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Modified patches for 2.6.22.1 kernel

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8213 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
hcg 2007-07-29 06:01:46 +00:00
parent 387e6f0185
commit e50a65785a
8 changed files with 999 additions and 0 deletions
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246
target/linux/at91-2.6/patches-2.6.22/001-vlink-machine.patch Normal file
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@ -0,0 +1,246 @@
diff -urN linux-2.6.22.1.old/arch/arm/boot/compressed/head-at91rm9200.S linux-2.6.22.1/arch/arm/boot/compressed/head-at91rm9200.S
--- linux-2.6.22.1.old/arch/arm/boot/compressed/head-at91rm9200.S 2007-07-29 06:33:09.000000000 +0200
+++ linux-2.6.22.1/arch/arm/boot/compressed/head-at91rm9200.S 2007-07-29 06:39:45.000000000 +0200
@@ -67,6 +67,12 @@
cmp r7, r3
beq 99f
+ @ FDL Versalink : 1053
+ mov r3, #(MACH_TYPE_VLINK & 0xff)
+ orr r3, r3, #(MACH_TYPE_VLINK & 0xff00)
+ cmp r7, r3
+ beq 99f
+
@ Ajeco 1ARM : 1075
mov r3, #(MACH_TYPE_ONEARM & 0xff)
orr r3, r3, #(MACH_TYPE_ONEARM & 0xff00)
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/board-vlink.c linux-2.6.22.1/arch/arm/mach-at91/board-vlink.c
--- linux-2.6.22.1.old/arch/arm/mach-at91/board-vlink.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.22.1/arch/arm/mach-at91/board-vlink.c 2007-07-29 06:40:47.000000000 +0200
@@ -0,0 +1,191 @@
+/*
+ * linux/arch/arm/mach-at91/board-vlink.c
+ *
+ * Copyright (C) 2005 SAN People
+ * Copyright (C) 2006,2007 Guthrie Consulting
+ *
+ *
+ * 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/mtd/physmap.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/at91rm9200_mc.h>
+
+#include "generic.h"
+
+
+/*
+ * Serial port configuration.
+ * 0 .. 3 = USART0 .. USART3
+ * 4 = DBGU
+ */
+static struct at91_uart_config __initdata vlink_uart_config = {
+ .console_tty = 0, /* ttyS0 */
+ .nr_tty = 5,
+ .tty_map = { 4, 1, 0, 3, 2 } /* ttyS0, ..., ttyS4 */
+};
+
+static void __init vlink_map_io(void)
+{
+ /* Initialize processor: 18.432 MHz crystal */
+ at91rm9200_initialize(18432000, AT91RM9200_PQFP);
+
+ /* Setup the LEDs */
+ at91_init_leds(AT91_PIN_PC14, AT91_PIN_PC15);
+
+ /* Setup the serial ports and console */
+ at91_init_serial(&vlink_uart_config);
+}
+
+static void __init vlink_init_irq(void)
+{
+ at91rm9200_init_interrupts(NULL);
+}
+
+static struct at91_eth_data __initdata vlink_eth_data = {
+ .phy_irq_pin = AT91_PIN_PC4,
+ .is_rmii = 1,
+};
+
+static struct at91_usbh_data __initdata vlink_usbh_data = {
+ .ports = 1,
+};
+
+/*
+static struct at91_udc_data __initdata vlink_udc_data = {
+ .vbus_pin = AT91_PIN_PD4,
+ .pullup_pin = AT91_PIN_PD5,
+};
+*/
+
+static struct at91_mmc_data __initdata vlink_mmc_data = {
+// .det_pin = AT91_PIN_PB27,
+ .slot_b = 0,
+ .wire4 = 1,
+// .wp_pin = AT91_PIN_PA17,
+};
+
+static struct spi_board_info vlink_spi_devices[] = {
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 0,
+ .max_speed_hz = 15 * 1000 * 1000,
+ },
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+ { /* DataFlash card */
+ .modalias = "mtd_dataflash",
+ .chip_select = 3,
+ .max_speed_hz = 15 * 1000 * 1000,
+ },
+#endif
+};
+
+/*static struct at91_gpio_led vlink_leds[] = {
+ {
+ .name = "led0",
+ .gpio = AT91_PIN_PC14,
+ .trigger = "heartbeat",
+ },
+ {
+ .name = "led1",
+ .gpio = AT91_PIN_PC15,
+ .trigger = "timer",
+ }
+};
+*/
+
+static void __init vlink_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* Ethernet */
+ at91_add_device_eth(&vlink_eth_data);
+ /* USB Host */
+ at91_add_device_usbh(&vlink_usbh_data);
+ /* USB Device */
+// at91_add_device_udc(&vlink_udc_data);
+// at91_set_multi_drive(vlink_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
+ /* I2C */
+ at91_add_device_i2c();
+ /* SPI */
+ at91_add_device_spi(vlink_spi_devices, ARRAY_SIZE(vlink_spi_devices));
