summaryrefslogtreecommitdiff
path: root/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c
blob: 6d6dc7f60fb1c4db5af004b466a5a6920e600ddd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
 *  Buffalo WHR-G300N board support
 *
 *  Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
 *
 *  This program is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License version 2 as published
 *  by the Free Software Foundation.
 */

#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>

#include <asm/mach-ralink/machine.h>
#include <asm/mach-ralink/dev-gpio-buttons.h>
#include <asm/mach-ralink/dev-gpio-leds.h>
#include <asm/mach-ralink/rt305x.h>
#include <asm/mach-ralink/rt305x_regs.h>

#include "devices.h"

#define WHR_G300N_GPIO_LED_DIAG		7
#define WHR_G300N_GPIO_LED_ROUTER	9
#define WHR_G300N_GPIO_LED_SECURITY	14

#define WHR_G300N_GPIO_BUTTON_AOSS		0	/* active low */
#define WHR_G300N_GPIO_BUTTON_RESET		10	/* active low */
#define WHR_G300N_GPIO_BUTTON_ROUTER_ON		8	/* active low */
#define WHR_G300N_GPIO_BUTTON_ROUTER_OFF	11	/* active low */

#define WHR_G300N_KEYS_POLL_INTERVAL		20
#define WHR_G300N_KEYS_DEBOUNCE_INTERVAL	(3 * WHR_G300N_KEYS_POLL_INTERVAL)

static struct mtd_partition whr_g300n_partitions[] = {
	{
		.name	= "u-boot",
		.offset	= 0,
		.size	= 0x030000,
		.mask_flags = MTD_WRITEABLE,
	}, {
		.name	= "u-boot-env",
		.offset	= 0x030000,
		.size	= 0x010000,
		.mask_flags = MTD_WRITEABLE,
	}, {
		.name	= "factory",
		.offset	= 0x040000,
		.size	= 0x010000,
		.mask_flags = MTD_WRITEABLE,
	}, {
		.name	= "kernel",
		.offset	= 0x050000,
		.size	= 0x090000,
	}, {
		.name	= "rootfs",
		.offset	= 0x140000,
		.size	= 0x2B0000,
	}, {
		.name	= "user",
		.offset	= 0x3f0000,
		.size	= 0x010000,
	}, {
		.name	= "firmware",
		.offset	= 0x050000,
		.size	= 0x3a0000,
	}
};

static struct physmap_flash_data whr_g300n_flash_data = {
	.nr_parts	= ARRAY_SIZE(whr_g300n_partitions),
	.parts		= whr_g300n_partitions,
};

static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
	{
		.name		= "whr-g300n:red:diag",
		.gpio		= WHR_G300N_GPIO_LED_DIAG,
		.active_low	= 1,
	}, {
		.name		= "whr-g300n:green:router",
		.gpio		= WHR_G300N_GPIO_LED_ROUTER,
		.active_low	= 1,
	}, {
		.name		= "whr-g300n:amber:security",
		.gpio		= WHR_G300N_GPIO_LED_SECURITY,
		.active_low	= 1,
	}
};

static struct gpio_keys_button whr_g300n_gpio_buttons[] __initdata = {
	{
		.desc		= "reset",
		.type		= EV_KEY,
		.code		= KEY_RESTART,
		.debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= WHR_G300N_GPIO_BUTTON_RESET,
		.active_low	= 1,
	}, {
		.desc		= "aoss",
		.type		= EV_KEY,
		.code		= KEY_WPS_BUTTON,
		.debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= WHR_G300N_GPIO_BUTTON_AOSS,
		.active_low	= 1,
	}, {
		.desc		= "router-off",
		.type		= EV_KEY,
		.code		= BTN_2,
		.debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= WHR_G300N_GPIO_BUTTON_ROUTER_OFF,
		.active_low	= 1,
	}, {
		.desc		= "router-on",
		.type		= EV_KEY,
		.code		= BTN_3,
		.debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= WHR_G300N_GPIO_BUTTON_ROUTER_ON,
		.active_low	= 1,
	}
};

static void __init whr_g300n_init(void)
{
	rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);

	rt305x_register_flash(0, &whr_g300n_flash_data);
	rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
	rt305x_register_ethernet();
	ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
				  whr_g300n_leds_gpio);
	ramips_register_gpio_buttons(-1, WHR_G300N_KEYS_POLL_INTERVAL,
				     ARRAY_SIZE(whr_g300n_gpio_buttons),
				     whr_g300n_gpio_buttons);
	rt305x_register_wifi();
	rt305x_register_wdt();
}

MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",
	     whr_g300n_init);