ARM: SAMSUNG: Consolidate common function to set SDHCI plat data

Moves similar functions to set SDHCI platform data for all Samsung
boards to a common location, thereby saves a few lines.

Signed-off-by: Banajit Goswami <banajit.g@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h
index 058e096..4a65520 100644
--- a/arch/arm/plat-samsung/include/plat/sdhci.h
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -86,6 +86,13 @@
 			    struct mmc_card *card);
 };
 
+/* s3c_sdhci_set_platdata() - common helper for setting SDHCI platform data
+ * @pd: The default platform data for this device.
+ * @set: Pointer to the platform data to fill in.
+ */
+extern void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd,
+				    struct s3c_sdhci_platdata *set);
+
 /**
  * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
  * @pd: Platform data to register to device.