1/*
2 *  Buffalo WHR-HP-G300N board support
3 *
4 *  based on ...
5 *
6 *  TP-LINK TL-WR741ND board support
7 *
8 *  Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
9 *
10 *  This program is free software; you can redistribute it and/or modify it
11 *  under the terms of the GNU General Public License version 2 as published
12 *  by the Free Software Foundation.
13 */
14
15#include <asm/mach-ath79/ath79.h>
16#include <asm/mach-ath79/ar71xx_regs.h>
17
18#include "common.h"
19#include "dev-ap9x-pci.h"
20#include "dev-eth.h"
21#include "dev-gpio-buttons.h"
22#include "dev-leds-gpio.h"
23#include "dev-m25p80.h"
24#include "machtypes.h"
25
26#define WHRHPG300N_GPIO_LED_SECURITY		0
27#define WHRHPG300N_GPIO_LED_DIAG		1
28#define WHRHPG300N_GPIO_LED_ROUTER		6
29
30#define WHRHPG300N_GPIO_BTN_ROUTER_ON		7
31#define WHRHPG300N_GPIO_BTN_ROUTER_AUTO		8
32#define WHRHPG300N_GPIO_BTN_RESET		11
33#define WHRHPG300N_GPIO_BTN_AOSS		12
34#define WHRHPG300N_GPIO_LED_LAN1		13
35#define WHRHPG300N_GPIO_LED_LAN2		14
36#define WHRHPG300N_GPIO_LED_LAN3		15
37#define WHRHPG300N_GPIO_LED_LAN4		16
38#define WHRHPG300N_GPIO_LED_WAN			17
39
40#define	WHRHPG300N_KEYS_POLL_INTERVAL	20	/* msecs */
41#define WHRHPG300N_KEYS_DEBOUNCE_INTERVAL (3 * WHRHPG300N_KEYS_POLL_INTERVAL)
42
43#define WHRHPG300N_MAC_OFFSET		0x20c
44
45static struct gpio_led whrhpg300n_leds_gpio[] __initdata = {
46	{
47		.name		= "buffalo:orange:security",
48		.gpio		= WHRHPG300N_GPIO_LED_SECURITY,
49		.active_low	= 1,
50	}, {
51		.name		= "buffalo:red:diag",
52		.gpio		= WHRHPG300N_GPIO_LED_DIAG,
53		.active_low	= 1,
54	}, {
55		.name		= "buffalo:green:router",
56		.gpio		= WHRHPG300N_GPIO_LED_ROUTER,
57		.active_low	= 1,
58	}, {
59		.name		= "buffalo:green:wan",
60		.gpio		= WHRHPG300N_GPIO_LED_WAN,
61		.active_low	= 1,
62	}, {
63		.name		= "buffalo:green:lan1",
64		.gpio		= WHRHPG300N_GPIO_LED_LAN1,
65		.active_low	= 1,
66	}, {
67		.name		= "buffalo:green:lan2",
68		.gpio		= WHRHPG300N_GPIO_LED_LAN2,
69		.active_low	= 1,
70	}, {
71		.name		= "buffalo:green:lan3",
72		.gpio		= WHRHPG300N_GPIO_LED_LAN3,
73		.active_low	= 1,
74	}, {
75		.name		= "buffalo:green:lan4",
76		.gpio		= WHRHPG300N_GPIO_LED_LAN4,
77		.active_low	= 1,
78	}
79};
80
81static struct gpio_keys_button whrhpg300n_gpio_keys[] __initdata = {
82	{
83		.desc		= "reset",
84		.type		= EV_KEY,
85		.code		= KEY_RESTART,
86		.debounce_interval = WHRHPG300N_KEYS_DEBOUNCE_INTERVAL,
87		.gpio		= WHRHPG300N_GPIO_BTN_RESET,
88		.active_low	= 1,
89	}, {
90		.desc		= "aoss/wps",
91		.type		= EV_KEY,
92		.code		= KEY_WPS_BUTTON,
93		.gpio		= WHRHPG300N_GPIO_BTN_AOSS,
94		.debounce_interval = WHRHPG300N_KEYS_DEBOUNCE_INTERVAL,
95		.active_low	= 1,
96	}, {
97		.desc		= "router_on",
98		.type		= EV_KEY,
99		.code		= BTN_2,
100		.gpio		= WHRHPG300N_GPIO_BTN_ROUTER_ON,
101		.debounce_interval = WHRHPG300N_KEYS_DEBOUNCE_INTERVAL,
102		.active_low	= 1,
103	}, {
104		.desc		= "router_auto",
105		.type		= EV_KEY,
106		.code		= BTN_3,
107		.gpio		= WHRHPG300N_GPIO_BTN_ROUTER_AUTO,
108		.debounce_interval = WHRHPG300N_KEYS_DEBOUNCE_INTERVAL,
109		.active_low	= 1,
110	}
111};
112
113static void __init whrhpg300n_setup(void)
114{
115	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
116	u8 *mac = (u8 *) KSEG1ADDR(ee + WHRHPG300N_MAC_OFFSET);
117
118	ath79_register_m25p80(NULL);
119
120	ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
121				    AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
122				    AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
123				    AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
124				    AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
125
126	ath79_register_leds_gpio(-1, ARRAY_SIZE(whrhpg300n_leds_gpio),
127				 whrhpg300n_leds_gpio);
128
129	ath79_register_gpio_keys_polled(-1, WHRHPG300N_KEYS_POLL_INTERVAL,
130					ARRAY_SIZE(whrhpg300n_gpio_keys),
131					whrhpg300n_gpio_keys);
132
133	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
134	ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1);
135
136	ath79_register_mdio(0, 0x0);
137
138	/* LAN ports */
139	ath79_register_eth(1);
140	/* WAN port */
141	ath79_register_eth(0);
142
143	ap9x_pci_setup_wmac_led_pin(0, 1);
144
145	ap91_pci_init(ee, mac);
146}
147
148MIPS_MACHINE(ATH79_MACH_WHR_HP_G300N, "WHR-HP-G300N", "Buffalo WHR-HP-G300N",
149	     whrhpg300n_setup);
150
151MIPS_MACHINE(ATH79_MACH_WHR_G301N, "WHR-G301N", "Buffalo WHR-G301N",
152	     whrhpg300n_setup);
153
154MIPS_MACHINE(ATH79_MACH_WHR_HP_GN, "WHR-HP-GN", "Buffalo WHR-HP-GN",
155	     whrhpg300n_setup);
156