[ramips] add feature gpio
[15.05/openwrt.git] / target / linux / ramips / files / arch / mips / ralink / rt305x / mach-wl351.c
1 /*
2  *  Sitecom WL-351 v1 002 board support
3  *
4  *  Copyright (C) 2011 Tobias Diedrich <ranma+openwrt@tdiedrich.de>
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/mtd/mtd.h>
14 #include <linux/mtd/partitions.h>
15 #include <linux/mtd/physmap.h>
16
17 #include <linux/rtl8366.h>
18
19 #include <asm/mach-ralink/machine.h>
20 #include <asm/mach-ralink/dev-gpio-buttons.h>
21 #include <asm/mach-ralink/dev-gpio-leds.h>
22 #include <asm/mach-ralink/rt305x.h>
23 #include <asm/mach-ralink/rt305x_regs.h>
24
25 #include "devices.h"
26
27 #define WL351_GPIO_LED_POWER_AMBER              8
28 #define WL351_GPIO_LED_UNPOPULATED_AMBER        12
29 #define WL351_GPIO_LED_UNPOPULATED_BLUE         13
30
31 #define WL351_GPIO_BUTTON_RESET 10
32 #define WL351_GPIO_BUTTON_WPS   0
33
34 #define WL351_KEYS_POLL_INTERVAL        20
35 #define WL351_KEYS_DEBOUNCE_INTERVAL    (3 * WL351_KEYS_POLL_INTERVAL)
36
37 static struct gpio_led wl351_leds_gpio[] __initdata = {
38         {
39                 .name           = "wl-351:amber:power",
40                 .gpio           = WL351_GPIO_LED_POWER_AMBER,
41                 .active_low     = 1,
42         }, {
43                 .name           = "wl-351:amber:unpopulated",
44                 .gpio           = WL351_GPIO_LED_UNPOPULATED_AMBER,
45                 .active_low     = 1,
46         }, {
47                 .name           = "wl-351:blue:unpopulated",
48                 .gpio           = WL351_GPIO_LED_UNPOPULATED_BLUE,
49                 .active_low     = 1,
50         }
51 };
52
53
54 static struct gpio_keys_button wl351_gpio_buttons[] __initdata = {
55         {
56                 .desc           = "reset",
57                 .type           = EV_KEY,
58                 .code           = KEY_RESTART,
59                 .debounce_interval = WL351_KEYS_DEBOUNCE_INTERVAL,
60                 .gpio           = WL351_GPIO_BUTTON_RESET,
61                 .active_low     = 1,
62         }, {
63                 .desc           = "wps",
64                 .type           = EV_KEY,
65                 .code           = KEY_WPS_BUTTON,
66                 .debounce_interval = WL351_KEYS_DEBOUNCE_INTERVAL,
67                 .gpio           = WL351_GPIO_BUTTON_WPS,
68                 .active_low     = 1,
69         }
70 };
71
72 static struct rtl8366_platform_data wl351_switch_data = {
73         .gpio_sda       = RT305X_GPIO_I2C_SD,
74         .gpio_sck       = RT305X_GPIO_I2C_SCLK,
75 };
76
77 static struct platform_device wl351_switch = {
78         .name           = RTL8366RB_DRIVER_NAME,
79         .id             = -1,
80         .dev            = {
81                 .platform_data = &wl351_switch_data,
82         }
83 };
84
85 static void __init wl351_init(void)
86 {
87         rt305x_gpio_init((RT305X_GPIO_MODE_GPIO <<
88                                 RT305X_GPIO_MODE_UART0_SHIFT) |
89                                 RT305X_GPIO_MODE_I2C |
90                                 RT305X_GPIO_MODE_SPI |
91                                 RT305X_GPIO_MODE_MDIO);
92
93         rt305x_register_flash(0);
94
95         ramips_register_gpio_leds(-1, ARRAY_SIZE(wl351_leds_gpio),
96                                                 wl351_leds_gpio);
97         ramips_register_gpio_buttons(-1, WL351_KEYS_POLL_INTERVAL,
98                                      ARRAY_SIZE(wl351_gpio_buttons),
99                                      wl351_gpio_buttons);
100         /* External RTL8366RB. */
101         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_NONE;
102         rt305x_esw_data.reg_initval_fct2 = 0x0002500c;
103         /*
104          * ext phy base addr 31, rx/tx clock skew 0,
105          * turbo mii off, rgmi 3.3v off, port 5 polling off
106          * port5: enabled, gige, full-duplex, rx/tx-flow-control
107          * port6: enabled, gige, full-duplex, rx/tx-flow-control
108          */
109         rt305x_esw_data.reg_initval_fpa2 = 0x1f003fff;
110         rt305x_register_ethernet();
111         platform_device_register(&wl351_switch);
112         rt305x_register_wifi();
113         rt305x_register_wdt();
114         rt305x_register_usb();
115 }
116
117 MIPS_MACHINE(RAMIPS_MACH_WL351, "WL-351", "Sitecom WL-351 v1 002",
118              wl351_init);