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mach-wzr-hp-g300nh.c
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mach-wzr-hp-g300nh.c
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/*
* Buffalo WZR-HP-G300NH board support
*
* Copyright (C) 2010 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/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/nxp_74hc153.h>
#include <linux/rtl8366.h>
#include <asm/mips_machine.h>
#include <asm/mach-ar71xx/ar71xx.h>
#include <asm/mach-ar71xx/ar91xx_flash.h>
#include "machtype.h"
#include "devices.h"
#include "dev-ar9xxx-wmac.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-usb.h"
#define WZRHPG300NH_GPIO_LED_USB 0
#define WZRHPG300NH_GPIO_LED_DIAG 1
#define WZRHPG300NH_GPIO_LED_WIRELESS 6
#define WZRHPG300NH_GPIO_LED_SECURITY 17
#define WZRHPG300NH_GPIO_LED_ROUTER 18
#define WZRHPG300NH_GPIO_RTL8366_SDA 19
#define WZRHPG300NH_GPIO_RTL8366_SCK 20
#define WZRHPG300NH_GPIO_74HC153_S0 9
#define WZRHPG300NH_GPIO_74HC153_S1 11
#define WZRHPG300NH_GPIO_74HC153_1Y 12
#define WZRHPG300NH_GPIO_74HC153_2Y 14
#define WZRHPG300NH_GPIO_EXP_BASE 32
#define WZRHPG300NH_GPIO_BTN_AOSS (WZRHPG300NH_GPIO_EXP_BASE + 0)
#define WZRHPG300NH_GPIO_BTN_RESET (WZRHPG300NH_GPIO_EXP_BASE + 1)
#define WZRHPG300NH_GPIO_BTN_ROUTER_ON (WZRHPG300NH_GPIO_EXP_BASE + 2)
#define WZRHPG300NH_GPIO_BTN_QOS_ON (WZRHPG300NH_GPIO_EXP_BASE + 3)
#define WZRHPG300NH_GPIO_BTN_USB (WZRHPG300NH_GPIO_EXP_BASE + 5)
#define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6)
#define WZRHPG300NH_GPIO_BTN_QOS_OFF (WZRHPG300NH_GPIO_EXP_BASE + 7)
#define WZRHPG300NH_KEYS_POLL_INTERVAL 20 /* msecs */
#define WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPG300NH_KEYS_POLL_INTERVAL)
#define WZRHPG300NH_MAC_OFFSET 0x20c
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition wzrhpg300nh_flash_partitions[] = {
{
.name = "u-boot",
.offset = 0,
.size = 0x0040000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "u-boot-env",
.offset = 0x0040000,
.size = 0x0020000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "kernel",
.offset = 0x0060000,
.size = 0x0100000,
}, {
.name = "rootfs",
.offset = 0x0160000,
.size = 0x1e60000,
}, {
.name = "user_property",
.offset = 0x1fc0000,
.size = 0x0020000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "art",
.offset = 0x1fe0000,
.size = 0x0020000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "firmware",
.offset = 0x0060000,
.size = 0x1f60000,
}
};
#endif /* CONFIG_MTD_PARTITIONS */
static struct ar91xx_flash_platform_data wzrhpg300nh_flash_data = {
.width = 2,
#ifdef CONFIG_MTD_PARTITIONS
.parts = wzrhpg300nh_flash_partitions,
.nr_parts = ARRAY_SIZE(wzrhpg300nh_flash_partitions),
#endif
};
#define WZRHPG300NH_FLASH_BASE 0x1e000000
#define WZRHPG300NH_FLASH_SIZE (32 * 1024 * 1024)
static struct resource wzrhpg300nh_flash_resources[] = {
[0] = {
.start = WZRHPG300NH_FLASH_BASE,
.end = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device wzrhpg300nh_flash_device = {
.name = "ar91xx-flash",
.id = -1,
.resource = wzrhpg300nh_flash_resources,
.num_resources = ARRAY_SIZE(wzrhpg300nh_flash_resources),
.dev = {
.platform_data = &wzrhpg300nh_flash_data,
}
};
static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = {
{
.name = "wzr-hp-g300nh:orange:security",
.gpio = WZRHPG300NH_GPIO_LED_SECURITY,
.active_low = 1,
}, {
.name = "wzr-hp-g300nh:green:wireless",
.gpio = WZRHPG300NH_GPIO_LED_WIRELESS,
.active_low = 1,
}, {
.name = "wzr-hp-g300nh:green:router",
.gpio = WZRHPG300NH_GPIO_LED_ROUTER,
.active_low = 1,
}, {
.name = "wzr-hp-g300nh:red:diag",
.gpio = WZRHPG300NH_GPIO_LED_DIAG,
.active_low = 1,
}, {
.name = "wzr-hp-g300nh:blue:usb",
