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-ar9xxx-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_KEYS_POLL_INTERVAL 20 /* msecs */
32#define TEW_632BRP_KEYS_DEBOUNCE_INTERVAL (3 * TEW_632BRP_KEYS_POLL_INTERVAL)
33
34#define TEW_632BRP_CONFIG_ADDR 0x1f020000
35#define TEW_632BRP_CONFIG_SIZE 0x10000
36
37#ifdef CONFIG_MTD_PARTITIONS
38static struct mtd_partition tew_632brp_partitions[] = {
39    {
40        .name = "u-boot",
41        .offset = 0,
42        .size = 0x020000,
43        .mask_flags = MTD_WRITEABLE,
44    }, {
45        .name = "config",
46        .offset = 0x020000,
47        .size = 0x010000,
48    }, {
49        .name = "kernel",
50        .offset = 0x030000,
51        .size = 0x0d0000,
52    }, {
53        .name = "rootfs",
54        .offset = 0x100000,
55        .size = 0x2f0000,
56    }, {
57        .name = "art",
58        .offset = 0x3f0000,
59        .size = 0x010000,
60        .mask_flags = MTD_WRITEABLE,
61    }, {
62        .name = "firmware",
63        .offset = 0x030000,
64        .size = 0x3c0000,
65    }
66};
67#endif /* CONFIG_MTD_PARTITIONS */
68
69static struct flash_platform_data tew_632brp_flash_data = {
70#ifdef CONFIG_MTD_PARTITIONS
71    .parts = tew_632brp_partitions,
72    .nr_parts = ARRAY_SIZE(tew_632brp_partitions),
73#endif
74};
75
76static struct gpio_led tew_632brp_leds_gpio[] __initdata = {
77    {
78        .name = "tew-632brp:green:status",
79        .gpio = TEW_632BRP_GPIO_LED_STATUS,
80        .active_low = 1,
81    }, {
82        .name = "tew-632brp:blue:wps",
83        .gpio = TEW_632BRP_GPIO_LED_WPS,
84        .active_low = 1,
85    }, {
86        .name = "tew-632brp:green:wlan",
87        .gpio = TEW_632BRP_GPIO_LED_WLAN,
88        .active_low = 1,
89    }
90};
91
92static struct gpio_keys_button tew_632brp_gpio_keys[] __initdata = {
93    {
94        .desc = "reset",
95        .type = EV_KEY,
96        .code = KEY_RESTART,
97        .debounce_interval = TEW_632BRP_KEYS_DEBOUNCE_INTERVAL,
98        .gpio = TEW_632BRP_GPIO_BTN_RESET,
99    }, {
100        .desc = "wps",
101        .type = EV_KEY,
102        .code = KEY_WPS_BUTTON,
103        .debounce_interval = TEW_632BRP_KEYS_DEBOUNCE_INTERVAL,
104        .gpio = TEW_632BRP_GPIO_BTN_WPS,
105    }
106};
107
108#define TEW_632BRP_LAN_PHYMASK BIT(0)
109#define TEW_632BRP_WAN_PHYMASK BIT(4)
110#define TEW_632BRP_MDIO_MASK (~(TEW_632BRP_LAN_PHYMASK | \
111                   TEW_632BRP_WAN_PHYMASK))
112
113static void __init tew_632brp_setup(void)
114{
115    const char *config = (char *) KSEG1ADDR(TEW_632BRP_CONFIG_ADDR);
116    u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
117    u8 mac[6];
118    u8 *wlan_mac = NULL;
119
120    if (nvram_parse_mac_addr(config, TEW_632BRP_CONFIG_SIZE,
121                "lan_mac=", mac) == 0) {
122        ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
123        ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
124        wlan_mac = mac;
125    }
126
127    ar71xx_add_device_mdio(TEW_632BRP_MDIO_MASK);
128
129    ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
130    ar71xx_eth0_data.phy_mask = TEW_632BRP_LAN_PHYMASK;
131
132    ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
133    ar71xx_eth1_data.phy_mask = TEW_632BRP_WAN_PHYMASK;
134
135    ar71xx_add_device_eth(0);
136    ar71xx_add_device_eth(1);
137
138    ar71xx_add_device_m25p80(&tew_632brp_flash_data);
139
140    ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tew_632brp_leds_gpio),
141                    tew_632brp_leds_gpio);
142
143    ar71xx_register_gpio_keys_polled(-1, TEW_632BRP_KEYS_POLL_INTERVAL,
144                     ARRAY_SIZE(tew_632brp_gpio_keys),
145                     tew_632brp_gpio_keys);
146
147    ar9xxx_add_device_wmac(eeprom, wlan_mac);
148}
149
150MIPS_MACHINE(AR71XX_MACH_TEW_632BRP, "TEW-632BRP", "TRENDnet TEW-632BRP",
151         tew_632brp_setup);
152

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