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/*
* MikroTik RouterBOARD 4xx series support
*
* Copyright (C) 2008 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.
*/
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/mmc/host.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/spi/mmc_spi.h>
#include <linux/leds.h>
#include <asm/mips_machine.h>
#include <asm/mach-ar71xx/ar71xx.h>
#include <asm/mach-ar71xx/pci.h>
#include <asm/mach-ar71xx/platform.h>
#define RB4XX_GPIO_USER_LED 4
static struct gpio_led rb4xx_leds_gpio[] = {
{
.name = "rb4xx:yellow:user",
.gpio = RB4XX_GPIO_USER_LED,
.active_low = 0,
},
};
static struct gpio_led_platform_data rb4xx_leds_gpio_data = {
.leds = rb4xx_leds_gpio,
.num_leds = ARRAY_SIZE(rb4xx_leds_gpio),
};
static struct platform_device rb4xx_leds_gpio_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &rb4xx_leds_gpio_data,
}
};
static struct platform_device rb4xx_nand_device = {
.name = "rb4xx-nand",
.id = -1,
};
static struct ar71xx_pci_irq rb4xx_pci_irqs[] __initdata = {
{
.slot = 1,
.pin = 1,
.irq = AR71XX_PCI_IRQ_DEV0,
}, {
.slot = 1,
.pin = 2,
.irq = AR71XX_PCI_IRQ_DEV1,
}, {
.slot = 2,
.pin = 1,
.irq = AR71XX_PCI_IRQ_DEV1,
}, {
.slot = 3,
.pin = 1,
.irq = AR71XX_PCI_IRQ_DEV2,
}
};
#if 0
/*
* SPI device support is experimental
*/
static struct flash_platform_data rb4xx_flash_data = {
.type = "pm25lv512",
};
static struct spi_board_info rb4xx_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "m25p80",
.platform_data = &rb4xx_flash_data,
}
};
static struct mmc_spi_platform_data rb433_mmc_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
};
static struct spi_board_info rb433_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "m25p80",
.platform_data = &rb433_flash_data,
}, {
.bus_num = 0,
.chip_select = 2,
.max_speed_hz = 25000000,
.modalias = "mmc_spi",
.platform_data = &rb433_mmc_data,
}
};
static u32 rb433_spi_get_ioc_base(u8 chip_select, int cs_high, int is_on)
{
u32 ret;
if (is_on == AR71XX_SPI_CS_INACTIVE) {
ret = SPI_IOC_CS0 | SPI_IOC_CS1;
} else {
if (cs_high) {
ret = SPI_IOC_CS0 | SPI_IOC_CS1;
} else {
if ((chip_select ^ 2) == 0)
ret = SPI_IOC_CS1 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
else
ret = SPI_IOC_CS0 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
}
}
return ret;
}
struct ar71xx_spi_platform_data rb433_spi_data = {
.bus_num = 0,
.num_chipselect = 3,
.get_ioc_base = rb433_spi_get_ioc_base,
};
static void rb4xx_add_device_spi(void)
{
ar71xx_add_device_spi(NULL, rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
}
static void rb433_add_device_spi(void)
{
ar71xx_add_device_spi(&rb433_spi_data, rb433_spi_info,
ARRAY_SIZE(rb433_spi_info));
}
#else
static inline void rb4xx_add_device_spi(void) {}
static inline void rb433_add_device_spi(void) {}
#endif
static void __init rb411_setup(void)
{
rb4xx_add_device_spi();
ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000001);
platform_device_register(&rb4xx_leds_gpio_device);
platform_device_register(&rb4xx_nand_device);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
}
MIPS_MACHINE(MACH_AR71XX_RB_411, "MikroTik RouterBOARD 411/A/AH", rb411_setup);
static void __init rb433_setup(void)
{
rb433_add_device_spi();
ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000001);
ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0xffffffff);
platform_device_register(&rb4xx_leds_gpio_device);
platform_device_register(&rb4xx_nand_device);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
}
MIPS_MACHINE(MACH_AR71XX_RB_433, "MikroTik RouterBOARD 433/AH", rb433_setup);
static void __init rb450_setup(void)
{
rb4xx_add_device_spi();
ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000001);
ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0xffffffff);
platform_device_register(&rb4xx_leds_gpio_device);
platform_device_register(&rb4xx_nand_device);
}
MIPS_MACHINE(MACH_AR71XX_RB_450, "MikroTik RouterBOARD 450", rb450_setup);
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