1 /*
2 * Atheros AP81 board support
3 *
4 * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
10 */
11
12 #include "machtypes.h"
13 #include "dev-wmac.h"
14 #include "dev-gpio-buttons.h"
15 #include "dev-leds-gpio.h"
16 #include "dev-spi.h"
17 #include "dev-usb.h"
18
19 #define AP81_GPIO_LED_STATUS 1
20 #define AP81_GPIO_LED_AOSS 3
21 #define AP81_GPIO_LED_WLAN 6
22 #define AP81_GPIO_LED_POWER 14
23
24 #define AP81_GPIO_BTN_SW4 12
25 #define AP81_GPIO_BTN_SW1 21
26
27 #define AP81_KEYS_POLL_INTERVAL 20 /* msecs */
28 #define AP81_KEYS_DEBOUNCE_INTERVAL (3 * AP81_KEYS_POLL_INTERVAL)
29
30 #define AP81_CAL_DATA_ADDR 0x1fff1000
31
32 static struct gpio_led ap81_leds_gpio[] __initdata = {
33 {
34 .name = "ap81:green:status",
35 .gpio = AP81_GPIO_LED_STATUS,
36 .active_low = 1,
37 }, {
38 .name = "ap81:amber:aoss",
39 .gpio = AP81_GPIO_LED_AOSS,
40 .active_low = 1,
41 }, {
42 .name = "ap81:green:wlan",
43 .gpio = AP81_GPIO_LED_WLAN,
44 .active_low = 1,
45 }, {
46 .name = "ap81:green:power",
47 .gpio = AP81_GPIO_LED_POWER,
48 .active_low = 1,
49 }
50 };
51
52 static struct gpio_keys_button ap81_gpio_keys[] __initdata = {
53 {
54 .desc = "sw1",
55 .type = EV_KEY,
56 .code = BTN_0,
57 .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
58 .gpio = AP81_GPIO_BTN_SW1,
59 .active_low = 1,
60 } , {
61 .desc = "sw4",
62 .type = EV_KEY,
63 .code = BTN_1,
64 .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
65 .gpio = AP81_GPIO_BTN_SW4,
66 .active_low = 1,
67 }
68 };
69
70 static struct spi_board_info ap81_spi_info[] = {
71 {
72 .bus_num = 0,
73 .chip_select = 0,
74 .max_speed_hz = 25000000,
75 .modalias = "m25p64",
76 }
77 };
78
79 static struct ath79_spi_platform_data ap81_spi_data = {
80 .bus_num = 0,
81 .num_chipselect = 1,
82 };
83
ap81_setup(void)84 static void __init ap81_setup(void)
85 {
86 u8 *cal_data = (u8 *) KSEG1ADDR(AP81_CAL_DATA_ADDR);
87
88 ath79_register_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio),
89 ap81_leds_gpio);
90 ath79_register_gpio_keys_polled(-1, AP81_KEYS_POLL_INTERVAL,
91 ARRAY_SIZE(ap81_gpio_keys),
92 ap81_gpio_keys);
93 ath79_register_spi(&ap81_spi_data, ap81_spi_info,
94 ARRAY_SIZE(ap81_spi_info));
95 ath79_register_wmac(cal_data);
96 ath79_register_usb();
97 }
98
99 MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board",
100 ap81_setup);
101