struct spi_device *spi, int is_on)
+{
+ at91_set_gpio_value(spi_mosi_bit, is_on);
+}
+
+static inline int getmiso(struct spi_device *spi)
+{
+ return at91_get_gpio_value(spi_miso_bit);
+}
+
+static void at91_spi_chipselect(struct spi_device *spi, int is_active)
+{
+ unsigned long cs = (unsigned long) spi->controller_data;
+
+ /* set default clock polarity */
+ if (is_active)
+ setsck(spi, spi->mode & SPI_CPOL);
+
+ /* only support active-low (default) */
+ at91_set_gpio_value(cs, !is_active);
+}
+
+/*
+ * NOTE: this is "as fast as we can"; it should be a function of
+ * the device clock ...
+ */
+#define spidelay(X) do{} while(0)
+
+#define EXPAND_BITBANG_TXRX
+#include <linux/spi/spi_bitbang.h>
+
+static u32 at91_spi_txrx_word_mode0(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha0(spi, nsecs, 0, word, 8);
+}
+
+static u32 at91_spi_txrx_word_mode1(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha1(spi, nsecs, 0, word, 8);
+}
+
+static u32 at91_spi_txrx_word_mode2(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha0(spi, nsecs, 1, word, 8);
+}
+
+static u32 at91_spi_txrx_word_mode3(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha1(spi, nsecs, 1, word, 8);
+}
+
+/*----------------------------------------------------------------------*/
+
+static int __init at91_spi_probe(struct platform_device *pdev)
+{
+ int status;
+ struct spi_master *master;
+ struct at91_spi *at91_spi;
+
+ if (pdev->id != 0) /* SPI0 bus */
+ return -EINVAL;
+
+ master = spi_alloc_master(&pdev->dev, sizeof *at91_spi);
+ if (!master)
+ return -ENOMEM;
+
+ at91_spi = spi_master_get_devdata(master);
+ at91_spi->pdev = pdev;
+ platform_set_drvdata(pdev, at91_spi);
+
+ /* SPI and bitbang hookup */
+ master->bus_num = 0;
+ master->num_chipselect = 4;
+
+ at91_spi->bitbang.master = spi_master_get(master);
+ at91_spi->bitbang.chipselect = at91_spi_chipselect;
+ at91_spi->bitbang.txrx_word[SPI_MODE_0] = at91_spi_txrx_word_mode0;
+ at91_spi->bitbang.txrx_word[SPI_MODE_1] = at91_spi_txrx_word_mode1;
+ at91_spi->bitbang.txrx_word[SPI_MODE_2] = at91_spi_txrx_word_mode2;
+ at91_spi->bitbang.txrx_word[SPI_MODE_3] = at91_spi_txrx_word_mode3;
+
+ status = spi_bitbang_start(&at91_spi->bitbang);
+ if (status < 0)
+ (void) spi_master_put(at91_spi->bitbang.master);
+
+ return status;
+}
+
+static int __exit at91_spi_remove(struct platform_device *pdev)
+{
+ struct at91_spi *at91_spi = platform_get_drvdata(pdev);
+ int status;
+
+ /* stop() unregisters child devices too */
+ status = spi_bitbang_stop(&at91_spi->bitbang);
+ (void) spi_master_put(at91_spi->bitbang.master);
+
+ platform_set_drvdata(pdev, NULL);
+ return status;
+}
+
+static struct platform_driver at91_spi_driver = {
+ .probe = at91_spi_probe,
+ .remove = __exit_p(at91_spi_remove),
+ .driver = {
+ .name = "at91_spi",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init at91_spi_init(void)
+{
+ at91_set_gpio_output(spi_sck_bit, 0);
+ at91_set_gpio_output(spi_mosi_bit, 0);
+ at91_set_gpio_input(spi_miso_bit, 1 /* pullup */);
+
+ /* register driver */
+ return platform_driver_register(&at91_spi_driver);
+}
+
+static void __exit at91_spi_exit(void)
+{
+ platform_driver_unregister(&at91_spi_driver);
+}
+
+device_initcall(at91_spi_init);
+module_exit(at91_spi_exit);
+
+MODULE_ALIAS("at91_spi.0");
+
+MODULE_DESCRIPTION("AT91 SPI support (BOOTSTRAP/BITBANG VERSION)");
+MODULE_AUTHOR("David Brownell");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/drivers/usb/gadget/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/usb/gadget/Kconfig
+++ linux-2.6.21.7/drivers/usb/gadget/Kconfig
@@ -189,7 +189,7 @@ config USB_OTG
config USB_GADGET_AT91
boolean "AT91 USB Device Port"
- depends on ARCH_AT91
+ depends on ARCH_AT91 && !ARCH_AT91SAM9RL
select USB_GADGET_SELECTED
help
Many Atmel AT91 processors (such as the AT91RM2000) have a
Index: linux-2.6.21.7/drivers/usb/gadget/at91_udc.c
===================================================================
--- linux-2.6.21.7.orig/drivers/usb/gadget/at91_udc.c
+++ linux-2.6.21.7/drivers/usb/gadget/at91_udc.c
@@ -1804,7 +1804,7 @@ static int at91udc_suspend(struct platfo
*/
if ((!udc->suspended && udc->addr)
|| !wake
- || at91_suspend_entering_slow_clock()) {
+ || clk_must_disable(udc->fclk)) {
pullup(udc, 0);
wake = 0;
} else
Index: linux-2.6.21.7/drivers/usb/host/ohci-at91.c
===================================================================
--- linux-2.6.21.7.orig/drivers/usb/host/ohci-at91.c
+++ linux-2.6.21.7/drivers/usb/host/ohci-at91.c
@@ -299,7 +299,7 @@ ohci_hcd_at91_drv_suspend(struct platfor
*
* REVISIT: some boards will be able to turn VBUS off...
*/
- if (at91_suspend_entering_slow_clock()) {
+ if (clk_must_disable(fclk)) {
ohci_usb_reset (ohci);
at91_stop_clock();
}
Index: linux-2.6.21.7/drivers/video/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/video/Kconfig
+++ linux-2.6.21.7/drivers/video/Kconfig
@@ -663,6 +663,17 @@ config FB_EPSON1355
framebuffer. Product specs at
<http://www.erd.epson.com/vdc/html/products.htm>.
+config FB_S1D15605
+ tristate "Epson S1D15605 framebuffer support"
+ depends on FB
+ default m if MACH_KB9200
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ help
+ Build in support for the S1D15605 Epson Research 128x64
+ LCD controller as a framebuffer.
+
config FB_S1D13XXX
tristate "Epson S1D13XXX framebuffer support"
depends on FB
@@ -674,6 +685,22 @@ config FB_S1D13XXX
working with S1D13806). Product specs at
<http://www.erd.epson.com/vdc/html/legacy_13xxx.htm>
+config FB_ATMEL
+ tristate "AT91/AT32 LCD Controller support"
+ depends on FB && (ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || AVR32)
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ help
+ This enables support for the AT91/AT32 LCD Controller.
+
+config FB_INTSRAM
+ bool "Frame Buffer in internal SRAM"
+ depends on FB_ATMEL && ARCH_AT91SAM9261
+ help
+ Say Y if you want to map Frame Buffer in internal SRAM. Say N if you want
+ to let frame buffer in external SDRAM.
+
config FB_NVIDIA
tristate "nVidia Framebuffer Support"
depends on FB && PCI
Index: linux-2.6.21.7/drivers/video/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/video/Makefile
+++ linux-2.6.21.7/drivers/video/Makefile
@@ -75,6 +75,8 @@ obj-$(CONFIG_FB_G364) += g36
obj-$(CONFIG_FB_SA1100) += sa1100fb.o
obj-$(CONFIG_FB_HIT) += hitfb.o
obj-$(CONFIG_FB_EPSON1355) += epson1355fb.o
+obj-$(CONFIG_FB_S1D15605) += s1d15605fb.o
+obj-$(CONFIG_FB_ATMEL) += atmel_lcdfb.o
obj-$(CONFIG_FB_PVR2) += pvr2fb.o
obj-$(CONFIG_FB_VOODOO1) += sstfb.o
obj-$(CONFIG_FB_ARMCLCD) += amba-clcd.o
Index: linux-2.6.21.7/drivers/video/atmel_lcdfb.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/video/atmel_lcdfb.c
@@ -0,0 +1,752 @@
+/*
+ * Driver for AT91/AT32 LCD Controller
+ *
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/clk.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/gpio.h>
+
+#include <video/atmel_lcdc.h>
+
+#define lcdc_readl(sinfo, reg) __raw_readl((sinfo)->mmio+(reg))
+#define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg))
+
+/* configurable parameters */
+#define ATMEL_LCDC_CVAL_DEFAULT 0xc8
+#define ATMEL_LCDC_DMA_BURST_LEN 8
+
+#if defined(CONFIG_ARCH_AT91SAM9263)
+#define ATMEL_LCDC_FIFO_SIZE 2048
+#else
+#define ATMEL_LCDC_FIFO_SIZE 512
+#endif
+
+#if defined(CONFIG_ARCH_AT91)
+#define ATMEL_LCDFB_FBINFO_DEFAULT FBINFO_DEFAULT
+
+static inline void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
+ struct fb_var_screeninfo *var)
+{
+
+}
+#elif defined(CONFIG_AVR32)
+#define ATMEL_LCDFB_FBINFO_DEFAULT (FBINFO_DEFAULT \
+ | FBINFO_PARTIAL_PAN_OK \
+ | FBINFO_HWACCEL_XPAN \
+ | FBINFO_HWACCEL_YPAN)
+
+static void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
+ struct fb_var_screeninfo *var)
+{
+ u32 dma2dcfg;
+ u32 pixeloff;
+
+ pixeloff = (var->xoffset * var->bits_per_pixel) & 0x1f;
+
+ dma2dcfg = ((var->xres_virtual - var->xres) * var->bits_per_pixel) / 8;
+ dma2dcfg |= pixeloff << ATMEL_LCDC_PIXELOFF_OFFSET;
+ lcdc_writel(sinfo, ATMEL_LCDC_DMA2DCFG, dma2dcfg);
+
+ /* Update configuration */
+ lcdc_writel(sinfo, ATMEL_LCDC_DMACON,
+ lcdc_readl(sinfo, ATMEL_LCDC_DMACON)
+ | ATMEL_LCDC_DMAUPDT);
+}
+#endif
+
+
+static struct fb_fix_screeninfo atmel_lcdfb_fix __initdata = {
+ .type = FB_TYPE_PACKED_PIXELS,
+ .visual = FB_VISUAL_TRUECOLOR,
+ .xpanstep = 0,
+ .ypanstep = 0,
+ .ywrapstep = 0,
+ .accel = FB_ACCEL_NONE,
+};
+
+
+static void atmel_lcdfb_update_dma(struct fb_info *info,
+ struct fb_var_screeninfo *var)
+{
+ struct atmel_lcdfb_info *sinfo = info->par;
+ struct fb_fix_screeninfo *fix = &info->fix;
+ unsigned long dma_addr;
+
+ dma_addr = (fix->smem_start + var->yoffset * fix->line_length
+ + var->xoffset * var->bits_per_pixel / 8);
+
+ dma_addr &= ~3UL;
+
+ /* Set framebuffer DMA base address and pixel offset */
+ lcdc_writel(sinfo, ATMEL_LCDC_DMABADDR1, dma_addr);
+
+ atmel_lcdfb_update_dma2d(sinfo, var);
+}
+
+static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo)
+{
+ struct fb_info *info = sinfo->info;
+
+ dma_free_writecombine(info->device, info->fix.smem_len,
+ info->screen_base, info->fix.smem_start);
+}
+
+/**
+ * atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
+ * @sinfo: the frame buffer to allocate memory for
+ */
+static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
+{
+ struct fb_info *info = sinfo->info;
+ struct fb_var_screeninfo *var = &info->var;
+
+ info->fix.smem_len = (var->xres_virtual * var->yres_virtual
+ * ((var->bits_per_pixel + 7) / 8));
+
+ info->screen_base = dma_alloc_writecombine(info->device, info->fix.smem_len,
+ (dma_addr_t *)&info->fix.smem_start, GFP_KERNEL);
+
+ if (!info->screen_base) {
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+/**
+ * atmel_lcdfb_check_var - Validates a var passed in.
+ * @var: frame buffer variable screen structure
+ * @info: frame buffer structure that represents a single frame buffer
+ *
+ * Checks to see if the hardware supports the state requested by
+ * var passed in. This function does not alter the hardware
+ * state!!! This means the data stored in struct fb_info and
+ * struct atmel_lcdfb_info do not change. This includes the var
+ * inside of struct fb_info. Do NOT change these. This function
+ * can be called on its own if we intent to only test a mode and
+ * not actually set it. The stuff in modedb.c is a example of
+ * this. If the var passed in is slightly off by what the
+ * hardware can support then we alter the var PASSED in to what
+ * we can do. If the hardware doesn't support mode change a
+ * -EINVAL will be returned by the upper layers. You don't need
+ * to implement this function then. If you hardware doesn't
+ * support changing the resolution then this function is not
+ * needed. In this case the driver would just provide a var that
+ * represents the static state the screen is in.
+ *
+ * Returns negative errno on error, or zero on success.
+ */
+static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct device *dev = info->device;
+ struct atmel_lcdfb_info *sinfo = info->par;
+ unsigned long clk_value_khz;
+
+ clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
+
+ dev_dbg(dev, "%s:\n", __func__);
+ dev_dbg(dev, " resolution: %ux%u\n", var->xres, var->yres);
+ dev_dbg(dev, " pixclk: %lu KHz\n", PICOS2KHZ(var->pixclock));
+ dev_dbg(dev, " bpp: %u\n", var->bits_per_pixel);
+ dev_dbg(dev, " clk: %lu KHz\n", clk_value_khz);
+
+ if ((PICOS2KHZ(var->pixclock) * var->bits_per_pixel / 8) > clk_value_khz) {
+ dev_err(dev, "%lu KHz pixel clock is too fast\n", PICOS2KHZ(var->pixclock));
+ return -EINVAL;
+ }
+
+ /* Force same alignment for each line */
+ var->xres = (var->xres + 3) & ~3UL;
+ var->xres_virtual = (var->xres_virtual + 3) & ~3UL;
+
+ var->red.msb_right = var->green.msb_right = var->blue.msb_right = 0;
+ var->transp.msb_right = 0;
+ var->transp.offset = var->transp.length = 0;
+ var->xoffset = var->yoffset = 0;
+
+ switch (var->bits_per_pixel) {
+ case 2:
+ case 4:
+ case 8:
+ var->red.offset = var->green.offset = var->blue.offset = 0;
+ var->red.length = var->green.length = var->blue.length
+ = var->bits_per_pixel;
+ break;
+ case 15:
+ case 16:
+ var->red.offset = 0;
+ var->green.offset = 5;
+ var->blue.offset = 10;
+ var->red.length = var->green.length = var->blue.length = 5;
+ break;
+ case 24:
+ case 32:
+ var->red.offset = 0;
+ var->green.offset = 8;
+ var->blue.offset = 16;
+ var->red.length = var->green.length = var->blue.length = 8;
+ break;
+ default:
+ dev_err(dev, "color depth %d not supported\n",
+ var->bits_per_pixel);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/**
+ * atmel_lcdfb_set_par - Alters the hardware state.
+ * @info: frame buffer structure that represents a single frame buffer
+ *
+ * Using the fb_var_screeninfo in fb_info we set the resolution
+ * of the this particular framebuffer. This function alters the
+ * par AND the fb_fix_screeninfo stored in fb_info. It doesn't
+ * not alter var in fb_info since we are using that data. This
+ * means we depend on the data in var inside fb_info to be
+ * supported by the hardware. atmel_lcdfb_check_var is always called
+ * before atmel_lcdfb_set_par to ensure this. Again if you can't
+ * change the resolution you don't need this function.
