Root/target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wdr4300.c

1/*
2 * TP-LINK TL-WDR4300 board support
3 *
4 * Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation.
9 */
10
11#include <linux/pci.h>
12#include <linux/phy.h>
13#include <linux/gpio.h>
14#include <linux/platform_device.h>
15#include <linux/ath9k_platform.h>
16#include <linux/ar8216_platform.h>
17
18#include <asm/mach-ath79/ar71xx_regs.h>
19
20#include "common.h"
21#include "dev-ap9x-pci.h"
22#include "dev-eth.h"
23#include "dev-gpio-buttons.h"
24#include "dev-leds-gpio.h"
25#include "dev-m25p80.h"
26#include "dev-spi.h"
27#include "dev-usb.h"
28#include "dev-wmac.h"
29#include "machtypes.h"
30
31#define WDR4300_GPIO_LED_USB1 11
32#define WDR4300_GPIO_LED_USB2 12
33#define WDR4300_GPIO_LED_WLAN2G 13
34#define WDR4300_GPIO_LED_SYSTEM 14
35#define WDR4300_GPIO_LED_QSS 15
36
37#define WDR4300_GPIO_BTN_WPS 16
38#define WDR4300_GPIO_BTN_RFKILL 17
39
40#define WDR4300_GPIO_USB1_POWER 22
41#define WDR4300_GPIO_USB2_POWER 21
42
43#define WDR4300_KEYS_POLL_INTERVAL 20 /* msecs */
44#define WDR4300_KEYS_DEBOUNCE_INTERVAL (3 * WDR4300_KEYS_POLL_INTERVAL)
45
46#define WDR4300_MAC0_OFFSET 0
47#define WDR4300_MAC1_OFFSET 6
48#define WDR4300_WMAC_CALDATA_OFFSET 0x1000
49#define WDR4300_PCIE_CALDATA_OFFSET 0x5000
50
51static const char *wdr4300_part_probes[] = {
52    "tp-link",
53    NULL,
54};
55
56static struct flash_platform_data wdr4300_flash_data = {
57    .part_probes = wdr4300_part_probes,
58};
59
60static struct gpio_led wdr4300_leds_gpio[] __initdata = {
61    {
62        .name = "tp-link:blue:qss",
63        .gpio = WDR4300_GPIO_LED_QSS,
64        .active_low = 1,
65    },
66    {
67        .name = "tp-link:blue:system",
68        .gpio = WDR4300_GPIO_LED_SYSTEM,
69        .active_low = 1,
70    },
71    {
72        .name = "tp-link:green:usb1",
73        .gpio = WDR4300_GPIO_LED_USB1,
74        .active_low = 1,
75    },
76    {
77        .name = "tp-link:green:usb2",
78        .gpio = WDR4300_GPIO_LED_USB2,
79        .active_low = 1,
80    },
81    {
82        .name = "tp-link:blue:wlan2g",
83        .gpio = WDR4300_GPIO_LED_WLAN2G,
84        .active_low = 1,
85    },
86};
87
88static struct gpio_keys_button wdr4300_gpio_keys[] __initdata = {
89    {
90        .desc = "QSS button",
91        .type = EV_KEY,
92        .code = KEY_WPS_BUTTON,
93        .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
94        .gpio = WDR4300_GPIO_BTN_WPS,
95        .active_low = 1,
96    },
97    {
98        .desc = "RFKILL switch",
99        .type = EV_SW,
100        .code = KEY_RFKILL,
101        .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
102        .gpio = WDR4300_GPIO_BTN_RFKILL,
103    },
104};
105
106static struct ar8327_pad_cfg wdr4300_ar8327_pad0_cfg = {
107    .mode = AR8327_PAD_MAC_RGMII,
108    .txclk_delay_en = true,
109    .rxclk_delay_en = true,
110    .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
111    .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
112};
113
114static struct ar8327_led_cfg wdr4300_ar8327_led_cfg = {
115    .led_ctrl0 = 0xc737c737,
116    .led_ctrl1 = 0x00000000,
117    .led_ctrl2 = 0x00000000,
118    .led_ctrl3 = 0x0030c300,
119    .open_drain = false,
120};
121
122static struct ar8327_platform_data wdr4300_ar8327_data = {
123    .pad0_cfg = &wdr4300_ar8327_pad0_cfg,
124    .port0_cfg = {
125        .force_link = 1,
126        .speed = AR8327_PORT_SPEED_1000,
127        .duplex = 1,
128        .txpause = 1,
129        .rxpause = 1,
130    },
131    .led_cfg = &wdr4300_ar8327_led_cfg,
132};
133
134static struct mdio_board_info wdr4300_mdio0_info[] = {
135    {
136        .bus_id = "ag71xx-mdio.0",
137        .phy_addr = 0,
138        .platform_data = &wdr4300_ar8327_data,
139    },
140};
141
142static void __init wdr4300_setup(void)
143{
144    u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
145    u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
146    u8 tmpmac[ETH_ALEN];
147
148    ath79_register_m25p80(&wdr4300_flash_data);
149    ath79_register_leds_gpio(-1, ARRAY_SIZE(wdr4300_leds_gpio),
150                 wdr4300_leds_gpio);
151    ath79_register_gpio_keys_polled(-1, WDR4300_KEYS_POLL_INTERVAL,
152                    ARRAY_SIZE(wdr4300_gpio_keys),
153                    wdr4300_gpio_keys);
154
155    ath79_init_mac(tmpmac, mac, -1);
156    ath79_register_wmac(art + WDR4300_WMAC_CALDATA_OFFSET, tmpmac);
157
158    ath79_init_mac(tmpmac, mac, 0);
159    ap9x_pci_setup_wmac_led_pin(0, 0);
160    ap91_pci_init(art + WDR4300_PCIE_CALDATA_OFFSET, tmpmac);
161
162    ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
163
164    mdiobus_register_board_info(wdr4300_mdio0_info,
165                    ARRAY_SIZE(wdr4300_mdio0_info));
166
167    ath79_register_mdio(0, 0x0);
168
169    ath79_init_mac(ath79_eth0_data.mac_addr, mac, -2);
170
171    /* GMAC0 is connected to an AR8327N switch */
172    ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
173    ath79_eth0_data.phy_mask = BIT(0);
174    ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
175    ath79_eth0_pll_data.pll_1000 = 0x06000000;
176    ath79_register_eth(0);
177
178    gpio_request_one(WDR4300_GPIO_USB1_POWER,
179             GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
180             "USB1 power");
181    gpio_request_one(WDR4300_GPIO_USB2_POWER,
182             GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
183             "USB2 power");
184    ath79_register_usb();
185}
186
187MIPS_MACHINE(ATH79_MACH_TL_WDR4300, "TL-WDR4300",
188         "TP-LINK TL-WDR3600/4300/4310",
189         wdr4300_setup);
190

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