diff options
Diffstat (limited to 'packages/linux/ixp4xx-kernel/2.6.16/97-ds101-setup.patch')
| -rw-r--r-- | packages/linux/ixp4xx-kernel/2.6.16/97-ds101-setup.patch | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-setup.patch b/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-setup.patch new file mode 100644 index 0000000000..ac3f7d19c7 --- /dev/null +++ b/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-setup.patch @@ -0,0 +1,288 @@ +diff -ruN linux-2.6.15.orig/arch/arm/mach-ixp4xx/ds101-setup.c linux-2.6.15.new/arch/arm/mach-ixp4xx/ds101-setup.c +--- linux-2.6.15.orig/arch/arm/mach-ixp4xx/ds101-setup.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.15.new/arch/arm/mach-ixp4xx/ds101-setup.c 2006-02-11 02:17:35.000000000 +0100 +@@ -0,0 +1,284 @@ ++/* ++ * arch/arm/mach-ixp4xx/ds101-setup.c ++ * ++ * DS 101 board-setup ++ * ++ * based ixdp425-setup.c: ++ * Copyright (C) 2003-2004 MontaVista Software, Inc. ++ * ++ * Author: Alessandro Zummo <a.zummo@towertech.it> ++ * Author: Rod Whitby <rod@whitby.id.au> ++ * Author: OEyvind Repvik <oyvind@repvik.org> ++ * Maintainers: http://www.nslu2-linux.org/ ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/serial.h> ++#include <linux/serial_8250.h> ++#include <linux/mtd/mtd.h> ++#include <linux/leds.h> ++ ++#include <asm/setup.h> ++#include <asm/memory.h> ++#include <asm/mach-types.h> ++#include <asm/mach/arch.h> ++#include <asm/mach/flash.h> ++ ++#include <net/maclist.h> ++ ++static struct flash_platform_data ds101_flash_data = { ++ .map_name = "cfi_probe", ++ .width = 2, ++}; ++ ++static struct resource ds101_flash_resource = { ++ .flags = IORESOURCE_MEM, ++}; ++ ++static struct platform_device ds101_flash = { ++ .name = "IXP4XX-Flash", ++ .id = 0, ++ .dev.platform_data = &ds101_flash_data, ++ .num_resources = 1, ++ .resource = &ds101_flash_resource, ++}; ++ ++#ifdef CONFIG_LEDS_CLASS ++static struct resource ds101_led_resources[] = { ++ { ++ .name = "power", /* blue power led */ ++ .start = 3, ++ .end = 3, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++ { ++ .name = "status-1", ++ .start = 14, ++ .end = 14, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++ { ++ .name = "status-2", ++ .start = 15, ++ .end = 15, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++ { ++ .name = "usb-1", /* The usb-copy-button led */ ++ .start = 5, ++ .end = 5, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++ { ++ .name = "usb-2", /* also the usb-copy-button led */ ++ .start = 4, ++ .end = 4, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++ { ++ .name = "test", ++ .start = 6, ++ .end = 6, ++ .flags = IXP4XX_GPIO_LOW, ++ }, ++}; ++ ++ ++static struct platform_device ds101_leds = { ++ .name = "IXP4XX-GPIO-LED", ++ .id = -1, ++ .num_resources = ARRAY_SIZE(ds101_led_resources), ++ .resource = ds101_led_resources, ++}; ++#endif ++ ++static struct ixp4xx_i2c_pins ds101_i2c_gpio_pins = { ++ .sda_pin = DS101_SDA_PIN, ++ .scl_pin = DS101_SCL_PIN, ++}; ++ ++static struct platform_device ds101_i2c_controller = { ++ .name = "IXP4XX-I2C", ++ .id = 0, ++ .dev.platform_data = &ds101_i2c_gpio_pins, ++ .num_resources = 0, ++}; ++ ++static struct platform_device ds101_beeper = { ++ .name = "ixp4xx-beeper", ++ .id = 2, ++ .num_resources = 0, ++}; ++ ++static struct resource ds101_uart_resources[] = { ++ { ++ .start = IXP4XX_UART1_BASE_PHYS, ++ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, ++ .flags = IORESOURCE_MEM, ++ }, ++ { ++ .start = IXP4XX_UART2_BASE_PHYS, ++ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, ++ .flags = IORESOURCE_MEM, ++ } ++}; ++ ++static struct plat_serial8250_port ds101_uart_data[] = { ++ { ++ .mapbase = IXP4XX_UART1_BASE_PHYS, ++ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, ++ .irq = IRQ_IXP4XX_UART1, ++ .flags = UPF_BOOT_AUTOCONF, ++ .iotype = UPIO_MEM, ++ .regshift = 2, ++ .uartclk = IXP4XX_UART_XTAL, ++ }, ++ { ++ .mapbase = IXP4XX_UART2_BASE_PHYS, ++ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, ++ .irq = IRQ_IXP4XX_UART2, ++ .flags = UPF_BOOT_AUTOCONF, ++ .iotype = UPIO_MEM, ++ .regshift = 2, ++ .uartclk = IXP4XX_UART_XTAL, ++ }, ++ { } ++}; ++ ++static struct platform_device