1/*
2 *  Atheros AP121 board support
3 *
4 *  Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
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 "machtypes.h"
12#include "dev-gpio-buttons.h"
13#include "dev-leds-gpio.h"
14#include "dev-spi.h"
15#include "dev-usb.h"
16#include "dev-wmac.h"
17
18#define AP121_GPIO_LED_WLAN		0
19#define AP121_GPIO_LED_USB		1
20
21#define AP121_GPIO_BTN_JUMPSTART	11
22#define AP121_GPIO_BTN_RESET		12
23
24#define AP121_KEYS_POLL_INTERVAL	20	/* msecs */
25#define AP121_KEYS_DEBOUNCE_INTERVAL	(3 * AP121_KEYS_POLL_INTERVAL)
26
27#define AP121_CAL_DATA_ADDR	0x1fff1000
28
29static struct gpio_led ap121_leds_gpio[] __initdata = {
30	{
31		.name		= "ap121:green:usb",
32		.gpio		= AP121_GPIO_LED_USB,
33		.active_low	= 0,
34	},
35	{
36		.name		= "ap121:green:wlan",
37		.gpio		= AP121_GPIO_LED_WLAN,
38		.active_low	= 0,
39	},
40};
41
42static struct gpio_keys_button ap121_gpio_keys[] __initdata = {
43	{
44		.desc		= "jumpstart button",
45		.type		= EV_KEY,
46		.code		= KEY_WPS_BUTTON,
47		.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
48		.gpio		= AP121_GPIO_BTN_JUMPSTART,
49		.active_low	= 1,
50	},
51	{
52		.desc		= "reset button",
53		.type		= EV_KEY,
54		.code		= KEY_RESTART,
55		.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
56		.gpio		= AP121_GPIO_BTN_RESET,
57		.active_low	= 1,
58	}
59};
60
61static struct spi_board_info ap121_spi_info[] = {
62	{
63		.bus_num	= 0,
64		.chip_select	= 0,
65		.max_speed_hz	= 25000000,
66		.modalias	= "mx25l1606e",
67	}
68};
69
70static struct ath79_spi_platform_data ap121_spi_data = {
71	.bus_num	= 0,
72	.num_chipselect = 1,
73};
74
75static void __init ap121_setup(void)
76{
77	u8 *cal_data = (u8 *) KSEG1ADDR(AP121_CAL_DATA_ADDR);
78
79	ath79_register_leds_gpio(-1, ARRAY_SIZE(ap121_leds_gpio),
80				 ap121_leds_gpio);
81	ath79_register_gpio_keys_polled(-1, AP121_KEYS_POLL_INTERVAL,
82					ARRAY_SIZE(ap121_gpio_keys),
83					ap121_gpio_keys);
84
85	ath79_register_spi(&ap121_spi_data, ap121_spi_info,
86			   ARRAY_SIZE(ap121_spi_info));
87	ath79_register_usb();
88	ath79_register_wmac(cal_data);
89}
90
91MIPS_MACHINE(ATH79_MACH_AP121, "AP121", "Atheros AP121 reference board",
92	     ap121_setup);
93