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+ /* DataFlash card */
+// at91_set_gpio_output(AT91_PIN_PB22, 0);
+#else
+ /* MMC */
+// at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
+ at91_add_device_mmc(0, &vlink_mmc_data);
+#endif
+ /* LEDs */
+// at91_gpio_leds(vlink_leds, ARRAY_SIZE(vlink_leds));
+
+/* Other LED's */
+ at91_set_gpio_output(AT91_PIN_PC7, 1); // LED FRONT AP1
+ at91_set_gpio_output(AT91_PIN_PC8, 1); // LED FRONT BP1
+ at91_set_gpio_output(AT91_PIN_PB14, 1); // LED BACK AP1
+ at91_set_gpio_output(AT91_PIN_PB15, 1); // LED BACK BP1
+ at91_set_gpio_output(AT91_PIN_PB16, 1); // LED BACK AP2
+ at91_set_gpio_output(AT91_PIN_PB17, 1); // LED BACK BP2
+
+/* SIM Cards */
+ at91_set_gpio_output(AT91_PIN_PB9, 1); // ENBSC3
+ at91_set_gpio_output(AT91_PIN_PB10, 1); // ENBSC2
+ at91_set_gpio_output(AT91_PIN_PB11, 1); // ENBSC1
+
+/* GSM Module Control */
+ at91_set_gpio_output(AT91_PIN_PB12, 1); // GSMONOFF
+
+/* Test jig presence detection */
+ at91_set_gpio_input(AT91_PIN_PB8, 1); // JIGPRESENT
+
+/* Power indicator */
+ at91_set_gpio_input(AT91_PIN_PB22, 1); // PWR_IND
+
+/* USB Device control */
+ at91_set_gpio_input(AT91_PIN_PB27, 1); // UDB_CNX
+ at91_set_gpio_output(AT91_PIN_PB28, 1); // UDB_PUP
+ at91_set_multi_drive(AT91_PIN_PB28, 1); // Set to multi-drive
+
+}
+
+MACHINE_START(VLINK, "FDL VersaLink")
+ /* Maintainer: Guthrie Consulting */
+ .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 = vlink_map_io,
+ .init_irq = vlink_init_irq,
+ .init_machine = vlink_board_init,
+MACHINE_END
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Kconfig linux-2.6.22.1/arch/arm/mach-at91/Kconfig
--- linux-2.6.22.1.old/arch/arm/mach-at91/Kconfig 2007-07-29 06:33:09.000000000 +0200
+++ linux-2.6.22.1/arch/arm/mach-at91/Kconfig 2007-07-29 06:42:19.000000000 +0200
@@ -103,6 +103,12 @@
help
Select this if you are using Promwad's Chub board.
+config MACH_VLINK
+ bool "Figment Design Labs VersaLink"
+ depends on ARCH_AT91RM9200
+ help
+ Select this if you are using FDL's VersaLink board
+
endif
# ----------------------------------------------------------
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Makefile linux-2.6.22.1/arch/arm/mach-at91/Makefile
--- linux-2.6.22.1.old/arch/arm/mach-at91/Makefile 2007-07-29 06:33:09.000000000 +0200
+++ linux-2.6.22.1/arch/arm/mach-at91/Makefile 2007-07-29 06:43:36.000000000 +0200
@@ -29,6 +29,7 @@
obj-$(CONFIG_MACH_ATEB9200) += board-eb9200.o
obj-$(CONFIG_MACH_KAFA) += board-kafa.o
obj-$(CONFIG_MACH_CHUB) += board-chub.o
+obj-$(CONFIG_MACH_VLINK) += board-vlink.o
obj-$(CONFIG_MACH_PICOTUX2XX) += board-picotux200.o
# AT91SAM9260 board-specific support
@@ -52,6 +53,7 @@
led-$(CONFIG_MACH_CSB637) += leds.o
led-$(CONFIG_MACH_KB9200) += leds.o
led-$(CONFIG_MACH_KAFA) += leds.o
+led-$(CONFIG_MACH_VLINK) += leds.o
obj-$(CONFIG_LEDS) += $(led-y)
# VGA support

121
target/linux/at91-2.6/patches-2.6.22/002-led-driver.patch Normal file
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@ -0,0 +1,121 @@
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/Makefile linux-2.6.22.1/arch/arm/mach-at91/Makefile
--- linux-2.6.22.1.old/arch/arm/mach-at91/Makefile 2007-07-29 06:46:13.000000000 +0200
+++ linux-2.6.22.1/arch/arm/mach-at91/Makefile 2007-07-29 06:54:19.000000000 +0200
@@ -53,7 +53,7 @@
led-$(CONFIG_MACH_CSB637) += leds.o
led-$(CONFIG_MACH_KB9200) += leds.o
led-$(CONFIG_MACH_KAFA) += leds.o
-led-$(CONFIG_MACH_VLINK) += leds.o
+led-$(CONFIG_MACH_VLINK) += vlink_leds.o
obj-$(CONFIG_LEDS) += $(led-y)
# VGA support
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/vlink_leds.c linux-2.6.22.1/arch/arm/mach-at91/vlink_leds.c
--- linux-2.6.22.1.old/arch/arm/mach-at91/vlink_leds.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.22.1/arch/arm/mach-at91/vlink_leds.c 2007-07-29 06:54:58.000000000 +0200
@@ -0,0 +1,105 @@
+/*
+ * LED driver for Atmel AT91-based boards.
