2 * ALFA Networks W502U board support
4 * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation.
11 #include <linux/init.h>
12 #include <linux/platform_device.h>
13 #include <linux/mtd/mtd.h>
14 #include <linux/mtd/partitions.h>
15 #include <linux/mtd/physmap.h>
17 #include <asm/mach-ralink/machine.h>
18 #include <asm/mach-ralink/dev-gpio-buttons.h>
19 #include <asm/mach-ralink/dev-gpio-leds.h>
20 #include <asm/mach-ralink/rt305x.h>
21 #include <asm/mach-ralink/rt305x_regs.h>
25 #define W502U_GPIO_LED_USB 13
26 #define W502U_GPIO_LED_WPS 14
28 #define W502U_GPIO_BUTTON_WPS 0
29 #define W502U_GPIO_BUTTON_RESET 10
31 #define W502U_BUTTONS_POLL_INTERVAL 20
33 static struct mtd_partition w502u_partitions[] = {
38 .mask_flags = MTD_WRITEABLE,
43 .mask_flags = MTD_WRITEABLE,
48 .mask_flags = MTD_WRITEABLE,
61 .mask_flags = MTD_WRITEABLE,
69 static struct physmap_flash_data w502u_flash_data = {
70 .nr_parts = ARRAY_SIZE(w502u_partitions),
71 .parts = w502u_partitions,
74 static struct gpio_led w502u_leds_gpio[] __initdata = {
76 .name = "alfa:blue:usb",
77 .gpio = W502U_GPIO_LED_USB,
81 .name = "alfa:blue:wps",
82 .gpio = W502U_GPIO_LED_WPS,
87 static struct gpio_button w502u_gpio_buttons[] __initdata = {
89 .desc = "Reset button",
93 .gpio = W502U_GPIO_BUTTON_RESET,
99 .code = KEY_WPS_BUTTON,
101 .gpio = W502U_GPIO_BUTTON_WPS,
106 static void __init w502u_init(void)
108 rt305x_gpio_init((RT305X_GPIO_MODE_GPIO <<
109 RT305X_GPIO_MODE_UART0_SHIFT));
111 rt305x_register_flash(0, &w502u_flash_data);
112 rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
113 rt305x_register_ethernet();
114 ramips_register_gpio_leds(-1, ARRAY_SIZE(w502u_leds_gpio),
116 ramips_register_gpio_buttons(-1, W502U_BUTTONS_POLL_INTERVAL,
117 ARRAY_SIZE(w502u_gpio_buttons),
119 rt305x_register_wifi();
120 rt305x_register_wdt();
121 rt305x_register_usb();
124 MIPS_MACHINE(RAMIPS_MACH_W502U, "W502U", "ALFA Networks W502U",