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/* |
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* HuaWei HG255D board support by lintel |
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* |
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* Copyright (C) 2011 lintel<lintel.huang@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 as published |
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* by the Free Software Foundation. |
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*/ |
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|
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#include <linux/init.h> |
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#include <linux/platform_device.h> |
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#include <linux/mtd/mtd.h> |
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#include <linux/mtd/partitions.h> |
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#include <linux/mtd/physmap.h> |
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#include <linux/leds.h> |
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#include <linux/gpio_keys.h> |
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#include <linux/input.h> |
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|
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#include <asm/mach-ralink/machine.h> |
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#include <asm/mach-ralink/dev-gpio-buttons.h> |
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#include <asm/mach-ralink/dev-gpio-leds.h> |
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#include <asm/mach-ralink/rt305x.h> |
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#include <asm/mach-ralink/rt305x_regs.h> |
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|
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#include “devices.h” |
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|
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#define HG255D_MTD_PARTITIONS 3 // 1 bootform 0x20000 ,2 bootform 0x40000,3 bootform 0x50000 |
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/* |
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Note: |
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GPIO [6:3] is share with SPI interface,so,if use for gpio,must disable the SPI. |
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see datasheet Page NO.37. |
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*/ |
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#define HG255D_GPIO_BUTTON_RESET 4 |
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#define HG255D_GPIO_BUTTON_WPS 10 |
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#define HG255D_GPIO_BUTTON_WLAN 0 |
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|
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#define HG255D_GPIO_LED_POWER 8 |
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#define HG255D_GPIO_LED_USB 9 |
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#define HG255D_GPIO_LED_INTERNET 13 |
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#define HG255D_GPIO_LED_WLAN 14 |
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#define HG255D_GPIO_LED_WPS 12 |
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#define HG255D_GPIO_LED_VOICE 5 |
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|
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|
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#define HG255D_BUTTONS_POLL_INTERVAL 20 |
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|
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#define BLOCK_SZ_128K 0x00020000 |
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|
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|
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#ifdef CONFIG_MTD_PARTITIONS |
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#if (HG255D_MTD_PARTITIONS == 1) |
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static struct mtd_partition hg255d_partitions[] = {
|
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|
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{
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.name = “u-boot”, |
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.offset = 0, |
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.size = 0x020000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “kernel”, |
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.offset = 0x0020000, |
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.size = 0x0100000, |
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}, {
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.name = “rootfs”, |
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.offset = 0x0120000, |
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.size = 0x06e0000, |
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}, {
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.name = “firmware”, |
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.offset = 0x0020000, |
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.size = 0x07e0000, |
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}, {
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.name = “factory”, |
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.offset = 0x0fa0000, |
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.size = 0x0020000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “fullflash”, |
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.offset = 0x000000, |
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.size = 0x01000000, |
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} |
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}; |
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#elif (HG255D_MTD_PARTITIONS == 2) |
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static struct mtd_partition hg255d_partitions[] = {
|
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|
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|
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{
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.name = “u-boot”, |
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.offset = 0, |
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.size = 0x040000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “kernel”, |
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.offset = 0x040000, |
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.size = 0x100000, |
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}, {
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.name = “rootfs”, |
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.offset = 0x140000, |
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.size = 0x600000, |
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}, {
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.name = “firmware”, |
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.offset = 0x040000, |
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.size = 0xe60000, |
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}, {
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.name = “factory”, |
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.offset = 0x0fa0000, |
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.size = 0x0020000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “fullflash”, |
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.offset = 0x000000, |
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.size = 0xfa0000, |
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|
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} |
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|
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}; |
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|
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#elif (HG255D_MTD_PARTITIONS == 3) |
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static struct mtd_partition hg255d_partitions[] = {
|
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|
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{
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.name = “u-boot”, |
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.offset = 0, |
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.size = 0x040000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “kernel”, |
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.offset = 0x0050000, |
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.size = 0x0100000, |
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}, {
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.name = “rootfs”, |
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.offset = 0x0150000, |
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.size = 0x0e50000, |
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}, {
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.name = “firmware”, |
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.offset = 0x0040000, |