+ *
+ * Copyright (C) SAN People (Pty) Ltd
+ * Modified for FDL VersaLink Copyright (C) Guthrie Consulting
+ *
+ * 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/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#include <asm/mach-types.h>
+#include <asm/leds.h>
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+
+static inline void at91_led_on(unsigned int led)
+{
+ at91_set_gpio_value(led, 0);
+}
+
+static inline void at91_led_off(unsigned int led)
+{
+ at91_set_gpio_value(led, 1);
+}
+
+static inline void at91_led_toggle(unsigned int led)
+{
+ unsigned long is_off = at91_get_gpio_value(led);
+ if (is_off) {
+ at91_led_on(led);
+ at91_led_off(at91_leds_cpu);
+ }
+ else {
+ at91_led_on(at91_leds_cpu);
+ at91_led_off(led);
+ }
+}
+
+
+/*
+ * Handle LED events.
+ */
+
+/*
+ * VersaLink has a single bi-coloured LED which changes colour when the
+ * polarity is reversed
+ */
+static void at91_leds_event(led_event_t evt)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+
+ switch(evt) {
+ case led_start: /* System startup */
+ at91_led_toggle(at91_leds_timer);
+ break;
+
+ case led_stop: /* System stop / suspend */
+ at91_led_toggle(at91_leds_timer);
+ break;
+
+#ifdef CONFIG_LEDS_TIMER
+ case led_timer: /* Every 50 timer ticks */
+ at91_led_toggle(at91_leds_timer);
+ break;
+#endif
+
+#ifdef CONFIG_LEDS_CPU
+ case led_idle_start: /* Entering idle state */
+ at91_led_toggle(at91_leds_timer);
+ break;
+
+ case led_idle_end: /* Exit idle state */
+ at91_led_toggle(at91_leds_timer);
+ break;
+#endif
+
+ default:
+ break;
+ }
+
+ local_irq_restore(flags);
+}
+
+
+static int __init leds_init(void)
+{
+ if (!at91_leds_timer || !at91_leds_cpu)
+ return -ENODEV;
+
+ leds_event = at91_leds_event;
+
+ leds_event(led_start);
+ return 0;
+}
+
+__initcall(leds_init);

359
target/linux/at91-2.6/patches-2.6.22/003-gpio-driver.patch Normal file
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@ -0,0 +1,359 @@
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/gpio.c linux-2.6.22.1/arch/arm/mach-at91/gpio.c
--- linux-2.6.22.1.old/arch/arm/mach-at91/gpio.c 2007-07-10 20:56:30.000000000 +0200
+++ linux-2.6.22.1/arch/arm/mach-at91/gpio.c 2007-07-29 07:03:30.000000000 +0200
@@ -27,6 +27,7 @@
static struct at91_gpio_bank *gpio;
static int gpio_banks;
+static u32 pio_gpio_pin[4] = { 0, 0, 0, 0 };
static inline void __iomem *pin_to_controller(unsigned pin)
@@ -71,9 +72,13 @@
{
void __iomem *pio = pin_to_controller(pin);
unsigned mask = pin_to_mask(pin);
+ int bank = (pin - PIN_BASE) / 32;
if (!pio)
return -EINVAL;
+
+ pio_gpio_pin[bank] |= mask;
+
__raw_writel(mask, pio + PIO_IDR);
__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
__raw_writel(mask, pio + PIO_PER);
@@ -130,10 +135,13 @@
{
void __iomem *pio = pin_to_controller(pin);
unsigned mask = pin_to_mask(pin);
+ int bank = (pin - PIN_BASE) / 32;
if (!pio)
return -EINVAL;
+ pio_gpio_pin[bank] |= mask;
+
__raw_writel(mask, pio + PIO_IDR);
__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
__raw_writel(mask, pio + PIO_ODR);
@@ -151,10 +159,13 @@
{
void __iomem *pio = pin_to_controller(pin);
unsigned mask = pin_to_mask(pin);
+ int bank = (pin - PIN_BASE) / 32;
if (!pio)
return -EINVAL;
+ pio_gpio_pin[bank] |= mask;
