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/*
* TP-LINK TL-WR940N v4 and v6 board support
*
* Copyright (C) 2016 David Lutz <kpanic@ff3l.net>
*
* 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/gpio.h>
#include <linux/platform_device.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define TL_WR940N_V4_GPIO_LED_QSS 3
#define TL_WR940N_V4_GPIO_LED_WAN 14
#define TL_WR940N_V4_GPIO_LED_WAN_RED 15
#define TL_WR940N_V4_GPIO_LED_LAN4 4
#define TL_WR940N_V4_GPIO_LED_LAN3 18
#define TL_WR940N_V4_GPIO_LED_LAN2 6
#define TL_WR940N_V4_GPIO_LED_LAN1 8
#define TL_WR940N_V4_GPIO_LED_WLAN 7
#define TL_WR940N_V4_GPIO_LED_SYSTEM 5
/* WR940N v6 specific GPIO*/
#define TL_WR940N_V6_GPIO_LED_DIAG_ORANGE 15
#define TL_WR940N_V6_GPIO_LED_WAN_BLUE 14
#define TL_WR940N_V4_GPIO_BTN_RESET 1
#define TL_WR940N_V4_GPIO_BTN_RFKILL 2
#define TL_WR940N_KEYS_POLL_INTERVAL 20
#define TL_WR940N_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR940N_KEYS_POLL_INTERVAL)
static struct gpio_led tl_wr940n_v4_leds_gpio[] __initdata = {
{
.name = "tp-link:blue:qss",
.gpio = TL_WR940N_V4_GPIO_LED_QSS,
.active_low = 1,
},
{
.name = "tp-link:blue:wan",
.gpio = TL_WR940N_V4_GPIO_LED_WAN,
.active_low = 1,
},
{
.name = "tp-link:red:wan",
.gpio = TL_WR940N_V4_GPIO_LED_WAN_RED,
.active_low = 0,
},
{
.name = "tp-link:blue:lan1",
.gpio = TL_WR940N_V4_GPIO_LED_LAN1,
.active_low = 1,
},
{
.name = "tp-link:blue:lan2",
.gpio = TL_WR940N_V4_GPIO_LED_LAN2,
.active_low = 1,
},
{
.name = "tp-link:blue:lan3",
.gpio = TL_WR940N_V4_GPIO_LED_LAN3,
.active_low = 1,
},
{
.name = "tp-link:blue:lan4",
.gpio = TL_WR940N_V4_GPIO_LED_LAN4,
.active_low = 1,
},
{
.name = "tp-link:blue:wlan",
.gpio = TL_WR940N_V4_GPIO_LED_WLAN,
.active_low = 1,
},
{
.name = "tp-link:blue:system",
.gpio = TL_WR940N_V4_GPIO_LED_SYSTEM,
.active_low = 1,
},
};
static struct gpio_keys_button tl_wr940n_v4_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = TL_WR940N_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_WR940N_V4_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "RFKILL button",
.type = EV_KEY,
.code = KEY_RFKILL,
.debounce_interval = TL_WR940N_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_WR940N_V4_GPIO_BTN_RFKILL,
.active_low = 1,
}
};
static struct gpio_led tl_wr940n_v6_leds_gpio[] __initdata = {
{
.name = "tp-link:blue:wan",
.gpio = TL_WR940N_V6_GPIO_LED_WAN_BLUE,
.active_low = 1,
},
{
.name = "tp-link:orange:diag",
.gpio = TL_WR940N_V6_GPIO_LED_DIAG_ORANGE,
.active_low = 0,
},
};
static const char *tl_wr940n_part_probes[] = {
"tp-link",
NULL,
};
static struct flash_platform_data tl_wr940n_flash_data = {
.part_probes = tl_wr940n_part_probes,
};
static void __init tl_wr940n_setup(void)
{
u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
ath79_register_m25p80(&tl_wr940n_flash_data);
ath79_register_mdio(0, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
ath79_switch_data.phy4_mii_en = 1;
ath79_register_eth(0);
ath79_register_eth(1);
ath79_register_wmac(ee, mac);
}
static void __init tl_wr940n_v4_setup(void)
{
tl_wr940n_setup();
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr940n_v4_leds_gpio),
tl_wr940n_v4_leds_gpio);
ath79_register_gpio_keys_polled(-1, TL_WR940N_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_wr940n_v4_gpio_keys),
tl_wr940n_v4_gpio_keys);
}
static void __init tl_wr940n_v6_setup(void)
{
tl_wr940n_setup();
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr940n_v6_leds_gpio),
tl_wr940n_v6_leds_gpio);
ath79_register_gpio_keys_polled(-1, TL_WR940N_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_wr940n_v4_gpio_keys),
tl_wr940n_v4_gpio_keys);
}
MIPS_MACHINE(ATH79_MACH_TL_WR940N_V4, "TL-WR940N-v4", "TP-LINK TL-WR940N v4",
tl_wr940n_v4_setup);
MIPS_MACHINE(ATH79_MACH_TL_WR940N_V6, "TL-WR940N-v6", "TP-LINK TL-WR940N v6",
tl_wr940n_v6_setup);
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