ramips: introduce ramips_soc_prom_init and move SoC detection into that
[openwrt.git] / target / linux / ramips / files / arch / mips / ralink / rt305x / mach-wr6202.c
1 /*
2 * AWB WR6202 board support
3 *
4 * Copyright (C) 2012 Johnathan Boyce<jon.boyce@globalreach.eu.com>
5 *
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.
9 */
10
11 #include<linux/init.h>
12 #include<linux/platform_device.h>
13 #include<linux/gpio.h>
14
15 #include<asm/mach-ralink/machine.h>
16 #include<asm/mach-ralink/dev-gpio-buttons.h>
17 #include<asm/mach-ralink/dev-gpio-leds.h>
18 #include<asm/mach-ralink/rt305x.h>
19 #include<asm/mach-ralink/rt305x_regs.h>
20
21 #include "devices.h"
22
23 #define WR6202_GPIO_BUTTON_RESET 10 /* active low */
24 #define WR6202_GPIO_BUTTON_WPS 0 /* active low */
25
26 #define WR6202_KEYS_POLL_INTERVAL 20
27 #define WR6202_KEYS_DEBOUNCE_INTERVAL (3 * WR6202_KEYS_POLL_INTERVAL)
28
29 #define WR6202_GPIO_USB_POWER 11
30
31 #define WR6202_GPIO_LED_3G 13
32 #define WR6202_GPIO_LED_WPS 14
33
34 static struct gpio_led wr6202_leds_gpio[] __initdata = {
35 {
36 .name = "wr6202:blue:wps",
37 .gpio = WR6202_GPIO_LED_WPS,
38 .active_low = 1,
39 }, {
40 .name = "wr6202:blue:3g",
41 .gpio = WR6202_GPIO_LED_3G,
42 .active_low = 1,
43 }
44 };
45
46 static struct gpio_keys_button wr6202_gpio_buttons[] __initdata = {
47 {
48 .desc = "reset",
49 .type = EV_KEY,
50 .code = KEY_RESTART,
51 .debounce_interval = WR6202_KEYS_DEBOUNCE_INTERVAL,
52 .gpio = WR6202_GPIO_BUTTON_RESET,
53 .active_low = 1,
54 }, {
55 .desc = "wps",
56 .type = EV_KEY,
57 .code = KEY_WPS_BUTTON,
58 .debounce_interval = WR6202_KEYS_DEBOUNCE_INTERVAL,
59 .gpio = WR6202_GPIO_BUTTON_WPS,
60 .active_low = 1,
61 }
62 };
63
64 static void __init wr6202_init(void)
65 {
66 rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
67
68 rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
69
70 ramips_register_gpio_leds(-1, ARRAY_SIZE(wr6202_leds_gpio),
71 wr6202_leds_gpio);
72 ramips_register_gpio_buttons(-1, WR6202_KEYS_POLL_INTERVAL,
73 ARRAY_SIZE(wr6202_gpio_buttons),
74 wr6202_gpio_buttons);
75
76 /* Power to the USB port is controlled by GPIO line */
77 gpio_request(WR6202_GPIO_USB_POWER, "WR6202_GPIO_USB_POWER");
78 gpio_direction_output(WR6202_GPIO_USB_POWER, 0);
79 gpio_free(WR6202_GPIO_USB_POWER);
80
81 rt305x_register_flash(0);
82
83 rt305x_register_ethernet();
84 rt305x_register_wifi();
85 rt305x_register_wdt();
86 rt305x_register_usb();
87 }
88
89 MIPS_MACHINE(RAMIPS_MACH_WR6202, "WR6202", "AWB WR6202",
90 wr6202_init);
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