+
__raw_writel(mask, pio + PIO_IDR);
__raw_writel(mask, pio + PIO_PUDR);
__raw_writel(mask, pio + (value ? PIO_SODR : PIO_CODR));
@@ -262,6 +273,18 @@
}
EXPORT_SYMBOL(at91_get_gpio_value);
+int at91_is_pin_gpio(unsigned pin)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+ int bank = (pin - PIN_BASE) / 32;
+
+ if (!pio)
+ return -EINVAL;
+ return (pio_gpio_pin[bank] & mask) != 0;
+}
+EXPORT_SYMBOL(at91_is_pin_gpio);
+
/*--------------------------------------------------------------------------*/
#ifdef CONFIG_PM
diff -urN linux-2.6.22.1.old/drivers/char/Kconfig linux-2.6.22.1/drivers/char/Kconfig
--- linux-2.6.22.1.old/drivers/char/Kconfig 2007-07-29 06:46:13.000000000 +0200
+++ linux-2.6.22.1/drivers/char/Kconfig 2007-07-29 07:05:30.000000000 +0200
@@ -1099,5 +1099,12 @@
The SPI driver gives user mode access to this serial
bus on the AT91RM9200 processor.
+config AT91_VLIO
+ tristate "Versalink LED and GPIO interface"
+ depends on ARCH_AT91RM9200 && MACH_VLINK
+ default n
+ help
+ Provides a handler GPIO's in userspace
+
endmenu
diff -urN linux-2.6.22.1.old/drivers/char/Makefile linux-2.6.22.1/drivers/char/Makefile
--- linux-2.6.22.1.old/drivers/char/Makefile 2007-07-29 06:46:13.000000000 +0200
+++ linux-2.6.22.1/drivers/char/Makefile 2007-07-29 07:06:06.000000000 +0200
@@ -95,6 +95,7 @@
obj-$(CONFIG_TELCLOCK) += tlclk.o
obj-$(CONFIG_AT91_SPI) += at91_spi.o
obj-$(CONFIG_AT91_SPIDEV) += at91_spidev.o
+obj-$(CONFIG_AT91_VLIO) += vlink_giu.o
obj-$(CONFIG_WATCHDOG) += watchdog/
obj-$(CONFIG_MWAVE) += mwave/
diff -urN linux-2.6.22.1.old/drivers/char/vlink_giu.c linux-2.6.22.1/drivers/char/vlink_giu.c
--- linux-2.6.22.1.old/drivers/char/vlink_giu.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.22.1/drivers/char/vlink_giu.c 2007-07-29 07:06:33.000000000 +0200
@@ -0,0 +1,256 @@
+/*
+ * Driver for FDL Versalink GPIO
+ *
+ * Copyright (C) 2005 Guthrie Consulting
+ * Author: Hamish Guthrie <hamish@prodigi.ch>
+ *
+ * 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/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/proc_fs.h>
+#include <linux/fcntl.h>
+#include <linux/seq_file.h>
+#include <linux/cdev.h>
+#include <asm/arch/gpio.h>
+#include <asm/uaccess.h>
+
+static int major; /* default is dynamic major device number */
+module_param(major, int, 0);
+MODULE_PARM_DESC(major, "Major device number");
+
+#define VIO_NR_DEVS 96
+
+struct vio_dev {
+ struct cdev cdev;
+};
+
+struct vio_dev *vio_devices;
+static struct class *vio_class;
+
+static ssize_t gpio_read(struct file *file, char __user *buf, size_t len,
+ loff_t *ppos)
+{
+ unsigned int pin;
+ int retval;
+ char value = '0';
+
+ pin = iminor(file->f_dentry->d_inode);
+
+ retval = at91_get_gpio_value(PIN_BASE + pin);
+ if (retval < 0)
+ return -EFAULT;
+
+ value = retval + 0x30;
+ if (put_user(value, buf))
+ return -EFAULT;
+
+ return 1;
+}
+
+static ssize_t gpio_write(struct file *file, const char __user *data,
+ size_t len, loff_t *ppos)
+{
+ unsigned int pin;
+ size_t i;
+ char c;
+ int retval = 0;
+
+ pin = iminor(file->f_dentry->d_inode);
+
+ for (i = 0; i < len; i++) {
+ if (get_user(c, data + i))
+ return -EFAULT;
+
+ switch (c) {
+ case '0':
+ case '1':
+ retval = at91_set_gpio_value(PIN_BASE + pin, (int)c - 0x30);
