Root/target/linux/ar71xx/files/arch/mips/ath79/mach-wrt400n.c

1/*
2 * Linksys WRT400N board support
3 *
4 * Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2009 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-ath79/ath79.h>
16
17#include "dev-ap9x-pci.h"
18#include "dev-eth.h"
19#include "dev-gpio-buttons.h"
20#include "dev-leds-gpio.h"
21#include "dev-m25p80.h"
22#include "machtypes.h"
23
24#define WRT400N_GPIO_LED_POWER 1
25#define WRT400N_GPIO_LED_WPS_BLUE 4
26#define WRT400N_GPIO_LED_WPS_AMBER 5
27#define WRT400N_GPIO_LED_WLAN 6
28
29#define WRT400N_GPIO_BTN_RESET 8
30#define WRT400N_GPIO_BTN_WLSEC 3
31
32#define WRT400N_KEYS_POLL_INTERVAL 20 /* msecs */
33#define WRT400N_KEYS_DEBOUNE_INTERVAL (3 * WRT400N_KEYS_POLL_INTERVAL)
34
35#define WRT400N_MAC_ADDR_OFFSET 0x120c
36#define WRT400N_CALDATA0_OFFSET 0x1000
37#define WRT400N_CALDATA1_OFFSET 0x5000
38
39static struct mtd_partition wrt400n_partitions[] = {
40    {
41        .name = "uboot",
42        .offset = 0,
43        .size = 0x030000,
44        .mask_flags = MTD_WRITEABLE,
45    }, {
46        .name = "env",
47        .offset = 0x030000,
48        .size = 0x010000,
49        .mask_flags = MTD_WRITEABLE,
50    }, {
51        .name = "linux",
52        .offset = 0x040000,
53        .size = 0x140000,
54    }, {
55        .name = "rootfs",
56        .offset = 0x180000,
57        .size = 0x630000,
58    }, {
59        .name = "nvram",
60        .offset = 0x7b0000,
61        .size = 0x010000,
62        .mask_flags = MTD_WRITEABLE,
63    }, {
64        .name = "factory",
65        .offset = 0x7c0000,
66        .size = 0x010000,
67        .mask_flags = MTD_WRITEABLE,
68    }, {
69        .name = "language",
70        .offset = 0x7d0000,
71        .size = 0x020000,
72        .mask_flags = MTD_WRITEABLE,
73    }, {
74        .name = "caldata",
75        .offset = 0x7f0000,
76        .size = 0x010000,
77        .mask_flags = MTD_WRITEABLE,
78    }, {
79        .name = "firmware",
80        .offset = 0x040000,
81        .size = 0x770000,
82    }
83};
84
85static struct flash_platform_data wrt400n_flash_data = {
86    .parts = wrt400n_partitions,
87    .nr_parts = ARRAY_SIZE(wrt400n_partitions),
88};
89
90static struct gpio_led wrt400n_leds_gpio[] __initdata = {
91    {
92        .name = "wrt400n:blue:wps",
93        .gpio = WRT400N_GPIO_LED_WPS_BLUE,
94        .active_low = 1,
95    }, {
96        .name = "wrt400n:amber:wps",
97        .gpio = WRT400N_GPIO_LED_WPS_AMBER,
98        .active_low = 1,
99    }, {
100        .name = "wrt400n:blue:wlan",
101        .gpio = WRT400N_GPIO_LED_WLAN,
102        .active_low = 1,
103    }, {
104        .name = "wrt400n:blue:power",
105        .gpio = WRT400N_GPIO_LED_POWER,
106        .active_low = 0,
107        .default_trigger = "default-on",
108    }
109};
110
111static struct gpio_keys_button wrt400n_gpio_keys[] __initdata = {
112    {
113        .desc = "reset",
114        .type = EV_KEY,
115        .code = KEY_RESTART,
116        .debounce_interval = WRT400N_KEYS_DEBOUNE_INTERVAL,
117        .gpio = WRT400N_GPIO_BTN_RESET,
118        .active_low = 1,
119    }, {
120        .desc = "wlsec",
121        .type = EV_KEY,
122        .code = KEY_WPS_BUTTON,
123        .debounce_interval = WRT400N_KEYS_DEBOUNE_INTERVAL,
124        .gpio = WRT400N_GPIO_BTN_WLSEC,
125        .active_low = 1,
126    }
127};
128
129static void __init wrt400n_setup(void)
130{
131    u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
132    u8 *mac = art + WRT400N_MAC_ADDR_OFFSET;
133
134    ath79_register_mdio(0, 0x0);
135
136    ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
137    ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
138    ath79_eth0_data.speed = SPEED_100;
139    ath79_eth0_data.duplex = DUPLEX_FULL;
140
141    ath79_init_mac(ath79_eth1_data.mac_addr, mac, 2);
142    ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
143    ath79_eth1_data.phy_mask = 0x10;
144
145    ath79_register_eth(0);
146    ath79_register_eth(1);
147
148    ath79_register_m25p80(&wrt400n_flash_data);
149
150    ath79_register_leds_gpio(-1, ARRAY_SIZE(wrt400n_leds_gpio),
151                 wrt400n_leds_gpio);
152
153    ath79_register_gpio_keys_polled(-1, WRT400N_KEYS_POLL_INTERVAL,
154                    ARRAY_SIZE(wrt400n_gpio_keys),
155                    wrt400n_gpio_keys);
156
157    ap94_pci_init(art + WRT400N_CALDATA0_OFFSET, NULL,
158              art + WRT400N_CALDATA1_OFFSET, NULL);
159}
160
161MIPS_MACHINE(ATH79_MACH_WRT400N, "WRT400N", "Linksys WRT400N", wrt400n_setup);
162

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