+ *
+ */
+static int atmel_lcdfb_set_par(struct fb_info *info)
+{
+ struct atmel_lcdfb_info *sinfo = info->par;
+ unsigned long value;
+ unsigned long clk_value_khz;
+
+ dev_dbg(info->device, "%s:\n", __func__);
+ dev_dbg(info->device, " * resolution: %ux%u (%ux%u virtual)\n",
+ info->var.xres, info->var.yres,
+ info->var.xres_virtual, info->var.yres_virtual);
+
+ /* Turn off the LCD controller and the DMA controller */
+ lcdc_writel(sinfo, ATMEL_LCDC_PWRCON, sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET);
+
+ lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0);
+
+ if (info->var.bits_per_pixel <= 8)
+ info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
+ else
+ info->fix.visual = FB_VISUAL_TRUECOLOR;
+
+ info->fix.line_length = info->var.xres_virtual * (info->var.bits_per_pixel / 8);
+
+ /* Re-initialize the DMA engine... */
+ dev_dbg(info->device, " * update DMA engine\n");
+ atmel_lcdfb_update_dma(info, &info->var);
+
+ /* ...set frame size and burst length = 8 words (?) */
+ value = (info->var.yres * info->var.xres * info->var.bits_per_pixel) / 32;
+ value |= ((ATMEL_LCDC_DMA_BURST_LEN - 1) << ATMEL_LCDC_BLENGTH_OFFSET);
+ lcdc_writel(sinfo, ATMEL_LCDC_DMAFRMCFG, value);
+
+ /* Now, the LCDC core... */
+
+ /* Set pixel clock */
+ clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
+
+ value = clk_value_khz / PICOS2KHZ(info->var.pixclock);
+
+ if (clk_value_khz % PICOS2KHZ(info->var.pixclock))
+ value++;
+
+ value = (value / 2) - 1;
+
+ if (value <= 0) {
+ dev_notice(info->device, "Bypassing pixel clock divider\n");
+ lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS);
+ } else
+ lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, value << ATMEL_LCDC_CLKVAL_OFFSET);
+
+ /* Initialize control register 2 */
+ value = sinfo->default_lcdcon2;
+
+ if (!(info->var.sync & FB_SYNC_HOR_HIGH_ACT))
+ value |= ATMEL_LCDC_INVLINE_INVERTED;
+ if (!(info->var.sync & FB_SYNC_VERT_HIGH_ACT))
+ value |= ATMEL_LCDC_INVFRAME_INVERTED;
+
+ switch (info->var.bits_per_pixel) {
+ case 1: value |= ATMEL_LCDC_PIXELSIZE_1; break;
+ case 2: value |= ATMEL_LCDC_PIXELSIZE_2; break;
+ case 4: value |= ATMEL_LCDC_PIXELSIZE_4; break;
+ case 8: value |= ATMEL_LCDC_PIXELSIZE_8; break;
+ case 15: /* fall through */
+ case 16: value |= ATMEL_LCDC_PIXELSIZE_16; break;
+ case 24: value |= ATMEL_LCDC_PIXELSIZE_24; break;
+ case 32: value |= ATMEL_LCDC_PIXELSIZE_32; break;
+ default: BUG(); break;
+ }
+ dev_dbg(info->device, " * LCDCON2 = %08lx\n", value);
+ lcdc_writel(sinfo, ATMEL_LCDC_LCDCON2, value);
+
+ /* Vertical timing */
+ value = (info->var.vsync_len - 1) << ATMEL_LCDC_VPW_OFFSET;
+ value |= info->var.upper_margin << ATMEL_LCDC_VBP_OFFSET;
+ value |= info->var.lower_margin;
+ dev_dbg(info->device, " * LCDTIM1 = %08lx\n", value);
+ lcdc_writel(sinfo, ATMEL_LCDC_TIM1, value);
+
+ /* Horizontal timing */
+ value = (info->var.right_margin - 1) << ATMEL_LCDC_HFP_OFFSET;
+ value |= (info->var.hsync_len - 1) << ATMEL_LCDC_HPW_OFFSET;
+ value |= (info->var.left_margin - 1);
+ dev_dbg(info->device, " * LCDTIM2 = %08lx\n", value);
+ lcdc_writel(sinfo, ATMEL_LCDC_TIM2, value);
+
+ /* Display size */
+ value = (info->var.xres - 1) << ATMEL_LCDC_HOZVAL_OFFSET;
+ value |= info->var.yres - 1;
+ lcdc_writel(sinfo, ATMEL_LCDC_LCDFRMCFG, value);
+
+ /* FIFO Threshold: Use formula from data sheet */
+ value = ATMEL_LCDC_FIFO_SIZE - (2 * ATMEL_LCDC_DMA_BURST_LEN + 3);
+ lcdc_writel(sinfo, ATMEL_LCDC_FIFO, value);
+
+ /* Toggle LCD_MODE every frame */
+ lcdc_writel(sinfo, ATMEL_LCDC_MVAL, 0);
+
+ /* Disable all interrupts */
+ lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL);
+
+ /* Set contrast */
+ value = ATMEL_LCDC_PS_DIV8 | ATMEL_LCDC_POL_POSITIVE | ATMEL_LCDC_ENA_PWMENABLE;
+ lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, value);
+ lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_VAL, ATMEL_LCDC_CVAL_DEFAULT);
+ /* ...wait for DMA engine to become idle... */
+ while (lcdc_readl(sinfo, ATMEL_LCDC_DMACON) & ATMEL_LCDC_DMABUSY)
+ msleep(10);
+
+ dev_dbg(info->device, " * re-enable DMA engine\n");
+ /* ...and enable it with updated configuration */
+ lcdc_writel(sinfo, ATMEL_LCDC_DMACON, sinfo->default_dmacon);
+
+ dev_dbg(info->device, " * re-enable LCDC core\n");
+ lcdc_writel(sinfo, ATMEL_LCDC_PWRCON,
+ (sinfo->guard_time << ATMEL_LCDC_GUARDT_OFFSET) | ATMEL_LCDC_PWR);
+
+ dev_dbg(info->device, " * DONE\n");
+
+ return 0;
+}
+
+static inline unsigned int chan_to_field(unsigned int chan, const struct fb_bitfield *bf)
+{
+ chan &= 0xffff;
+ chan >>= 16 - bf->length;
+ return chan << bf->offset;
+}
+
+/**
+ * atmel_lcdfb_setcolreg - Optional function. Sets a color register.
+ * @regno: Which register in the CLUT we are programming
+ * @red: The red value which can be up to 16 bits wide
+ * @green: The green value which can be up to 16 bits wide
+ * @blue: The blue value which can be up to 16 bits wide.
+ * @transp: If supported the alpha value which can be up to 16 bits wide.
+ * @info: frame buffer info structure
+ *
+ * Set a single color register. The values supplied have a 16 bit
+ * magnitude which needs to be scaled in this function for the hardware.
+ * Things to take into consideration are how many color registers, if
+ * any, are supported with the current color visual. With truecolor mode
+ * no color palettes are supported. Here a psuedo palette is created
+ * which we store the value in pseudo_palette in struct fb_info. For
+ * pseudocolor mode we have a limited color palette. To deal with this
+ * we can program what color is displayed for a particular pixel value.
+ * DirectColor is similar in that we can program each color field. If
+ * we have a static colormap we don't need to implement this function.
+ *
+ * Returns negative errno on error, or zero on success. In an
+ * ideal world, this would have been the case, but as it turns
+ * out, the other drivers return 1 on failure, so that's what
+ * we're going to do.
+ */
+static int atmel_lcdfb_setcolreg(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ unsigned int transp, struct fb_info *info)
+{
+ struct atmel_lcdfb_info *sinfo = info->par;
+ unsigned int val;
+ u32 *pal;
+ int ret = 1;
+
+ if (info->var.grayscale)
+ red = green = blue = (19595 * red + 38470 * green
+ + 7471 * blue) >> 16;
+
+ switch (info->fix.visual) {
+ case FB_VISUAL_TRUECOLOR:
+ if (regno < 16) {
+ pal = info->pseudo_palette;
+
+ val = chan_to_field(red, &info->var.red);
+ val |= chan_to_field(green, &info->var.green);
+ val |= chan_to_field(blue, &info->var.blue);
+
+ pal[regno] = val;
+ ret = 0;
+ }
+ break;
+
+ case FB_VISUAL_PSEUDOCOLOR:
+ if (regno < 256) {
+ val = ((red >> 11) & 0x001f);
+ val |= ((green >> 6) & 0x03e0);
+ val |= ((blue >> 1) & 0x7c00);
+
+ /*
+ * TODO: intensity bit. Maybe something like
+ * ~(red[10] ^ green[10] ^ blue[10]) & 1
+ */
+
+ lcdc_writel(sinfo, ATMEL_LCDC_LUT(regno), val);
+ ret = 0;
+ }
+ break;
+ }
+
+ return ret;
+}
+
+static int atmel_lcdfb_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ dev_dbg(info->device, "%s\n", __func__);
+
+ atmel_lcdfb_update_dma(info, var);
+
+ return 0;
+}
+
+static struct fb_ops atmel_lcdfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_check_var = atmel_lcdfb_check_var,
+ .fb_set_par = atmel_lcdfb_set_par,
+ .fb_setcolreg = atmel_lcdfb_setcolreg,
+ .fb_pan_display = atmel_lcdfb_pan_display,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+};
+
+static irqreturn_t atmel_lcdfb_interrupt(int irq, void *dev_id)
+{
+ struct fb_info *info = dev_id;
+ struct atmel_lcdfb_info *sinfo = info->par;
+ u32 status;
+
+ status = lcdc_readl(sinfo, ATMEL_LCDC_ISR);
+ lcdc_writel(sinfo, ATMEL_LCDC_IDR, status);
+ return IRQ_HANDLED;
+}
+
+static int __init atmel_lcdfb_init_fbinfo(struct atmel_lcdfb_info *sinfo)
+{
+ struct fb_info *info = sinfo->info;
+ int ret = 0;
+
+ memset_io(info->screen_base, 0, info->fix.smem_len);
+ info->var.activate |= FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW;
+
+ dev_info(info->device,
+ "%luKiB frame buffer at %08lx (mapped at %p)\n",
+ (unsigned long)info->fix.smem_len / 1024,
+ (unsigned long)info->fix.smem_start,
+ info->screen_base);
+
+ /* Allocate colormap */
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret < 0)
+ dev_err(info->device, "Alloc color map failed\n");
+
+ return ret;
+}
+
+static void atmel_lcdfb_start_clock(struct atmel_lcdfb_info *sinfo)
+{
+ if (sinfo->bus_clk)
+ clk_enable(sinfo->bus_clk);
+ clk_enable(sinfo->lcdc_clk);
+}
+
+static void atmel_lcdfb_stop_clock(struct atmel_lcdfb_info *sinfo)
+{
+ if (sinfo->bus_clk)
+ clk_disable(sinfo->bus_clk);
+ clk_disable(sinfo->lcdc_clk);
+}
+
+
+static int __init atmel_lcdfb_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct fb_info *info;
+ struct atmel_lcdfb_info *sinfo;
+ struct atmel_lcdfb_info *pdata_sinfo;
+ struct resource *regs = NULL;
+ struct resource *map = NULL;
+ int ret;
+
+ dev_dbg(dev, "%s BEGIN\n", __func__);
+
+ ret = -ENOMEM;
+ info = framebuffer_alloc(sizeof(struct atmel_lcdfb_info), dev);
+ if (!info) {
+ dev_err(dev, "cannot allocate memory\n");
+ goto out;
+ }
+
+ sinfo = info->par;
+
+ if (dev->platform_data) {
+ pdata_sinfo = (struct atmel_lcdfb_info *)dev->platform_data;
+ sinfo->default_bpp = pdata_sinfo->default_bpp;
+ sinfo->default_dmacon = pdata_sinfo->default_dmacon;
+ sinfo->default_lcdcon2 = pdata_sinfo->default_lcdcon2;
+ sinfo->default_monspecs = pdata_sinfo->default_monspecs;
+ sinfo->atmel_lcdfb_power_control = pdata_sinfo->atmel_lcdfb_power_control;
+ sinfo->guard_time = pdata_sinfo->guard_time;
+ } else {
+ dev_err(dev, "cannot get default configuration\n");
+ goto free_info;
+ }
+ sinfo->info = info;
+ sinfo->pdev = pdev;
+
+ strcpy(info->fix.id, sinfo->pdev->name);
+ info->flags = ATMEL_LCDFB_FBINFO_DEFAULT;
+ info->pseudo_palette = sinfo->pseudo_palette;
+ info->fbops = &atmel_lcdfb_ops;
+
+ memcpy(&info->monspecs, sinfo->default_monspecs, sizeof(info->monspecs));
+ info->fix = atmel_lcdfb_fix;
+
+ /* Enable LCDC Clocks */
+ if (cpu_is_at91sam9261()) {
+ sinfo->bus_clk = clk_get(dev, "hck1");
+ if (IS_ERR(sinfo->bus_clk)) {
+ ret = PTR_ERR(sinfo->bus_clk);
+ goto free_info;
+ }
+ }
+ sinfo->lcdc_clk = clk_get(dev, "lcdc_clk");
+ if (IS_ERR(sinfo->lcdc_clk)) {
+ ret = PTR_ERR(sinfo->lcdc_clk);
+ goto put_bus_clk;
+ }
+ atmel_lcdfb_start_clock(sinfo);
+
+ ret = fb_find_mode(&info->var, info, NULL, info->monspecs.modedb,
+ info->monspecs.modedb_len, info->monspecs.modedb,
+ sinfo->default_bpp);
+ if (!ret) {
+ dev_err(dev, "no suitable video mode found\n");
+ goto stop_clk;
+ }
+
+
+ regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!regs) {
+ dev_err(dev, "resources unusable\n");
+ ret = -ENXIO;
+ goto stop_clk;
+ }
+
+ sinfo->irq_base = platform_get_irq(pdev, 0);
+ if (sinfo->irq_base < 0) {
+ dev_err(dev, "unable to get irq\n");
+ ret = sinfo->irq_base;
+ goto stop_clk;
+ }
+
+ /* Initialize video memory */
+ map = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ if (map) {
+ /* use a pre-allocated memory buffer */
+ info->fix.smem_start = map->start;
+ info->fix.smem_len = map->end - map->start + 1;
+ if (!request_mem_region(info->fix.smem_start,
+ info->fix.smem_len, pdev->name)) {
+ ret = -EBUSY;
+ goto stop_clk;
+ }
+
+ info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len);
+ if (!info->screen_base)
+ goto release_intmem;
+ } else {
+ /* alocate memory buffer */
+ ret = atmel_lcdfb_alloc_video_memory(sinfo);
+ if (ret < 0) {
+ dev_err(dev, "cannot allocate framebuffer: %d\n", ret);
+ goto stop_clk;
+ }
+ }
+
+ /* LCDC registers */
+ info->fix.mmio_start = regs->start;
+ info->fix.mmio_len = regs->end - regs->start + 1;
+
+ if (!request_mem_region(info->fix.mmio_start,
+ info->fix.mmio_len, pdev->name)) {
+ ret = -EBUSY;
+ goto free_fb;
+ }
+
+ sinfo->mmio = ioremap(info->fix.mmio_start, info->fix.mmio_len);
+ if (!sinfo->mmio) {
+ dev_err(dev, "cannot map LCDC registers\n");
+ goto release_mem;
+ }
+
+ /* interrupt */
+ ret = request_irq(sinfo->irq_base, atmel_lcdfb_interrupt, 0, pdev->name, info);
+ if (ret) {
+ dev_err(dev, "request_irq failed: %d\n", ret);
+ goto unmap_mmio;
+ }
+
+ ret = atmel_lcdfb_init_fbinfo(sinfo);
+ if (ret < 0) {
+ dev_err(dev, "init fbinfo failed: %d\n", ret);
+ goto unregister_irqs;
+ }
+
+ /*
+ * This makes sure that our colour bitfield
+ * descriptors are correctly initialised.
+ */
+ atmel_lcdfb_check_var(&info->var, info);
+
+ ret = fb_set_var(info, &info->var);
+ if (ret) {
+ dev_warn(dev, "unable to set display parameters\n");
+ goto free_cmap;
+ }
+
+ dev_set_drvdata(dev, info);
+
+ /*
+ * Tell the world that we're ready to go
+ */
+ ret = register_framebuffer(info);
+ if (ret < 0) {
+ dev_err(dev, "failed to register framebuffer device: %d\n", ret);
+ goto free_cmap;
+ }
+
+ /* Power up the LCDC screen */
+ if (sinfo->atmel_lcdfb_power_control)
+ sinfo->atmel_lcdfb_power_control(1);
+
+ dev_info(dev, "fb%d: Atmel LCDC at 0x%08lx (mapped at %p), irq %lu\n",
+ info->node, info->fix.mmio_start, sinfo->mmio, sinfo->irq_base);
+
+ return 0;
+
+
+free_cmap:
+ fb_dealloc_cmap(&info->cmap);
+unregister_irqs:
+ free_irq(sinfo->irq_base, info);
+unmap_mmio:
+ iounmap(sinfo->mmio);
+release_mem:
+ release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
+free_fb:
+ if (map)
+ iounmap(info->screen_base);
+ else
+ atmel_lcdfb_free_video_memory(sinfo);
+
+release_intmem:
+ if (map)
+ release_mem_region(info->fix.smem_start, info->fix.smem_len);
+stop_clk:
+ atmel_lcdfb_stop_clock(sinfo);
+ clk_put(sinfo->lcdc_clk);
+put_bus_clk:
+ if (sinfo->bus_clk)
+ clk_put(sinfo->bus_clk);
+free_info:
+ framebuffer_release(info);
+out:
+ dev_dbg(dev, "%s FAILED\n", __func__);
+ return ret;
+}
+
+static int __exit atmel_lcdfb_remove(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct fb_info *info = dev_get_drvdata(dev);
+ struct atmel_lcdfb_info *sinfo = info->par;
+
+ if (!sinfo)
+ return 0;
+
+ if (sinfo->atmel_lcdfb_power_control)
+ sinfo->atmel_lcdfb_power_control(0);
+ unregister_framebuffer(info);
+ atmel_lcdfb_stop_clock(sinfo);
+ clk_put(sinfo->lcdc_clk);
+ if (sinfo->bus_clk)
+ clk_put(sinfo->bus_clk);
+ fb_dealloc_cmap(&info->cmap);
+ free_irq(sinfo->irq_base, info);
+ iounmap(sinfo->mmio);
+ release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
+ if (platform_get_resource(pdev, IORESOURCE_MEM, 1)) {
+ iounmap(info->screen_base);
+ release_mem_region(info->fix.smem_start, info->fix.smem_len);
+ } else {
+ atmel_lcdfb_free_video_memory(sinfo);
+ }
+
+ dev_set_drvdata(dev, NULL);
+ framebuffer_release(info);
+
+ return 0;
+}
+
+static struct platform_driver atmel_lcdfb_driver = {
+ .remove = __exit_p(atmel_lcdfb_remove),
+ .driver = {
+ .name = "atmel_lcdfb",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init atmel_lcdfb_init(void)
+{
+ return platform_driver_probe(&atmel_lcdfb_driver, atmel_lcdfb_probe);
+}
+
+static void __exit atmel_lcdfb_exit(void)
+{
+ platform_driver_unregister(&atmel_lcdfb_driver);
+}
+
+module_init(atmel_lcdfb_init);
+module_exit(atmel_lcdfb_exit);
+
+MODULE_DESCRIPTION("AT91/AT32 LCD Controller framebuffer driver");
+MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@rfo.atmel.com>");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/drivers/video/backlight/Kconfig
===================================================================
--- linux-2.6.21.7.orig/drivers/video/backlight/Kconfig
+++ linux-2.6.21.7/drivers/video/backlight/Kconfig
@@ -63,3 +63,11 @@ config BACKLIGHT_PROGEAR
help
If you have a Frontpath ProGear say Y to enable the
backlight driver.
