openwrt/target/linux/ar71xx/files/arch/mips/ath79/mach-mynet-n600.c

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/*
* WD My Net N600 board support
*
* Copyright (C) 2013 Gabor Juhos <juhosg@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/pci.h>
#include <linux/phy.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.h>
#include <asm/mach-ath79/ar71xx_regs.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-m25p80.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#include "nvram.h"
#define MYNET_N600_GPIO_LED_WIFI 0
#define MYNET_N600_GPIO_LED_POWER 11
#define MYNET_N600_GPIO_LED_INTERNET 12
#define MYNET_N600_GPIO_LED_WPS 13
#define MYNET_N600_GPIO_LED_LAN1 4
#define MYNET_N600_GPIO_LED_LAN2 3
#define MYNET_N600_GPIO_LED_LAN3 2
#define MYNET_N600_GPIO_LED_LAN4 1
#define MYNET_N600_GPIO_BTN_RESET 16
#define MYNET_N600_GPIO_BTN_WPS 17
#define MYNET_N600_GPIO_EXTERNAL_LNA0 14
#define MYNET_N600_GPIO_EXTERNAL_LNA1 15
#define MYNET_N600_KEYS_POLL_INTERVAL 20 /* msecs */
#define MYNET_N600_KEYS_DEBOUNCE_INTERVAL (3 * MYNET_N600_KEYS_POLL_INTERVAL)
#define MYNET_N600_MAC0_OFFSET 0
#define MYNET_N600_MAC1_OFFSET 6
#define MYNET_N600_WMAC_CALDATA_OFFSET 0x1000
#define MYNET_N600_PCIE_CALDATA_OFFSET 0x5000
#define MYNET_N600_NVRAM_ADDR 0x1f058010
#define MYNET_N600_NVRAM_SIZE 0x7ff0
static struct gpio_led mynet_n600_leds_gpio[] __initdata = {
{
.name = "wd:blue:power",
.gpio = MYNET_N600_GPIO_LED_POWER,
.active_low = 0,
},
{
.name = "wd:blue:wps",
.gpio = MYNET_N600_GPIO_LED_WPS,
.active_low = 0,
},
{
.name = "wd:blue:wireless",
.gpio = MYNET_N600_GPIO_LED_WIFI,
.active_low = 0,
},
{
.name = "wd:blue:internet",
.gpio = MYNET_N600_GPIO_LED_INTERNET,
.active_low = 0,
},
{
.name = "wd:green:lan1",
.gpio = MYNET_N600_GPIO_LED_LAN1,
.active_low = 1,
},
{
.name = "wd:green:lan2",
.gpio = MYNET_N600_GPIO_LED_LAN2,
.active_low = 1,
},
{
.name = "wd:green:lan3",
.gpio = MYNET_N600_GPIO_LED_LAN3,
.active_low = 1,
},
{
.name = "wd:green:lan4",
.gpio = MYNET_N600_GPIO_LED_LAN4,
.active_low = 1,
},
};
static struct gpio_keys_button mynet_n600_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = MYNET_N600_KEYS_DEBOUNCE_INTERVAL,
.gpio = MYNET_N600_GPIO_BTN_RESET,
.active_low = 1,
},
{
.desc = "WPS button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = MYNET_N600_KEYS_DEBOUNCE_INTERVAL,
.gpio = MYNET_N600_GPIO_BTN_WPS,
.active_low = 1,
},
};
static void mynet_n600_get_mac(const char *name, char *mac)
{
u8 *nvram = (u8 *) KSEG1ADDR(MYNET_N600_NVRAM_ADDR);
int err;
err = ath79_nvram_parse_mac_addr(nvram, MYNET_N600_NVRAM_SIZE,
name, mac);
if (err)
pr_err("no MAC address found for %s\n", name);
}
#define MYNET_N600_WAN_PHY_MASK BIT(0)
static void __init mynet_n600_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
u8 tmpmac[ETH_ALEN];
ath79_register_m25p80(NULL);
ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN1,
AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN2,
AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN3,
AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(MYNET_N600_GPIO_LED_LAN4,
AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(MYNET_N600_GPIO_LED_INTERNET,
AR934X_GPIO_OUT_GPIO);
ath79_register_leds_gpio(-1, ARRAY_SIZE(mynet_n600_leds_gpio),
mynet_n600_leds_gpio);
ath79_register_gpio_keys_polled(-1, MYNET_N600_KEYS_POLL_INTERVAL,
ARRAY_SIZE(mynet_n600_gpio_keys),
mynet_n600_gpio_keys);
/*
* Control signal for external LNAs 0 and 1
* Taken from GPL bootloader source:
* board/ar7240/db12x/alpha_gpio.c
*/
ath79_wmac_set_ext_lna_gpio(0, MYNET_N600_GPIO_EXTERNAL_LNA0);
ath79_wmac_set_ext_lna_gpio(1, MYNET_N600_GPIO_EXTERNAL_LNA1);
mynet_n600_get_mac("wlan24mac=", tmpmac);
ath79_register_wmac(art + MYNET_N600_WMAC_CALDATA_OFFSET, tmpmac);
mynet_n600_get_mac("wlan5mac=", tmpmac);
ap91_pci_init(art + MYNET_N600_PCIE_CALDATA_OFFSET, tmpmac);
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE |
AR934X_ETH_CFG_SW_PHY_SWAP);
ath79_register_mdio(1, 0x0);
/* LAN */
mynet_n600_get_mac("lanmac=", ath79_eth1_data.mac_addr);
/* GMAC1 is connected to the internal switch */
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
ath79_register_eth(1);
/* WAN */
mynet_n600_get_mac("wanmac=", ath79_eth0_data.mac_addr);
/* GMAC0 is connected to the PHY4 of the internal switch */
ath79_switch_data.phy4_mii_en = 1;
ath79_switch_data.phy_poll_mask = MYNET_N600_WAN_PHY_MASK;
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ath79_eth0_data.phy_mask = MYNET_N600_WAN_PHY_MASK;
ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
ath79_register_eth(0);
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_MYNET_N600, "MYNET-N600", "WD My Net N600",
mynet_n600_setup);