openwrtv4/target/linux/ar71xx/files/arch/mips/ath79/mach-dir-825-b1.c

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/*
* D-Link DIR-825 rev. B1 board support
*
* Copyright (C) 2009-2011 Lukas Kuna, Evkanet, s.r.o.
*
* based on mach-wndr3700.c
*
* 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/platform_device.h>
#include <linux/delay.h>
#include <linux/rtl8366.h>
#include <asm/mach-ath79/ath79.h>
#include "dev-eth.h"
#include "dev-ap9x-pci.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "machtypes.h"
#define DIR825B1_GPIO_LED_BLUE_USB 0
#define DIR825B1_GPIO_LED_ORANGE_POWER 1
#define DIR825B1_GPIO_LED_BLUE_POWER 2
#define DIR825B1_GPIO_LED_BLUE_WPS 4
#define DIR825B1_GPIO_LED_ORANGE_PLANET 6
#define DIR825B1_GPIO_LED_BLUE_PLANET 11
#define DIR825B1_GPIO_BTN_RESET 3
#define DIR825B1_GPIO_BTN_WPS 8
#define DIR825B1_GPIO_RTL8366_SDA 5
#define DIR825B1_GPIO_RTL8366_SCK 7
#define DIR825B1_KEYS_POLL_INTERVAL 20 /* msecs */
#define DIR825B1_KEYS_DEBOUNCE_INTERVAL (3 * DIR825B1_KEYS_POLL_INTERVAL)
#define DIR825B1_CAL0_OFFSET 0x1000
#define DIR825B1_CAL1_OFFSET 0x5000
#define DIR825B1_MAC0_OFFSET 0xffa0
#define DIR825B1_MAC1_OFFSET 0xffb4
#define DIR825B1_CAL_LOCATION_0 0x1f660000
#define DIR825B1_CAL_LOCATION_1 0x1f7f0000
static struct gpio_led dir825b1_leds_gpio[] __initdata = {
{
.name = "d-link:blue:usb",
.gpio = DIR825B1_GPIO_LED_BLUE_USB,
.active_low = 1,
}, {
.name = "d-link:orange:power",
.gpio = DIR825B1_GPIO_LED_ORANGE_POWER,
.active_low = 1,
}, {
.name = "d-link:blue:power",
.gpio = DIR825B1_GPIO_LED_BLUE_POWER,
.active_low = 1,
}, {
.name = "d-link:blue:wps",
.gpio = DIR825B1_GPIO_LED_BLUE_WPS,
.active_low = 1,
}, {
.name = "d-link:orange:planet",
.gpio = DIR825B1_GPIO_LED_ORANGE_PLANET,
.active_low = 1,
}, {
.name = "d-link:blue:planet",
.gpio = DIR825B1_GPIO_LED_BLUE_PLANET,
.active_low = 1,
}
};
static struct gpio_keys_button dir825b1_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = DIR825B1_KEYS_DEBOUNCE_INTERVAL,
.gpio = DIR825B1_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "wps",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = DIR825B1_KEYS_DEBOUNCE_INTERVAL,
.gpio = DIR825B1_GPIO_BTN_WPS,
.active_low = 1,
}
};
static struct rtl8366_initval dir825b1_rtl8366s_initvals[] = {
{ .reg = 0x06, .val = 0x0108 },
};
static struct rtl8366_platform_data dir825b1_rtl8366s_data = {
.gpio_sda = DIR825B1_GPIO_RTL8366_SDA,
.gpio_sck = DIR825B1_GPIO_RTL8366_SCK,
.num_initvals = ARRAY_SIZE(dir825b1_rtl8366s_initvals),
.initvals = dir825b1_rtl8366s_initvals,
};
static struct platform_device dir825b1_rtl8366s_device = {
.name = RTL8366S_DRIVER_NAME,
.id = -1,
.dev = {
.platform_data = &dir825b1_rtl8366s_data,
}
};
static void dir825b1_read_ascii_mac(u8 *dest, u8 *src)
{
int ret;
ret = sscanf(src, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
&dest[0], &dest[1], &dest[2],
&dest[3], &dest[4], &dest[5]);
if (ret != ETH_ALEN)
memset(dest, 0, ETH_ALEN);
}
static bool __init dir825b1_is_caldata_valid(u8 *p)
{
u16 *magic0, *magic1;
magic0 = (u16 *)(p + DIR825B1_CAL0_OFFSET);
magic1 = (u16 *)(p + DIR825B1_CAL1_OFFSET);
return (*magic0 == 0xa55a && *magic1 == 0xa55a);
}
static void __init dir825b1_wlan_init(void)
{
u8 *caldata;
u8 mac0[ETH_ALEN], mac1[ETH_ALEN];
u8 wmac0[ETH_ALEN], wmac1[ETH_ALEN];
caldata = (u8 *) KSEG1ADDR(DIR825B1_CAL_LOCATION_0);
if (!dir825b1_is_caldata_valid(caldata)) {
caldata = (u8 *)KSEG1ADDR(DIR825B1_CAL_LOCATION_1);
if (!dir825b1_is_caldata_valid(caldata)) {
pr_err("no calibration data found\n");
return;
}
}
dir825b1_read_ascii_mac(mac0, caldata + DIR825B1_MAC0_OFFSET);
dir825b1_read_ascii_mac(mac1, caldata + DIR825B1_MAC1_OFFSET);
ath79_init_mac(ath79_eth0_data.mac_addr, mac0, 0);
ath79_init_mac(ath79_eth1_data.mac_addr, mac1, 0);
ath79_init_mac(wmac0, mac0, 0);
ath79_init_mac(wmac1, mac1, 1);
ap9x_pci_setup_wmac_led_pin(0, 5);
ap9x_pci_setup_wmac_led_pin(1, 5);
ap94_pci_init(caldata + DIR825B1_CAL0_OFFSET, wmac0,
caldata + DIR825B1_CAL1_OFFSET, wmac1);
}
static void __init dir825b1_setup(void)
{
dir825b1_wlan_init();
ath79_register_mdio(0, 0x0);
ath79_eth0_data.mii_bus_dev = &dir825b1_rtl8366s_device.dev;
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.speed = SPEED_1000;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_eth0_pll_data.pll_1000 = 0x11110000;
ath79_eth1_data.mii_bus_dev = &dir825b1_rtl8366s_device.dev;
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth1_data.phy_mask = 0x10;
ath79_eth1_pll_data.pll_1000 = 0x11110000;
ath79_register_eth(0);
ath79_register_eth(1);
ath79_register_m25p80(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(dir825b1_leds_gpio),
dir825b1_leds_gpio);
ath79_register_gpio_keys_polled(-1, DIR825B1_KEYS_POLL_INTERVAL,
ARRAY_SIZE(dir825b1_gpio_keys),
dir825b1_gpio_keys);
ath79_register_usb();
platform_device_register(&dir825b1_rtl8366s_device);
}
MIPS_MACHINE(ATH79_MACH_DIR_825_B1, "DIR-825-B1", "D-Link DIR-825 rev. B1",
dir825b1_setup);