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authorAlexander Shiyan <shc_work@mail.ru>2013-05-13 21:07:34 +0400
committerOlof Johansson <olof@lixom.net>2013-06-11 15:47:40 -0700
commit362168f86e947ace670e0f670e558994d388ed6a (patch)
tree21e9436591628e30e8bf900a539338cf689c84cd /arch/arm/mach-clps711x
parent7dfbf1b68eb9eea411781ff9e610377febe4d6a2 (diff)
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ARM: clps711x: edb7211: Add support for I2C
Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-clps711x')
-rw-r--r--arch/arm/mach-clps711x/board-edb7211.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-clps711x/board-edb7211.c b/arch/arm/mach-clps711x/board-edb7211.c
index db804b42e912..970f4e17ba76 100644
--- 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)")