ARM: clps711x: edb7211: Add support for I2C

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm/mach-clps711x/board-edb7211.c b/arch/arm/mach-clps711x/board-edb7211.c
index db804b4..970f4e1 100644 (file)
--- a/arch/arm/mach-clps711x/board-edb7211.c
+++ b/arch/arm/mach-clps711x/board-edb7211.c
@@ -12,6 +12,7 @@
 #include <linux/delay.h>
 #include <linux/memblock.h>
 #include <linux/types.h>
+#include <linux/i2c-gpio.h>
 #include <linux/interrupt.h>
 #include <linux/backlight.h>
 #include <linux/platform_device.h>
@@ -37,6 +38,9 @@
 #define EDB7211_LCDEN          CLPS711X_GPIO(3, 2)
 #define EDB7211_LCDBL          CLPS711X_GPIO(3, 3)
 
+#define EDB7211_I2C_SDA                CLPS711X_GPIO(3, 4)
+#define EDB7211_I2C_SCL                CLPS711X_GPIO(3, 5)
+
 #define EDB7211_FLASH0_BASE    (CS0_PHYS_BASE)
 #define EDB7211_FLASH1_BASE    (CS1_PHYS_BASE)
 
@@ -46,6 +50,12 @@
 /* The extra 8 lines of the keyboard matrix */
 #define EDB7211_EXTKBD_BASE    (CS3_PHYS_BASE)
 
+static struct i2c_gpio_platform_data edb7211_i2c_pdata __initdata = {
+       .sda_pin        = EDB7211_I2C_SDA,
+       .scl_pin        = EDB7211_I2C_SCL,
+       .scl_is_output_only = 1,
+};
+
 static struct resource edb7211_cs8900_resource[] __initdata = {
        DEFINE_RES_MEM(EDB7211_CS8900_BASE, SZ_1K),
        DEFINE_RES_IRQ(EDB7211_CS8900_IRQ),
@@ -173,6 +183,9 @@ static void __init edb7211_init_late(void)
        platform_device_register_simple("video-clps711x", 0, NULL, 0);
        platform_device_register_simple("cs89x0", 0, edb7211_cs8900_resource,
                                        ARRAY_SIZE(edb7211_cs8900_resource));
+       platform_device_register_data(&platform_bus, "i2c-gpio", 0,
+                                     &edb7211_i2c_pdata,
+                                     sizeof(edb7211_i2c_pdata));
 }
 
 MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)")