OpenWrt – Rev 1
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/*
* AVM FRITZ!WLAN Repeater 450E board support
*
* Copyright (C) 2018 David Bauer <mail@david-bauer.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/init.h>
#include <linux/ath9k_platform.h>
#include <linux/etherdevice.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/platform_data/mdio-gpio.h>
#include <linux/platform_data/phy-at803x.h>
#include <linux/spi/spi_gpio.h>
#include <linux/spi/74x164.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-spi.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define FRITZ450E_GPIO_LED_POWER 14
#define FRITZ450E_GPIO_LED_LAN 13
#define FRITZ450E_GPIO_LED_WLAN 15
#define FRITZ450E_GPIO_LED_RSSI2 16
#define FRITZ450E_GPIO_LED_RSSI3 17
#define FRITZ450E_GPIO_LED_RSSI4 18
#define FRITZ450E_GPIO_BTN_WPS 4
#define FRITZ450E_KEYS_POLL_INTERVAL 20 /* msecs */
#define FRITZ450E_KEYS_DEBOUNCE_INTERVAL (3 * FRITZ450E_KEYS_POLL_INTERVAL)
#define FRITZ450E_PHY_ADDRESS 0
#define FRITZ450E_GPIO_PHY_RESET 11
#define FRITZ450E_GPIO_MDIO_CLK 12
#define FRITZ450E_GPIO_MDIO_DATA 19
#define FRITZ450E_OFFSET_URLADER_WIFI_MAC_REVERSE 0x1979
static struct mtd_partition fritz450E_flash_partitions[] = {
{
.name = "urlader",
.offset = 0,
.size = 0x0020000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "firmware",
.offset = 0x0020000,
.size = 0x0EE0000,
}, {
.name = "tffs (1)",
.offset = 0x0f00000,
.size = 0x0080000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "tffs (2)",
.offset = 0x0f80000,
.size = 0x0080000,
.mask_flags = MTD_WRITEABLE,
}
};
static struct flash_platform_data fritz450E_flash_data = {
.parts = fritz450E_flash_partitions,
.nr_parts = ARRAY_SIZE(fritz450E_flash_partitions),
};
static struct gpio_led fritz450E_leds_gpio[] __initdata = {
{
.name = "fritz450e:green:lan",
.gpio = FRITZ450E_GPIO_LED_LAN,
.active_low = 1,
}, {
.name = "fritz450e:green:rssi2",
.gpio = FRITZ450E_GPIO_LED_RSSI2,
.active_low = 1,
}, {
.name = "fritz450e:green:rssi3",
.gpio = FRITZ450E_GPIO_LED_RSSI3,
.active_low = 1,
}, {
.name = "fritz450e:green:rssi4",
.gpio = FRITZ450E_GPIO_LED_RSSI4,
.active_low = 1,
}, {
.name = "fritz450e:green:wlan",
.gpio = FRITZ450E_GPIO_LED_WLAN,
.active_low = 1,
}, {
.name = "fritz450e:green:power",
.gpio = FRITZ450E_GPIO_LED_POWER,
.active_low = 0,
},
};
static struct gpio_keys_button fritz450E_gpio_keys[] __initdata = {
{
.desc = "WPS Button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = FRITZ450E_KEYS_DEBOUNCE_INTERVAL,
.gpio = FRITZ450E_GPIO_BTN_WPS,
.active_low = 1,
}
};
static struct at803x_platform_data fritz450E_at803x_data = {
.disable_smarteee = 1,
.has_reset_gpio = 1,
.override_sgmii_aneg = 1,
.reset_gpio = FRITZ450E_GPIO_PHY_RESET,
};
static struct mdio_board_info fritz450E_mdio_info[] = {
{
.bus_id = "ag71xx-mdio.1",
.mdio_addr = FRITZ450E_PHY_ADDRESS,
.platform_data = &fritz450E_at803x_data,
},
};
static void __init fritz450E_setup(void) {
u8 *urlader = (u8 *) KSEG1ADDR(0x1f000000);
u8 wifi_mac[ETH_ALEN];
ath79_register_m25p80(&fritz450E_flash_data);
gpio_request_one(FRITZ450E_GPIO_MDIO_CLK, GPIOF_OUT_INIT_HIGH, "MDC Pull-UP");
gpio_request_one(FRITZ450E_GPIO_MDIO_DATA, GPIOF_OUT_INIT_HIGH, "MDIO Pull-UP");
gpio_request_one(FRITZ450E_GPIO_PHY_RESET, GPIOF_OUT_INIT_HIGH, "PHY reset");
/* Register PHY device */
mdiobus_register_board_info(fritz450E_mdio_info,
ARRAY_SIZE(fritz450E_mdio_info));
/* Initialize Ethernet */
ath79_extract_mac_reverse(urlader + FRITZ450E_OFFSET_URLADER_WIFI_MAC_REVERSE, wifi_mac);
ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, -2);
ath79_register_mdio(1, ~BIT(FRITZ450E_PHY_ADDRESS));
ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
ath79_eth0_data.phy_mask = BIT(FRITZ450E_PHY_ADDRESS);
ath79_eth0_data.enable_sgmii_fixup = 1;
ath79_eth0_pll_data.pll_1000 = 0x03000000;
ath79_eth0_pll_data.pll_100 = 0x00000101;
ath79_eth0_pll_data.pll_10 = 0x00001313;
ath79_register_eth(0);
/* Initialize 2.4GHz WiFi */
ath79_register_wmac_simple();
/* Register GPIO buttons */
ath79_register_gpio_keys_polled(-1, FRITZ450E_KEYS_POLL_INTERVAL,
ARRAY_SIZE(fritz450E_gpio_keys),
fritz450E_gpio_keys);
/* Register LEDs */
ath79_register_leds_gpio(-1, ARRAY_SIZE(fritz450E_leds_gpio),
fritz450E_leds_gpio);
}
MIPS_MACHINE(ATH79_MACH_FRITZ450E, "FRITZ450E",
"AVM FRITZ!WLAN Repeater 450E", fritz450E_setup);