+ if (retval < 0)
+ return -EFAULT;
+ break;
+ default:
+ break;
+ }
+
+ if (retval < 0)
+ break;
+ }
+
+ return i;
+}
+
+static int gpio_open(struct inode *inode, struct file *file)
+{
+ return nonseekable_open(inode, file);
+}
+
+static int gpio_release(struct inode *inode, struct file *file)
+{
+ return 0;
+}
+
+static struct file_operations vio_fops = {
+ .owner = THIS_MODULE,
+ .read = gpio_read,
+ .write = gpio_write,
+ .open = gpio_open,
+ .release = gpio_release,
+};
+
+static void vio_setup_cdev(struct vio_dev *dev, int index)
+{
+ int err, devno = MKDEV(major, index);
+
+ cdev_init(&dev->cdev, &vio_fops);
+ dev->cdev.owner = THIS_MODULE;
+ dev->cdev.ops = &vio_fops;
+ err = cdev_add (&dev->cdev, devno, 1);
+ if (err)
+ printk(KERN_NOTICE "vio: Error %d adding vio%d", err, index);
+}
+
+static int vio_remove(struct platform_device *dev)
+{
+ int i;
+ dev_t devno = MKDEV(major, 0);
+
+ if (vio_devices) {
+ for(i=0; i<VIO_NR_DEVS; i++) {
+ int iodev = at91_is_pin_gpio(PIN_BASE + i);
+ if (iodev) {
+ cdev_del(&vio_devices[i].cdev);
+ class_device_destroy(vio_class, MKDEV(major, i));
+ }
+ }
+ kfree(vio_devices);
+ }
+
+ class_destroy(vio_class);
+ unregister_chrdev_region(devno, VIO_NR_DEVS);
+
+ platform_set_drvdata(dev, NULL);
+
+ return 0;
+}
+
+static int vio_probe(struct platform_device *dev)
+{
+ int retval, i, j;
+ dev_t vdev = 0;
+
+ if (major) {
+ vdev = MKDEV(major, 0);
+ retval = register_chrdev_region(vdev, VIO_NR_DEVS, "vio");
+ } else {
+ retval = alloc_chrdev_region(&vdev, 0, VIO_NR_DEVS, "vio");
+ major = MAJOR(vdev);
+ }
+ if (retval < 0) {
+ printk(KERN_WARNING "vio: can't get major %d\n", major);
+ return retval;
+ }
+
+ if (major == 0) {
+ major = retval;
+ printk(KERN_INFO "vio: major number %d\n", major);
+ }
+
+ vio_class = class_create(THIS_MODULE, "vio");
+
+ if (IS_ERR(vio_class)) {
+ printk(KERN_ERR "vio: Error creating vio class\n");
+ vio_remove(dev);
+ return PTR_ERR(vio_class);
+ }
+
+ vio_devices = kmalloc(VIO_NR_DEVS * sizeof(struct vio_dev), GFP_KERNEL);
+ if (!vio_devices) {
+ retval = -ENOMEM;
+ goto fail;
+ }
+ memset(vio_devices, 0, VIO_NR_DEVS * sizeof(struct vio_dev));
+
+ for (i=0; i<VIO_NR_DEVS/32; i++)
+ for(j=0; j<32; j++) {
+ int iodev = at91_is_pin_gpio(PIN_BASE + i*32 + j);
+ if (iodev) {
+ vio_setup_cdev(&vio_devices[i*32 + j], i*32 + j);
+ class_device_create(vio_class, NULL, MKDEV(major, i*32 + j), NULL,
+ "vio%c%d", i + 'A', j);
+ }
+ }
+
+ platform_set_drvdata(dev, vio_devices);
+
+ return 0;
+
+fail:
+ vio_remove(dev);
+ return retval;
+}
+
+static struct platform_device *vio_platform_device;
+
+static struct platform_driver vio_driver = {
+ .probe = vio_probe,
+ .remove = vio_remove,
+ .driver = {
+ .name = "vio",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init vio_init(void)
+{
+ int retval;
+
+ vio_platform_device = platform_device_register_simple("vio", -1, NULL, 0);
+ if (IS_ERR(vio_platform_device)) {
+ printk(KERN_WARNING "vio: device registration failed\n");
+ return PTR_ERR(vio_platform_device);
+ }
+
+ retval = platform_driver_register(&vio_driver);
+ if (retval < 0) {
+ printk(KERN_WARNING "vio: driver registration failed\n");
+ platform_device_unregister(vio_platform_device);