.gpio = WZRHPG300NH_GPIO_LED_USB,
.active_low = 1,
}
};
static struct gpio_keys_button wzrhpg300nh_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "aoss",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_AOSS,
.active_low = 1,
}, {
.desc = "usb",
.type = EV_KEY,
.code = BTN_2,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_USB,
.active_low = 1,
}, {
.desc = "qos_on",
.type = EV_KEY,
.code = BTN_3,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_QOS_ON,
.active_low = 0,
}, {
.desc = "qos_off",
.type = EV_KEY,
.code = BTN_4,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_QOS_OFF,
.active_low = 0,
}, {
.desc = "router_on",
.type = EV_KEY,
.code = BTN_5,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_ROUTER_ON,
.active_low = 0,
}, {
.desc = "router_auto",
.type = EV_KEY,
.code = BTN_6,
.debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
.gpio = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO,
.active_low = 0,
}
};
static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = {
.gpio_base = WZRHPG300NH_GPIO_EXP_BASE,
.gpio_pin_s0 = WZRHPG300NH_GPIO_74HC153_S0,
.gpio_pin_s1 = WZRHPG300NH_GPIO_74HC153_S1,
.gpio_pin_1y = WZRHPG300NH_GPIO_74HC153_1Y,
.gpio_pin_2y = WZRHPG300NH_GPIO_74HC153_2Y,
};
static struct platform_device wzrhpg300nh_74hc153_device = {
.name = NXP_74HC153_DRIVER_NAME,
.id = -1,
.dev = {
.platform_data = &wzrhpg300nh_74hc153_data,
}
};
static struct rtl8366_platform_data wzrhpg300nh_rtl8366_data = {
.gpio_sda = WZRHPG300NH_GPIO_RTL8366_SDA,
.gpio_sck = WZRHPG300NH_GPIO_RTL8366_SCK,
};
static struct platform_device wzrhpg300nh_rtl8366s_device = {
.name = RTL8366S_DRIVER_NAME,
.id = -1,
.dev = {
.platform_data = &wzrhpg300nh_rtl8366_data,
}
};
static struct platform_device wzrhpg301nh_rtl8366rb_device = {
.name = RTL8366RB_DRIVER_NAME,
.id = -1,
.dev = {
.platform_data = &wzrhpg300nh_rtl8366_data,
}
};
static void __init wzrhpg30xnh_setup(void)
{
u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
u8 *mac = eeprom + WZRHPG300NH_MAC_OFFSET;
bool hasrtl8366rb = false;
ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
if (rtl8366_smi_detect(&wzrhpg300nh_rtl8366_data) == RTL8366_TYPE_RB)
hasrtl8366rb = true;
if (hasrtl8366rb) {
ar71xx_eth0_pll_data.pll_1000 = 0x1f000000;
ar71xx_eth0_data.mii_bus_dev = &wzrhpg301nh_rtl8366rb_device.dev;
ar71xx_eth1_pll_data.pll_1000 = 0x100;
ar71xx_eth1_data.mii_bus_dev = &wzrhpg301nh_rtl8366rb_device.dev;
} else {
ar71xx_eth0_pll_data.pll_1000 = 0x1e000100;
ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
ar71xx_eth1_pll_data.pll_1000 = 0x1e000100;
ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
}
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ar71xx_eth0_data.speed = SPEED_1000;
ar71xx_eth0_data.duplex = DUPLEX_FULL;
ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ar71xx_eth1_data.phy_mask = 0x10;
ar71xx_add_device_eth(0);
ar71xx_add_device_eth(1);
ar71xx_add_device_usb();
ar9xxx_add_device_wmac(eeprom, NULL);
platform_device_register(&wzrhpg300nh_74hc153_device);
platform_device_register(&wzrhpg300nh_flash_device);
if (hasrtl8366rb)
platform_device_register(&wzrhpg301nh_rtl8366rb_device);
else
platform_device_register(&wzrhpg300nh_rtl8366s_device);
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio),
wzrhpg300nh_leds_gpio);
ar71xx_register_gpio_keys_polled(-1, WZRHPG300NH_KEYS_POLL_INTERVAL,
ARRAY_SIZE(wzrhpg300nh_gpio_keys),
wzrhpg300nh_gpio_keys);
}
MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH, "WZR-HP-G300NH",
"Buffalo WZR-HP-G300NH", wzrhpg30xnh_setup);
MIPS_MACHINE(AR71XX_MACH_WZR_HP_G301NH, "WZR-HP-G301NH",
"Buffalo WZR-HP-G301NH", wzrhpg30xnh_setup);