+
+config BACKLIGHT_KB920x
+ tristate "KwikByte KB9202 Backlight Driver"
+ depends on BACKLIGHT_CLASS_DEVICE && MACH_KB9200
+ default y
+ help
+ If you have a KwikByte KB9202 board, say Y to enable the
+ backlight driver.
Index: linux-2.6.21.7/drivers/video/backlight/Makefile
===================================================================
--- linux-2.6.21.7.orig/drivers/video/backlight/Makefile
+++ linux-2.6.21.7/drivers/video/backlight/Makefile
@@ -6,3 +6,4 @@ obj-$(CONFIG_BACKLIGHT_CORGI) += corgi_b
obj-$(CONFIG_BACKLIGHT_HP680) += hp680_bl.o
obj-$(CONFIG_BACKLIGHT_LOCOMO) += locomolcd.o
obj-$(CONFIG_BACKLIGHT_PROGEAR) += progear_bl.o
+obj-$(CONFIG_BACKLIGHT_KB920x) += kb920x_bl.o
Index: linux-2.6.21.7/drivers/video/backlight/kb920x_bl.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/video/backlight/kb920x_bl.c
@@ -0,0 +1,164 @@
+/*
+ * Backlight Driver for KB9202
+ *
+ * Copyright (c) 2006 KwikByte
+ *
+ * Based on Sharp's Corgi Backlight Driver
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/spinlock.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+
+#include <asm/arch/gpio.h>
+
+/* The backlight is on(1)/off(0) */
+#define KB9202_DEFAULT_INTENSITY 1
+#define KB9202_MAX_INTENSITY 1
+
+static int kb9202bl_suspended;
+static int current_intensity = 0;
+static DEFINE_SPINLOCK(bl_lock);
+
+static int kb9202bl_set_intensity(struct backlight_device *bd)
+{
+ unsigned long flags;
+ int intensity = bd->props.brightness;
+
+ if (bd->props.power != FB_BLANK_UNBLANK)
+ intensity = 0;
+ if (bd->props.fb_blank != FB_BLANK_UNBLANK)
+ intensity = 0;
+ if (kb9202bl_suspended)
+ intensity = 0;
+
+ if ((!current_intensity) && (bd->props.power == FB_BLANK_UNBLANK))
+ intensity = 1;
+
+ spin_lock_irqsave(&bl_lock, flags);
+ if (intensity)
+ gpio_set_value(AT91_PIN_PC23, 1);
+ else
+ gpio_set_value(AT91_PIN_PC23, 0);
+ spin_unlock_irqrestore(&bl_lock, flags);
+
+ current_intensity = intensity;
+
+ return 0;
+}
+
+static int kb9202bl_get_intensity(struct backlight_device *bd)
+{
+ return current_intensity;
+}
+
+static struct backlight_ops kb9202bl_ops = {
+ .get_brightness = kb9202bl_get_intensity,
+ .update_status = kb9202bl_set_intensity,
+};
+
+static int __init kb9202bl_probe(struct platform_device *pdev)
+{
+ struct backlight_device *bd;
+
+ bd = backlight_device_register ("kb9202-bl", &pdev->dev, NULL, &kb9202bl_ops);
+ if (IS_ERR(bd))
+ return PTR_ERR(bd);
+
+ platform_set_drvdata(pdev, bd);
+
+ bd->props.max_brightness = KB9202_MAX_INTENSITY;
+ bd->props.brightness = KB9202_DEFAULT_INTENSITY;
+ (void) kb9202bl_set_intensity(bd);
+
+ return 0;
+}
+
+static int kb9202bl_remove(struct platform_device *pdev)
+{
+ struct backlight_device *bd = platform_get_drvdata(pdev);
+
+ bd->props.brightness = 0;
+ bd->props.power = 0;
+ (void) kb9202bl_set_intensity(bd);
+
+ backlight_device_unregister(bd);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int kb9202bl_suspend(struct platform_device *dev, pm_message_t state)
+{
+ struct backlight_device *bd = platform_get_drvdata(pdev);
+
+ kb9202bl_suspended = 1;
+ (void) kb9202bl_set_intensity(bd);
+ return 0;
+}
+
+static int kb9202bl_resume(struct platform_device *dev)
+{
+ struct backlight_device *bd = platform_get_drvdata(pdev);
+
+ kb9202bl_suspended = 0;
+ (void) kb9202bl_set_intensity(bd);
+ return 0;
+}
+#else
+#define kb9202bl_suspend NULL
+#define kb9202bl_resume NULL
+#endif
+
+static struct platform_driver kb9202bl_driver = {
+ .probe = kb9202bl_probe,
+ .remove = kb9202bl_remove,
+ .suspend = kb9202bl_suspend,
+ .resume = kb9202bl_resume,
+ .driver = {
+ .name = "kb9202-bl",
+ .owner = THIS_MODULE,
+ },
+};
+
+static struct platform_device *kb9202bl_device;
+
+static int __init kb9202bl_init(void)
+{
+ int ret;
+
+ ret = platform_driver_register(&kb9202bl_driver);
+ if (!ret) {
+ kb9202bl_device = platform_device_alloc("kb9202-bl", -1);
+ if (!kb9202bl_device)
+ return -ENOMEM;
+
+ ret = platform_device_add(kb9202bl_device);
+ if (ret) {
+ platform_device_put(kb9202bl_device);
+ platform_driver_unregister(&kb9202bl_driver);
+ }
+ }
+ return ret;
+}
+
+static void __exit kb9202bl_exit(void)
+{
+ platform_device_unregister(kb9202bl_device);
+ platform_driver_unregister(&kb9202bl_driver);
+}
+
+module_init(kb9202bl_init);
+module_exit(kb9202bl_exit);
+
+MODULE_AUTHOR("KwikByte <kb9200_dev@kwikbyte.com>");
+MODULE_DESCRIPTION("KB9202 Backlight Driver");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/drivers/video/s1d15605fb.c
===================================================================
--- /dev/null
+++ linux-2.6.21.7/drivers/video/s1d15605fb.c
@@ -0,0 +1,659 @@
+/*
+ * drivers/video/s1d15605.c
+ *
+ * Adapted from several sources including:
+ * 1) Driver for AT91 LCD Controller
+ * Copyright (C) 2006 Atmel
+ *
+ * 2) Copyright (C) 2005 S. Kevin Hester
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ *
+ * This is a basic framebuffer driver for the Optrex F-51320 128x64 mono LCD
+ * display. This display uses a clone of the common Epson SED 1531 display
+ * controller.
+ *
+ * I've heavily borrowed code from the vfb.c driver.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifdef DEBUG
+#define MSG(string, args...) printk("s1d15605fb:" string, ##args)
+#else
+#define MSG(string, args...)
+#endif
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/clk.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+
+#include <asm/uaccess.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+#ifdef CONFIG_PMAC_BACKLIGHT
+#include <asm/backlight.h>
+#endif
+
+#define VIDEOWIDTH 128
+#define VIDEOHEIGHT 64
+#define VIDEODEPTH 1 /* bits/pixel */
+#define VIDEOWIDTH_BYTES ((VIDEOWIDTH * VIDEODEPTH) / 8)
+
+/* The number of bytes that actually go to the device */
+#define ACTUALVIDEOMEMSIZE (VIDEOWIDTH_BYTES * VIDEOHEIGHT)
+#define VIDEOMEMSIZE PAGE_SIZE
+
+static struct fb_var_screeninfo s1d15605_default __initdata = {
+ .xres = VIDEOWIDTH,
+ .yres = VIDEOHEIGHT,
+ .xres_virtual = VIDEOWIDTH,
+ .yres_virtual = VIDEOHEIGHT,
+ .bits_per_pixel = VIDEODEPTH,
+ .red = { 0, 1, 0 },
+ .green = { 0, 1, 0 },
+ .blue = { 0, 1, 0 },
+ .activate = FB_ACTIVATE_NOW,
+ .pixclock = 20000,
+ .vmode = FB_VMODE_NONINTERLACED,
+};
+
+static struct fb_fix_screeninfo s1d15605_fix __initdata = {
+ .id = "s1d15605",
+ .type = FB_TYPE_PACKED_PIXELS,
+ .visual = FB_VISUAL_MONO10,
+ .xpanstep = 0,
+ .ypanstep = 0,
+ .ywrapstep = 0,
+ .accel = FB_ACCEL_NONE,
+};
+
+struct s1d15605fb_info {
+ struct fb_info *info;
+ char *mmio;
+ unsigned long reset_pin;
+ struct platform_device *pdev;
+};
+
+/*
+ * LCD device interface
+ */
+#define RESET_DISPLAY 0xE2
+#define LCD_BIAS_1_9 0xA2
+#define ADC_SELECT_REVERSE 0xA1
+#define COMMON_OUTPUT_NORMAL 0xC0
+#define V5_RESISTOR_RATIO 0x26
+#define ELECTRONIC_VOLUME_SET 0x81
+#define ELECTRONIC_VOLUME_INIT 0x20
+#define POWER_CONTROL_SET 0x28
+#define VOLTAGE_REGULATOR 0x02
+#define VOLTAGE_FOLLOWER 0x01
+#define BOOSTER_CIRCUIT 0x04
+#define DISPLAY_ON 0xAF
+#define START_LINE_SET 0x40
+#define PAGE_ADDRESS_SET 0xB0
+#define COLUMN_ADDRESS_HIGH 0x10
+#define COLUMN_ADDRESS_LOW 0x00
+#define RESISTOR_RATIO_START 0x20
+
+#define NUM_OF_PAGES 8
+#define NUM_OF_COLUMNS 128
+
+#define WRITE_COMMAND(x) __raw_writeb((x), (sinfo)->mmio)
+#define READ_COMMAND __raw_readb((sinfo)->mmio)
+#define WRITE_DATA(x) __raw_writeb((x), (sinfo)->mmio + (0x10000))
+#define READ_DATA __raw_readb((sinfo)->mmio + (0x10000))
+
+
+/*
+ * s1d15605fb_resize_framebuffer
+ *
+ * Free allocated space if different. Allocate on new of changed.
+ * Returns -ENOMEM if the new framebuffer can not be allocated,
+ * zero on success.
+ */
+static int s1d15605fb_resize_framebuffer(struct s1d15605fb_info *sinfo)
+{
+ struct fb_info *info = sinfo->info;
+ struct fb_fix_screeninfo *fix = &info->fix;
+ struct fb_var_screeninfo *var = &info->var;
+ unsigned int new_size;
+ void *new_vaddr;
+
+ new_size = ((var->xres_virtual * var->yres_virtual * var->bits_per_pixel) / 8);
+
+ MSG("%s: x (%d) y (%d) bpp (%d): new size 0x%08x\n", __FUNCTION__,
+ var->xres_virtual, var->yres_virtual, var->bits_per_pixel, new_size);
+
+ if (new_size == fix->smem_len)
+ return 0;
+
+ if (fix->smem_len) {
+ kfree(info->screen_base);
+ }
+
+ new_vaddr = kmalloc(new_size, GFP_KERNEL);
+
+ if (!new_vaddr) {
+ fix->smem_len = 0;
+ return -ENOMEM;
+ }
+
+ info->screen_base = new_vaddr;
+ fix->smem_start = (unsigned)new_vaddr;
+ fix->smem_len = new_size;
+ fix->line_length = (var->xres_virtual * var->bits_per_pixel) / 8;
+
+ dev_info(info->device,
+ "%luKiB frame buffer at %08lx (mapped at %p)\n",
+ (unsigned long)info->fix.smem_len / 1024,
+ (unsigned long)info->fix.smem_start,
+ info->screen_base);
+
+ return 0;
+}
+
+
+/*
+ * The s1d15605 seems to be divided into eight 128 pixel wide pages (from top to
+ * bottom) each page seems to be eight pixels high, where these eight pixels are
+ * one byte
+ */
+static void s1d15605_update(struct fb_info *info)
+{
+ struct s1d15605fb_info *sinfo = info->par;
+ int page, i, row, colmask;
+ u8 retVal, *rowPtr;
+
+ WRITE_COMMAND(START_LINE_SET);
+ for (page = 0; page < NUM_OF_PAGES; ++page) {
+ WRITE_COMMAND(PAGE_ADDRESS_SET + page);
+ WRITE_COMMAND(COLUMN_ADDRESS_HIGH);
+ WRITE_COMMAND(COLUMN_ADDRESS_LOW);
+
+ for (i = 0; i < NUM_OF_COLUMNS; ++i)
+ {
+ /* point of opportunity: optimization */
+ colmask = (1 << (i & 0x7));
+ rowPtr = (u8*)(info->screen_base);
+ rowPtr += (VIDEOWIDTH_BYTES * 8 * page);
+ rowPtr += (i >> 3);
+ retVal = 0;
+ for (row = 0; row < 8; ++row)
+ {
+ retVal = (retVal >> 1) | (((*rowPtr) & colmask) ? 0x80 : 0);
+ rowPtr += VIDEOWIDTH_BYTES;
+ }
+ WRITE_DATA(retVal);
+ }
+ }
+
+ WRITE_COMMAND(DISPLAY_ON);
+}
+
+
+/*
+ * Setting the video mode has been split into two parts.
+ * First part, xxxfb_check_var, must not write anything
+ * to hardware, it should only verify and adjust var.
+ * This means it doesn't alter par but it does use hardware
+ * data from it to check this var.
+ */
+static int s1d15605_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ /*
+ * Some very basic checks
+ */
+ if (!var->xres)
+ var->xres = 1;
+ if (!var->yres)
+ var->yres = 1;
+ if (var->xres > var->xres_virtual)
+ var->xres_virtual = var->xres;
+ if (var->yres > var->yres_virtual)
+ var->yres_virtual = var->yres;
+
+ if(var->bits_per_pixel > VIDEODEPTH)
+ return -EINVAL;
+
+ /*
+ * Memory limit
+ */
+ if (((var->yres_virtual * var->bits_per_pixel * var->yres_virtual) >> 3) >
+ ACTUALVIDEOMEMSIZE)
+ return -ENOMEM;
+
+ /*
+ * Now that we checked it we alter var. The reason being is that the video
+ * mode passed in might not work but slight changes to it might make it
+ * work. This way we let the user know what is acceptable.
+ */
+ switch (var->bits_per_pixel) {
+ case 1:
+ var->red.offset = var->green.offset = var->blue.offset = 0;
+ var->red.length = var->green.length = var->blue.length
+ = var->bits_per_pixel;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ var->xoffset = var->yoffset = 0;
+ var->red.msb_right = var->green.msb_right = var->blue.msb_right =
+ var->transp.msb_right = 0;
+
+ return 0;
+}
+
+
+/*
+ * This routine actually sets the video mode. It's in here where we
+ * the hardware state info->par and fix which can be affected by the
+ * change in par. For this driver it doesn't do much.
+ */
+static int s1d15605_set_par(struct fb_info *info)
+{
+ int ret;
+
+ MSG("%s:\n", __func__);
+ MSG(" * resolution: %ux%u (%ux%u virtual)\n",
+ info->var.xres, info->var.yres,
+ info->var.xres_virtual, info->var.yres_virtual);
+
+ ret = s1d15605fb_resize_framebuffer(info->par);
+
+ info->fix.visual = FB_VISUAL_MONO10;
+ return ret;
+}
+
+
+/*
+ * Set a single color register. The values supplied are already
+ * rounded down to the hardware's capabilities (according to the
+ * entries in the var structure). Return != 0 for invalid regno.
+ */
+static int s1d15605_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
+ u_int transp, struct fb_info *info)
+{
+ if (regno > 1) /* no. of hw registers - we only do mono now */
+ return 1;
+
+ return 0;
+}
+
+
+/*
+ * Currently, the routine will simply shut-off the backlight and prevent
+ * updates/refreshes. Modify according to application.