+ }
+
+ return retval;
+}
+
+static void __exit vio_exit(void)
+{
+ platform_driver_unregister(&vio_driver);
+ platform_device_unregister(vio_platform_device);
+}
+
+module_init(vio_init);
+module_exit(vio_exit);
+
+MODULE_AUTHOR("Hamish Guthrie <hamish@prodigi.ch>");
+MODULE_DESCRIPTION("FDL Versalink GPIO Driver");
+MODULE_LICENSE("GPL");

39
target/linux/at91-2.6/patches-2.6.22/007-mtd-partition.patch Normal file
View File

@ -0,0 +1,39 @@
diff -urN linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c
--- linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:50:05.000000000 +0200
+++ linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:56:11.000000000 +0200
@@ -173,7 +173,7 @@
};
#endif
-static const char *part_probes[] = { "cmdlinepart", NULL, };
+static const char *part_probes[] = { "cmdlinepart", "at91part", NULL, };
#endif
diff -urN linux-2.6.22.1.old/drivers/mtd/Kconfig linux-2.6.22.1/drivers/mtd/Kconfig
--- linux-2.6.22.1.old/drivers/mtd/Kconfig 2007-07-29 07:54:27.000000000 +0200
+++ linux-2.6.22.1/drivers/mtd/Kconfig 2007-07-29 07:55:21.000000000 +0200
@@ -160,6 +160,12 @@
for your particular device. It won't happen automatically. The
'armflash' map driver (CONFIG_MTD_ARMFLASH) does this, for example.
+config MTD_AT91_PARTS
+ tristate "Atmel AT91 partitioning support"
+ depends on MTD_PARTITIONS && ARCH_AT91RM9200 && AT91_SPI
+ ---help---
+ Atmel AT91 partitioning support
+
comment "User Modules And Translation Layers"
config MTD_CHAR
diff -urN linux-2.6.22.1.old/drivers/mtd/Makefile linux-2.6.22.1/drivers/mtd/Makefile
--- linux-2.6.22.1.old/drivers/mtd/Makefile 2007-07-10 20:56:30.000000000 +0200
+++ linux-2.6.22.1/drivers/mtd/Makefile 2007-07-29 07:55:39.000000000 +0200
@@ -11,6 +11,7 @@
obj-$(CONFIG_MTD_REDBOOT_PARTS) += redboot.o
obj-$(CONFIG_MTD_CMDLINE_PARTS) += cmdlinepart.o
obj-$(CONFIG_MTD_AFS_PARTS) += afs.o
+obj-$(CONFIG_MTD_AT91_PARTS) += at91part.o
# 'Users' - code which presents functionality to userspace.
obj-$(CONFIG_MTD_CHAR) += mtdchar.o

160
target/linux/at91-2.6/patches-2.6.22/008-fdl-serial.patch Normal file
View File

@ -0,0 +1,160 @@
--- linux-2.6.21.1.orig/drivers/serial/atmel_serial.c 2007-05-28 12:22:29.000000000 +0200
+++ linux-2.6.21.1/drivers/serial/atmel_serial.c 2007-05-28 16:39:09.000000000 +0200
@@ -174,7 +174,35 @@
at91_set_gpio_value(AT91_PIN_PA21, 0);
else
at91_set_gpio_value(AT91_PIN_PA21, 1);
+
+ /*
+ * FDL VersaLink adds GPIOS to provide full modem control on
+ * USART 0 - Drive DTR and RI pins manually
+ */
+ if (mctrl & TIOCM_DTR)
+ at91_set_gpio_value(AT91_PIN_PB6, 0);
+ else
+ at91_set_gpio_value(AT91_PIN_PB6, 1);
+ if (mctrl & TIOCM_RI)
+ at91_set_gpio_value(AT91_PIN_PB7, 0);
+ else
+ at91_set_gpio_value(AT91_PIN_PB7, 1);
}
+
+ /*
+ * FDL VersaLink adds GPIOS to provide full modem control on
+ * USART 3 - Drive DTR and RI pins manually
+ */
+ if (port->mapbase == AT91RM9200_BASE_US3) {
+ if (mctrl & TIOCM_DTR)
+ at91_set_gpio_value(AT91_PIN_PB29, 0);
+ else
+ at91_set_gpio_value(AT91_PIN_PB29, 1);
+ if (mctrl & TIOCM_RI)
+ at91_set_gpio_value(AT91_PIN_PB2, 0);
+ else
+ at91_set_gpio_value(AT91_PIN_PB2, 1);
+ }
}
#endif
@@ -211,8 +239,10 @@
/*
* The control signals are active low.
