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openwrt-xburst/target/linux/ixp4xx/patches-2.6.26/500-usr8200_support.patch

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--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -97,6 +97,14 @@ config MACH_SIDEWINDER
Engineering Sidewinder board. For more information on this
platform, see http://www.adiengineering.com
+config MACH_USR8200
+ bool "USRobotics USR8200"
+ select PCI
+ help
+ Say 'Y' here if you want your kernel to support the USRobotics
+ USR8200 router board. For more information on this platform, see
+ http://openwrt.org
+
config MACH_COMPEX
bool "Compex WP18 / NP18A"
select PCI
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -24,6 +24,7 @@ obj-pci-$(CONFIG_MACH_COMPEX) += ixdp42
obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o
obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o
+obj-pci-$(CONFIG_MACH_USR8200) += usr8200-pci.o
obj-y += common.o
@@ -46,6 +47,7 @@ obj-$(CONFIG_MACH_COMPEX) += compex-setu
obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o
obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o
+obj-$(CONFIG_MACH_USR8200) += usr8200-setup.o
obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/usr8200-pci.c
@@ -0,0 +1,78 @@
+/*
+ * arch/arch/mach-ixp4xx/usr8200-pci.c
+ *
+ * PCI setup routines for USRobotics USR8200
+ *
+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
+ *
+ * based on pronghorn-pci.c
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ * based on coyote-pci.c:
+ * Copyright (C) 2002 Jungo Software Technologies.
+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
+ *
+ * Maintainer: Peter Denison <openwrt@marshadder.org>
+ *
+ * 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/pci.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+
+#include <asm/mach-types.h>
+#include <asm/hardware.h>
+
+#include <asm/mach/pci.h>
+
+void __init usr8200_pci_preinit(void)
+{
+ set_irq_type(IRQ_IXP4XX_GPIO7, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
+
+ ixp4xx_pci_preinit();
+}
+
+static int __init usr8200_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (slot == 14)
+ return IRQ_IXP4XX_GPIO7;
+ else if (slot == 15)
+ return IRQ_IXP4XX_GPIO8;
+ else if (slot == 16) {
+ if (pin == 1)
+ return IRQ_IXP4XX_GPIO11;
+ else if (pin == 2)
+ return IRQ_IXP4XX_GPIO10;
+ else if (pin == 3)
+ return IRQ_IXP4XX_GPIO9;
+ else
+ return -1;
+ } else
+ return -1;
+}
+
+struct hw_pci usr8200_pci __initdata = {
+ .nr_controllers = 1,
+ .preinit = usr8200_pci_preinit,
+ .swizzle = pci_std_swizzle,
+ .setup = ixp4xx_setup,
+ .scan = ixp4xx_scan_bus,
+ .map_irq = usr8200_map_irq,
+};
+
+int __init usr8200_pci_init(void)
+{
+ if (machine_is_usr8200())
+ pci_common_init(&usr8200_pci);
+ return 0;
+}
+
+subsys_initcall(usr8200_pci_init);
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
@@ -0,0 +1,187 @@
+/*
+ * arch/arm/mach-ixp4xx/usr8200-setup.c
+ *
+ * Board setup for the USRobotics USR8200
+ *
+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
+ *
+ * based on pronghorn-setup.c:
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ * based on coyote-setup.c:
+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
+ *
+ * Author: Peter Denison <openwrt@marshadder.org>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_8250.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/memory.h>
+#include <linux/i2c-gpio.h>
+#include <linux/leds.h>
+
+#include <asm/setup.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct flash_platform_data usr8200_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource usr8200_flash_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device usr8200_flash = {
+ .name = "IXP4XX-Flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &usr8200_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &usr8200_flash_resource,
+};
+
+static struct resource usr8200_uart_resources [] = {
+ {
+ .start = IXP4XX_UART2_BASE_PHYS,
+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = IXP4XX_UART1_BASE_PHYS,
+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM
+ }
+};
+
+static struct plat_serial8250_port usr8200_uart_data[] = {
+ {
+ .mapbase = IXP4XX_UART2_BASE_PHYS,
+ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
+ .irq = IRQ_IXP4XX_UART2,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = IXP4XX_UART_XTAL,
+ },
+ {
+ .mapbase = IXP4XX_UART1_BASE_PHYS,
+ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
+ .irq = IRQ_IXP4XX_UART1,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = IXP4XX_UART_XTAL,
+ },
+ { },
+};
+
+static struct platform_device usr8200_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = usr8200_uart_data,
+ },
+ .num_resources = 2,
+ .resource = usr8200_uart_resources,
+};
+
+/*
+static struct i2c_gpio_platform_data usr8200_i2c_gpio_data = {
+ .sda_pin = 9,
+ .scl_pin = 10,
+};
+
+static struct platform_device usr8200_i2c_gpio = {
+ .name = "i2c-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &usr8200_i2c_gpio_data,
+ },
+};
+
+static struct gpio_led usr8200_led_pin[] = {
+ {
+ .name = "usr8200:green:status",
+ .gpio = 7,
+ }
+};
+
+static struct gpio_led_platform_data usr8200_led_data = {
+ .num_leds = 1,
+ .leds = usr8200_led_pin,
+};
+
+static struct platform_device usr8200_led = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev.platform_data = &usr8200_led_data,
+};
+*/
+
+static struct eth_plat_info usr8200_plat_eth[] = {
+ {
+ .phy = 16,
+ .rxq = 4,
+ .txreadyq = 21,
+ }, {
+ .phy = 9,
+ .rxq = 3,
+ .txreadyq = 20,
+ }
+};
+
+static struct platform_device usr8200_eth[] = {
+ {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = usr8200_plat_eth,
+ }, {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEB,
+ .dev.platform_data = usr8200_plat_eth + 1,
+ }
+};
+
+static struct platform_device *usr8200_devices[] __initdata = {
+ &usr8200_flash,
+ &usr8200_uart,
+/* &usr8200_led,
+ &usr8200_i2c_gpio, */
+ &usr8200_eth[0],
+ &usr8200_eth[1],
+};
+
+static void __init usr8200_init(void)
+{
+ ixp4xx_sys_init();
+
+ usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+ usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_64M - 1;
+
+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
+
+ platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
+}
+
+MACHINE_START(USR8200, "USRobotics USR8200")
+ /* Maintainer: Peter Denison <openwrt@marshadder.org> */
+ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
+ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .timer = &ixp4xx_timer,
+ .boot_params = 0x0100,
+ .init_machine = usr8200_init,
+MACHINE_END
--- a/include/asm-arm/arch-ixp4xx/uncompress.h
+++ b/include/asm-arm/arch-ixp4xx/uncompress.h
@@ -43,7 +43,7 @@ static __inline__ void __arch_decomp_set
if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
machine_is_gateway7001() || machine_is_wg302v2() ||
machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2() ||
- machine_is_tw5334())
+ machine_is_tw5334() || machine_is_usr8200())
uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
else
uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;