+ *
+ * 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off
+ */
+static int s1d15605_blank(int blank, struct fb_info *info)
+{
+#ifdef CONFIG_PMAC_BACKLIGHT
+ if (blank)
+ pmac_backlight->props.power = FB_BLANK_POWERDOWN;
+ else
+ pmac_backlight->props.power = FB_BLANK_UNBLANK;
+ backlight_update_status(pmac_backlight);
+#endif
+ return 1;
+}
+
+
+/*
+ * Pan or Wrap the Display
+ *
+ * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
+ */
+/*
+static int s1d15605_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ if (var->vmode & FB_VMODE_YWRAP) {
+ if (var->yoffset < 0
+ || var->yoffset >= info->var.yres_virtual
+ || var->xoffset)
+ return -EINVAL;
+ } else {
+ if (var->xoffset + var->xres > info->var.xres_virtual ||
+ var->yoffset + var->yres > info->var.yres_virtual)
+ return -EINVAL;
+ }
+ info->var.xoffset = var->xoffset;
+ info->var.yoffset = var->yoffset;
+ if (var->vmode & FB_VMODE_YWRAP)
+ info->var.vmode |= FB_VMODE_YWRAP;
+ else
+ info->var.vmode &= ~FB_VMODE_YWRAP;
+ return 0;
+}
+*/
+
+
+static void s1d15605_copyarea(struct fb_info *info, const struct fb_copyarea *region)
+{
+ cfb_copyarea(info, region);
+ s1d15605_update(info);
+}
+
+
+static void s1d15605_fillrect (struct fb_info *info, const struct fb_fillrect *rect)
+{
+ cfb_fillrect(info, rect);
+ s1d15605_update(info);
+}
+
+
+static void s1d15605_imageblit(struct fb_info *p, const struct fb_image *image)
+{
+ cfb_imageblit(p, image);
+ s1d15605_update(p);
+}
+
+
+/*
+ * Write the users data to our framebuffer, and then trigger a psuedo DMA
+ */
+static ssize_t s1d15605_write(struct file *file, const char *buf,
+ size_t count, loff_t *ppos)
+{
+ unsigned long p = *ppos;
+ struct inode *inode = file->f_dentry->d_inode;
+ int fbidx = iminor(inode);
+ struct fb_info *info = registered_fb[fbidx];
+ int err;
+
+ if (p > info->fix.smem_len)
+ return -ENOSPC;
+ if (count >= info->fix.smem_len)
+ count = info->fix.smem_len;
+ err = 0;
+ if (count + p > info->fix.smem_len) {
+ count = info->fix.smem_len - p;
+ err = -ENOSPC;
+ }
+ if (count) {
+ char *base_addr;
+
+ base_addr = info->screen_base;
+ count -= copy_from_user(base_addr+p, buf, count);
+ *ppos += count;
+ err = -EFAULT;
+ }
+
+ s1d15605_update(info);
+
+ if (count)
+ return count;
+
+ return err;
+}
+
+#ifdef USE_PRIVATE_VMA_FXS
+static void s1d15605_vma_open(struct vm_area_struct *vma)
+{
+ // FIXME - store stats in the device data via vm_private_data
+}
+
+
+static void s1d15605_vma_close(struct vm_area_struct *vma)
+{
+ // FIXME - store stats in the device data via vm_private_data
+}
+
+
+static struct page *s1d15605_vma_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ struct page *page;
+ struct fb_info *info = vma->vm_private_data;
+
+ page = virt_to_page(info->screen_base);
+ get_page(page);
+
+ // FIXME - now someone has a link to our page, start periodically blitting
+ // latest updates to the actual device.
+
+ return page;
+}
+
+
+static struct vm_operations_struct s1d15605_vm_ops = {
+ .open = s1d15605_vma_open,
+ .close = s1d15605_vma_close,
+ .nopage = s1d15605_vma_nopage
+};
+
+
+/* We don't do much here - because we have special vm_ops */
+static int s1d15605_mmap(struct fb_info *info, struct vm_area_struct *vma)
+{
+ vma->vm_ops = &s1d15605_vm_ops;
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_private_data = info;
+ s1d15605_vma_open(vma);
+
+ return 0;
+}
+#endif /* USE_PRIVATE_VMA_FXS */
+
+
+static struct fb_ops s1d15605fb_ops = {
+ .owner = THIS_MODULE,
+ .fb_check_var = s1d15605_check_var,
+ .fb_set_par = s1d15605_set_par,
+ .fb_setcolreg = s1d15605_setcolreg,
+ .fb_blank = s1d15605_blank,
+// .fb_pan_display = s1d15605_pan_display,
+ .fb_fillrect = s1d15605_fillrect,
+ .fb_copyarea = s1d15605_copyarea,
+ .fb_imageblit = s1d15605_imageblit,
+ .fb_write = s1d15605_write,
+#ifdef USE_PRIVATE_VMA_FXS
+ .fb_mmap = s1d15605_mmap,
+#endif
+};
+
+
+static void s1d15605_device_init(struct s1d15605fb_info *sinfo) {
+
+ char value;
+
+ /* release the reset line by reading the device - proto hardware */
+ value = READ_COMMAND;
+ value = READ_COMMAND;
+
+#ifdef CONFIG_MACH_KB9200
+ /* new boards have dedicated reset line */
+ gpio_set_value(sinfo->reset_pin, 1);
+#endif
+
+ /* initialize the device within 5ms */
+ WRITE_COMMAND(RESET_DISPLAY);
+ WRITE_COMMAND(LCD_BIAS_1_9);
+ WRITE_COMMAND(ADC_SELECT_REVERSE);
+ WRITE_COMMAND(COMMON_OUTPUT_NORMAL);
+ WRITE_COMMAND(V5_RESISTOR_RATIO);
+ WRITE_COMMAND(ELECTRONIC_VOLUME_SET);
+ WRITE_COMMAND(ELECTRONIC_VOLUME_INIT);
+ WRITE_COMMAND(POWER_CONTROL_SET | VOLTAGE_REGULATOR | VOLTAGE_FOLLOWER | BOOSTER_CIRCUIT);
+ WRITE_COMMAND(DISPLAY_ON);
+
+ WRITE_COMMAND(RESISTOR_RATIO_START + 4);
+ WRITE_COMMAND(ELECTRONIC_VOLUME_SET);
+ WRITE_COMMAND(0x33);
+}
+
+
+static int s1d15605fb_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct fb_info *info;
+ struct s1d15605fb_info *sinfo;
+ int ret;
+
+ MSG("%s\n", __func__);
+
+ if (!(info = framebuffer_alloc(sizeof(struct s1d15605fb_info), dev))) {
+ dev_err(dev, "Cannot allocate framebuffer struct\n");
+ return -ENOMEM;
+ }
+
+ sinfo = info->par;
+ sinfo->info = info;
+ sinfo->pdev = pdev;
+
+ if (pdev->num_resources < 2) {
+ dev_err(dev, "Resources unusable\n");
+ ret = -ENODEV;
+ goto free_info;
+ }
+
+ info->fbops = &s1d15605fb_ops;
+ strcpy(info->fix.id, pdev->name);
+
+ info->fix.mmio_start = pdev->resource[0].start;
+ info->fix.mmio_len = pdev->resource[0].end - pdev->resource[0].start + 1;
+ sinfo->reset_pin = pdev->resource[1].start;
+
+ ret = s1d15605fb_resize_framebuffer(sinfo);
+ if (ret < 0) {
+ dev_err(dev, "Cannot resize framebuffer: %d\n", ret);
+ goto free_fb;
+ }
+
+ if (!request_mem_region(info->fix.mmio_start,
+ info->fix.mmio_len, pdev->name)) {
+ ret = -EBUSY;
+ goto free_fb;
+ }
+
+ sinfo->mmio = ioremap(info->fix.mmio_start, info->fix.mmio_len);
+ if (!sinfo->mmio) {
+ dev_err(dev, "Cannot map LCD memory region\n");
+ goto release_mem;
+ }
+
+ s1d15605_device_init(sinfo);
+
+ ret = fb_find_mode(&info->var, info, NULL, NULL, 0, NULL, 1);
+
+ if (!ret || (ret == 4))
+ info->var = s1d15605_default;
+
+ info->fix = s1d15605_fix;
+ info->flags = FBINFO_FLAG_DEFAULT |
+/* FBINFO_HWACCEL_YPAN | */
+ FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_COPYAREA;
+
+ ret = register_framebuffer(info);
+ if (ret < 0) {
+ dev_err(dev, "Failed to register framebuffer device: %d\n", ret);
+ goto unmap_mmio;
+ }
+
+ dev_set_drvdata(dev, info);
+
+ memset(info->screen_base, 0, info->fix.smem_len);
+ info->var.activate |= FB_ACTIVATE_NOW;
+ ret = fb_set_var(info, &info->var);
+ if (ret) {
+ dev_warn(dev, "Unable to set display parameters\n");
+ }
+
+ info->var.activate &= ~(FB_ACTIVATE_FORCE | FB_ACTIVATE_NOW);
+
+ dev_dbg(dev, "%s SUCCESS\n", __func__);
+
+ dev_info(dev, "Driver $Revision: 1.1 $\n");
+
+ return 0;
+
+unmap_mmio:
+ iounmap(sinfo->mmio);
+release_mem:
+ release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
+free_fb:
+ kfree(info->screen_base);
+
+free_info:
+ framebuffer_release(info);
+
+ dev_dbg(dev, "%s FAILED\n", __func__);
+ return ret;
+}
+
+
+static int s1d15605fb_remove(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct fb_info *info = dev_get_drvdata(dev);
+ struct s1d15605fb_info *sinfo = info->par;
+
+ if (!sinfo)
+ return 0;
+
+ unregister_framebuffer(info);
+
+ iounmap(sinfo->mmio);
+ release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
+
+ kfree(info->screen_base);
+
+ dev_set_drvdata(dev, NULL);
+ framebuffer_release(info);
+ return 0;
+}
+
+
+static struct platform_driver s1d15605fb_driver = {
+ .probe = s1d15605fb_probe,
+ .remove = s1d15605fb_remove,
+ .driver = {
+ .name = "s1d15605fb",
+ .owner = THIS_MODULE,
+ },
+};
+
+
+static int __init s1d15605fb_init(void)
+{
+ return platform_driver_register(&s1d15605fb_driver);
+}
+
+
+static void __exit s1d15605fb_exit(void)
+{
+ platform_driver_unregister(&s1d15605fb_driver);
+}
+
+
+module_init(s1d15605fb_init);
+module_exit(s1d15605fb_exit);
+
+
+MODULE_AUTHOR("KwikByte");
+MODULE_DESCRIPTION("Epson S1D15605 LCD Controller framebuffer driver");
+MODULE_LICENSE("GPL");
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_adc.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_adc.h
@@ -0,0 +1,61 @@
+/*
+ * include/asm-arm/arch-at91/at91_adc.h
+ *
+ * Copyright (C) SAN People
+ *
+ * Analog-to-Digital Converter (ADC) registers.
+ * Based on AT91SAM9260 datasheet revision D.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91_ADC_H
+#define AT91_ADC_H
+
+#define AT91_ADC_CR 0x00 /* Control Register */
+#define AT91_ADC_SWRST (1 << 0) /* Software Reset */
+#define AT91_ADC_START (1 << 1) /* Start Conversion */
+
+#define AT91_ADC_MR 0x04 /* Mode Register */
+#define AT91_ADC_TRGEN (1 << 0) /* Trigger Enable */
+#define AT91_ADC_TRGSEL (7 << 1) /* Trigger Selection */
+#define AT91_ADC_TRGSEL_TC0 (0 << 1)
+#define AT91_ADC_TRGSEL_TC1 (1 << 1)
+#define AT91_ADC_TRGSEL_TC2 (2 << 1)
+#define AT91_ADC_TRGSEL_EXTERNAL (6 << 1)
+#define AT91_ADC_LOWRES (1 << 4) /* Low Resolution */
+#define AT91_ADC_SLEEP (1 << 5) /* Sleep Mode */
+#define AT91_ADC_PRESCAL (0x3f << 8) /* Prescalar Rate Selection */
+#define AT91_ADC_PRESCAL_(x) ((x) << 8)
+#define AT91_ADC_STARTUP (0x1f << 16) /* Startup Up Time */
+#define AT91_ADC_STARTUP_(x) ((x) << 16)
+#define AT91_ADC_SHTIM (0xf << 24) /* Sample & Hold Time */
+#define AT91_ADC_SHTIM_(x) ((x) << 24)
+
+#define AT91_ADC_CHER 0x10 /* Channel Enable Register */
+#define AT91_ADC_CHDR 0x14 /* Channel Disable Register */
+#define AT91_ADC_CHSR 0x18 /* Channel Status Register */
+#define AT91_ADC_CH(n) (1 << (n)) /* Channel Number */
+
+#define AT91_ADC_SR 0x1C /* Status Register */
+#define AT91_ADC_EOC(n) (1 << (n)) /* End of Conversion on Channel N */
+#define AT91_ADC_OVRE(n) (1 << ((n) + 8))/* Overrun Error on Channel N */
+#define AT91_ADC_DRDY (1 << 16) /* Data Ready */
+#define AT91_ADC_GOVRE (1 << 17) /* General Overrun Error */
+#define AT91_ADC_ENDRX (1 << 18) /* End of RX Buffer */
+#define AT91_ADC_RXFUFF (1 << 19) /* RX Buffer Full */
+
+#define AT91_ADC_LCDR 0x20 /* Last Converted Data Register */
+#define AT91_ADC_LDATA (0x3ff)
+
+#define AT91_ADC_IER 0x24 /* Interrupt Enable Register */
+#define AT91_ADC_IDR 0x28 /* Interrupt Disable Register */
+#define AT91_ADC_IMR 0x2C /* Interrupt Mask Register */
+
+#define AT91_ADC_CHR(n) (0x30 + ((n) * 4) /* Channel Data Register N */
+#define AT91_ADC_DATA (0x3ff)
+
+#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_mci.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91_mci.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_mci.h
@@ -26,6 +26,9 @@
#define AT91_MCI_MR 0x04 /* Mode Register */
#define AT91_MCI_CLKDIV (0xff << 0) /* Clock Divider */
#define AT91_MCI_PWSDIV (7 << 8) /* Power Saving Divider */
+#define AT91_MCI_RDPROOF (1 << 11) /* Read Proof Enable [SAM926[03] only] */
+#define AT91_MCI_WRPROOF (1 << 12) /* Write Proof Enable [SAM926[03] only] */
+#define AT91_MCI_PDCFBYTE (1 << 13) /* PDC Force Byte Transfer [SAM926[03] only] */
#define AT91_MCI_PDCPADV (1 << 14) /* PDC Padding Value */
#define AT91_MCI_PDCMODE (1 << 15) /* PDC-orientated Mode */
#define AT91_MCI_BLKLEN (0xfff << 18) /* Data Block Length */
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91_pmc.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91_pmc.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91_pmc.h
@@ -37,7 +37,9 @@
#define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
#define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
-#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register */
+#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [SAM9RL only] */
+
+#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [AT91SAM926x only] */
#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91rm9200.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91rm9200.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91rm9200.h
@@ -107,185 +107,4 @@
#define AT91RM9200_UHP_BASE 0x00300000 /* USB Host controller */
-#if 0
-/*
- * PIO pin definitions (peripheral A/B multiplexing).
