[ARM] S3C: Make i2c device definition common to plat-s3c

Make the device i2c0 common to plat-s3c and move the
definitions from arch/arm/plat-s3c24xx/devs.c

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

2 files changed, 23 insertions, 1 deletions

diff --git a/arch/arm/plat-s3c/include/plat/devs.h b/arch/arm/plat-s3c/include/plat/devs.h
index f173863b8cc7..d9e0c543ebd6 100644
--- a/arch/arm/plat-s3c/include/plat/devs.h
+++ b/arch/arm/plat-s3c/include/plat/devs.h
@@ -27,7 +27,7 @@ extern struct platform_device s3c_device_timer[];
 extern struct platform_device s3c_device_usb;
 extern struct platform_device s3c_device_lcd;
 extern struct platform_device s3c_device_wdt;
-extern struct platform_device s3c_device_i2c;
+extern struct platform_device s3c_device_i2c0;
 extern struct platform_device s3c_device_iis;
 extern struct platform_device s3c_device_rtc;
 extern struct platform_device s3c_device_adc;
diff --git a/arch/arm/plat-s3c/include/plat/iic.h b/arch/arm/plat-s3c/include/plat/iic.h
index 5106acaa1d0e..5073b1e74ee8 100644
--- a/arch/arm/plat-s3c/include/plat/iic.h
+++ b/arch/arm/plat-s3c/include/plat/iic.h
@@ -28,6 +28,28 @@ struct s3c2410_platform_i2c {
         unsigned long   max_freq;       /* max frequency for the bus */
         unsigned long   min_freq;       /* min frequency for the bus */
         unsigned int    sda_delay;      /* pclks (s3c2440 only) */
+
+        void    (*cfg_gpio)(struct platform_device *dev);
 };
 
+/**
+ * s3c_i2c0_set_platdata - set platform data for i2c0 device
+ * @i2c: The platform data to set, or NULL for default data.
+ *
+ * Register the given platform data for use with the i2c0 device. This
+ * call copies the platform data, so the caller can use __initdata for
+ * their copy.
+ *
+ * This call will set cfg_gpio if is null to the default platform
+ * implementation.
+ *
+ * Any user of s3c_device_i2c0 should call this, even if it is with
+ * NULL to ensure that the device is given the default platform data
+ * as the driver will no longer carry defaults.
+ */
+extern void s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *i2c);
+
+/* defined by architecture to configure gpio */
+extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
+
 #endif /* __ASM_ARCH_IIC_H */