Root/target/linux/ar71xx/files/arch/mips/ar71xx/mach-tew-632brp.c

1/*
2 * TrendNET TEW-632BRP board support
3 *
4 * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
10 */
11
12#include <linux/mtd/mtd.h>
13#include <linux/mtd/partitions.h>
14
15#include <asm/mach-ar71xx/ar71xx.h>
16
17#include "machtype.h"
18#include "devices.h"
19#include "dev-m25p80.h"
20#include "dev-ar913x-wmac.h"
21#include "dev-gpio-buttons.h"
22#include "dev-leds-gpio.h"
23#include "nvram.h"
24
25#define TEW_632BRP_GPIO_LED_STATUS 1
26#define TEW_632BRP_GPIO_LED_WPS 3
27#define TEW_632BRP_GPIO_LED_WLAN 6
28#define TEW_632BRP_GPIO_BTN_WPS 12
29#define TEW_632BRP_GPIO_BTN_RESET 21
30
31#define TEW_632BRP_BUTTONS_POLL_INTERVAL 20
32
33#define TEW_632BRP_CONFIG_ADDR 0x1f020000
34#define TEW_632BRP_CONFIG_SIZE 0x10000
35
36#ifdef CONFIG_MTD_PARTITIONS
37static struct mtd_partition tew_632brp_partitions[] = {
38    {
39        .name = "u-boot",
40        .offset = 0,
41        .size = 0x020000,
42        .mask_flags = MTD_WRITEABLE,
43    } , {
44        .name = "config",
45        .offset = 0x020000,
46        .size = 0x010000,
47    } , {
48        .name = "kernel",
49        .offset = 0x030000,
50        .size = 0x0d0000,
51    } , {
52        .name = "rootfs",
53        .offset = 0x100000,
54        .size = 0x2f0000,
55    } , {
56        .name = "art",
57        .offset = 0x3f0000,
58        .size = 0x010000,
59        .mask_flags = MTD_WRITEABLE,
60    } , {
61        .name = "firmware",
62        .offset = 0x030000,
63        .size = 0x3c0000,
64    }
65};
66#endif /* CONFIG_MTD_PARTITIONS */
67
68static struct flash_platform_data tew_632brp_flash_data = {
69#ifdef CONFIG_MTD_PARTITIONS
70        .parts = tew_632brp_partitions,
71        .nr_parts = ARRAY_SIZE(tew_632brp_partitions),
72#endif
73};
74
75static struct gpio_led tew_632brp_leds_gpio[] __initdata = {
76    {
77        .name = "tew-632brp:green:status",
78        .gpio = TEW_632BRP_GPIO_LED_STATUS,
79        .active_low = 1,
80    }, {
81        .name = "tew-632brp:blue:wps",
82        .gpio = TEW_632BRP_GPIO_LED_WPS,
83        .active_low = 1,
84    }, {
85        .name = "tew-632brp:green:wlan",
86        .gpio = TEW_632BRP_GPIO_LED_WLAN,
87        .active_low = 1,
88    }
89};
90
91static struct gpio_button tew_632brp_gpio_buttons[] __initdata = {
92    {
93        .desc = "reset",
94        .type = EV_KEY,
95        .code = BTN_0,
96        .threshold = 3,
97        .gpio = TEW_632BRP_GPIO_BTN_RESET,
98    }, {
99        .desc = "wps",
100        .type = EV_KEY,
101        .code = BTN_1,
102        .threshold = 3,
103        .gpio = TEW_632BRP_GPIO_BTN_WPS,
104    }
105};
106
107#define TEW_632BRP_LAN_PHYMASK BIT(0)
108#define TEW_632BRP_WAN_PHYMASK BIT(4)
109#define TEW_632BRP_MDIO_MASK (~(TEW_632BRP_LAN_PHYMASK | \
110                   TEW_632BRP_WAN_PHYMASK))
111
112static void __init tew_632brp_setup(void)
113{
114    const char *config = (char *) KSEG1ADDR(TEW_632BRP_CONFIG_ADDR);
115    u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
116    u8 mac[6];
117    u8 *wlan_mac = NULL;
118
119    if (nvram_parse_mac_addr(config, TEW_632BRP_CONFIG_SIZE,
120                     "lan_mac=", mac) == 0) {
121        ar71xx_set_mac_base(mac);
122        wlan_mac = mac;
123    }
124
125    ar71xx_add_device_mdio(TEW_632BRP_MDIO_MASK);
126
127    ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
128    ar71xx_eth0_data.phy_mask = TEW_632BRP_LAN_PHYMASK;
129
130    ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
131    ar71xx_eth1_data.phy_mask = TEW_632BRP_WAN_PHYMASK;
132
133    ar71xx_add_device_eth(0);
134    ar71xx_add_device_eth(1);
135
136    ar71xx_add_device_m25p80(&tew_632brp_flash_data);
137
138    ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tew_632brp_leds_gpio),
139                    tew_632brp_leds_gpio);
140
141    ar71xx_add_device_gpio_buttons(-1, TEW_632BRP_BUTTONS_POLL_INTERVAL,
142                    ARRAY_SIZE(tew_632brp_gpio_buttons),
143                    tew_632brp_gpio_buttons);
144
145    ar913x_add_device_wmac(eeprom, wlan_mac);
146}
147
148MIPS_MACHINE(AR71XX_MACH_TEW_632BRP, "TEW-632BRP", "TRENDnet TEW-632BRP",
149         tew_632brp_setup);
150

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