- */
-#define AT91_PA0_MISO (1 << 0) /* A: SPI Master-In Slave-Out */
-#define AT91_PA0_PCK3 (1 << 0) /* B: PMC Programmable Clock Output 3 */
-#define AT91_PA1_MOSI (1 << 1) /* A: SPI Master-Out Slave-In */
-#define AT91_PA1_PCK0 (1 << 1) /* B: PMC Programmable Clock Output 0 */
-#define AT91_PA2_SPCK (1 << 2) /* A: SPI Serial Clock */
-#define AT91_PA2_IRQ4 (1 << 2) /* B: External Interrupt 4 */
-#define AT91_PA3_NPCS0 (1 << 3) /* A: SPI Peripheral Chip Select 0 */
-#define AT91_PA3_IRQ5 (1 << 3) /* B: External Interrupt 5 */
-#define AT91_PA4_NPCS1 (1 << 4) /* A: SPI Peripheral Chip Select 1 */
-#define AT91_PA4_PCK1 (1 << 4) /* B: PMC Programmable Clock Output 1 */
-#define AT91_PA5_NPCS2 (1 << 5) /* A: SPI Peripheral Chip Select 2 */
-#define AT91_PA5_TXD3 (1 << 5) /* B: USART Transmit Data 3 */
-#define AT91_PA6_NPCS3 (1 << 6) /* A: SPI Peripheral Chip Select 3 */
-#define AT91_PA6_RXD3 (1 << 6) /* B: USART Receive Data 3 */
-#define AT91_PA7_ETXCK_EREFCK (1 << 7) /* A: Ethernet Reference Clock / Transmit Clock */
-#define AT91_PA7_PCK2 (1 << 7) /* B: PMC Programmable Clock Output 2 */
-#define AT91_PA8_ETXEN (1 << 8) /* A: Ethernet Transmit Enable */
-#define AT91_PA8_MCCDB (1 << 8) /* B: MMC Multimedia Card B Command */
-#define AT91_PA9_ETX0 (1 << 9) /* A: Ethernet Transmit Data 0 */
-#define AT91_PA9_MCDB0 (1 << 9) /* B: MMC Multimedia Card B Data 0 */
-#define AT91_PA10_ETX1 (1 << 10) /* A: Ethernet Transmit Data 1 */
-#define AT91_PA10_MCDB1 (1 << 10) /* B: MMC Multimedia Card B Data 1 */
-#define AT91_PA11_ECRS_ECRSDV (1 << 11) /* A: Ethernet Carrier Sense / Data Valid */
-#define AT91_PA11_MCDB2 (1 << 11) /* B: MMC Multimedia Card B Data 2 */
-#define AT91_PA12_ERX0 (1 << 12) /* A: Ethernet Receive Data 0 */
-#define AT91_PA12_MCDB3 (1 << 12) /* B: MMC Multimedia Card B Data 3 */
-#define AT91_PA13_ERX1 (1 << 13) /* A: Ethernet Receive Data 1 */
-#define AT91_PA13_TCLK0 (1 << 13) /* B: TC External Clock Input 0 */
-#define AT91_PA14_ERXER (1 << 14) /* A: Ethernet Receive Error */
-#define AT91_PA14_TCLK1 (1 << 14) /* B: TC External Clock Input 1 */
-#define AT91_PA15_EMDC (1 << 15) /* A: Ethernet Management Data Clock */
-#define AT91_PA15_TCLK2 (1 << 15) /* B: TC External Clock Input 2 */
-#define AT91_PA16_EMDIO (1 << 16) /* A: Ethernet Management Data I/O */
-#define AT91_PA16_IRQ6 (1 << 16) /* B: External Interrupt 6 */
-#define AT91_PA17_TXD0 (1 << 17) /* A: USART Transmit Data 0 */
-#define AT91_PA17_TIOA0 (1 << 17) /* B: TC I/O Line A 0 */
-#define AT91_PA18_RXD0 (1 << 18) /* A: USART Receive Data 0 */
-#define AT91_PA18_TIOB0 (1 << 18) /* B: TC I/O Line B 0 */
-#define AT91_PA19_SCK0 (1 << 19) /* A: USART Serial Clock 0 */
-#define AT91_PA19_TIOA1 (1 << 19) /* B: TC I/O Line A 1 */
-#define AT91_PA20_CTS0 (1 << 20) /* A: USART Clear To Send 0 */
-#define AT91_PA20_TIOB1 (1 << 20) /* B: TC I/O Line B 1 */
-#define AT91_PA21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */
-#define AT91_PA21_TIOA2 (1 << 21) /* B: TC I/O Line A 2 */
-#define AT91_PA22_RXD2 (1 << 22) /* A: USART Receive Data 2 */
-#define AT91_PA22_TIOB2 (1 << 22) /* B: TC I/O Line B 2 */
-#define AT91_PA23_TXD2 (1 << 23) /* A: USART Transmit Data 2 */
-#define AT91_PA23_IRQ3 (1 << 23) /* B: External Interrupt 3 */
-#define AT91_PA24_SCK2 (1 << 24) /* A: USART Serial Clock 2 */
-#define AT91_PA24_PCK1 (1 << 24) /* B: PMC Programmable Clock Output 1 */
-#define AT91_PA25_TWD (1 << 25) /* A: TWI Two-wire Serial Data */
-#define AT91_PA25_IRQ2 (1 << 25) /* B: External Interrupt 2 */
-#define AT91_PA26_TWCK (1 << 26) /* A: TWI Two-wire Serial Clock */
-#define AT91_PA26_IRQ1 (1 << 26) /* B: External Interrupt 1 */
-#define AT91_PA27_MCCK (1 << 27) /* A: MMC Multimedia Card Clock */
-#define AT91_PA27_TCLK3 (1 << 27) /* B: TC External Clock Input 3 */
-#define AT91_PA28_MCCDA (1 << 28) /* A: MMC Multimedia Card A Command */
-#define AT91_PA28_TCLK4 (1 << 28) /* B: TC External Clock Input 4 */
-#define AT91_PA29_MCDA0 (1 << 29) /* A: MMC Multimedia Card A Data 0 */
-#define AT91_PA29_TCLK5 (1 << 29) /* B: TC External Clock Input 5 */
-#define AT91_PA30_DRXD (1 << 30) /* A: DBGU Receive Data */
-#define AT91_PA30_CTS2 (1 << 30) /* B: USART Clear To Send 2 */
-#define AT91_PA31_DTXD (1 << 31) /* A: DBGU Transmit Data */
-#define AT91_PA31_RTS2 (1 << 31) /* B: USART Ready To Send 2 */
-
-#define AT91_PB0_TF0 (1 << 0) /* A: SSC Transmit Frame Sync 0 */
-#define AT91_PB0_RTS3 (1 << 0) /* B: USART Ready To Send 3 */
-#define AT91_PB1_TK0 (1 << 1) /* A: SSC Transmit Clock 0 */
-#define AT91_PB1_CTS3 (1 << 1) /* B: USART Clear To Send 3 */
-#define AT91_PB2_TD0 (1 << 2) /* A: SSC Transmit Data 0 */
-#define AT91_PB2_SCK3 (1 << 2) /* B: USART Serial Clock 3 */
-#define AT91_PB3_RD0 (1 << 3) /* A: SSC Receive Data 0 */
-#define AT91_PB3_MCDA1 (1 << 3) /* B: MMC Multimedia Card A Data 1 */
-#define AT91_PB4_RK0 (1 << 4) /* A: SSC Receive Clock 0 */
-#define AT91_PB4_MCDA2 (1 << 4) /* B: MMC Multimedia Card A Data 2 */
-#define AT91_PB5_RF0 (1 << 5) /* A: SSC Receive Frame Sync 0 */
-#define AT91_PB5_MCDA3 (1 << 5) /* B: MMC Multimedia Card A Data 3 */
-#define AT91_PB6_TF1 (1 << 6) /* A: SSC Transmit Frame Sync 1 */
-#define AT91_PB6_TIOA3 (1 << 6) /* B: TC I/O Line A 3 */
-#define AT91_PB7_TK1 (1 << 7) /* A: SSC Transmit Clock 1 */
-#define AT91_PB7_TIOB3 (1 << 7) /* B: TC I/O Line B 3 */
-#define AT91_PB8_TD1 (1 << 8) /* A: SSC Transmit Data 1 */
-#define AT91_PB8_TIOA4 (1 << 8) /* B: TC I/O Line A 4 */
-#define AT91_PB9_RD1 (1 << 9) /* A: SSC Receive Data 1 */
-#define AT91_PB9_TIOB4 (1 << 9) /* B: TC I/O Line B 4 */
-#define AT91_PB10_RK1 (1 << 10) /* A: SSC Receive Clock 1 */
-#define AT91_PB10_TIOA5 (1 << 10) /* B: TC I/O Line A 5 */
-#define AT91_PB11_RF1 (1 << 11) /* A: SSC Receive Frame Sync 1 */
-#define AT91_PB11_TIOB5 (1 << 11) /* B: TC I/O Line B 5 */
-#define AT91_PB12_TF2 (1 << 12) /* A: SSC Transmit Frame Sync 2 */
-#define AT91_PB12_ETX2 (1 << 12) /* B: Ethernet Transmit Data 2 */
-#define AT91_PB13_TK2 (1 << 13) /* A: SSC Transmit Clock 3 */
-#define AT91_PB13_ETX3 (1 << 13) /* B: Ethernet Transmit Data 3 */
-#define AT91_PB14_TD2 (1 << 14) /* A: SSC Transmit Data 2 */
-#define AT91_PB14_ETXER (1 << 14) /* B: Ethernet Transmit Coding Error */
-#define AT91_PB15_RD2 (1 << 15) /* A: SSC Receive Data 2 */
-#define AT91_PB15_ERX2 (1 << 15) /* B: Ethernet Receive Data 2 */
-#define AT91_PB16_RK2 (1 << 16) /* A: SSC Receive Clock 2 */
-#define AT91_PB16_ERX3 (1 << 16) /* B: Ethernet Receive Data 3 */
-#define AT91_PB17_RF2 (1 << 17) /* A: SSC Receive Frame Sync 2 */
-#define AT91_PB17_ERXDV (1 << 17) /* B: Ethernet Receive Data Valid */
-#define AT91_PB18_RI1 (1 << 18) /* A: USART Ring Indicator 1 */
-#define AT91_PB18_ECOL (1 << 18) /* B: Ethernet Collision Detected */
-#define AT91_PB19_DTR1 (1 << 19) /* A: USART Data Terminal Ready 1 */
-#define AT91_PB19_ERXCK (1 << 19) /* B: Ethernet Receive Clock */
-#define AT91_PB20_TXD1 (1 << 20) /* A: USART Transmit Data 1 */
-#define AT91_PB21_RXD1 (1 << 21) /* A: USART Receive Data 1 */
-#define AT91_PB22_SCK1 (1 << 22) /* A: USART Serial Clock 1 */
-#define AT91_PB23_DCD1 (1 << 23) /* A: USART Data Carrier Detect 1 */
-#define AT91_PB24_CTS1 (1 << 24) /* A: USART Clear To Send 1 */
-#define AT91_PB25_DSR1 (1 << 25) /* A: USART Data Set Ready 1 */
-#define AT91_PB25_EF100 (1 << 25) /* B: Ethernet Force 100 Mbit */
-#define AT91_PB26_RTS1 (1 << 26) /* A: USART Ready To Send 1 */
-#define AT91_PB27_PCK0 (1 << 27) /* B: PMC Programmable Clock Output 0 */
-#define AT91_PB28_FIQ (1 << 28) /* A: Fast Interrupt */
-#define AT91_PB29_IRQ0 (1 << 29) /* A: External Interrupt 0 */
-
-#define AT91_PC0_BFCK (1 << 0) /* A: Burst Flash Clock */
-#define AT91_PC1_BFRDY_SMOE (1 << 1) /* A: Burst Flash Ready / SmartMedia Output Enable */
-#define AT91_PC2_BFAVD (1 << 2) /* A: Burst Flash Address Valid */
-#define AT91_PC3_BFBAA_SMWE (1 << 3) /* A: Burst Flash Address Advance / SmartMedia Write Enable */
-#define AT91_PC4_BFOE (1 << 4) /* A: Burst Flash Output Enable */
-#define AT91_PC5_BFWE (1 << 5) /* A: Burst Flash Write Enable */
-#define AT91_PC6_NWAIT (1 << 6) /* A: SMC Wait Signal */
-#define AT91_PC7_A23 (1 << 7) /* A: Address Bus 23 */
-#define AT91_PC8_A24 (1 << 8) /* A: Address Bus 24 */
-#define AT91_PC9_A25_CFRNW (1 << 9) /* A: Address Bus 25 / Compact Flash Read Not Write */
-#define AT91_PC10_NCS4_CFCS (1 << 10) /* A: SMC Chip Select 4 / Compact Flash Chip Select */
-#define AT91_PC11_NCS5_CFCE1 (1 << 11) /* A: SMC Chip Select 5 / Compact Flash Chip Enable 1 */
-#define AT91_PC12_NCS6_CFCE2 (1 << 12) /* A: SMC Chip Select 6 / Compact Flash Chip Enable 2 */
-#define AT91_PC13_NCS7 (1 << 13) /* A: Chip Select 7 */
-
-#define AT91_PD0_ETX0 (1 << 0) /* A: Ethernet Transmit Data 0 */
-#define AT91_PD1_ETX1 (1 << 1) /* A: Ethernet Transmit Data 1 */
-#define AT91_PD2_ETX2 (1 << 2) /* A: Ethernet Transmit Data 2 */
-#define AT91_PD3_ETX3 (1 << 3) /* A: Ethernet Transmit Data 3 */
-#define AT91_PD4_ETXEN (1 << 4) /* A: Ethernet Transmit Enable */
-#define AT91_PD5_ETXER (1 << 5) /* A: Ethernet Transmit Coding Error */
-#define AT91_PD6_DTXD (1 << 6) /* A: DBGU Transmit Data */
-#define AT91_PD7_PCK0 (1 << 7) /* A: PMC Programmable Clock Output 0 */
-#define AT91_PD7_TSYNC (1 << 7) /* B: ETM Trace Synchronization Signal */
-#define AT91_PD8_PCK1 (1 << 8) /* A: PMC Programmable Clock Output 1 */
-#define AT91_PD8_TCLK (1 << 8) /* B: ETM Trace Clock */
-#define AT91_PD9_PCK2 (1 << 9) /* A: PMC Programmable Clock Output 2 */
-#define AT91_PD9_TPS0 (1 << 9) /* B: ETM Trace ARM Pipeline Status 0 */
-#define AT91_PD10_PCK3 (1 << 10) /* A: PMC Programmable Clock Output 3 */
-#define AT91_PD10_TPS1 (1 << 10) /* B: ETM Trace ARM Pipeline Status 1 */
-#define AT91_PD11_TPS2 (1 << 11) /* B: ETM Trace ARM Pipeline Status 2 */
-#define AT91_PD12_TPK0 (1 << 12) /* B: ETM Trace Packet Port 0 */
-#define AT91_PD13_TPK1 (1 << 13) /* B: ETM Trace Packet Port 1 */
-#define AT91_PD14_TPK2 (1 << 14) /* B: ETM Trace Packet Port 2 */
-#define AT91_PD15_TD0 (1 << 15) /* A: SSC Transmit Data 0 */
-#define AT91_PD15_TPK3 (1 << 15) /* B: ETM Trace Packet Port 3 */
-#define AT91_PD16_TD1 (1 << 16) /* A: SSC Transmit Data 1 */
-#define AT91_PD16_TPK4 (1 << 16) /* B: ETM Trace Packet Port 4 */
-#define AT91_PD17_TD2 (1 << 17) /* A: SSC Transmit Data 2 */
-#define AT91_PD17_TPK5 (1 << 17) /* B: ETM Trace Packet Port 5 */
-#define AT91_PD18_NPCS1 (1 << 18) /* A: SPI Peripheral Chip Select 1 */
-#define AT91_PD18_TPK6 (1 << 18) /* B: ETM Trace Packet Port 6 */
-#define AT91_PD19_NPCS2 (1 << 19) /* A: SPI Peripheral Chip Select 2 */
-#define AT91_PD19_TPK7 (1 << 19) /* B: ETM Trace Packet Port 7 */
-#define AT91_PD20_NPCS3 (1 << 20) /* A: SPI Peripheral Chip Select 3 */
-#define AT91_PD20_TPK8 (1 << 20) /* B: ETM Trace Packet Port 8 */
-#define AT91_PD21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */
-#define AT91_PD21_TPK9 (1 << 21) /* B: ETM Trace Packet Port 9 */
-#define AT91_PD22_RTS1 (1 << 22) /* A: USART Ready To Send 1 */
-#define AT91_PD22_TPK10 (1 << 22) /* B: ETM Trace Packet Port 10 */
-#define AT91_PD23_RTS2 (1 << 23) /* A: USART Ready To Send 2 */
-#define AT91_PD23_TPK11 (1 << 23) /* B: ETM Trace Packet Port 11 */
-#define AT91_PD24_RTS3 (1 << 24) /* A: USART Ready To Send 3 */
-#define AT91_PD24_TPK12 (1 << 24) /* B: ETM Trace Packet Port 12 */
-#define AT91_PD25_DTR1 (1 << 25) /* A: USART Data Terminal Ready 1 */
-#define AT91_PD25_TPK13 (1 << 25) /* B: ETM Trace Packet Port 13 */
-#define AT91_PD26_TPK14 (1 << 26) /* B: ETM Trace Packet Port 14 */
-#define AT91_PD27_TPK15 (1 << 27) /* B: ETM Trace Packet Port 15 */
-#endif
-
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9260.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260.h
@@ -117,13 +117,4 @@
#define AT91SAM9XE_SRAM_BASE 0x00300000 /* Internal SRAM base address */
-#if 0
-/*
- * PIO pin definitions (peripheral A/B multiplexing).
- */
-
-// TODO: Add
-
-#endif
-
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260_matrix.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9260_matrix.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9260_matrix.h
@@ -67,7 +67,7 @@
#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
#define AT91_MATRIX_CS4A_SMC (0 << 4)
#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
-#define AT91_MATRIX_CS5A (1 << 5 ) /* Chip Select 5 Assignment */
+#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
#define AT91_MATRIX_CS5A_SMC (0 << 5)
#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9261.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9261.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9261.h
@@ -98,195 +98,4 @@
#define AT91SAM9261_LCDC_BASE 0x00600000 /* LDC controller */
-#if 0
-/*
- * PIO pin definitions (peripheral A/B multiplexing).
