diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c new file mode 100644 index 000000000..7504c349a --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c @@ -0,0 +1,192 @@ +/* + * 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); |