Root/target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wa901nd.c

1/*
2 * TP-LINK TL-WA901ND board support
3 *
4 * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2010 Pieter Hollants <pieter@hollants.com>
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-ap91-pci.h"
21#include "dev-gpio-buttons.h"
22#include "dev-leds-gpio.h"
23
24#define TL_WA901ND_GPIO_LED_QSS 0
25#define TL_WA901ND_GPIO_LED_SYSTEM 1
26
27#define TL_WA901ND_GPIO_BTN_RESET 11
28#define TL_WA901ND_GPIO_BTN_QSS 12
29
30#define TL_WA901ND_KEYS_POLL_INTERVAL 20 /* msecs */
31#define TL_WA901ND_KEYS_DEBOUNCE_INTERVAL (3 * TL_WA901ND_KEYS_POLL_INTERVAL)
32
33#ifdef CONFIG_MTD_PARTITIONS
34static struct mtd_partition tl_wa901nd_partitions[] = {
35    {
36        .name = "u-boot",
37        .offset = 0,
38        .size = 0x020000,
39        .mask_flags = MTD_WRITEABLE,
40    }, {
41        .name = "kernel",
42        .offset = 0x020000,
43        .size = 0x140000,
44    }, {
45        .name = "rootfs",
46        .offset = 0x160000,
47        .size = 0x290000,
48    }, {
49        .name = "art",
50        .offset = 0x3f0000,
51        .size = 0x010000,
52        .mask_flags = MTD_WRITEABLE,
53    }, {
54        .name = "firmware",
55        .offset = 0x020000,
56        .size = 0x3d0000,
57    }
58};
59#endif /* CONFIG_MTD_PARTITIONS */
60
61static struct flash_platform_data tl_wa901nd_flash_data = {
62#ifdef CONFIG_MTD_PARTITIONS
63    .parts = tl_wa901nd_partitions,
64    .nr_parts = ARRAY_SIZE(tl_wa901nd_partitions),
65#endif
66};
67
68static struct gpio_led tl_wa901nd_leds_gpio[] __initdata = {
69    {
70        .name = "tl-wa901nd:green:system",
71        .gpio = TL_WA901ND_GPIO_LED_SYSTEM,
72        .active_low = 1,
73    }, {
74        .name = "tl-wa901nd:green:qss",
75        .gpio = TL_WA901ND_GPIO_LED_QSS,
76        .active_low = 1,
77    }
78};
79
80static struct gpio_keys_button tl_wa901nd_gpio_keys[] __initdata = {
81    {
82        .desc = "reset",
83        .type = EV_KEY,
84        .code = BTN_0,
85        .debounce_interval = TL_WA901ND_KEYS_DEBOUNCE_INTERVAL,
86        .gpio = TL_WA901ND_GPIO_BTN_RESET,
87        .active_low = 1,
88    }, {
89        .desc = "qss",
90        .type = EV_KEY,
91        .code = BTN_1,
92        .debounce_interval = TL_WA901ND_KEYS_DEBOUNCE_INTERVAL,
93        .gpio = TL_WA901ND_GPIO_BTN_QSS,
94        .active_low = 1,
95    }
96};
97
98static void __init tl_wa901nd_setup(void)
99{
100    u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
101    u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
102
103    /*
104     * ar71xx_eth0 would be the WAN port, but is not connected on
105     * the TL-WA901ND. ar71xx_eth1 connects to the internal switch chip,
106     * however we have a single LAN port only.
107     */
108    ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 0);
109    ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
110    ar71xx_eth1_data.speed = SPEED_1000;
111    ar71xx_eth1_data.duplex = DUPLEX_FULL;
112    ar71xx_eth1_data.has_ar7240_switch = 1;
113
114    ar71xx_add_device_mdio(0x0);
115    ar71xx_add_device_eth(1);
116
117    ar71xx_add_device_m25p80(&tl_wa901nd_flash_data);
118
119    ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wa901nd_leds_gpio),
120                    tl_wa901nd_leds_gpio);
121
122    ar71xx_register_gpio_keys_polled(-1, TL_WA901ND_KEYS_POLL_INTERVAL,
123                     ARRAY_SIZE(tl_wa901nd_gpio_keys),
124                     tl_wa901nd_gpio_keys);
125
126    ap91_pci_init(ee, mac);
127}
128
129MIPS_MACHINE(AR71XX_MACH_TL_WA901ND, "TL-WA901ND", "TP-LINK TL-WA901ND",
130         tl_wa901nd_setup);
131

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