openwrt/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c

290 lines
6.3 KiB
C

/*
* 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 <asm/mach-ar71xx/ar71xx.h>
#include <asm/mach-ar71xx/pci.h>
#include "machtype.h"
#include "devices.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-usb.h"
#define RB4XX_GPIO_USER_LED 4
#define RB4XX_GPIO_RESET_SWITCH 7
#define RB4XX_BUTTONS_POLL_INTERVAL 20
static struct gpio_led rb4xx_leds_gpio[] __initdata = {
{
.name = "rb4xx:yellow:user",
.gpio = RB4XX_GPIO_USER_LED,
.active_low = 0,
},
};
static struct gpio_button rb4xx_gpio_buttons[] __initdata = {
{
.desc = "reset_switch",
.type = EV_KEY,
.code = BTN_0,
.threshold = 3,
.gpio = RB4XX_GPIO_RESET_SWITCH,
.active_low = 1,
}
};
static struct platform_device rb4xx_nand_device = {
.name = "rb4xx-nand",
.id = -1,
};
static struct ar71xx_pci_irq rb4xx_pci_irqs[] __initdata = {
{
.slot = 0,
.pin = 1,
.irq = AR71XX_PCI_IRQ_DEV2,
}, {
.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 rb4xx_generic_setup(void)
{
ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
AR71XX_GPIO_FUNC_SPI_CS2_EN);
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
rb4xx_leds_gpio);
ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
ARRAY_SIZE(rb4xx_gpio_buttons),
rb4xx_gpio_buttons);
platform_device_register(&rb4xx_nand_device);
}
static void __init rb411_setup(void)
{
rb4xx_generic_setup();
rb4xx_add_device_spi();
ar71xx_add_device_mdio(0xfffffffc);
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ar71xx_eth0_data.phy_mask = 0x00000003;
ar71xx_add_device_eth(0);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
}
MIPS_MACHINE(AR71XX_MACH_RB_411, "411", "MikroTik RouterBOARD 411/A/AH",
rb411_setup);
static void __init rb411u_setup(void)
{
rb411_setup();
ar71xx_add_device_usb();
}
MIPS_MACHINE(AR71XX_MACH_RB_411U, "411U", "MikroTik RouterBOARD 411U",
rb411u_setup);
static void __init rb433_setup(void)
{
rb4xx_generic_setup();
rb433_add_device_spi();
ar71xx_add_device_mdio(0xffffffe9);
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ar71xx_eth0_data.speed = SPEED_100;
ar71xx_eth0_data.duplex = DUPLEX_FULL;
ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ar71xx_eth1_data.phy_mask = 0x00000010;
ar71xx_add_device_eth(1);
ar71xx_add_device_eth(0);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
}
MIPS_MACHINE(AR71XX_MACH_RB_433, "433", "MikroTik RouterBOARD 433/AH",
rb433_setup);
static void __init rb433u_setup(void)
{
rb433_setup();
ar71xx_add_device_usb();
}
MIPS_MACHINE(AR71XX_MACH_RB_433U, "433U", "MikroTik RouterBOARD 433UAH",
rb433u_setup);
static void __init rb450_generic_setup(int gige)
{
rb4xx_generic_setup();
rb4xx_add_device_spi();
ar71xx_add_device_mdio(0xffffffe0);
ar71xx_eth0_data.phy_if_mode = (gige) ? PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
ar71xx_eth0_data.speed = (gige) ? SPEED_1000 : SPEED_100;
ar71xx_eth0_data.duplex = DUPLEX_FULL;
ar71xx_eth1_data.phy_if_mode = (gige) ? PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_RMII;
ar71xx_eth1_data.phy_mask = 0x00000010;
ar71xx_add_device_eth(1);
ar71xx_add_device_eth(0);
}
static void __init rb450_setup(void)
{
rb450_generic_setup(0);
}
MIPS_MACHINE(AR71XX_MACH_RB_450, "450", "MikroTik RouterBOARD 450",
rb450_setup);
static void __init rb450g_setup(void)
{
rb450_generic_setup(1);
}
MIPS_MACHINE(AR71XX_MACH_RB_450G, "450G", "MikroTik RouterBOARD 450G",
rb450g_setup);
static void __init rb493_setup(void)
{
rb4xx_generic_setup();
rb4xx_add_device_spi();
ar71xx_add_device_mdio(0x3fffff00);
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
ar71xx_eth0_data.speed = SPEED_100;
ar71xx_eth0_data.duplex = DUPLEX_FULL;
ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ar71xx_eth1_data.phy_mask = 0x00000001;
ar71xx_add_device_eth(0);
ar71xx_add_device_eth(1);
ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
}
MIPS_MACHINE(AR71XX_MACH_RB_493, "493", "MikroTik RouterBOARD 493/AH",
rb493_setup);