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
32static 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
52static 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
70static 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
79static struct ath79_spi_platform_data ap81_spi_data = {
80	.bus_num	= 0,
81	.num_chipselect = 1,
82};
83
84static 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
99MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board",
100	     ap81_setup);
101