- */
-#define AT91_PA0_SPI0_MISO (1 << 0) /* A: SPI0 Master In Slave */
-#define AT91_PA0_MCDA0 (1 << 0) /* B: Multimedia Card A Data 0 */
-#define AT91_PA1_SPI0_MOSI (1 << 1) /* A: SPI0 Master Out Slave */
-#define AT91_PA1_MCCDA (1 << 1) /* B: Multimedia Card A Command */
-#define AT91_PA2_SPI0_SPCK (1 << 2) /* A: SPI0 Serial Clock */
-#define AT91_PA2_MCCK (1 << 2) /* B: Multimedia Card Clock */
-#define AT91_PA3_SPI0_NPCS0 (1 << 3) /* A: SPI0 Peripheral Chip Select 0 */
-#define AT91_PA4_SPI0_NPCS1 (1 << 4) /* A: SPI0 Peripheral Chip Select 1 */
-#define AT91_PA4_MCDA1 (1 << 4) /* B: Multimedia Card A Data 1 */
-#define AT91_PA5_SPI0_NPCS2 (1 << 5) /* A: SPI0 Peripheral Chip Select 2 */
-#define AT91_PA5_MCDA2 (1 << 5) /* B: Multimedia Card A Data 2 */
-#define AT91_PA6_SPI0_NPCS3 (1 << 6) /* A: SPI0 Peripheral Chip Select 3 */
-#define AT91_PA6_MCDA3 (1 << 6) /* B: Multimedia Card A Data 3 */
-#define AT91_PA7_TWD (1 << 7) /* A: TWI Two-wire Serial Data */
-#define AT91_PA7_PCK0 (1 << 7) /* B: PMC Programmable clock Output 0 */
-#define AT91_PA8_TWCK (1 << 8) /* A: TWI Two-wire Serial Clock */
-#define AT91_PA8_PCK1 (1 << 8) /* B: PMC Programmable clock Output 1 */
-#define AT91_PA9_DRXD (1 << 9) /* A: DBGU Debug Receive Data */
-#define AT91_PA9_PCK2 (1 << 9) /* B: PMC Programmable clock Output 2 */
-#define AT91_PA10_DTXD (1 << 10) /* A: DBGU Debug Transmit Data */
-#define AT91_PA10_PCK3 (1 << 10) /* B: PMC Programmable clock Output 3 */
-#define AT91_PA11_TSYNC (1 << 11) /* A: Trace Synchronization Signal */
-#define AT91_PA11_SCK1 (1 << 11) /* B: USART1 Serial Clock */
-#define AT91_PA12_TCLK (1 << 12) /* A: Trace Clock */
-#define AT91_PA12_RTS1 (1 << 12) /* B: USART1 Ready To Send */
-#define AT91_PA13_TPS0 (1 << 13) /* A: Trace ARM Pipeline Status 0 */
-#define AT91_PA13_CTS1 (1 << 13) /* B: USART1 Clear To Send */
-#define AT91_PA14_TPS1 (1 << 14) /* A: Trace ARM Pipeline Status 1 */
-#define AT91_PA14_SCK2 (1 << 14) /* B: USART2 Serial Clock */
-#define AT91_PA15_TPS2 (1 << 15) /* A: Trace ARM Pipeline Status 2 */
-#define AT91_PA15_RTS2 (1 << 15) /* B: USART2 Ready To Send */
-#define AT91_PA16_TPK0 (1 << 16) /* A: Trace Packet Port 0 */
-#define AT91_PA16_CTS2 (1 << 16) /* B: USART2 Clear To Send */
-#define AT91_PA17_TPK1 (1 << 17) /* A: Trace Packet Port 1 */
-#define AT91_PA17_TF1 (1 << 17) /* B: SSC1 Transmit Frame Sync */
-#define AT91_PA18_TPK2 (1 << 18) /* A: Trace Packet Port 2 */
-#define AT91_PA18_TK1 (1 << 18) /* B: SSC1 Transmit Clock */
-#define AT91_PA19_TPK3 (1 << 19) /* A: Trace Packet Port 3 */
-#define AT91_PA19_TD1 (1 << 19) /* B: SSC1 Transmit Data */
-#define AT91_PA20_TPK4 (1 << 20) /* A: Trace Packet Port 4 */
-#define AT91_PA20_RD1 (1 << 20) /* B: SSC1 Receive Data */
-#define AT91_PA21_TPK5 (1 << 21) /* A: Trace Packet Port 5 */
-#define AT91_PA21_RK1 (1 << 21) /* B: SSC1 Receive Clock */
-#define AT91_PA22_TPK6 (1 << 22) /* A: Trace Packet Port 6 */
-#define AT91_PA22_RF1 (1 << 22) /* B: SSC1 Receive Frame Sync */
-#define AT91_PA23_TPK7 (1 << 23) /* A: Trace Packet Port 7 */
-#define AT91_PA23_RTS0 (1 << 23) /* B: USART0 Ready To Send */
-#define AT91_PA24_TPK8 (1 << 24) /* A: Trace Packet Port 8 */
-#define AT91_PA24_SPI1_NPCS1 (1 << 24) /* B: SPI1 Peripheral Chip Select 1 */
-#define AT91_PA25_TPK9 (1 << 25) /* A: Trace Packet Port 9 */
-#define AT91_PA25_SPI1_NPCS2 (1 << 25) /* B: SPI1 Peripheral Chip Select 2 */
-#define AT91_PA26_TPK10 (1 << 26) /* A: Trace Packet Port 10 */
-#define AT91_PA26_SPI1_NPCS3 (1 << 26) /* B: SPI1 Peripheral Chip Select 3 */
-#define AT91_PA27_TPK11 (1 << 27) /* A: Trace Packet Port 11 */
-#define AT91_PA27_SPI0_NPCS1 (1 << 27) /* B: SPI0 Peripheral Chip Select 1 */
-#define AT91_PA28_TPK12 (1 << 28) /* A: Trace Packet Port 12 */
-#define AT91_PA28_SPI0_NPCS2 (1 << 28) /* B: SPI0 Peripheral Chip Select 2 */
-#define AT91_PA29_TPK13 (1 << 29) /* A: Trace Packet Port 13 */
-#define AT91_PA29_SPI0_NPCS3 (1 << 29) /* B: SPI0 Peripheral Chip Select 3 */
-#define AT91_PA30_TPK14 (1 << 30) /* A: Trace Packet Port 14 */
-#define AT91_PA30_A23 (1 << 30) /* B: Address Bus bit 23 */
-#define AT91_PA31_TPK15 (1 << 31) /* A: Trace Packet Port 15 */
-#define AT91_PA31_A24 (1 << 31) /* B: Address Bus bit 24 */
-
-#define AT91_PB0_LCDVSYNC (1 << 0) /* A: LCD Vertical Synchronization */
-#define AT91_PB1_LCDHSYNC (1 << 1) /* A: LCD Horizontal Synchronization */
-#define AT91_PB2_LCDDOTCK (1 << 2) /* A: LCD Dot Clock */
-#define AT91_PB2_PCK0 (1 << 2) /* B: PMC Programmable clock Output 0 */
-#define AT91_PB3_LCDDEN (1 << 3) /* A: LCD Data Enable */
-#define AT91_PB4_LCDCC (1 << 4) /* A: LCD Contrast Control */
-#define AT91_PB4_LCDD2 (1 << 4) /* B: LCD Data Bus Bit 2 */
-#define AT91_PB5_LCDD0 (1 << 5) /* A: LCD Data Bus Bit 0 */
-#define AT91_PB5_LCDD3 (1 << 5) /* B: LCD Data Bus Bit 3 */
-#define AT91_PB6_LCDD1 (1 << 6) /* A: LCD Data Bus Bit 1 */
-#define AT91_PB6_LCDD4 (1 << 6) /* B: LCD Data Bus Bit 4 */
-#define AT91_PB7_LCDD2 (1 << 7) /* A: LCD Data Bus Bit 2 */
-#define AT91_PB7_LCDD5 (1 << 7) /* B: LCD Data Bus Bit 5 */
-#define AT91_PB8_LCDD3 (1 << 8) /* A: LCD Data Bus Bit 3 */
-#define AT91_PB8_LCDD6 (1 << 8) /* B: LCD Data Bus Bit 6 */
-#define AT91_PB9_LCDD4 (1 << 9) /* A: LCD Data Bus Bit 4 */
-#define AT91_PB9_LCDD7 (1 << 9) /* B: LCD Data Bus Bit 7 */
-#define AT91_PB10_LCDD5 (1 << 10) /* A: LCD Data Bus Bit 5 */
-#define AT91_PB10_LCDD10 (1 << 10) /* B: LCD Data Bus Bit 10 */
-#define AT91_PB11_LCDD6 (1 << 11) /* A: LCD Data Bus Bit 6 */
-#define AT91_PB11_LCDD11 (1 << 11) /* B: LCD Data Bus Bit 11 */
-#define AT91_PB12_LCDD7 (1 << 12) /* A: LCD Data Bus Bit 7 */
-#define AT91_PB12_LCDD12 (1 << 12) /* B: LCD Data Bus Bit 12 */
-#define AT91_PB13_LCDD8 (1 << 13) /* A: LCD Data Bus Bit 8 */
-#define AT91_PB13_LCDD13 (1 << 13) /* B: LCD Data Bus Bit 13 */
-#define AT91_PB14_LCDD9 (1 << 14) /* A: LCD Data Bus Bit 9 */
-#define AT91_PB14_LCDD14 (1 << 14) /* B: LCD Data Bus Bit 14 */
-#define AT91_PB15_LCDD10 (1 << 15) /* A: LCD Data Bus Bit 10 */
-#define AT91_PB15_LCDD15 (1 << 15) /* B: LCD Data Bus Bit 15 */
-#define AT91_PB16_LCDD11 (1 << 16) /* A: LCD Data Bus Bit 11 */
-#define AT91_PB16_LCDD19 (1 << 16) /* B: LCD Data Bus Bit 19 */
-#define AT91_PB17_LCDD12 (1 << 17) /* A: LCD Data Bus Bit 12 */
-#define AT91_PB17_LCDD20 (1 << 17) /* B: LCD Data Bus Bit 20 */
-#define AT91_PB18_LCDD13 (1 << 18) /* A: LCD Data Bus Bit 13 */
-#define AT91_PB18_LCDD21 (1 << 18) /* B: LCD Data Bus Bit 21 */
-#define AT91_PB19_LCDD14 (1 << 19) /* A: LCD Data Bus Bit 14 */
-#define AT91_PB19_LCDD22 (1 << 19) /* B: LCD Data Bus Bit 22 */
-#define AT91_PB20_LCDD15 (1 << 20) /* A: LCD Data Bus Bit 15 */
-#define AT91_PB20_LCDD23 (1 << 20) /* B: LCD Data Bus Bit 23 */
-#define AT91_PB21_TF0 (1 << 21) /* A: SSC0 Transmit Frame Sync */
-#define AT91_PB21_LCDD16 (1 << 21) /* B: LCD Data Bus Bit 16 */
-#define AT91_PB22_TK0 (1 << 22) /* A: SSC0 Transmit Clock */
-#define AT91_PB22_LCDD17 (1 << 22) /* B: LCD Data Bus Bit 17 */
-#define AT91_PB23_TD0 (1 << 23) /* A: SSC0 Transmit Data */
-#define AT91_PB23_LCDD18 (1 << 23) /* B: LCD Data Bus Bit 18 */
-#define AT91_PB24_RD0 (1 << 24) /* A: SSC0 Receive Data */
-#define AT91_PB24_LCDD19 (1 << 24) /* B: LCD Data Bus Bit 19 */
-#define AT91_PB25_RK0 (1 << 25) /* A: SSC0 Receive Clock */
-#define AT91_PB25_LCDD20 (1 << 25) /* B: LCD Data Bus Bit 20 */
-#define AT91_PB26_RF0 (1 << 26) /* A: SSC0 Receive Frame Sync */
-#define AT91_PB26_LCDD21 (1 << 26) /* B: LCD Data Bus Bit 21 */
-#define AT91_PB27_SPI1_NPCS1 (1 << 27) /* A: SPI1 Peripheral Chip Select 1 */
-#define AT91_PB27_LCDD22 (1 << 27) /* B: LCD Data Bus Bit 22 */
-#define AT91_PB28_SPI1_NPCS0 (1 << 28) /* A: SPI1 Peripheral Chip Select 0 */
-#define AT91_PB28_LCDD23 (1 << 28) /* B: LCD Data Bus Bit 23 */
-#define AT91_PB29_SPI1_SPCK (1 << 29) /* A: SPI1 Serial Clock */
-#define AT91_PB29_IRQ2 (1 << 29) /* B: Interrupt input 2 */
-#define AT91_PB30_SPI1_MISO (1 << 30) /* A: SPI1 Master In Slave */
-#define AT91_PB30_IRQ1 (1 << 30) /* B: Interrupt input 1 */
-#define AT91_PB31_SPI1_MOSI (1 << 31) /* A: SPI1 Master Out Slave */
-#define AT91_PB31_PCK2 (1 << 31) /* B: PMC Programmable clock Output 2 */
-
-#define AT91_PC0_SMOE (1 << 0) /* A: SmartMedia Output Enable */
-#define AT91_PC0_NCS6 (1 << 0) /* B: Chip Select 6 */
-#define AT91_PC1_SMWE (1 << 1) /* A: SmartMedia Write Enable */
-#define AT91_PC1_NCS7 (1 << 1) /* B: Chip Select 7 */
-#define AT91_PC2_NWAIT (1 << 2) /* A: NWAIT */
-#define AT91_PC2_IRQ0 (1 << 2) /* B: Interrupt input 0 */
-#define AT91_PC3_A25_CFRNW (1 << 3) /* A: Address Bus[25] / Compact Flash Read Not Write */
-#define AT91_PC4_NCS4_CFCS0 (1 << 4) /* A: Chip Select 4 / CompactFlash Chip Select 0 */
-#define AT91_PC5_NCS5_CFCS1 (1 << 5) /* A: Chip Select 5 / CompactFlash Chip Select 1 */
-#define AT91_PC6_CFCE1 (1 << 6) /* A: CompactFlash Chip Enable 1 */
-#define AT91_PC7_CFCE2 (1 << 7) /* A: CompactFlash Chip Enable 2 */
-#define AT91_PC8_TXD0 (1 << 8) /* A: USART0 Transmit Data */
-#define AT91_PC8_PCK2 (1 << 8) /* B: PMC Programmable clock Output 2 */
-#define AT91_PC9_RXD0 (1 << 9) /* A: USART0 Receive Data */
-#define AT91_PC9_PCK3 (1 << 9) /* B: PMC Programmable clock Output 3 */
-#define AT91_PC10_RTS0 (1 << 10) /* A: USART0 Ready To Send */
-#define AT91_PC10_SCK0 (1 << 10) /* B: USART0 Serial Clock */
-#define AT91_PC11_CTS0 (1 << 11) /* A: USART0 Clear To Send */
-#define AT91_PC11_FIQ (1 << 11) /* B: AIC Fast Interrupt Input */
-#define AT91_PC12_TXD1 (1 << 12) /* A: USART1 Transmit Data */
-#define AT91_PC12_NCS6 (1 << 12) /* B: Chip Select 6 */
-#define AT91_PC13_RXD1 (1 << 13) /* A: USART1 Receive Data */
-#define AT91_PC13_NCS7 (1 << 13) /* B: Chip Select 7 */
-#define AT91_PC14_TXD2 (1 << 14) /* A: USART2 Transmit Data */
-#define AT91_PC14_SPI1_NPCS2 (1 << 14) /* B: SPI1 Peripheral Chip Select 2 */
-#define AT91_PC15_RXD2 (1 << 15) /* A: USART2 Receive Data */
-#define AT91_PC15_SPI1_NPCS3 (1 << 15) /* B: SPI1 Peripheral Chip Select 3 */
-#define AT91_PC16_D16 (1 << 16) /* A: Data Bus [16] */
-#define AT91_PC16_TCLK0 (1 << 16) /* B: Timer Counter 0 external clock input */
-#define AT91_PC17_D17 (1 << 17) /* A: Data Bus [17] */
-#define AT91_PC17_TCLK1 (1 << 17) /* B: Timer Counter 1 external clock input */
-#define AT91_PC18_D18 (1 << 18) /* A: Data Bus [18] */
-#define AT91_PC18_TCLK2 (1 << 18) /* B: Timer Counter 2 external clock input */
-#define AT91_PC19_D19 (1 << 19) /* A: Data Bus [19] */
-#define AT91_PC19_TIOA0 (1 << 19) /* B: Timer Counter 0 Multipurpose Timer I/O Pin A */
-#define AT91_PC20_D20 (1 << 20) /* A: Data Bus [20] */
-#define AT91_PC20_TIOB0 (1 << 20) /* B: Timer Counter 0 Multipurpose Timer I/O Pin B */
-#define AT91_PC21_D21 (1 << 21) /* A: Data Bus [21] */
-#define AT91_PC21_TIOA1 (1 << 21) /* B: Timer Counter 1 Multipurpose Timer I/O Pin A */
-#define AT91_PC22_D22 (1 << 22) /* A: Data Bus [22] */
-#define AT91_PC22_TIOB1 (1 << 22) /* B: Timer Counter 1 Multipurpose Timer I/O Pin B */
-#define AT91_PC23_D23 (1 << 23) /* A: Data Bus [23] */
-#define AT91_PC23_TIOA2 (1 << 23) /* B: Timer Counter 2 Multipurpose Timer I/O Pin A */
-#define AT91_PC24_D24 (1 << 24) /* A: Data Bus [24] */
-#define AT91_PC24_TIOB2 (1 << 24) /* B: Timer Counter 2 Multipurpose Timer I/O Pin B */
-#define AT91_PC25_D25 (1 << 25) /* A: Data Bus [25] */
-#define AT91_PC25_TF2 (1 << 25) /* B: SSC2 Transmit Frame Sync */
-#define AT91_PC26_D26 (1 << 26) /* A: Data Bus [26] */
-#define AT91_PC26_TK2 (1 << 26) /* B: SSC2 Transmit Clock */
-#define AT91_PC27_D27 (1 << 27) /* A: Data Bus [27] */
-#define AT91_PC27_TD2 (1 << 27) /* B: SSC2 Transmit Data */
-#define AT91_PC28_D28 (1 << 28) /* A: Data Bus [28] */
-#define AT91_PC28_RD2 (1 << 28) /* B: SSC2 Receive Data */
-#define AT91_PC29_D29 (1 << 29) /* A: Data Bus [29] */
-#define AT91_PC29_RK2 (1 << 29) /* B: SSC2 Receive Clock */
-#define AT91_PC30_D30 (1 << 30) /* A: Data Bus [30] */
-#define AT91_PC30_RF2 (1 << 30) /* B: SSC2 Receive Frame Sync */
-#define AT91_PC31_D31 (1 << 31) /* A: Data Bus [31] */
-#define AT91_PC31_PCK1 (1 << 31) /* B: PMC Programmable clock Output 1 */
-#endif
-
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9263.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/at91sam9263.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9263.h
@@ -119,13 +119,5 @@
#define AT91SAM9263_DMAC_BASE 0x00800000 /* DMA Controller */
#define AT91SAM9263_UHP_BASE 0x00a00000 /* USB Host controller */
-#if 0
-/*
- * PIO pin definitions (peripheral A/B multiplexing).
- */
-
-// TODO: Add
-
-#endif
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl.h
@@ -0,0 +1,110 @@
+/*
+ * include/asm-arm/arch-at91/at91sam9260.h
+ *
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * Common definitions.
+ * Based on AT91SAM9RL datasheet revision A. (Preliminary)
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#ifndef AT91SAM9RL_H
+#define AT91SAM9RL_H
+
+/*
+ * Peripheral identifiers/interrupts.
