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/*
* EnGenius ESR900 board support
*
* Copyright (C) 2008-2012 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@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.
*/
#define pr_fmt(fmt) "esr900: " fmt
#include <linux/platform_device.h>
#include <linux/ar8216_platform.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "pci.h"
#include "dev-ap9x-pci.h"
#include "dev-gpio-buttons.h"
#include "dev-eth.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#include "nvram.h"
#define ESR900_GPIO_LED_POWER 2
#define ESR900_GPIO_LED_WLAN_2G 13
#define ESR900_GPIO_LED_WPS_BLUE 19
#define ESR900_GPIO_LED_WPS_AMBER 22
#define ESR900_GPIO_LED_WLAN_5G 23
#define ESR900_GPIO_BTN_WPS 16
#define ESR900_GPIO_BTN_RESET 17
#define ESR900_KEYS_POLL_INTERVAL 20 /* msecs */
#define ESR900_KEYS_DEBOUNCE_INTERVAL (3 * ESR900_KEYS_POLL_INTERVAL)
#define ESR900_CALDATA_ADDR 0x1fff0000
#define ESR900_WMAC_CALDATA_OFFSET 0x1000
#define ESR900_PCIE_CALDATA_OFFSET 0x5000
#define ESR900_CONFIG_ADDR 0x1f030000
#define ESR900_CONFIG_SIZE 0x10000
#define ESR900_LAN_PHYMASK BIT(0)
#define ESR900_WAN_PHYMASK BIT(5)
#define ESR900_MDIO_MASK (~(ESR900_LAN_PHYMASK | ESR900_WAN_PHYMASK))
static struct gpio_led esr900_leds_gpio[] __initdata = {
{
.name = "engenius:amber:power",
.gpio = ESR900_GPIO_LED_POWER,
.active_low = 1,
},
{
.name = "engenius:blue:wlan-2g",
.gpio = ESR900_GPIO_LED_WLAN_2G,
.active_low = 1,
},
{
.name = "engenius:blue:wps",
.gpio = ESR900_GPIO_LED_WPS_BLUE,
.active_low = 1,
},
{
.name = "engenius:amber:wps",
.gpio = ESR900_GPIO_LED_WPS_AMBER,
.active_low = 1,
},
{
.name = "engenius:blue:wlan-5g",
.gpio = ESR900_GPIO_LED_WLAN_5G,
.active_low = 1,
}
};
static struct gpio_keys_button esr900_gpio_keys[] __initdata = {
{
.desc = "WPS button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = ESR900_KEYS_DEBOUNCE_INTERVAL,
.gpio = ESR900_GPIO_BTN_WPS,
.active_low = 1,
},
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = ESR900_KEYS_DEBOUNCE_INTERVAL,
.gpio = ESR900_GPIO_BTN_RESET,
.active_low = 1,
},
};
static struct ar8327_pad_cfg esr900_ar8327_pad0_cfg = {
/* GMAC0 of the AR8337 switch is connected to GMAC0 via RGMII */
.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_pad_cfg esr900_ar8327_pad6_cfg = {
/* GMAC6 of the AR8337 switch is connected to GMAC1 via SGMII */
.mode = AR8327_PAD_MAC_SGMII,
.rxclk_delay_en = true,
.rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
};
static struct ar8327_platform_data esr900_ar8327_data = {
.pad0_cfg = &esr900_ar8327_pad0_cfg,
.pad6_cfg = &esr900_ar8327_pad6_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
.port6_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
};
static struct mdio_board_info esr900_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 0,
.platform_data = &esr900_ar8327_data,
},
};
static void __init esr900_setup(void)
{
const char *config = (char *) KSEG1ADDR(ESR900_CONFIG_ADDR);
u8 *art = (u8 *) KSEG1ADDR(ESR900_CALDATA_ADDR);
u8 lan_mac[6];
u8 wlan0_mac[6];
u8 wlan1_mac[6];
if (ath79_nvram_parse_mac_addr(config, ESR900_CONFIG_SIZE,
"ethaddr=", lan_mac) == 0) {
ath79_init_local_mac(ath79_eth0_data.mac_addr, lan_mac);
ath79_init_mac(wlan0_mac, lan_mac, 0);
ath79_init_mac(wlan1_mac, lan_mac, 1);
} else {
pr_err("could not find ethaddr in u-boot environment\n");
}
ath79_register_m25p80(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(esr900_leds_gpio),
esr900_leds_gpio);
ath79_register_gpio_keys_polled(-1, ESR900_KEYS_POLL_INTERVAL,
ARRAY_SIZE(esr900_gpio_keys),
esr900_gpio_keys);
ath79_register_usb();
ath79_register_wmac(art + ESR900_WMAC_CALDATA_OFFSET, wlan0_mac);
ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
ath79_register_mdio(0, 0x0);
mdiobus_register_board_info(esr900_mdio0_info,
ARRAY_SIZE(esr900_mdio0_info));
/* GMAC0 is connected to the RMGII interface */
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = ESR900_LAN_PHYMASK;
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth0_pll_data.pll_1000 = 0xa6000000;
ath79_register_eth(0);
/* GMAC1 is connected to the SGMII interface */
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
ath79_eth1_data.speed = SPEED_1000;
ath79_eth1_data.duplex = DUPLEX_FULL;
ath79_eth1_pll_data.pll_1000 = 0x03000101;
ath79_register_eth(1);
ap91_pci_init(art + ESR900_PCIE_CALDATA_OFFSET, wlan1_mac);
}
MIPS_MACHINE(ATH79_MACH_ESR900, "ESR900", "EnGenius ESR900", esr900_setup);
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