[ar71xx] register SPI bus on the AP83 board
authorGabor Juhos <juhosg@openwrt.org>
Wed, 27 May 2009 17:16:19 +0000 (17:16 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Wed, 27 May 2009 17:16:19 +0000 (17:16 +0000)
SVN-Revision: 16115

target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c

index df9421c..4ebdc61 100644 (file)
@@ -11,6 +11,8 @@
 
 #include <linux/platform_device.h>
 #include <linux/input.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
 
 #include <asm/mips_machine.h>
 #include <asm/mach-ar71xx/ar71xx.h>
 #define AP83_GPIO_BTN_JUMPSTART        12
 #define AP83_GPIO_BTN_RESET    21
 
+#define AP83_GPIO_VSC7385_CS   1
+#define AP83_GPIO_VSC7385_MISO 3
+#define AP83_GPIO_VSC7385_MOSI 16
+#define AP83_GPIO_VSC7385_SCK  17
+
 static struct gpio_led ap83_leds_gpio[] __initdata = {
        {
                .name           = "ap83:green:jumpstart",
@@ -57,6 +64,21 @@ static struct gpio_button ap83_gpio_buttons[] __initdata = {
        }
 };
 
+static struct spi_gpio_platform_data ap83_spi_data = {
+       .miso   = AP83_GPIO_VSC7385_MISO,
+       .mosi   = AP83_GPIO_VSC7385_MOSI,
+       .sck    = AP83_GPIO_VSC7385_SCK,
+       .num_chipselect = 1,
+};
+
+static struct platform_device ap83_spi_device = {
+       .name           = "spi_gpio",
+       .id             = 0,
+       .dev            = {
+               .platform_data = &ap83_spi_data,
+       }
+};
+
 static void __init ap83_setup(void)
 {
        ar71xx_add_device_mdio(0xfffffffe);
@@ -82,6 +104,8 @@ static void __init ap83_setup(void)
        ar71xx_add_device_usb();
 
        ar91xx_add_device_wmac();
+
+       platform_device_register(&ap83_spi_device);
 }
 
 MIPS_MACHINE(AR71XX_MACH_AP83, "Atheros AP83", ap83_setup);