+ */
+#define AT91_ID_FIQ 0 /* Advanced Interrupt Controller (FIQ) */
+#define AT91_ID_SYS 1 /* System Controller */
+#define AT91SAM9RL_ID_PIOA 2 /* Parallel IO Controller A */
+#define AT91SAM9RL_ID_PIOB 3 /* Parallel IO Controller B */
+#define AT91SAM9RL_ID_PIOC 4 /* Parallel IO Controller C */
+#define AT91SAM9RL_ID_PIOD 5 /* Parallel IO Controller D */
+#define AT91SAM9RL_ID_US0 6 /* USART 0 */
+#define AT91SAM9RL_ID_US1 7 /* USART 1 */
+#define AT91SAM9RL_ID_US2 8 /* USART 2 */
+#define AT91SAM9RL_ID_US3 9 /* USART 3 */
+#define AT91SAM9RL_ID_MCI 10 /* Multimedia Card Interface */
+#define AT91SAM9RL_ID_TWI0 11 /* TWI 0 */
+#define AT91SAM9RL_ID_TWI1 12 /* TWI 1 */
+#define AT91SAM9RL_ID_SPI 13 /* Serial Peripheral Interface */
+#define AT91SAM9RL_ID_SSC0 14 /* Serial Synchronous Controller 0 */
+#define AT91SAM9RL_ID_SSC1 15 /* Serial Synchronous Controller 1 */
+#define AT91SAM9RL_ID_TC0 16 /* Timer Counter 0 */
+#define AT91SAM9RL_ID_TC1 17 /* Timer Counter 1 */
+#define AT91SAM9RL_ID_TC2 18 /* Timer Counter 2 */
+#define AT91SAM9RL_ID_PWMC 19 /* Pulse Width Modulation Controller */
+#define AT91SAM9RL_ID_TSC 20 /* Touch Screen Controller */
+#define AT91SAM9RL_ID_DMA 21 /* DMA Controller */
+#define AT91SAM9RL_ID_UDPHS 22 /* USB Device HS */
+#define AT91SAM9RL_ID_LCDC 23 /* LCD Controller */
+#define AT91SAM9RL_ID_AC97C 24 /* AC97 Controller */
+#define AT91SAM9RL_ID_IRQ0 31 /* Advanced Interrupt Controller (IRQ0) */
+
+
+/*
+ * User Peripheral physical base addresses.
+ */
+#define AT91SAM9RL_BASE_TCB0 0xfffa0000
+#define AT91SAM9RL_BASE_TC0 0xfffa0000
+#define AT91SAM9RL_BASE_TC1 0xfffa0040
+#define AT91SAM9RL_BASE_TC2 0xfffa0080
+#define AT91SAM9RL_BASE_MCI 0xfffa4000
+#define AT91SAM9RL_BASE_TWI0 0xfffa8000
+#define AT91SAM9RL_BASE_TWI1 0xfffac000
+#define AT91SAM9RL_BASE_US0 0xfffb0000
+#define AT91SAM9RL_BASE_US1 0xfffb4000
+#define AT91SAM9RL_BASE_US2 0xfffb8000
+#define AT91SAM9RL_BASE_US3 0xfffbc000
+#define AT91SAM9RL_BASE_SSC0 0xfffc0000
+#define AT91SAM9RL_BASE_SSC1 0xfffc4000
+#define AT91SAM9RL_BASE_PWMC 0xfffc8000
+#define AT91SAM9RL_BASE_SPI 0xfffcc000
+#define AT91SAM9RL_BASE_TSC 0xfffd0000
+#define AT91SAM9RL_BASE_UDPHS 0xfffd4000
+#define AT91SAM9RL_BASE_AC97C 0xfffd8000
+#define AT91_BASE_SYS 0xffffc000
+
+
+/*
+ * System Peripherals (offset from AT91_BASE_SYS)
+ */
+#define AT91_DMA (0xffffe600 - AT91_BASE_SYS)
+#define AT91_ECC (0xffffe800 - AT91_BASE_SYS)
+#define AT91_SDRAMC (0xffffea00 - AT91_BASE_SYS)
+#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
+#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
+#define AT91_CCFG (0xffffef10 - AT91_BASE_SYS)
+#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
+#define AT91_DBGU (0xfffff200 - AT91_BASE_SYS)
+#define AT91_PIOA (0xfffff400 - AT91_BASE_SYS)
+#define AT91_PIOB (0xfffff600 - AT91_BASE_SYS)
+#define AT91_PIOC (0xfffff800 - AT91_BASE_SYS)
+#define AT91_PIOD (0xfffffa00 - AT91_BASE_SYS)
+#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
+#define AT91_RSTC (0xfffffd00 - AT91_BASE_SYS)
+#define AT91_SHDWC (0xfffffd10 - AT91_BASE_SYS)
+#define AT91_RTT (0xfffffd20 - AT91_BASE_SYS)
+#define AT91_PIT (0xfffffd30 - AT91_BASE_SYS)
+#define AT91_WDT (0xfffffd40 - AT91_BASE_SYS)
+#define AT91_SCKCR (0xfffffd50 - AT91_BASE_SYS)
+#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
+#define AT91_RTC (0xfffffe00 - AT91_BASE_SYS)
+
+
+/*
+ * Internal Memory.
+ */
+#define AT91SAM9RL_SRAM_BASE 0x00300000 /* Internal SRAM base address */
+#define AT91SAM9RL_SRAM_SIZE SZ_16K /* Internal SRAM size (16Kb) */
+
+#define AT91SAM9RL_ROM_BASE 0x00400000 /* Internal ROM base address */
+#define AT91SAM9RL_ROM_SIZE (2 * SZ_16K) /* Internal ROM size (32Kb) */
+
+#define AT91SAM9RL_LCDC_BASE 0x00500000 /* LCD Controller */
+#define AT91SAM9RL_UDPHS_BASE 0x00600000 /* USB Device HS controller */
+
+#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl_matrix.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/asm-arm/arch-at91/at91sam9rl_matrix.h
@@ -0,0 +1,96 @@
+/*
+ * include/asm-arm/arch-at91/at91sam9rl_matrix.h
+ *
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * Memory Controllers (MATRIX, EBI) - System peripherals registers.
+ * Based on AT91SAM9RL datasheet revision A. (Preliminary)
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#ifndef AT91SAM9RL_MATRIX_H
+#define AT91SAM9RL_MATRIX_H
+
+#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
+#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
+#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
+#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
+#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
+#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
+#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
+#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
+#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
+#define AT91_MATRIX_ULBT_FOUR (2 << 0)
+#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
+#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
+
+#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
+#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
+#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
+#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
+#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */
+#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
+#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
+#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
+
+#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
+#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
+#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
+#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
+#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
+#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
+#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
+#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
+#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
+#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
+#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
+#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
+
+#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
+#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
+#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
+#define AT91_MATRIX_RCB2 (1 << 2)
+#define AT91_MATRIX_RCB3 (1 << 3)
+#define AT91_MATRIX_RCB4 (1 << 4)
+#define AT91_MATRIX_RCB5 (1 << 5)
+
+#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x114) /* TCM Configuration Register */
+#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
+#define AT91_MATRIX_ITCM_0 (0 << 0)
+#define AT91_MATRIX_ITCM_16 (5 << 0)
+#define AT91_MATRIX_ITCM_32 (6 << 0)
+#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */
+#define AT91_MATRIX_DTCM_0 (0 << 4)
+#define AT91_MATRIX_DTCM_16 (5 << 4)
+#define AT91_MATRIX_DTCM_32 (6 << 4)
+
+#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI0 Chip Select Assignment Register */
+#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
+#define AT91_MATRIX_CS1A_SMC (0 << 1)
+#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
+#define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */
+#define AT91_MATRIX_CS3A_SMC (0 << 3)
+#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
+#define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
+#define AT91_MATRIX_CS4A_SMC (0 << 4)
+#define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
+#define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
+#define AT91_MATRIX_CS5A_SMC (0 << 5)
+#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
+#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
+#define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */
+#define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16)
+#define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16)
+
+
+#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/board.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/board.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/board.h
@@ -62,7 +62,7 @@ struct at91_mmc_data {
};
extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);
- /* Ethernet */
+ /* Ethernet (EMAC & MACB) */
struct at91_eth_data {
u8 phy_irq_pin; /* PHY IRQ */
u8 is_rmii; /* using RMII interface? */
@@ -114,9 +114,31 @@ struct atmel_uart_data {
};
extern void __init at91_add_device_serial(void);
+ /* LCD Controller */
+struct atmel_lcdfb_info;
+extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
+
+ /* AC97 */
+struct atmel_ac97_data {
+ u8 reset_pin; /* reset */
+};
+extern void __init at91_add_device_ac97(struct atmel_ac97_data *data);
+
+ /* ISI */
+extern void __init at91_add_device_isi(void);
+
/* LEDs */
extern u8 at91_leds_cpu;
extern u8 at91_leds_timer;
extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
+struct at91_gpio_led {
+ u8 index; /* index of LED */
+ char* name; /* name of LED */
+ u8 gpio; /* AT91_PIN_xx */
+ u8 flags; /* 1=active-high */
+ char* trigger; /* default trigger */
+};
+extern void __init at91_gpio_leds(struct at91_gpio_led *leds, int nr);
+
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/cpu.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/cpu.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/cpu.h
@@ -26,6 +26,8 @@
#define ARCH_ID_AT91SAM9XE256 0x329a93a0
#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
+#define ARCH_ID_AT91SAM9RL64 0x019b03a0
+
static inline unsigned long at91_cpu_identify(void)
{
return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
@@ -68,4 +70,10 @@ static inline unsigned long at91_arch_id
#define cpu_is_at91sam9263() (0)
#endif
+#ifdef CONFIG_ARCH_AT91SAM9RL
+#define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
+#else
+#define cpu_is_at91sam9rl() (0)
+#endif
+
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/hardware.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/hardware.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/hardware.h
@@ -24,6 +24,8 @@
#include <asm/arch/at91sam9261.h>
#elif defined(CONFIG_ARCH_AT91SAM9263)
#include <asm/arch/at91sam9263.h>
+#elif defined(CONFIG_ARCH_AT91SAM9RL)
+#include <asm/arch/at91sam9rl.h>
#else
#error "Unsupported AT91 processor"
#endif
@@ -69,22 +71,5 @@
/* Clocks */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
-#ifndef __ASSEMBLY__
-#include <asm/io.h>
-
-static inline unsigned int at91_sys_read(unsigned int reg_offset)
-{
- void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
-
- return __raw_readl(addr + reg_offset);
-}
-
-static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
-{
- void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
-
- __raw_writel(value, addr + reg_offset);
-}
-#endif
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/ics1523.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/asm-arm/arch-at91/ics1523.h
@@ -0,0 +1,154 @@
+//*----------------------------------------------------------------------------
+//* ATMEL Microcontroller Software Support - ROUSSET -
+//*----------------------------------------------------------------------------
+//* The software is delivered "AS IS" without warranty or condition of any
+//* kind, either express, implied or statutory. This includes without
+//* limitation any warranty or condition with respect to merchantability or
+//* fitness for any particular purpose, or against the infringements of
+//* intellectual property rights of others.
+//*----------------------------------------------------------------------------
+//* File Name : ics1523.h
+//* Object : Clock Generator Prototyping File.
+//*
+//* 1.0 08/28/02 ED : Creation
+//* 1.2 13/01/03 FB : Update on lib V3
+//*----------------------------------------------------------------------------
+
+#ifndef ics1523_h
+#define ics1523_h
+
+/*-------------------------------------------*/
+/* ICS1523 TWI Serial Clock Definition */
+/*-------------------------------------------*/
+
+#define ICS_MIN_CLOCK 100 /* Min Frequency Access Clock KHz */
+#define ICS_MAX_CLOCK 400 /* Max Frequency Access Clock KHz */
+#define ICS_TRANSFER_RATE ICS_MAX_CLOCK /* Transfer speed to apply */
+
+#define ICS_WRITE_CLK_PNB 30 /* TWCK Clock Periods required to write */
+#define ICS_READ_CLK_PNB 40 /* TWCK Clock Periods required to read */
+
+/*-------------------------------------------*/
+/* ICS1523 Write Operation Definition */
+/*-------------------------------------------*/
+
+#define ICS1523_ACCESS_OK 0 /* OK */
+#define ICS1523_ACCESS_ERROR -1 /* NOK */
+
+/*-------------------------------------------*/
+/* ICS1523 Device Addresses Definition */
+/*-------------------------------------------*/
+
+#define ICS_ADDR 0x26 /* Device Address */
+
+/*--------------------------------------------------*/
+/* ICS1523 Registers Internal Addresses Definition */
+/*--------------------------------------------------*/
+
+#define ICS_ICR 0x0 /* Input Control Register */
+#define ICS_LCR 0x1 /* Loop Control Register */
+#define ICS_FD0 0x2 /* PLL FeedBack Divider LSBs */
+#define ICS_FD1 0x3 /* PLL FeedBack Divider MSBs */
+#define ICS_DPAO 0x4 /* Dynamic Phase Aligner Offset */
+#define ICS_DPAC 0x5 /* Dynamic Phase Aligner Resolution */
+#define ICS_OE 0x6 /* Output Enables Register */
+#define ICS_OD 0x7 /* Osc Divider Register */
+#define ICS_SWRST 0x8 /* DPA & PLL Reset Register */
+#define ICS_VID 0x10 /* Chip Version Register */
+#define ICS_RID 0x11 /* Chip Revision Register */
+#define ICS_SR 0x12 /* Status Register */
+
+/*------------------------------------------------------*/
+/* ICS1523 Input Control Register Bits Definition */
+/*------------------------------------------------------*/
+
+#define ICS_PDEN 0x1 /* Phase Detector Enable */
+#define ICS_PDPOL 0x2 /* Phase Detector Enable Polarity */
+#define ICS_REFPOL 0x4 /* External Reference Polarity */
+#define ICS_FBKPOL 0x8 /* External Feedback Polarity */
+#define ICS_FBKSEL 0x10 /* External Feedback Select */
+#define ICS_FUNCSEL 0x20 /* Function Out Select */
+#define ICS_ENPLS 0x40 /* Enable PLL Lock/Ref Status Output */
+#define ICS_ENDLS 0x80 /* Enable DPA Lock/Ref Status Output */
+
+/*-----------------------------------------------------*/
+/* ICS1523 Loop Control Register Bits Definition */
+/*-----------------------------------------------------*/
+
+#define ICS_PFD 0x7 /* Phase Detector Gain */
+#define ICS_PSD 0x30 /* Post-Scaler Divider */
+
+/*----------------------------------------------------*/
+/* ICS1523 PLL FeedBack Divider LSBs Definition */
+/*----------------------------------------------------*/
+
+#define ICS_FBDL 0xFF /* PLL FeedBack Divider LSBs */
+
+/*----------------------------------------------------*/
+/* ICS1523 PLL FeedBack Divider MSBs Definition */
+/*----------------------------------------------------*/
+
+#define ICS_FBDM 0xF /* PLL FeedBack Divider MSBs */
+
+/*------------------------------------------------------------*/
+/* ICS1523 Dynamic Phase Aligner Offset Bits Definition */
+/*------------------------------------------------------------*/
+
+#define ICS_DPAOS 0x2F /* Dynamic Phase Aligner Offset */
+#define ICS_FILSEL 0x80 /* Loop Filter Select */
+
+/*----------------------------------------------------------------*/
+/* ICS1523 Dynamic Phase Aligner Resolution Bits Definition */
+/*----------------------------------------------------------------*/
+
+#define ICS_DPARES 0x3 /* Dynamic Phase Aligner Resolution */
+#define ICS_MMREV 0xFC /* Metal Mask Revision Number */
+
+/*-------------------------------------------------------*/
+/* ICS1523 Output Enables Register Bits Definition */
+/*-------------------------------------------------------*/
+
+#define ICS_OEPCK 0x1 /* Output Enable for PECL PCLK Outputs */
+#define ICS_OETCK 0x2 /* Output Enable for STTL CLK Output */
+#define ICS_OEP2 0x4 /* Output Enable for PECL CLK/2 Outputs */
+#define ICS_OET2 0x8 /* Output Enable for STTL CLK/2 Output */
+#define ICS_OEF 0x10 /* Output Enable for STTL FUNC Output */
+#define ICS_CLK2INV 0x20 /* CLK/2 Invert */
+#define ICS_OSCL 0xC0 /* SSTL Clock Scaler */
+
+/*----------------------------------------------------*/
+/* ICS1523 Osc Divider Register Bits Definition */
+/*----------------------------------------------------*/
+
+#define ICS_OSCDIV 0x7F /* Oscillator Divider Modulus */
+#define ICS_INSEL 0x80 /* Input Select */
+
+/*---------------------------------------------------*/
+/* ICS1523 DPA & PLL Reset Register Definition */
+/*---------------------------------------------------*/
+
+#define ICS_DPAR 0x0A /* DPA Reset Command */
+#define ICS_PLLR 0x50 /* PLL Reset Command */
+
+/*------------------------------------------------*/
+/* ICS1523 Chip Version Register Definition */
+/*------------------------------------------------*/
+
+#define ICS_CHIPV 0xFF /* Chip Version */
+
+/*-------------------------------------------------*/
+/* ICS1523 Chip Revision Register Definition */
+/*-------------------------------------------------*/
+
+#define ICS_CHIPR 0xFF /* Chip Revision */
+
+/*------------------------------------------*/
+/* ICS1523 Status Register Definition */
+/*------------------------------------------*/
+
+#define ICS_DPALOCK 0x1 /* DPA Lock Status */
+#define ICS_PLLLOCK 0x2 /* PLL Lock Status */
+
+int at91_ics1523_init(void);
+
+#endif /* ics1523_h */
Index: linux-2.6.21.7/include/asm-arm/arch-at91/io.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/io.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/io.h
@@ -29,4 +29,22 @@
#define __mem_pci(a) (a)
+#ifndef __ASSEMBLY__
+
+static inline unsigned int at91_sys_read(unsigned int reg_offset)
+{
+ void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
+
+ return __raw_readl(addr + reg_offset);
+}
+
+static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
+{
+ void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
+
+ __raw_writel(value, addr + reg_offset);
+}
+
+#endif
+
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/irqs.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/irqs.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/irqs.h
@@ -21,6 +21,7 @@
#ifndef __ASM_ARCH_IRQS_H
#define __ASM_ARCH_IRQS_H
+#include <asm/io.h>
#include <asm/arch/at91_aic.h>
#define NR_AIC_IRQS 32
Index: linux-2.6.21.7/include/asm-arm/arch-at91/spi.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/asm-arm/arch-at91/spi.h
@@ -0,0 +1,54 @@
+/*
+ * Serial Peripheral Interface (SPI) driver for the Atmel AT91RM9200
+ *
+ * (c) SAN People (Pty) Ltd
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef AT91_LEGACY_SPI_H
+#define AT91_LEGACY_SPI_H
+
+#define SPI_MAJOR 153 /* registered device number */
+
+#define DEFAULT_SPI_CLK 6000000
+
+
+/* Maximum number of buffers in a single SPI transfer.
