OpenWrt – Rev 1
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/*
* TP-LINK TL-WDR4300 board support
*
* Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <linux/pci.h>
#include <linux/phy.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define WDR4300_GPIO_LED_USB1 11
#define WDR4300_GPIO_LED_USB2 12
#define WDR4300_GPIO_LED_WLAN2G 13
#define WDR4300_GPIO_LED_SYSTEM 14
#define WDR4300_GPIO_LED_QSS 15
#define WDR4300_GPIO_BTN_WPS 16
#define WDR4300_GPIO_BTN_RFKILL 17
#define WDR4300_GPIO_EXTERNAL_LNA0 18
#define WDR4300_GPIO_EXTERNAL_LNA1 19
#define WDR4300_GPIO_USB1_POWER 22
#define WDR4300_GPIO_USB2_POWER 21
#define WDR4300_KEYS_POLL_INTERVAL 20 /* msecs */
#define WDR4300_KEYS_DEBOUNCE_INTERVAL (3 * WDR4300_KEYS_POLL_INTERVAL)
#define WDR4300_MAC0_OFFSET 0
#define WDR4300_MAC1_OFFSET 6
#define WDR4300_WMAC_CALDATA_OFFSET 0x1000
#define WDR4300_PCIE_CALDATA_OFFSET 0x5000
static const char *wdr4300_part_probes[] = {
"tp-link",
NULL,
};
static struct flash_platform_data wdr4300_flash_data = {
.part_probes = wdr4300_part_probes,
};
static struct gpio_led wdr4300_leds_gpio[] __initdata = {
{
.name = "tp-link:blue:qss",
.gpio = WDR4300_GPIO_LED_QSS,
.active_low = 1,
},
{
.name = "tp-link:blue:system",
.gpio = WDR4300_GPIO_LED_SYSTEM,
.active_low = 1,
},
{
.name = "tp-link:green:usb1",
.gpio = WDR4300_GPIO_LED_USB1,
.active_low = 1,
},
{
.name = "tp-link:green:usb2",
.gpio = WDR4300_GPIO_LED_USB2,
.active_low = 1,
},
{
.name = "tp-link:blue:wlan2g",
.gpio = WDR4300_GPIO_LED_WLAN2G,
.active_low = 1,
},
};
static struct gpio_keys_button wdr4300_gpio_keys[] __initdata = {
{
.desc = "QSS button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
.gpio = WDR4300_GPIO_BTN_WPS,
.active_low = 1,
},
{
.desc = "RFKILL switch",
.type = EV_SW,
.code = KEY_RFKILL,
.debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
.gpio = WDR4300_GPIO_BTN_RFKILL,
.active_low = 1,
},
};
static const struct ar8327_led_info wdr4300_leds_ar8327[] = {
AR8327_LED_INFO(PHY0_0, HW, "tp-link:blue:wan"),
AR8327_LED_INFO(PHY1_0, HW, "tp-link:blue:lan1"),
AR8327_LED_INFO(PHY2_0, HW, "tp-link:blue:lan2"),
AR8327_LED_INFO(PHY3_0, HW, "tp-link:blue:lan3"),
AR8327_LED_INFO(PHY4_0, HW, "tp-link:blue:lan4"),
};
static struct ar8327_pad_cfg wdr4300_ar8327_pad0_cfg = {
.mode = AR8327_PAD_MAC_RGMII,
.txclk_delay_en = true,
.rxclk_delay_en = true,
.txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
};
static struct ar8327_led_cfg wdr4300_ar8327_led_cfg = {
.led_ctrl0 = 0xc737c737,
.led_ctrl1 = 0x00000000,
.led_ctrl2 = 0x00000000,
.led_ctrl3 = 0x0030c300,
.open_drain = false,
};
static struct ar8327_platform_data wdr4300_ar8327_data = {
.pad0_cfg = &wdr4300_ar8327_pad0_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
.led_cfg = &wdr4300_ar8327_led_cfg,
.num_leds = ARRAY_SIZE(wdr4300_leds_ar8327),
.leds = wdr4300_leds_ar8327,
};
static struct mdio_board_info wdr4300_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.mdio_addr = 0,
.platform_data = &wdr4300_ar8327_data,
},
};
static void __init wdr4300_setup(void)
{
u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
u8 tmpmac[ETH_ALEN];
ath79_register_m25p80(&wdr4300_flash_data);
ath79_register_leds_gpio(-1, ARRAY_SIZE(wdr4300_leds_gpio),
wdr4300_leds_gpio);
ath79_register_gpio_keys_polled(-1, WDR4300_KEYS_POLL_INTERVAL,
ARRAY_SIZE(wdr4300_gpio_keys),
wdr4300_gpio_keys);
ath79_wmac_set_ext_lna_gpio(0, WDR4300_GPIO_EXTERNAL_LNA0);
ath79_wmac_set_ext_lna_gpio(1, WDR4300_GPIO_EXTERNAL_LNA1);
ath79_init_mac(tmpmac, mac, -1);
ath79_register_wmac(art + WDR4300_WMAC_CALDATA_OFFSET, tmpmac);
ath79_init_mac(tmpmac, mac, 0);
ap9x_pci_setup_wmac_led_pin(0, 0);
ap91_pci_init(art + WDR4300_PCIE_CALDATA_OFFSET, tmpmac);
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
mdiobus_register_board_info(wdr4300_mdio0_info,
ARRAY_SIZE(wdr4300_mdio0_info));
ath79_register_mdio(0, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, mac, -2);
/* GMAC0 is connected to an AR8327N switch */
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = BIT(0);
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth0_pll_data.pll_1000 = 0x06000000;
ath79_register_eth(0);
gpio_request_one(WDR4300_GPIO_USB1_POWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"USB1 power");
gpio_request_one(WDR4300_GPIO_USB2_POWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"USB2 power");
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_TL_WDR4300, "TL-WDR4300",
"TP-LINK TL-WDR3600/4300/4310",
wdr4300_setup);