*/
- if (!(status & ATMEL_US_DCD))
- ret |= TIOCM_CD;
+
+ if (!(port->mapbase == AT91RM9200_BASE_US0 || port->mapbase == AT91RM9200_BASE_US3))
+ if (!(status & ATMEL_US_DCD))
+ ret |= TIOCM_CD;
if (!(status & ATMEL_US_CTS))
ret |= TIOCM_CTS;
if (!(status & ATMEL_US_DSR))
@@ -220,6 +250,16 @@
if (!(status & ATMEL_US_RI))
ret |= TIOCM_RI;
+ /*
+ * Read the GPIO's for the FDL VersaLink special case
+ */
+ if (port->mapbase == AT91RM9200_BASE_US0)
+ if (!(at91_get_gpio_value(AT91_PIN_PA19)))
+ ret |= TIOCM_CD;
+ if (port->mapbase == AT91RM9200_BASE_US3)
+ if (!(at91_get_gpio_value(AT91_PIN_PA24)))
+ ret |= TIOCM_CD;
+
return ret;
}
@@ -511,6 +551,34 @@
}
/*
+ * USART0 DCD Interrupt handler
+ */
+
+static irqreturn_t atmel_u0_DCD_interrupt(int irq, void *dev_id)
+{
+ struct uart_port *port = dev_id;
+ int status = at91_get_gpio_value(irq);
+
+ uart_handle_dcd_change(port, !(status));
+
+ return IRQ_HANDLED;
+}
+
+/*
+ * USART3 DCD Interrupt handler
+ */
+
+static irqreturn_t atmel_u3_DCD_interrupt(int irq, void *dev_id)
+{
+ struct uart_port *port = dev_id;
+ int status = at91_get_gpio_value(irq);
+
+ uart_handle_dcd_change(port, !(status));
+
+ return IRQ_HANDLED;
+}
+
+/*
* Interrupt handler
*/
static irqreturn_t atmel_interrupt(int irq, void *dev_id)
@@ -587,6 +655,23 @@
return retval;
}
+ if (port->mapbase == AT91RM9200_BASE_US0) {
+ retval = request_irq(AT91_PIN_PA19, atmel_u0_DCD_interrupt, 0, "atmel_serial", port);
+ if (retval) {
+ printk("atmel_serial: atmel_startup - Can't get u0DCD irq\n");
+ free_irq(port->irq, port);
+ return retval;
+ }
+ }
+ if (port->mapbase == AT91RM9200_BASE_US3) {
+ retval = request_irq(AT91_PIN_PA24, atmel_u3_DCD_interrupt, 0, "atmel_serial", port);
+ if (retval) {
+ printk("atmel_serial: atmel_startup - Can't get u3DCD irq\n");
+ free_irq(port->irq, port);
+ return retval;
+ }
+ }
+
/*
* Initialize DMA (if necessary)
*/
@@ -603,6 +688,10 @@
kfree(atmel_port->pdc_rx[0].buf);
}
free_irq(port->irq, port);
+ if (port->mapbase == AT91RM9200_BASE_US0)
+ free_irq(AT91_PIN_PA19, port);
+ if (port->mapbase == AT91RM9200_BASE_US3)
+ free_irq(AT91_PIN_PA24, port);
return -ENOMEM;
}
pdc->dma_addr = dma_map_single(port->dev, pdc->buf, PDC_BUFFER_SIZE, DMA_FROM_DEVICE);
@@ -636,6 +725,10 @@
retval = atmel_open_hook(port);
if (retval) {
free_irq(port->irq, port);
+ if (port->mapbase == AT91RM9200_BASE_US0)
+ free_irq(AT91_PIN_PA19, port);
+ if (port->mapbase == AT91RM9200_BASE_US3)
+ free_irq(AT91_PIN_PA24, port);
return retval;
}
}
@@ -701,6 +794,10 @@
* Free the interrupt
*/
free_irq(port->irq, port);
+ if (port->mapbase == AT91RM9200_BASE_US0)
+ free_irq(AT91_PIN_PA19, port);
+ if (port->mapbase == AT91RM9200_BASE_US3)
+ free_irq(AT91_PIN_PA24, port);
/*
* If there is a specific "close" function (to unregister

27
target/linux/at91-2.6/patches-2.6.22/009-fdl-uartinit.patch Normal file
View File

@ -0,0 +1,27 @@
diff -urN linux-2.6.22.1.old/arch/arm/mach-at91/at91rm9200_devices.c linux-2.6.22.1/arch/arm/mach-at91/at91rm9200_devices.c
--- linux-2.6.22.1.old/arch/arm/mach-at91/at91rm9200_devices.c 2007-07-29 06:46:13.000000000 +0200
+++ linux-2.6.22.1/arch/arm/mach-at91/at91rm9200_devices.c 2007-07-29 07:23:35.000000000 +0200
@@ -721,6 +721,10 @@
* We need to drive the pin manually. Default is off (RTS is active low).
