ramips: rt305x: add support for the Asus RT-G32 B1 board
Based on a patch by: Sergiy <piratfm@gmail.com> SVN-Revision: 27812v19.07.3_mercusys_ac12_duma
Gabor Juhos
13 years ago
parent
7193f29d96
commit
437e184484
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/*
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* Asus RT-G32 rev B board support
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*
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* Copyright (C) 2011 Sergiy <piratfm@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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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/flash.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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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/rt305x.h>
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#include <asm/mach-ralink/rt305x_regs.h>
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#include "devices.h"
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#define RT_G32B_GPIO_BUTTON_WPS 0 /* active low */
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#define RT_G32B_GPIO_BUTTON_RESET 10 /* active low */
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#define RT_G32B_BUTTONS_POLL_INTERVAL 20
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#ifdef CONFIG_MTD_PARTITIONS
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static struct mtd_partition rt_g32b_partitions[] = {
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{
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.name = "u-boot",
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.offset = 0,
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.size = 0x030000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "devdata",
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.offset = 0x030000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "devconf",
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.offset = 0x040000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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}, {
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.name = "kernel",
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.offset = 0x050000,
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.size = 0x0d0000,
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}, {
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.name = "rootfs",
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.offset = 0x120000,
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.size = 0x2e0000,
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}, {
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.name = "firmware",
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.offset = 0x050000,
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.size = 0x3b0000,
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}
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};
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#endif /* CONFIG_MTD_PARTITIONS */
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const struct flash_platform_data rt_g32b_flash = {
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.type = "mx25l3205d",
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#ifdef CONFIG_MTD_PARTITIONS
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.parts = rt_g32b_partitions,
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.nr_parts = ARRAY_SIZE(rt_g32b_partitions),
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#endif
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};
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struct spi_board_info __initdata rt_g32b_spi_slave_info[] = {
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{
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.modalias = "m25p80",
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.platform_data = &rt_g32b_flash,
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.irq = -1,
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.max_speed_hz = 10000000,
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.bus_num = 0,
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.chip_select = 0,
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},
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};
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static struct gpio_button rt_g32b_gpio_buttons[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.threshold = 3,
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.gpio = RT_G32B_GPIO_BUTTON_RESET,
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.active_low = 1,
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}, {
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.desc = "wps",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.threshold = 3,
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.gpio = RT_G32B_GPIO_BUTTON_WPS,
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.active_low = 1,
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}
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};
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static void __init rt_g32b_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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rt305x_register_spi(rt_g32b_spi_slave_info,
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ARRAY_SIZE(rt_g32b_spi_slave_info));
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rt305x_register_ethernet();
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ramips_register_gpio_buttons(-1, RT_G32B_BUTTONS_POLL_INTERVAL,
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ARRAY_SIZE(rt_g32b_gpio_buttons),
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rt_g32b_gpio_buttons);
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rt305x_register_wifi();
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rt305x_register_wdt();
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}
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MIPS_MACHINE(RAMIPS_MACH_RT_G32_B1, "RT-G32-B1", "Asus RT-G32 B1",
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rt_g32b_init);
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