+ * DataFlash uses maximum of 2
+ * spidev interface supports up to 8.
+ */
+#define MAX_SPI_TRANSFERS 8
+#define NR_SPI_DEVICES 4 /* number of devices on SPI bus */
+
+/*
+ * Describes the buffers for a SPI transfer.
+ * A transmit & receive buffer must be specified for each transfer
+ */
+struct spi_transfer_list {
+ void* tx[MAX_SPI_TRANSFERS]; /* transmit */
+ int txlen[MAX_SPI_TRANSFERS];
+ void* rx[MAX_SPI_TRANSFERS]; /* receive */
+ int rxlen[MAX_SPI_TRANSFERS];
+ int nr_transfers; /* number of transfers */
+ int curr; /* current transfer */
+};
+
+struct spi_local {
+ unsigned int pcs; /* Peripheral Chip Select value */
+
+ struct spi_transfer_list *xfers; /* current transfer list */
+ dma_addr_t tx, rx; /* DMA address for current transfer */
+ dma_addr_t txnext, rxnext; /* DMA address for next transfer */
+};
+
+
+/* Exported functions */
+extern void spi_access_bus(short device);
+extern void spi_release_bus(short device);
+extern int spi_transfer(struct spi_transfer_list* list);
+
+#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/timex.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/timex.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/timex.h
@@ -37,6 +37,11 @@
#define AT91SAM9_MASTER_CLOCK 99959500
#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
+#elif defined(CONFIG_ARCH_AT91SAM9RL)
+
+#define AT91SAM9_MASTER_CLOCK 100000000
+#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
+
#endif
#endif
Index: linux-2.6.21.7/include/asm-arm/arch-at91/uncompress.h
===================================================================
--- linux-2.6.21.7.orig/include/asm-arm/arch-at91/uncompress.h
+++ linux-2.6.21.7/include/asm-arm/arch-at91/uncompress.h
@@ -21,7 +21,7 @@
#ifndef __ASM_ARCH_UNCOMPRESS_H
#define __ASM_ARCH_UNCOMPRESS_H
-#include <asm/hardware.h>
+#include <asm/io.h>
#include <asm/arch/at91_dbgu.h>
/*
Index: linux-2.6.21.7/include/linux/clk.h
===================================================================
--- linux-2.6.21.7.orig/include/linux/clk.h
+++ linux-2.6.21.7/include/linux/clk.h
@@ -121,4 +121,24 @@ int clk_set_parent(struct clk *clk, stru
*/
struct clk *clk_get_parent(struct clk *clk);
+/**
+ * clk_must_disable - report whether a clock's users must disable it
+ * @clk: one node in the clock tree
+ *
+ * This routine returns true only if the upcoming system state requires
+ * disabling the specified clock.
+ *
+ * It's common for platform power states to constrain certain clocks (and
+ * their descendants) to be unavailable, while other states allow that
+ * clock to be active. A platform's power states often include an "all on"
+ * mode; system wide sleep states like "standby" or "suspend-to-RAM"; and
+ * operating states which sacrifice functionality for lower power usage.
+ *
+ * The constraint value is commonly tested in device driver suspend(), to
+ * leave clocks active if they are needed for features like wakeup events.
+ * On platforms that support reduced functionality operating states, the
+ * constraint may also need to be tested during resume() and probe() calls.
+ */
+int clk_must_disable(struct clk *clk);
+
#endif
Index: linux-2.6.21.7/include/linux/i2c-id.h
===================================================================
--- linux-2.6.21.7.orig/include/linux/i2c-id.h
+++ linux-2.6.21.7/include/linux/i2c-id.h
@@ -202,6 +202,7 @@
/* --- PCA 9564 based algorithms */
#define I2C_HW_A_ISA 0x1a0000 /* generic ISA Bus interface card */
+#define I2C_HW_A_PLAT 0x1a0001 /* generic platform_bus interface */
/* --- ACPI Embedded controller algorithms */
#define I2C_HW_ACPI_EC 0x1f0000
Index: linux-2.6.21.7/include/video/atmel_lcdc.h
===================================================================
--- /dev/null
+++ linux-2.6.21.7/include/video/atmel_lcdc.h
@@ -0,0 +1,196 @@
+/*
+ * Header file for AT91/AT32 LCD Controller
+ *
+ * Data structure and register user interface
+ *
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __ATMEL_LCDC_H__
+#define __ATMEL_LCDC_H__
+
+ /* LCD Controller info data structure */
+struct atmel_lcdfb_info {
+ spinlock_t lock;
+ struct fb_info *info;
+ void __iomem *mmio;
+ unsigned long irq_base;
+
+ unsigned int guard_time;
+ struct platform_device *pdev;
+ struct clk *bus_clk;
+ struct clk *lcdc_clk;
+ unsigned int default_bpp;
+ unsigned int default_lcdcon2;
+ unsigned int default_dmacon;
+ void (*atmel_lcdfb_power_control)(int on);
+ struct fb_monspecs *default_monspecs;
+ u32 pseudo_palette[16];
+};
+
+#define ATMEL_LCDC_DMABADDR1 0x00
+#define ATMEL_LCDC_DMABADDR2 0x04
+#define ATMEL_LCDC_DMAFRMPT1 0x08
+#define ATMEL_LCDC_DMAFRMPT2 0x0c
+#define ATMEL_LCDC_DMAFRMADD1 0x10
+#define ATMEL_LCDC_DMAFRMADD2 0x14
+
+#define ATMEL_LCDC_DMAFRMCFG 0x18
+#define ATMEL_LCDC_FRSIZE (0x7fffff << 0)
+#define ATMEL_LCDC_BLENGTH_OFFSET 24
+#define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET)
+
+#define ATMEL_LCDC_DMACON 0x1c
+#define ATMEL_LCDC_DMAEN (0x1 << 0)
+#define ATMEL_LCDC_DMARST (0x1 << 1)
+#define ATMEL_LCDC_DMABUSY (0x1 << 2)
+#define ATMEL_LCDC_DMAUPDT (0x1 << 3)
+#define ATMEL_LCDC_DMA2DEN (0x1 << 4)
+
+#define ATMEL_LCDC_DMA2DCFG 0x20
+#define ATMEL_LCDC_ADDRINC_OFFSET 0
+#define ATMEL_LCDC_ADDRINC (0xffff)
+#define ATMEL_LCDC_PIXELOFF_OFFSET 24
+#define ATMEL_LCDC_PIXELOFF (0x1f << 24)
+
+#define ATMEL_LCDC_LCDCON1 0x0800
+#define ATMEL_LCDC_BYPASS (1 << 0)
+#define ATMEL_LCDC_CLKVAL_OFFSET 12
+#define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET)
+#define ATMEL_LCDC_LINCNT (0x7ff << 21)
+
+#define ATMEL_LCDC_LCDCON2 0x0804
+#define ATMEL_LCDC_DISTYPE (3 << 0)
+#define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0)
+#define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0)
+#define ATMEL_LCDC_DISTYPE_TFT (2 << 0)
+#define ATMEL_LCDC_SCANMOD (1 << 2)
+#define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2)
+#define ATMEL_LCDC_SCANMOD_DUAL (1 << 2)
+#define ATMEL_LCDC_IFWIDTH (3 << 3)
+#define ATMEL_LCDC_IFWIDTH_4 (0 << 3)
+#define ATMEL_LCDC_IFWIDTH_8 (1 << 3)
+#define ATMEL_LCDC_IFWIDTH_16 (2 << 3)
+#define ATMEL_LCDC_PIXELSIZE (7 << 5)
+#define ATMEL_LCDC_PIXELSIZE_1 (0 << 5)
+#define ATMEL_LCDC_PIXELSIZE_2 (1 << 5)
+#define ATMEL_LCDC_PIXELSIZE_4 (2 << 5)
+#define ATMEL_LCDC_PIXELSIZE_8 (3 << 5)
+#define ATMEL_LCDC_PIXELSIZE_16 (4 << 5)
+#define ATMEL_LCDC_PIXELSIZE_24 (5 << 5)
+#define ATMEL_LCDC_PIXELSIZE_32 (6 << 5)
+#define ATMEL_LCDC_INVVD (1 << 8)
+#define ATMEL_LCDC_INVVD_NORMAL (0 << 8)
+#define ATMEL_LCDC_INVVD_INVERTED (1 << 8)
+#define ATMEL_LCDC_INVFRAME (1 << 9 )
+#define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9)
+#define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9)
+#define ATMEL_LCDC_INVLINE (1 << 10)
+#define ATMEL_LCDC_INVLINE_NORMAL (0 << 10)
+#define ATMEL_LCDC_INVLINE_INVERTED (1 << 10)
+#define ATMEL_LCDC_INVCLK (1 << 11)
+#define ATMEL_LCDC_INVCLK_NORMAL (0 << 11)
+#define ATMEL_LCDC_INVCLK_INVERTED (1 << 11)
+#define ATMEL_LCDC_INVDVAL (1 << 12)
+#define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12)
+#define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12)
+#define ATMEL_LCDC_CLKMOD (1 << 15)
+#define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15)
+#define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15)
+#define ATMEL_LCDC_MEMOR (1 << 31)
+#define ATMEL_LCDC_MEMOR_BIG (0 << 31)
+#define ATMEL_LCDC_MEMOR_LITTLE (1 << 31)
+
+#define ATMEL_LCDC_TIM1 0x0808
+#define ATMEL_LCDC_VFP (0xff << 0)
+#define ATMEL_LCDC_VBP_OFFSET 8
+#define ATMEL_LCDC_VBP (0xff << ATMEL_LCDC_VBP_OFFSET)
+#define ATMEL_LCDC_VPW_OFFSET 16
+#define ATMEL_LCDC_VPW (0x3f << ATMEL_LCDC_VPW_OFFSET)
+#define ATMEL_LCDC_VHDLY_OFFSET 24
+#define ATMEL_LCDC_VHDLY (0xf << ATMEL_LCDC_VHDLY_OFFSET)
+
+#define ATMEL_LCDC_TIM2 0x080c
+#define ATMEL_LCDC_HBP (0xff << 0)
+#define ATMEL_LCDC_HPW_OFFSET 8
+#define ATMEL_LCDC_HPW (0x3f << ATMEL_LCDC_HPW_OFFSET)
+#define ATMEL_LCDC_HFP_OFFSET 21
+#define ATMEL_LCDC_HFP (0x7ff << ATMEL_LCDC_HFP_OFFSET)
+
+#define ATMEL_LCDC_LCDFRMCFG 0x0810
+#define ATMEL_LCDC_LINEVAL (0x7ff << 0)
+#define ATMEL_LCDC_HOZVAL_OFFSET 21
+#define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET)
+
+#define ATMEL_LCDC_FIFO 0x0814
+#define ATMEL_LCDC_FIFOTH (0xffff)
+
+#define ATMEL_LCDC_MVAL 0x0818
+
+#define ATMEL_LCDC_DP1_2 0x081c
+#define ATMEL_LCDC_DP4_7 0x0820
+#define ATMEL_LCDC_DP3_5 0x0824
+#define ATMEL_LCDC_DP2_3 0x0828
+#define ATMEL_LCDC_DP5_7 0x082c
+#define ATMEL_LCDC_DP3_4 0x0830
+#define ATMEL_LCDC_DP4_5 0x0834
+#define ATMEL_LCDC_DP6_7 0x0838
+#define ATMEL_LCDC_DP1_2_VAL (0xff)
+#define ATMEL_LCDC_DP4_7_VAL (0xfffffff)
+#define ATMEL_LCDC_DP3_5_VAL (0xfffff)
+#define ATMEL_LCDC_DP2_3_VAL (0xfff)
+#define ATMEL_LCDC_DP5_7_VAL (0xfffffff)
+#define ATMEL_LCDC_DP3_4_VAL (0xffff)
+#define ATMEL_LCDC_DP4_5_VAL (0xfffff)
+#define ATMEL_LCDC_DP6_7_VAL (0xfffffff)
+
+#define ATMEL_LCDC_PWRCON 0x083c
+#define ATMEL_LCDC_PWR (1 << 0)
+#define ATMEL_LCDC_GUARDT_OFFSET 1
+#define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET)
+#define ATMEL_LCDC_BUSY (1 << 31)
+
+#define ATMEL_LCDC_CONTRAST_CTR 0x0840
+#define ATMEL_LCDC_PS (3 << 0)
+#define ATMEL_LCDC_PS_DIV1 (0 << 0)
+#define ATMEL_LCDC_PS_DIV2 (1 << 0)
+#define ATMEL_LCDC_PS_DIV4 (2 << 0)
+#define ATMEL_LCDC_PS_DIV8 (3 << 0)
+#define ATMEL_LCDC_POL (1 << 2)
+#define ATMEL_LCDC_POL_NEGATIVE (0 << 2)
+#define ATMEL_LCDC_POL_POSITIVE (1 << 2)
+#define ATMEL_LCDC_ENA (1 << 3)
+#define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3)
+#define ATMEL_LCDC_ENA_PWMENABLE (1 << 3)
+
+#define ATMEL_LCDC_CONTRAST_VAL 0x0844
+#define ATMEL_LCDC_CVAL (0xff)
+
+#define ATMEL_LCDC_IER 0x0848
+#define ATMEL_LCDC_IDR 0x084c
+#define ATMEL_LCDC_IMR 0x0850
+#define ATMEL_LCDC_ISR 0x0854
+#define ATMEL_LCDC_ICR 0x0858
+#define ATMEL_LCDC_LNI (1 << 0)
+#define ATMEL_LCDC_LSTLNI (1 << 1)
+#define ATMEL_LCDC_EOFI (1 << 2)
+#define ATMEL_LCDC_UFLWI (1 << 4)
+#define ATMEL_LCDC_OWRI (1 << 5)
+#define ATMEL_LCDC_MERI (1 << 6)
+
+#define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4))
+
+#endif /* __ATMEL_LCDC_H__ */
Index: linux-2.6.21.7/sound/soc/at91/eti_b1_wm8731.c
===================================================================
--- linux-2.6.21.7.orig/sound/soc/at91/eti_b1_wm8731.c
+++ linux-2.6.21.7/sound/soc/at91/eti_b1_wm8731.c
@@ -34,8 +34,7 @@
#include <sound/soc.h>
#include <sound/soc-dapm.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/at91_pio.h>
+#include <asm/hardware.h>
#include <asm/arch/gpio.h>
#include "../codecs/wm8731.h"
@@ -48,13 +47,6 @@
#define DBG(x...)
#endif
-#define AT91_PIO_TF1 (1 << (AT91_PIN_PB6 - PIN_BASE) % 32)
-#define AT91_PIO_TK1 (1 << (AT91_PIN_PB7 - PIN_BASE) % 32)
-#define AT91_PIO_TD1 (1 << (AT91_PIN_PB8 - PIN_BASE) % 32)
-#define AT91_PIO_RD1 (1 << (AT91_PIN_PB9 - PIN_BASE) % 32)
-#define AT91_PIO_RK1 (1 << (AT91_PIN_PB10 - PIN_BASE) % 32)
-#define AT91_PIO_RF1 (1 << (AT91_PIN_PB11 - PIN_BASE) % 32)
-
static struct clk *pck1_clk;
static struct clk *pllb_clk;
@@ -277,7 +269,6 @@ static struct platform_device *eti_b1_sn
static int __init eti_b1_init(void)
{
int ret;
- u32 ssc_pio_lines;
struct at91_ssc_periph *ssc = eti_b1_dai.cpu_dai->private_data;
if (!request_mem_region(AT91RM9200_BASE_SSC1, SZ_16K, "soc-audio")) {
@@ -311,19 +302,12 @@ static int __init eti_b1_init(void)
goto fail_io_unmap;
}
- ssc_pio_lines = AT91_PIO_TF1 | AT91_PIO_TK1 | AT91_PIO_TD1
- | AT91_PIO_RD1 /* | AT91_PIO_RK1 */ | AT91_PIO_RF1;
-
- /* Reset all PIO registers and assign lines to peripheral A */
- at91_sys_write(AT91_PIOB + PIO_PDR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_ODR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_IFDR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_CODR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_IDR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_MDDR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_PUDR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_ASR, ssc_pio_lines);
- at91_sys_write(AT91_PIOB + PIO_OWDR, ssc_pio_lines);
+ at91_set_A_periph(AT91_PIN_PB6, 0); /* TF1 */
+ at91_set_A_periph(AT91_PIN_PB7, 0); /* TK1 */
+ at91_set_A_periph(AT91_PIN_PB8, 0); /* TD1 */
+ at91_set_A_periph(AT91_PIN_PB9, 0); /* RD1 */
+/* at91_set_A_periph(AT91_PIN_PB10, 0);*/ /* RK1 */
+ at91_set_A_periph(AT91_PIN_PB11, 0); /* RF1 */
/*
* Set PCK1 parent to PLLB and its rate to 12 Mhz.
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