ARM: kirkwood: add mvsdio driver

This patch add Marvell kirkwood MVSDIO/MMC driver
and enable it for Sheevaplugs and OpenRD boards.

Signed-off-by: Gerald Kerma <drEagle@doukki.net>
Reviewed-by: Stefan Roese <sr@denx.de>
Acked-by: Pantelis Antoniou <panto@antoniou-consulting.com>
diff --git a/include/configs/sheevaplug.h b/include/configs/sheevaplug.h
index ecc93bc..3d6ff09 100644
--- a/include/configs/sheevaplug.h
+++ b/include/configs/sheevaplug.h
@@ -31,6 +31,7 @@
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_ENV
 #define CONFIG_CMD_MII
+#define CONFIG_CMD_MMC
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_USB
@@ -82,6 +83,16 @@
 #endif /* CONFIG_CMD_NET */
 
 /*
+ * SDIO/MMC Card Configuration
+ */
+#ifdef CONFIG_CMD_MMC
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MVEBU_MMC
+#define CONFIG_SYS_MMC_BASE KW_SDIO_BASE
+#endif /* CONFIG_CMD_MMC */
+
+/*
  * File system
  */
 #define CONFIG_CMD_EXT2