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/*
* GL.iNet GL-AR750 board support
*
* Copyright (C) 2018 Piotr Dymacz <pepe2k@gmail.com>
*
* 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/i2c.h>
#include <linux/i2c-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-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define GL_AR750_GPIO_LED_POWER 12
#define GL_AR750_GPIO_LED_WLAN2G 14
#define GL_AR750_GPIO_LED_WLAN5G 13
#define GL_AR750_GPIO_BTN_RESET 3
#define GL_AR750_GPIO_BTN_SW1 0
#define GL_AR750_GPIO_I2C_SCL 16
#define GL_AR750_GPIO_I2C_SDA 17
#define GL_AR750_GPIO_USB_POWER 2
#define GL_AR750_KEYS_POLL_INTERVAL 20
#define GL_AR750_KEYS_DEBOUNCE_INTERVAL (3 * GL_AR750_KEYS_POLL_INTERVAL)
#define GL_AR750_MAC0_OFFSET 0
#define GL_AR750_WMAC2G_CALDATA_OFFSET 0x1000
#define GL_AR750_WMAC5G_CALDATA_OFFSET 0x5000
static struct gpio_led gl_ar750_leds_gpio[] __initdata = {
{
.name = "gl-ar750:white:power",
.gpio = GL_AR750_GPIO_LED_POWER,
.default_state = LEDS_GPIO_DEFSTATE_KEEP,
.active_low = 1,
}, {
.name = "gl-ar750:white:wlan2g",
.gpio = GL_AR750_GPIO_LED_WLAN2G,
.active_low = 1,
}, {
.name = "gl-ar750:white:wlan5g",
.gpio = GL_AR750_GPIO_LED_WLAN5G,
.active_low = 1,
},
};
static struct gpio_keys_button gl_ar750_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = GL_AR750_KEYS_DEBOUNCE_INTERVAL,
.gpio = GL_AR750_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "sw1",
.type = EV_KEY,
.code = BTN_0,
.debounce_interval = GL_AR750_KEYS_DEBOUNCE_INTERVAL,
.gpio = GL_AR750_GPIO_BTN_SW1,
.active_low = 1,
},
};
static struct i2c_gpio_platform_data gl_ar750_i2c_gpio_data = {
.sda_pin = GL_AR750_GPIO_I2C_SDA,
.scl_pin = GL_AR750_GPIO_I2C_SCL,
};
static struct platform_device gl_ar750_i2c_gpio = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &gl_ar750_i2c_gpio_data,
},
};
static void __init gl_ar750_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1f050000);
ath79_register_m25p80(NULL);
ath79_setup_ar933x_phy4_switch(false, false);
ath79_register_mdio(0, 0x0);
ath79_switch_data.phy4_mii_en = 1;
ath79_switch_data.phy_poll_mask = 0xfc;
/* WAN */
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ath79_eth0_data.phy_mask = BIT(4);
ath79_eth0_data.speed = SPEED_100;
ath79_init_mac(ath79_eth0_data.mac_addr, art + GL_AR750_MAC0_OFFSET, 0);
ath79_register_eth(0);
/* LAN */
ath79_eth1_data.duplex = DUPLEX_FULL;
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
ath79_init_mac(ath79_eth1_data.mac_addr, art + GL_AR750_MAC0_OFFSET, 1);
ath79_register_eth(1);
/* Disable JTAG (enables GPIO0-3) */
ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_ar750_leds_gpio),
gl_ar750_leds_gpio);
ath79_register_gpio_keys_polled(-1, GL_AR750_KEYS_POLL_INTERVAL,
ARRAY_SIZE(gl_ar750_gpio_keys),
gl_ar750_gpio_keys);
gpio_request_one(GL_AR750_GPIO_USB_POWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"USB power");
platform_device_register(&gl_ar750_i2c_gpio);
ath79_register_usb();
ath79_register_wmac(art + GL_AR750_WMAC2G_CALDATA_OFFSET, NULL);
ap91_pci_init(art + GL_AR750_WMAC5G_CALDATA_OFFSET, NULL);
}
MIPS_MACHINE(ATH79_MACH_GL_AR750, "GL-AR750", "GL.iNet GL-AR750",
gl_ar750_setup);
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