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/*
* GL.iNet GL-AR750S board support
*
* Copyright (C) 2018 luochongjun <luochongjun@gl-inet.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/init.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/etherdevice.h>
#include <linux/i2c.h>
#include <linux/i2c-gpio.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/irq.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include <linux/platform_data/phy-at803x.h>
#include <linux/ar8216_platform.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-spi.h"
#include "dev-m25p80.h"
#include "dev-wmac.h"
#include "dev-usb.h"
#include "machtypes.h"
#define GL_AR750S_KEYS_POLL_INTERVAL 20
#define GL_AR750S_KEYS_DEBOUNCE_INTERVAL (3 * GL_AR750S_KEYS_POLL_INTERVAL)
#define GL_AR750S_GPIO_LED_WLAN2G 19
#define GL_AR750S_GPIO_LED_WLAN5G 20
#define GL_AR750S_GPIO_LED_POWER 1
#define GL_AR750S_GPIO_USB_POWER 7
#define GL_AR750S_GPIO_BTN_RESET 2
#define GL_AR750S_GPIO_BTN_RIGHT 8
#define GL_AR750S_MAC0_OFFSET 0x0000
#define GL_AR750S_WMAC_CALDATA_OFFSET 0x1000
#define GL_AR750S_PCI_CALDATA_OFFSET 0x5000
#define GL_AR750S_GPIO_I2C_SDA 5
#define GL_AR750S_GPIO_I2C_SCL 21
static struct spi_board_info gl_ar750s_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "m25p80",
.platform_data = NULL,
},
};
static struct ath79_spi_platform_data gl_ar750s_spi_data = {
.bus_num = 0,
.num_chipselect = 2,
};
static struct gpio_led gl_ar750s_leds_gpio[] __initdata = {
{
.name = "gl-ar750s:green:power",
.gpio = GL_AR750S_GPIO_LED_POWER,
.default_state = LEDS_GPIO_DEFSTATE_KEEP,
.active_low = 1,
},{
.name = "gl-ar750s:green:usbpower",
.gpio = GL_AR750S_GPIO_USB_POWER,
.active_low = 1,
},{
.name = "gl-ar750s:green:wlan2g",
.gpio = GL_AR750S_GPIO_LED_WLAN2G,
.active_low = 1,
},{
.name = "gl-ar750s:green:wlan5g",
.gpio = GL_AR750S_GPIO_LED_WLAN5G,
.active_low = 0,
}
};
static struct gpio_keys_button gl_ar750s_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = GL_AR750S_KEYS_DEBOUNCE_INTERVAL,
.gpio = GL_AR750S_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "right",
.type = EV_KEY,
.code = BTN_0,
.debounce_interval = GL_AR750S_KEYS_DEBOUNCE_INTERVAL,
.gpio = GL_AR750S_GPIO_BTN_RIGHT,
.active_low = 1,
},
};
static struct i2c_gpio_platform_data gl_ar750s_i2c_gpio_data = {
.sda_pin = GL_AR750S_GPIO_I2C_SDA,
.scl_pin = GL_AR750S_GPIO_I2C_SCL,
};
static struct platform_device gl_ar750s_i2c_gpio_device = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &gl_ar750s_i2c_gpio_data,
}
};
static struct ar8327_pad_cfg gl_ar750s_ar8327_pad0_cfg = {
.mode = AR8327_PAD_MAC_SGMII,
.sgmii_delay_en = true,
};
static struct ar8327_platform_data gl_ar750s_ar8327_data = {
.pad0_cfg = &gl_ar750s_ar8327_pad0_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
};
static struct mdio_board_info gl_ar750s_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 0,
.platform_data = &gl_ar750s_ar8327_data,
},
};
static void __init gl_ar750s_setup(void)
{
u8 *eeprom = (u8 *) KSEG1ADDR(0x1f050000);
ath79_register_spi(&gl_ar750s_spi_data, gl_ar750s_spi_info, 1);
ath79_init_mac(ath79_eth0_data.mac_addr,
eeprom + GL_AR750S_MAC0_OFFSET, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth0_data.phy_mask = BIT(0);
mdiobus_register_board_info(gl_ar750s_mdio0_info,
ARRAY_SIZE(gl_ar750s_mdio0_info));
ath79_register_mdio(0, 0x00);
ath79_register_eth(0);
ath79_register_usb();
ath79_register_wmac(eeprom + GL_AR750S_WMAC_CALDATA_OFFSET, NULL);
ap91_pci_init(eeprom + GL_AR750S_PCI_CALDATA_OFFSET, NULL);
platform_device_register(&gl_ar750s_i2c_gpio_device);
ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_ar750s_leds_gpio),
gl_ar750s_leds_gpio);
ath79_register_gpio_keys_polled(-1, GL_AR750S_KEYS_POLL_INTERVAL,
ARRAY_SIZE(gl_ar750s_gpio_keys),
gl_ar750s_gpio_keys);
}
MIPS_MACHINE(ATH79_MACH_GL_AR750S, "GL-AR750S", "GL-AR750S",
gl_ar750s_setup);