*/
at91_set_gpio_output(AT91_PIN_PA21, 1);
+ at91_set_gpio_output(AT91_PIN_PB6, 1); /* DTR0 */
+ at91_set_gpio_output(AT91_PIN_PB7, 1); /* RI0 */
+ at91_set_gpio_input(AT91_PIN_PA19, 1); /* DCD0 */
+ at91_set_deglitch(AT91_PIN_PA19, 1);
}
static struct resource uart1_resources[] = {
@@ -832,6 +836,12 @@
{
at91_set_B_periph(AT91_PIN_PA5, 1); /* TXD3 */
at91_set_B_periph(AT91_PIN_PA6, 0); /* RXD3 */
+ at91_set_B_periph(AT91_PIN_PB0, 0); /* RTS3 */
+ at91_set_B_periph(AT91_PIN_PB1, 0); /* CTS3 */
+ at91_set_gpio_output(AT91_PIN_PB29, 1); /* DTR0 */
+ at91_set_gpio_output(AT91_PIN_PB2, 1); /* RI0 */
+ at91_set_gpio_input(AT91_PIN_PA24, 1); /* DCD0 */
+ at91_set_deglitch(AT91_PIN_PA24, 1);
}
struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */

28
target/linux/at91-2.6/patches-2.6.22/010-dm9161a-phyfix.patch Normal file
View File

@ -0,0 +1,28 @@
--- linux-2.6.21.1/drivers/net/arm/at91_ether.c.old 2007-06-04 18:15:49.000000000 +0200
+++ linux-2.6.21.1/drivers/net/arm/at91_ether.c 2007-06-04 18:10:36.000000000 +0200
@@ -146,6 +146,7 @@
struct at91_private *lp = netdev_priv(dev);
unsigned int bmsr, bmcr, lpa, mac_cfg;
unsigned int speed, duplex;
+ unsigned long timeout = jiffies + HZ;
if (!mii_link_ok(&lp->mii)) { /* no link */
netif_carrier_off(dev);
@@ -158,8 +159,15 @@
read_phy(lp->phy_address, MII_BMSR, &bmsr);
read_phy(lp->phy_address, MII_BMCR, &bmcr);
if (bmcr & BMCR_ANENABLE) { /* AutoNegotiation is enabled */
- if (!(bmsr & BMSR_ANEGCOMPLETE))
- return; /* Do nothing - another interrupt generated when negotiation complete */
+ while (!(bmsr & BMSR_ANEGCOMPLETE)) {
+ if (time_after(jiffies, timeout)) {
+ printk("at91_ether: Auto-negotiate timeout\n");
+ return;
+ }
+ read_phy(lp->phy_address, MII_BMSR, &bmsr);
+ read_phy(lp->phy_address, MII_BMCR, &bmcr);
+ cpu_relax();
+ }
read_phy(lp->phy_address, MII_LPA, &lpa);
if ((lpa & LPA_100FULL) || (lpa & LPA_100HALF)) speed = SPEED_100;

19
target/linux/at91-2.6/patches-2.6.22/014-initpartition.patch Normal file
View File

@ -0,0 +1,19 @@
diff -urN linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c
--- linux-2.6.22.1.old/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:18:10.000000000 +0200
+++ linux-2.6.22.1/drivers/mtd/devices/at91_dataflash.c 2007-07-29 07:32:52.000000000 +0200
@@ -161,12 +161,12 @@
.mask_flags = MTD_WRITEABLE, /* read-only */
},
{
- .name = "kernel",
+ .name = "knlroot",
.offset = MTDPART_OFS_NXTBLK,
- .size = 5 * 32 * 8 * 1056, /* 5 sectors */
+ .size = 0x320400,
},
{
- .name = "filesystem",
+ .name = "jffs2",
.offset = MTDPART_OFS_NXTBLK,
.size = MTDPART_SIZ_FULL, /* rest = 26 sectors */
}