133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/*
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* TP-LINK TL-WA830RE v2 board support
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*
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* Copyright (C) 2014 Fredrik Jonson <fredrik@famjonson.se>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include "common.h"
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#include "dev-eth.h"
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#include "dev-gpio-buttons.h"
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#include "dev-leds-gpio.h"
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#include "dev-m25p80.h"
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#include "dev-usb.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#define TL_WA830REV2_GPIO_LED_WLAN 13
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#define TL_WA830REV2_GPIO_LED_QSS 15
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#define TL_WA830REV2_GPIO_LED_LAN 18
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#define TL_WA830REV2_GPIO_LED_SYSTEM 14
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#define TL_WA830REV2_GPIO_BTN_RESET 17
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#define TL_WA830REV2_GPIO_SW_RFKILL 16 /* WPS for MR3420 v2 */
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#define TL_WA830REV2_GPIO_USB_POWER 4
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#define TL_WA830REV2_KEYS_POLL_INTERVAL 20 /* msecs */
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#define TL_WA830REV2_KEYS_DEBOUNCE_INTERVAL (3 * TL_WA830REV2_KEYS_POLL_INTERVAL)
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static const char *tl_wa830re_v2_part_probes[] = {
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"tp-link",
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NULL,
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};
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static struct flash_platform_data tl_wa830re_v2_flash_data = {
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.part_probes = tl_wa830re_v2_part_probes,
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};
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static struct gpio_led tl_wa830re_v2_leds_gpio[] __initdata = {
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{
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.name = "tp-link:green:qss",
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.gpio = TL_WA830REV2_GPIO_LED_QSS,
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.active_low = 1,
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}, {
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.name = "tp-link:green:system",
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.gpio = TL_WA830REV2_GPIO_LED_SYSTEM,
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.active_low = 1,
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}, {
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.name = "tp-link:green:lan",
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.gpio = TL_WA830REV2_GPIO_LED_LAN,
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.active_low = 1,
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}, {
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.name = "tp-link:green:wlan",
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.gpio = TL_WA830REV2_GPIO_LED_WLAN,
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.active_low = 1,
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},
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};
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static struct gpio_keys_button tl_wa830re_v2_gpio_keys[] __initdata = {
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{
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.desc = "Reset button",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = TL_WA830REV2_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TL_WA830REV2_GPIO_BTN_RESET,
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.active_low = 1,
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}, {
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.desc = "RFKILL switch",
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.type = EV_SW,
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.code = KEY_RFKILL,
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.debounce_interval = TL_WA830REV2_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TL_WA830REV2_GPIO_SW_RFKILL,
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.active_low = 0,
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}
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};
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static void __init tl_ap123_setup(void)
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{
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u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
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u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
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/* Disable JTAG, enabling GPIOs 0-3 */
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/* Configure OBS4 line, for GPIO 4*/
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ath79_gpio_function_setup(AR934X_GPIO_FUNC_JTAG_DISABLE,
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AR934X_GPIO_FUNC_CLK_OBS4_EN);
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/* config gpio4 as normal gpio function */
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ath79_gpio_output_select(TL_WA830REV2_GPIO_USB_POWER,
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AR934X_GPIO_OUT_GPIO);
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ath79_register_m25p80(&tl_wa830re_v2_flash_data);
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ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
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ath79_register_mdio(1, 0x0);
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ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
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/* GMAC0 is connected to the PHY0 of the internal switch */
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ath79_switch_data.phy4_mii_en = 1;
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ath79_switch_data.phy_poll_mask = BIT(0);
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
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ath79_eth0_data.phy_mask = BIT(0);
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ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
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ath79_register_eth(0);
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ath79_register_wmac(ee, mac);
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}
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static void __init tl_wa830re_v2_setup(void)
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{
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tl_ap123_setup();
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ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa830re_v2_leds_gpio) - 1,
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tl_wa830re_v2_leds_gpio);
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ath79_register_gpio_keys_polled(1, TL_WA830REV2_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(tl_wa830re_v2_gpio_keys),
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tl_wa830re_v2_gpio_keys);
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}
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MIPS_MACHINE(ATH79_MACH_TL_WA830RE_V2, "TL-WA830RE-v2", "TP-LINK TL-WA830RE v2",
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tl_wa830re_v2_setup);
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