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>
18 #include <linux/input.h>
20 #include <asm/mips_machine.h>
21 #include <asm/mach-ar71xx/ar71xx.h>
22 #include <asm/mach-ar71xx/pci.h>
26 #define RB4XX_GPIO_USER_LED 4
27 #define RB4XX_GPIO_RESET_SWITCH 7
29 #define RB4XX_BUTTONS_POLL_INTERVAL 20
31 static struct gpio_led rb4xx_leds_gpio[] __initdata = {
33 .name = "rb4xx:yellow:user",
34 .gpio = RB4XX_GPIO_USER_LED,
39 static struct gpio_button rb4xx_gpio_buttons[] __initdata = {
41 .desc = "reset_switch",
45 .gpio = RB4XX_GPIO_RESET_SWITCH,
50 static struct platform_device rb4xx_nand_device = {
55 static struct ar71xx_pci_irq rb4xx_pci_irqs[] __initdata = {
59 .irq = AR71XX_PCI_IRQ_DEV0,
63 .irq = AR71XX_PCI_IRQ_DEV1,
67 .irq = AR71XX_PCI_IRQ_DEV1,
71 .irq = AR71XX_PCI_IRQ_DEV2,
77 * SPI device support is experimental
79 static struct flash_platform_data rb4xx_flash_data = {
83 static struct spi_board_info rb4xx_spi_info[] = {
87 .max_speed_hz = 25000000,
89 .platform_data = &rb4xx_flash_data,
93 static struct mmc_spi_platform_data rb433_mmc_data = {
94 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
97 static struct spi_board_info rb433_spi_info[] = {
101 .max_speed_hz = 25000000,
102 .modalias = "m25p80",
103 .platform_data = &rb433_flash_data,
107 .max_speed_hz = 25000000,
108 .modalias = "mmc_spi",
109 .platform_data = &rb433_mmc_data,
113 static u32 rb433_spi_get_ioc_base(u8 chip_select, int cs_high, int is_on)
117 if (is_on == AR71XX_SPI_CS_INACTIVE) {
118 ret = SPI_IOC_CS0 | SPI_IOC_CS1;
121 ret = SPI_IOC_CS0 | SPI_IOC_CS1;
123 if ((chip_select ^ 2) == 0)
124 ret = SPI_IOC_CS1 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
126 ret = SPI_IOC_CS0 ^ (SPI_IOC_CS0 | SPI_IOC_CS1);
133 struct ar71xx_spi_platform_data rb433_spi_data = {
136 .get_ioc_base = rb433_spi_get_ioc_base,
139 static void rb4xx_add_device_spi(void)
141 ar71xx_add_device_spi(NULL, rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
144 static void rb433_add_device_spi(void)
146 ar71xx_add_device_spi(&rb433_spi_data, rb433_spi_info,
147 ARRAY_SIZE(rb433_spi_info));
150 static inline void rb4xx_add_device_spi(void) {}
151 static inline void rb433_add_device_spi(void) {}
154 static void __init rb4xx_generic_setup(void)
156 ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
157 AR71XX_GPIO_FUNC_SPI_CS2_EN);
159 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
162 ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
163 ARRAY_SIZE(rb4xx_gpio_buttons),
166 platform_device_register(&rb4xx_nand_device);
169 static void __init rb411_setup(void)
171 rb4xx_generic_setup();
172 rb4xx_add_device_spi();
174 ar71xx_add_device_mdio(0xfffffffe);
176 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
177 ar71xx_eth0_data.phy_mask = 0x00000001;
179 ar71xx_add_device_eth(0);
181 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
184 MIPS_MACHINE(AR71XX_MACH_RB_411, "MikroTik RouterBOARD 411/A/AH", rb411_setup);
186 static void __init rb433_setup(void)
188 rb4xx_generic_setup();
189 rb433_add_device_spi();
191 ar71xx_add_device_mdio(0xffffffe9);
193 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
194 ar71xx_eth0_data.phy_mask = 0x00000006;
195 ar71xx_eth0_data.speed = SPEED_100;
196 ar71xx_eth0_data.duplex = DUPLEX_FULL;
198 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
199 ar71xx_eth1_data.phy_mask = 0x00000010;
201 ar71xx_add_device_eth(1);
202 ar71xx_add_device_eth(0);
204 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
207 MIPS_MACHINE(AR71XX_MACH_RB_433, "MikroTik RouterBOARD 433/AH", rb433_setup);
209 static void __init rb450_setup(void)
211 rb4xx_generic_setup();
212 rb4xx_add_device_spi();
214 ar71xx_add_device_mdio(0xffffffe0);
216 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
217 ar71xx_eth0_data.phy_mask = 0x0000000f;
218 ar71xx_eth0_data.speed = SPEED_100;
219 ar71xx_eth0_data.duplex = DUPLEX_FULL;
221 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
222 ar71xx_eth1_data.phy_mask = 0x00000010;
224 ar71xx_add_device_eth(1);
225 ar71xx_add_device_eth(0);
228 MIPS_MACHINE(AR71XX_MACH_RB_450, "MikroTik RouterBOARD 450", rb450_setup);
230 static void __init rb493_setup(void)
232 rb4xx_generic_setup();
233 rb4xx_add_device_spi();
235 ar71xx_add_device_mdio(0x3fffff00);
237 ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
238 ar71xx_eth0_data.phy_mask = 0;
239 ar71xx_eth0_data.speed = SPEED_100;
240 ar71xx_eth0_data.duplex = DUPLEX_FULL;
242 ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
243 ar71xx_eth1_data.phy_mask = 0x00000001;
245 ar71xx_add_device_eth(0);
246 ar71xx_add_device_eth(1);
248 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
251 MIPS_MACHINE(AR71XX_MACH_RB_493, "MikroTik RouterBOARD 493/AH", rb493_setup);