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/leds.h>
20 #include <asm/mips_machine.h>
21 #include <asm/mach-ar71xx/ar71xx.h>
22 #include <asm/mach-ar71xx/pci.h>
23 #include <asm/mach-ar71xx/platform.h>
25 #define RB4XX_GPIO_USER_LED 4
27 static struct gpio_led rb4xx_leds_gpio
[] = {
29 .name
= "rb4xx:yellow:user",
30 .gpio
= RB4XX_GPIO_USER_LED
,
35 static struct gpio_led_platform_data rb4xx_leds_gpio_data
= {
36 .leds
= rb4xx_leds_gpio
,
37 .num_leds
= ARRAY_SIZE(rb4xx_leds_gpio
),
40 static struct platform_device rb4xx_leds_gpio_device
= {
44 .platform_data
= &rb4xx_leds_gpio_data
,
48 static struct platform_device rb4xx_nand_device
= {
53 static struct ar71xx_pci_irq rb4xx_pci_irqs
[] __initdata
= {
57 .irq
= AR71XX_PCI_IRQ_DEV0
,
61 .irq
= AR71XX_PCI_IRQ_DEV1
,
65 .irq
= AR71XX_PCI_IRQ_DEV1
,
69 .irq
= AR71XX_PCI_IRQ_DEV2
,
75 * SPI device support is experimental
77 static struct flash_platform_data rb4xx_flash_data
= {
81 static struct spi_board_info rb4xx_spi_info
[] = {
85 .max_speed_hz
= 25000000,
87 .platform_data
= &rb4xx_flash_data
,
91 static struct mmc_spi_platform_data rb433_mmc_data
= {
92 .ocr_mask
= MMC_VDD_32_33
| MMC_VDD_33_34
,
95 static struct spi_board_info rb433_spi_info
[] = {
99 .max_speed_hz
= 25000000,
100 .modalias
= "m25p80",
101 .platform_data
= &rb433_flash_data
,
105 .max_speed_hz
= 25000000,
106 .modalias
= "mmc_spi",
107 .platform_data
= &rb433_mmc_data
,
111 static u32
rb433_spi_get_ioc_base(u8 chip_select
, int cs_high
, int is_on
)
115 if (is_on
== AR71XX_SPI_CS_INACTIVE
) {
116 ret
= SPI_IOC_CS0
| SPI_IOC_CS1
;
119 ret
= SPI_IOC_CS0
| SPI_IOC_CS1
;
121 if ((chip_select
^ 2) == 0)
122 ret
= SPI_IOC_CS1
^ (SPI_IOC_CS0
| SPI_IOC_CS1
);
124 ret
= SPI_IOC_CS0
^ (SPI_IOC_CS0
| SPI_IOC_CS1
);
131 struct ar71xx_spi_platform_data rb433_spi_data
= {
134 .get_ioc_base
= rb433_spi_get_ioc_base
,
137 static void rb4xx_add_device_spi(void)
139 ar71xx_add_device_spi(NULL
, rb4xx_spi_info
, ARRAY_SIZE(rb4xx_spi_info
));
142 static void rb433_add_device_spi(void)
144 ar71xx_add_device_spi(&rb433_spi_data
, rb433_spi_info
,
145 ARRAY_SIZE(rb433_spi_info
));
148 static inline void rb4xx_add_device_spi(void) {}
149 static inline void rb433_add_device_spi(void) {}
152 static void __init
rb411_setup(void)
154 rb4xx_add_device_spi();
156 ar71xx_add_device_mdio(0xfffffffe);
157 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII
, 0x00000001);
159 platform_device_register(&rb4xx_leds_gpio_device
);
160 platform_device_register(&rb4xx_nand_device
);
162 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
165 MIPS_MACHINE(MACH_AR71XX_RB_411
, "MikroTik RouterBOARD 411/A/AH", rb411_setup
);
167 static void __init
rb433_setup(void)
169 rb433_add_device_spi();
171 ar71xx_add_device_mdio(0xffffffec);
172 ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII
, 0x00000010);
173 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII
, 0x00000003);
175 platform_device_register(&rb4xx_leds_gpio_device
);
176 platform_device_register(&rb4xx_nand_device
);
178 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
181 MIPS_MACHINE(MACH_AR71XX_RB_433
, "MikroTik RouterBOARD 433/AH", rb433_setup
);
183 static void __init
rb450_setup(void)
185 rb4xx_add_device_spi();
187 ar71xx_add_device_mdio(0xffffffe0);
188 ar71xx_add_device_eth(1, PHY_INTERFACE_MODE_RMII
, 0x00000010);
189 ar71xx_add_device_eth(0, PHY_INTERFACE_MODE_MII
, 0x0000000f);
191 platform_device_register(&rb4xx_leds_gpio_device
);
192 platform_device_register(&rb4xx_nand_device
);
195 MIPS_MACHINE(MACH_AR71XX_RB_450
, "MikroTik RouterBOARD 450", rb450_setup
);