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.size = 0x0f60000, |
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}, {
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.name = “factory”, |
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.offset = 0x0fa0000, |
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.size = 0x0020000, |
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// .mask_flags = MTD_WRITEABLE, |
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}, {
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.name = “fullflash”, |
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.offset = 0x000000, |
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.size = 0x01000000, |
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} |
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}; |
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|
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#endif /* CONFIG_MTD_PARTITIONS */ |
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#endif /* CONFIG_MTD_PARTITIONS */ |
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|
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static struct physmap_flash_data hg255d_flash_data = {
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#ifdef CONFIG_MTD_PARTITIONS |
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.nr_parts = ARRAY_SIZE(hg255d_partitions), |
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.parts = hg255d_partitions, |
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#endif |
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}; |
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|
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static struct gpio_led hg255d_led_pins[] = {
|
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{
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.name = “hg255d:power”, |
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.gpio = HG255D_GPIO_LED_POWER, |
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.active_low = 1, |
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.default_trigger= “default-on”, |
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}, {
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.name = “hg255d:internet”, |
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.gpio = HG255D_GPIO_LED_INTERNET, |
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.active_low = 1, |
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}, {
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.name = “hg255d:wlan”, |
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.gpio = HG255D_GPIO_LED_WLAN, |
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.active_low = 1, |
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}, {
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.name = “hg255d:usb”, |
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.gpio = HG255D_GPIO_LED_USB, |
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.active_low = 1, |
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}, {
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.name = “hg255d:wps”, |
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.gpio = HG255D_GPIO_LED_WPS, |
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.active_low = 1, |
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} |
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}; |
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|
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static struct gpio_led_platform_data hg255d_led_data = {
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.leds = hg255d_led_pins, |
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.num_leds = ARRAY_SIZE(hg255d_led_pins), |
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}; |
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|
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static struct platform_device hg255d_leds = {
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.name = “leds-gpio”, |
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.id = –1, |
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.dev = {
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.platform_data = &hg255d_led_data, |
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} |
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}; |
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|
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|
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static struct gpio_keys_button hg255d_buttons[] = {
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{
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.desc = “BTN_0”, |
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.type = EV_KEY, |
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.code = BTN_0, |
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.gpio = HG255D_GPIO_BUTTON_WLAN, |
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.active_low = 1, |
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.debounce_interval = 100, |
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}, {
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.desc = “BTN_1”, |
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.type = EV_KEY, |
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.code = BTN_1, |
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.gpio = HG255D_GPIO_BUTTON_WPS, |
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.active_low = 1, |
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.debounce_interval = 100, |
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} |
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|
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}; |
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|
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|
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static struct gpio_keys_platform_data hg255d_button_data = {
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.buttons = hg255d_buttons, |
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.nbuttons = ARRAY_SIZE(hg255d_buttons), |
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}; |
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|
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static struct platform_device hg255d_button_device = {
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.name = “gpio-keys”, |
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.id = –1, |
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.num_resources = 0, |
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.dev = {
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.platform_data = &hg255d_button_data, |
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} |
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}; |
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|
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|
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static void __init hg255d_init(void) |
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{
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rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT); |
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|
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rt305x_register_flash(0, &hg255d_flash_data); |
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|
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//ramips_register_gpio_leds(-1, ARRAY_SIZE(hg255d_leds_gpio), |
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// hg255d_leds_gpio); |
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platform_device_register(&hg255d_leds); |
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|
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//ramips_register_gpio_buttons(-1, HG255D_BUTTONS_POLL_INTERVAL, |
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// ARRAY_SIZE(hg255d_gpio_buttons), |
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// hg255d_gpio_buttons); |
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platform_device_register(&hg255d_button_device); |
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|
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rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL; |
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rt305x_register_ethernet(); |
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rt305x_register_wifi(); |
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rt305x_register_wdt(); |
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rt305x_register_usb(); |
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rt305x_register_gpiodev(); |
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} |
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|
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MIPS_MACHINE(RAMIPS_MACH_HG255D, “HG255D”, “HuaWei HG255D”, |
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hg255d_init); |