2 * MikroTik RouterBOARD 4xx series support
4 * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
12 #include <linux/platform_device.h>
13 #include <linux/irq.h>
14 #include <linux/mmc/host.h>
15 #include <linux/spi/spi.h>
16 #include <linux/spi/flash.h>
17 #include <linux/spi/mmc_spi.h>
19 #include <asm/mips_machine.h>
20 #include <asm/mach-ar71xx/ar71xx.h>
21 #include <asm/mach-ar71xx/pci.h>
22 #include <asm/mach-ar71xx/platform.h>
24 #define RB4XX_GPIO_USER_LED 4
26 static struct gpio_led rb4xx_leds_gpio[] __initdata = {
28 .name = "rb4xx:yellow:user",
29 .gpio = RB4XX_GPIO_USER_LED,
34 static struct platform_device rb4xx_nand_device = {
39 static struct ar71xx_pci_irq rb4xx_pci_irqs[] __initdata = {
43 .irq = AR71XX_PCI_IRQ_DEV0,
47 .irq = AR71XX_PCI_IRQ_DEV1,
51 .irq = AR71XX_PCI_IRQ_DEV1,
55 .irq = AR71XX_PCI_IRQ_DEV2,
61 * SPI device support is experimental
63 static struct flash_platform_data rb4xx_flash_data = {
67 static struct spi_board_info rb4xx_spi_info[] = {
71 .max_speed_hz = 25000000,
73 .platform_data = &rb4xx_flash_data,
77 static struct mmc_spi_platform_data rb433_mmc_data = {
78 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
81 static struct spi_board_info rb433_spi_info[] = {
85 .max_speed_hz = 25000000,
87 .platform_data = &rb433_flash_data,
91 .max_speed_hz = 25000000,
92 .modalias = "mmc_spi",
93 .platform_data = &rb433_mmc_data,
97 static u32 rb433_spi_get_ioc_base(u8 chip_select, int cs_high, int is_on)
101 if (is_on == AR71XX_SPI_CS_INACTIVE) {
102 ret = SPI_IOC_CS0 | SPI_IOC_CS1;
105 ret = SPI_IOC_CS0 | SPI_IOC_CS1;
107 if ((chip_select ^ 2) == 0)
108 ret = SPI_IOC_CS1 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
110 ret = SPI_IOC_CS0 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
117 struct ar71xx_spi_platform_data rb433_spi_data = {
120 .get_ioc_base = rb433_spi_get_ioc_base,
123 static void rb4xx_add_device_spi(void)
125 ar71xx_add_device_spi(NULL, rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
128 static void rb433_add_device_spi(void)
130 ar71xx_add_device_spi(&rb433_spi_data, rb433_spi_info,
131 ARRAY_SIZE(rb433_spi_info));
134 static inline void rb4xx_add_device_spi(void) {}
135 static inline void rb433_add_device_spi(void) {}
138 static void __init rb411_setup(void)
140 rb4xx_add_device_spi();
142 ar71xx_add_device_mdio(0xfffffffe);
143 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000001);
145 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
148 platform_device_register(&rb4xx_nand_device);
150 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
153 MIPS_MACHINE(MACH_AR71XX_RB_411, "MikroTik RouterBOARD 411/A/AH", rb411_setup);
155 static void __init rb433_setup(void)
157 rb433_add_device_spi();
159 ar71xx_add_device_mdio(0xffffffec);
160 ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0x00000010);
161 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x00000003);
163 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
166 platform_device_register(&rb4xx_nand_device);
168 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
171 MIPS_MACHINE(MACH_AR71XX_RB_433, "MikroTik RouterBOARD 433/AH", rb433_setup);
173 static void __init rb450_setup(void)
175 rb4xx_add_device_spi();
177 ar71xx_add_device_mdio(0xffffffe0);
178 ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII, 0x00000010);
179 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII, 0x0000000f);
181 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
184 platform_device_register(&rb4xx_nand_device);
187 MIPS_MACHINE(MACH_AR71XX_RB_450, "MikroTik RouterBOARD 450", rb450_setup);