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194 lines
5.0 KiB
C
194 lines
5.0 KiB
C
/*
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* GL.iNet GL-AR750S board support
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*
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* Copyright (C) 2018 luochongjun <luochongjun@gl-inet.com>
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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/init.h>
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#include <linux/pci.h>
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#include <linux/platform_device.h>
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#include <linux/ath9k_platform.h>
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#include <linux/etherdevice.h>
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#include <linux/i2c.h>
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#include <linux/i2c-gpio.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/irq.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include <linux/platform_data/phy-at803x.h>
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#include <linux/ar8216_platform.h>
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#include "common.h"
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#include "dev-ap9x-pci.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-spi.h"
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#include "dev-m25p80.h"
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#include "dev-wmac.h"
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#include "dev-usb.h"
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#include "machtypes.h"
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#define GL_AR750S_KEYS_POLL_INTERVAL 20
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#define GL_AR750S_KEYS_DEBOUNCE_INTERVAL (3 * GL_AR750S_KEYS_POLL_INTERVAL)
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#define GL_AR750S_GPIO_LED_WLAN2G 19
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#define GL_AR750S_GPIO_LED_WLAN5G 20
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#define GL_AR750S_GPIO_LED_POWER 1
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#define GL_AR750S_GPIO_USB_POWER 7
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#define GL_AR750S_GPIO_BTN_RESET 2
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#define GL_AR750S_GPIO_BTN_RIGHT 8
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#define GL_AR750S_MAC0_OFFSET 0x0000
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#define GL_AR750S_WMAC_CALDATA_OFFSET 0x1000
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#define GL_AR750S_PCI_CALDATA_OFFSET 0x5000
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#define GL_AR750S_GPIO_I2C_SDA 5
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#define GL_AR750S_GPIO_I2C_SCL 21
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static struct spi_board_info gl_ar750s_spi_info[] = {
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{
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.bus_num = 0,
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.chip_select = 0,
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.max_speed_hz = 25000000,
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.modalias = "m25p80",
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.platform_data = NULL,
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},
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};
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static struct ath79_spi_platform_data gl_ar750s_spi_data = {
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.bus_num = 0,
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.num_chipselect = 2,
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};
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static struct gpio_led gl_ar750s_leds_gpio[] __initdata = {
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{
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.name = "gl-ar750s:green:power",
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.gpio = GL_AR750S_GPIO_LED_POWER,
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.default_state = LEDS_GPIO_DEFSTATE_KEEP,
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.active_low = 1,
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},{
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.name = "gl-ar750s:green:usbpower",
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.gpio = GL_AR750S_GPIO_USB_POWER,
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.active_low = 1,
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},{
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.name = "gl-ar750s:green:wlan2g",
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.gpio = GL_AR750S_GPIO_LED_WLAN2G,
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.active_low = 1,
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},{
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.name = "gl-ar750s:green:wlan5g",
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.gpio = GL_AR750S_GPIO_LED_WLAN5G,
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.active_low = 0,
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}
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};
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static struct gpio_keys_button gl_ar750s_gpio_keys[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = GL_AR750S_KEYS_DEBOUNCE_INTERVAL,
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.gpio = GL_AR750S_GPIO_BTN_RESET,
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.active_low = 1,
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}, {
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.desc = "right",
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.type = EV_KEY,
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.code = BTN_0,
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.debounce_interval = GL_AR750S_KEYS_DEBOUNCE_INTERVAL,
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.gpio = GL_AR750S_GPIO_BTN_RIGHT,
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.active_low = 1,
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},
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};
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static struct i2c_gpio_platform_data gl_ar750s_i2c_gpio_data = {
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.sda_pin = GL_AR750S_GPIO_I2C_SDA,
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.scl_pin = GL_AR750S_GPIO_I2C_SCL,
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};
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static struct platform_device gl_ar750s_i2c_gpio_device = {
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.name = "i2c-gpio",
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.id = 0,
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.dev = {
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.platform_data = &gl_ar750s_i2c_gpio_data,
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}
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};
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static struct ar8327_pad_cfg gl_ar750s_ar8327_pad0_cfg = {
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.mode = AR8327_PAD_MAC_SGMII,
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.sgmii_delay_en = true,
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};
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static struct ar8327_platform_data gl_ar750s_ar8327_data = {
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.pad0_cfg = &gl_ar750s_ar8327_pad0_cfg,
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.port0_cfg = {
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.force_link = 1,
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.speed = AR8327_PORT_SPEED_1000,
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.duplex = 1,
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.txpause = 1,
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.rxpause = 1,
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},
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};
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static struct mdio_board_info gl_ar750s_mdio0_info[] = {
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{
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.bus_id = "ag71xx-mdio.0",
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.mdio_addr = 0,
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.platform_data = &gl_ar750s_ar8327_data,
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},
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};
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static void __init gl_ar750s_setup(void)
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{
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u8 *eeprom = (u8 *) KSEG1ADDR(0x1f050000);
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ath79_register_spi(&gl_ar750s_spi_data, gl_ar750s_spi_info, 1);
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ath79_init_mac(ath79_eth0_data.mac_addr,
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eeprom + GL_AR750S_MAC0_OFFSET, 0);
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
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ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
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ath79_eth0_data.phy_mask = BIT(0);
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mdiobus_register_board_info(gl_ar750s_mdio0_info,
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ARRAY_SIZE(gl_ar750s_mdio0_info));
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ath79_register_mdio(0, 0x00);
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ath79_register_eth(0);
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ath79_register_usb();
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ath79_register_wmac(eeprom + GL_AR750S_WMAC_CALDATA_OFFSET, NULL);
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ap91_pci_init(eeprom + GL_AR750S_PCI_CALDATA_OFFSET, NULL);
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platform_device_register(&gl_ar750s_i2c_gpio_device);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_ar750s_leds_gpio),
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gl_ar750s_leds_gpio);
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ath79_register_gpio_keys_polled(-1, GL_AR750S_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(gl_ar750s_gpio_keys),
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gl_ar750s_gpio_keys);
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}
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MIPS_MACHINE(ATH79_MACH_GL_AR750S, "GL-AR750S", "GL-AR750S",
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gl_ar750s_setup);
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