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/*
* ALFA Network AP120C board support
*
* Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2016 Luka Perkov <luka@openwrt.org>
*
* 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/bitops.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/ar8216_platform.h>
#include <linux/ath9k_platform.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-ap9x-pci.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define ALFA_AP120C_GPIO_LED 0
#define ALFA_AP120C_GPIO_BUTTON_WIFI 16
#define ALFA_AP120C_GPIO_WATCH_DOG 20
#define ALFA_AP120C_KEYS_POLL_INTERVAL 20 /* msecs */
#define ALFA_AP120C_KEYS_DEBOUNCE_INTERVAL (3 * ALFA_AP120C_KEYS_POLL_INTERVAL)
#define ALFA_AP120C_MAC_OFFSET 0x1002
#define ALFA_AP120C_CAL0_OFFSET 0x1000
static struct gpio_keys_button alfa_ap120c_gpio_keys[] __initdata = {
{
.desc = "Wireless button",
.type = EV_KEY,
.code = KEY_RFKILL,
.debounce_interval = ALFA_AP120C_KEYS_DEBOUNCE_INTERVAL,
.gpio = ALFA_AP120C_GPIO_BUTTON_WIFI,
.active_low = 1,
}
};
static struct gpio_led alfa_ap120c_leds_gpio[] __initdata = {
{
.name = "ap120c:red:wlan",
.gpio = ALFA_AP120C_GPIO_LED,
.active_low = 0,
}
};
static struct ar8327_pad_cfg ap120c_ar8327_pad0_cfg = {
.mode = AR8327_PAD_MAC_RGMII,
.txclk_delay_en = true,
.rxclk_delay_en = true,
.txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
};
static struct ar8327_platform_data ap120c_ar8327_data = {
.pad0_cfg = &ap120c_ar8327_pad0_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
};
static struct mdio_board_info ap120c_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.mdio_addr = 0,
.platform_data = &ap120c_ar8327_data,
},
};
static struct flash_platform_data flash __initdata = { NULL, NULL, 0 };
#define ALFA_AP120C_LAN_PHYMASK BIT(5)
#define ALFA_AP120C_MDIO_PHYMASK ALFA_AP120C_LAN_PHYMASK
static void __init alfa_ap120c_init(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
u8 mac[ETH_ALEN];
struct ath9k_platform_data *pdata;
ath79_register_leds_gpio(-1, ARRAY_SIZE(alfa_ap120c_leds_gpio),
alfa_ap120c_leds_gpio);
ath79_register_gpio_keys_polled(-1, ALFA_AP120C_KEYS_POLL_INTERVAL,
ARRAY_SIZE(alfa_ap120c_gpio_keys),
alfa_ap120c_gpio_keys);
ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
AR71XX_GPIO_FUNC_SPI_CS2_EN);
ath79_register_m25p80_multi(&flash);
ath79_init_mac(mac, art + ALFA_AP120C_MAC_OFFSET, 1);
ath79_register_wmac(art + ALFA_AP120C_CAL0_OFFSET, mac);
ath79_init_mac(mac, art + ALFA_AP120C_MAC_OFFSET, 2);
ap91_pci_init(NULL, mac);
pdata = ap9x_pci_get_wmac_data(0);
if (!pdata) {
pr_err("ap120c: unable to get address of wlan data\n");
return;
}
pdata->use_eeprom = true;
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
BIT(15) | BIT(17) | BIT(19) | BIT(21));
ath79_register_mdio(0, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, art + ALFA_AP120C_MAC_OFFSET, 0);
mdiobus_register_board_info(ap120c_mdio0_info, ARRAY_SIZE(ap120c_mdio0_info));
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = ALFA_AP120C_LAN_PHYMASK;
ath79_eth0_pll_data.pll_1000 = 0x42000000;
ath79_eth0_pll_data.pll_10 = 0x00001313;
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_register_eth(0);
}
MIPS_MACHINE(ATH79_MACH_ALFA_AP120C, "ALFA-AP120C", "ALFA Network AP120C",
alfa_ap120c_init);
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