ds101_uart = { ++ .name = "serial8250", ++ .id = PLAT8250_DEV_PLATFORM, ++ .dev.platform_data = ds101_uart_data, ++ .num_resources = 2, ++ .resource = ds101_uart_resources, ++}; ++ ++static struct platform_device *ds101_devices[] __initdata = { ++ &ds101_i2c_controller, ++ &ds101_flash, ++ &ds101_beeper, ++}; ++ ++static void ds101_power_off(void) ++{ ++ /* This causes the box to drop the power and go dead. */ ++ ++ /* enable the pwr cntl gpio */ ++ gpio_line_config(DS101_PO_GPIO, IXP4XX_GPIO_OUT); ++ ++ /* do the deed */ ++ gpio_line_set(DS101_PO_GPIO, IXP4XX_GPIO_HIGH); ++} ++ ++/* ++ * When the RedBoot config partition is added the MAC address is read from ++ * it. ++ * FIXME: This isn't correct on the DS101! ++ */ ++static void ds101_flash_add(struct mtd_info *mtd) { ++ if (strcmp(mtd->name, "RedBoot config") == 0) { ++ size_t retlen; ++ u_char mac[6]; ++ ++ /* The MAC is at a known offset... */ ++ if (mtd->read(mtd, 0x0FD8, 6, &retlen, mac) == 0 && retlen == 6) { ++ printk(KERN_INFO "DS101 MAC: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n", ++ mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); ++ maclist_add(mac); ++ } else { ++ printk(KERN_ERR "DS101 MAC: read failed\n"); ++ } ++ } ++} ++ ++/* ++ * Nothing to do on remove at present. ++ */ ++static void ds101_flash_remove(struct mtd_info *mtd) { ++} ++ ++static struct mtd_notifier ds101_flash_notifier = { ++ .add = ds101_flash_add, ++ .remove = ds101_flash_remove, ++}; ++ ++static void __init ds101_init(void) ++{ ++ /* The flash has an ethernet MAC embedded in it which we need, ++ * that is all this notifier does. ++ */ ++ register_mtd_user(&ds101_flash_notifier); ++ ++ ixp4xx_sys_init(); ++ ++ ds101_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); ++ ds101_flash_resource.end = ++ IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1; ++ ++ pm_power_off = ds101_power_off; ++ ++ /* This is only useful on a modified machine, but it is valuable ++ * to have it first in order to see debug messages, and so that ++ * it does *not* get removed if platform_add_devices fails! ++ */ ++ (void)platform_device_register(&ds101_uart); ++ ++ platform_add_devices(ds101_devices, ARRAY_SIZE(ds101_devices)); ++ ++#ifdef CONFIG_LEDS_CLASS ++ /* We don't care whether or not this works. */ ++ (void)platform_device_register(&ds101_leds); ++#endif ++} ++ ++/* ++ * DS101 bootstrap may pass in parameters, but we zap the mem ++ * settings to be safe (the box always has 64MByte at 0). The ++ * passed in command line can override this default, we prepend ++ * to the config'ed default. ++ * ++ * NOTE: the startup sequence is: ++ * 1) Call the machine fixup ++ * 2) Parse the ATAG list, the ATAG_CMDLINE is copied in ++ * to default_command_line which is the value of *from ++ * 3) Parse the command line in *from (*not* ++ * default_command_line unless they are the same!) ++ * ++ * Setting mi->nr_banks causes (2) to 'squash' (set to ATAG_NONE) ++ * any ATAG_MEM tags, but mem= command line options cause nr_banks ++ * to be reset to 0 (on the first mem=) ++ */ ++static char ds101_command_line[] __initdata = ++ "root=/dev/sda1 rootfstype=ext3 init=/sbin/init " ++ CONFIG_CMDLINE; ++ ++static void __init ds101_fixup(struct machine_desc *desc, ++ struct tag *tags, char **cmdline, struct meminfo *mi) ++{ ++ /* The DS101 has one bank of 64MByte memory. ++ * NOTE: setting nr_banks != 0 causes kernel/setup.c to remove ++ * the mem tags from the tag list. We need do nothing here! ++ */ ++ mi->nr_banks=1; ++ mi->bank[0].start = 0; ++ mi->bank[0].size = (64*1024*1024); ++ mi->bank[0].node = PHYS_TO_NID(0); ++ ++ /* A command line in the ATAG list will override this one, ++ * as is intended. ++ */ ++ strlcpy(*cmdline, ds101_command_line, COMMAND_LINE_SIZE); ++} ++ ++MACHINE_START(DS101, "Synology DiskStation DS101") ++ /* Maintainer: www.nslu2-linux.org */ ++ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, ++ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xFFFC, ++ .boot_params = 0x00000100, ++ .fixup = ds101_fixup, ++ .map_io = ixp4xx_map_io, ++ .init_irq = ixp4xx_init_irq, ++ .timer = &ixp4xx_timer, ++ .init_machine = ds101_init, ++MACHINE_END |