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>
24 #include "dev-gpio-buttons.h"
25 #include "dev-leds-gpio.h"
27 #define RB4XX_GPIO_USER_LED 4
28 #define RB4XX_GPIO_RESET_SWITCH 7
30 #define RB4XX_BUTTONS_POLL_INTERVAL 20
32 static struct gpio_led rb4xx_leds_gpio
[] __initdata
= {
34 .name
= "rb4xx:yellow:user",
35 .gpio
= RB4XX_GPIO_USER_LED
,
40 static struct gpio_button rb4xx_gpio_buttons
[] __initdata
= {
42 .desc
= "reset_switch",
46 .gpio
= RB4XX_GPIO_RESET_SWITCH
,
51 static struct platform_device rb4xx_nand_device
= {
56 static struct ar71xx_pci_irq rb4xx_pci_irqs
[] __initdata
= {
60 .irq
= AR71XX_PCI_IRQ_DEV0
,
64 .irq
= AR71XX_PCI_IRQ_DEV1
,
68 .irq
= AR71XX_PCI_IRQ_DEV1
,
72 .irq
= AR71XX_PCI_IRQ_DEV2
,
78 * SPI device support is experimental
80 static struct flash_platform_data rb4xx_flash_data
= {
84 static struct spi_board_info rb4xx_spi_info
[] = {
88 .max_speed_hz
= 25000000,
90 .platform_data
= &rb4xx_flash_data
,
94 static struct mmc_spi_platform_data rb433_mmc_data
= {
95 .ocr_mask
= MMC_VDD_32_33
| MMC_VDD_33_34
,
98 static struct spi_board_info rb433_spi_info
[] = {
102 .max_speed_hz
= 25000000,
103 .modalias
= "m25p80",
104 .platform_data
= &rb433_flash_data
,
108 .max_speed_hz
= 25000000,
109 .modalias
= "mmc_spi",
110 .platform_data
= &rb433_mmc_data
,
114 static u32
rb433_spi_get_ioc_base(u8 chip_select
, int cs_high
, int is_on
)
118 if (is_on
== AR71XX_SPI_CS_INACTIVE
) {
119 ret
= SPI_IOC_CS0
| SPI_IOC_CS1
;
122 ret
= SPI_IOC_CS0
| SPI_IOC_CS1
;
124 if ((chip_select
^ 2) == 0)
125 ret
= SPI_IOC_CS1
^ (SPI_IOC_CS0
| SPI_IOC_CS1
);
127 ret
= SPI_IOC_CS0
^ (SPI_IOC_CS0
| SPI_IOC_CS1
);
134 struct ar71xx_spi_platform_data rb433_spi_data
= {
137 .get_ioc_base
= rb433_spi_get_ioc_base
,
140 static void rb4xx_add_device_spi(void)
142 ar71xx_add_device_spi(NULL
, rb4xx_spi_info
, ARRAY_SIZE(rb4xx_spi_info
));
145 static void rb433_add_device_spi(void)
147 ar71xx_add_device_spi(&rb433_spi_data
, rb433_spi_info
,
148 ARRAY_SIZE(rb433_spi_info
));
151 static inline void rb4xx_add_device_spi(void) {}
152 static inline void rb433_add_device_spi(void) {}
155 static void __init
rb4xx_generic_setup(void)
157 ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN
|
158 AR71XX_GPIO_FUNC_SPI_CS2_EN
);
160 ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio
),
163 ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL
,
164 ARRAY_SIZE(rb4xx_gpio_buttons
),
167 platform_device_register(&rb4xx_nand_device
);
170 static void __init
rb411_setup(void)
172 rb4xx_generic_setup();
173 rb4xx_add_device_spi();
175 ar71xx_add_device_mdio(0xfffffffe);
177 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
178 ar71xx_eth0_data
.phy_mask
= 0x00000001;
180 ar71xx_add_device_eth(0);
182 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
