
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

/*
 *  DRAGINO V2 board support, based on Atheros AP121 board support
 *
 *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2012 Elektra Wagenrad <elektra@villagetelco.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/gpio.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"

#define DRAGINO2_GPIO_LED_WLAN		0
#define DRAGINO2_GPIO_LED_LAN		13
#define DRAGINO2_GPIO_LED_WAN		17

/*
 * The following GPIO is actually named "Router" on the board.
 * However, since the "Router" feature is not supported as of yet
 * we use it to display USB activity.
 */

#define DRAGINO2_GPIO_LED_USB		28
#define DRAGINO2_GPIO_BTN_JUMPSTART	11
#define DRAGINO2_GPIO_BTN_RESET		12

#define DRAGINO2_KEYS_POLL_INTERVAL	20	/* msecs */
#define DRAGINO2_KEYS_DEBOUNCE_INTERVAL	(3 * DRAGINO2_KEYS_POLL_INTERVAL)

#define DRAGINO2_MAC0_OFFSET		0x0000
#define DRAGINO2_MAC1_OFFSET		0x0006
#define DRAGINO2_CALDATA_OFFSET		0x1000
#define DRAGINO2_WMAC_MAC_OFFSET	0x1002

static struct gpio_led dragino2_leds_gpio[] __initdata = {
	{
		.name		= "dragino2:red:lan",
		.gpio		= DRAGINO2_GPIO_LED_LAN,
		.active_low	= 0,
	},
	{
		.name		= "dragino2:red:wlan",
		.gpio		= DRAGINO2_GPIO_LED_WLAN,
		.active_low	= 0,
	},
		{
		.name		= "dragino2:red:wan",
		.gpio		= DRAGINO2_GPIO_LED_WAN,
		.active_low	= 0,
	},
	{
		.name		= "dragino2:red:usb",
		.gpio		= DRAGINO2_GPIO_LED_USB,
		.active_low	= 0,
	},
};

static struct gpio_keys_button dragino2_gpio_keys[] __initdata = {
	{
		.desc		= "jumpstart button",
		.type		= EV_KEY,
		.code		= KEY_WPS_BUTTON,
		.debounce_interval = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= DRAGINO2_GPIO_BTN_JUMPSTART,
		.active_low	= 1,
	},
	{
		.desc		= "reset button",
		.type		= EV_KEY,
		.code		= KEY_RESTART,
		.debounce_interval = DRAGINO2_KEYS_DEBOUNCE_INTERVAL,
		.gpio		= DRAGINO2_GPIO_BTN_RESET,
		.active_low	= 1,
	}
};

static void __init dragino2_common_setup(void)
{
	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);

	ath79_register_m25p80(NULL);
	ath79_register_wmac(art + DRAGINO2_CALDATA_OFFSET,
			    art + DRAGINO2_WMAC_MAC_OFFSET);

	ath79_init_mac(ath79_eth0_data.mac_addr, art + DRAGINO2_MAC0_OFFSET, 0);
	ath79_init_mac(ath79_eth1_data.mac_addr, art + DRAGINO2_MAC1_OFFSET, 0);

	ath79_register_mdio(0, 0x0);

	/* Enable GPIO15 and GPIO16 and possibly GPIO26 and GPIO27 */
	ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
				    AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN);

	/* LAN ports */
	ath79_register_eth(1);

	/* WAN port */
	ath79_register_eth(0);
}

static void __init dragino2_setup(void)
{
	dragino2_common_setup();

	ath79_register_leds_gpio(-1, ARRAY_SIZE(dragino2_leds_gpio),
				 dragino2_leds_gpio);
	ath79_register_gpio_keys_polled(-1, DRAGINO2_KEYS_POLL_INTERVAL,
					ARRAY_SIZE(dragino2_gpio_keys),
					dragino2_gpio_keys);
	ath79_register_usb();
}

MIPS_MACHINE(ATH79_MACH_DRAGINO2, "DRAGINO2", "Dragino Dragino v2",
	     dragino2_setup);