1/*
2 *  Netcore NW718 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 <linux/init.h>
12#include <linux/spi/spi.h>
13
14#include <asm/mach-ralink/machine.h>
15#include <asm/mach-ralink/dev-gpio-buttons.h>
16#include <asm/mach-ralink/dev-gpio-leds.h>
17#include <asm/mach-ralink/rt305x.h>
18#include <asm/mach-ralink/rt305x_regs.h>
19
20#include "devices.h"
21
22#define NW718_GPIO_LED_USB		8
23#define NW718_GPIO_LED_CPU		13
24#define NW718_GPIO_LED_WPS		14
25
26#define NW718_GPIO_BUTTON_WPS		0
27#define NW718_GPIO_BUTTON_RESET		10
28
29#define NW718_GPIO_SPI_CS0		3
30
31#define NW718_KEYS_POLL_INTERVAL	20
32#define NW718_KEYS_DEBOUNCE_INTERVAL	(3 * NW718_KEYS_POLL_INTERVAL)
33
34static struct gpio_led nw718_leds_gpio[] __initdata = {
35	{
36		.name		= "nw718:amber:cpu",
37		.gpio		= NW718_GPIO_LED_CPU,
38		.active_low	= 1,
39	}, {
40		.name		= "nw718:amber:usb",
41		.gpio		= NW718_GPIO_LED_USB,
42		.active_low	= 1,
43	}, {
44		.name		= "nw718:amber:wps",
45		.gpio		= NW718_GPIO_LED_WPS,
46		.active_low	= 1,
47	}
48};
49
50static struct gpio_keys_button nw718_gpio_buttons[] __initdata = {
51	{
52		.desc		= "reset",
53		.type		= EV_KEY,
54		.code		= KEY_RESTART,
55		.debounce_interval = NW718_KEYS_DEBOUNCE_INTERVAL,
56		.gpio		= NW718_GPIO_BUTTON_RESET,
57		.active_low	= 1,
58	}, {
59		.desc		= "wps",
60		.type		= EV_KEY,
61		.code		= KEY_WPS_BUTTON,
62		.debounce_interval = NW718_KEYS_DEBOUNCE_INTERVAL,
63		.gpio		= NW718_GPIO_BUTTON_WPS,
64		.active_low	= 1,
65	}
66};
67
68static struct spi_board_info nw718_spi_info[] = {
69	{
70		.bus_num	= 0,
71		.chip_select	= 0,
72		.max_speed_hz	= 25000000,
73		.modalias	= "m25p80",
74	}
75};
76
77static void __init nw718_init(void)
78{
79	rt305x_gpio_init(RT305X_GPIO_MODE_I2C |
80			 RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
81
82	rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
83	rt305x_register_ethernet();
84	ramips_register_gpio_leds(-1, ARRAY_SIZE(nw718_leds_gpio),
85				  nw718_leds_gpio);
86	ramips_register_gpio_buttons(-1, NW718_KEYS_POLL_INTERVAL,
87				     ARRAY_SIZE(nw718_gpio_buttons),
88				     nw718_gpio_buttons);
89	rt305x_register_wifi();
90	rt305x_register_wdt();
91	rt305x_register_spi(nw718_spi_info, ARRAY_SIZE(nw718_spi_info));
92	rt305x_register_usb();
93}
94
95MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "NW718", "Netcore NW718", nw718_init);
96