185 MIPS_MACHINE(AR71XX_MACH_RB_411
, "MikroTik RouterBOARD 411/A/AH", rb411_setup
);
187 static void __init
rb411u_setup(void)
189 rb4xx_generic_setup();
190 rb4xx_add_device_spi();
192 ar71xx_add_device_mdio(0xfffffffd);
194 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
195 ar71xx_eth0_data
.phy_mask
= 0x00000002;
196 ar71xx_add_device_eth(0);
198 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
199 ar71xx_add_device_usb();
202 MIPS_MACHINE(AR71XX_MACH_RB_411U
, "MikroTik RouterBOARD 411U", rb411u_setup
);
204 static void __init
rb433_setup(void)
206 rb4xx_generic_setup();
207 rb433_add_device_spi();
209 ar71xx_add_device_mdio(0xffffffe9);
211 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
212 ar71xx_eth0_data
.phy_mask
= 0x00000006;
213 ar71xx_eth0_data
.speed
= SPEED_100
;
214 ar71xx_eth0_data
.duplex
= DUPLEX_FULL
;
216 ar71xx_eth1_data
.phy_if_mode
= PHY_INTERFACE_MODE_RMII
;
217 ar71xx_eth1_data
.phy_mask
= 0x00000010;
219 ar71xx_add_device_eth(1);
220 ar71xx_add_device_eth(0);
222 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
225 MIPS_MACHINE(AR71XX_MACH_RB_433
, "MikroTik RouterBOARD 433/AH", rb433_setup
);
227 static void __init
rb433u_setup(void)
230 ar71xx_add_device_usb();
233 MIPS_MACHINE(AR71XX_MACH_RB_433U
, "MikroTik RouterBOARD 433UAH", rb433u_setup
);
235 static void __init
rb450_generic_setup(int gige
)
237 rb4xx_generic_setup();
238 rb4xx_add_device_spi();
240 ar71xx_add_device_mdio(0xffffffe0);
242 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
243 ar71xx_eth0_data
.phy_mask
= 0x0000000f;
244 ar71xx_eth0_data
.speed
= (gige
) ? SPEED_1000
: SPEED_100
;
245 ar71xx_eth0_data
.duplex
= DUPLEX_FULL
;
247 ar71xx_eth1_data
.phy_if_mode
= PHY_INTERFACE_MODE_RMII
;
248 ar71xx_eth1_data
.phy_mask
= 0x00000010;
250 ar71xx_add_device_eth(1);
251 ar71xx_add_device_eth(0);
254 static void __init
rb450_setup(void)
256 rb450_generic_setup(0);
259 MIPS_MACHINE(AR71XX_MACH_RB_450
, "MikroTik RouterBOARD 450", rb450_setup
);
261 static void __init
rb450g_setup(void)
263 rb450_generic_setup(1);
266 MIPS_MACHINE(AR71XX_MACH_RB_450G
, "MikroTik RouterBOARD 450G", rb450g_setup
);
268 static void __init
rb493_setup(void)
270 rb4xx_generic_setup();
271 rb4xx_add_device_spi();
273 ar71xx_add_device_mdio(0x3fffff00);
275 ar71xx_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
276 ar71xx_eth0_data
.phy_mask
= 0;
277 ar71xx_eth0_data
.speed
= SPEED_100
;
278 ar71xx_eth0_data
.duplex
= DUPLEX_FULL
;
280 ar71xx_eth1_data
.phy_if_mode
= PHY_INTERFACE_MODE_RMII
;
281 ar71xx_eth1_data
.phy_mask
= 0x00000001;
283 ar71xx_add_device_eth(0);
284 ar71xx_add_device_eth(1);
286 ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs
), rb4xx_pci_irqs
);
289 MIPS_MACHINE(AR71XX_MACH_RB_493
, "MikroTik RouterBOARD 493/AH", rb493_setup
);