digsy MTC: Add SPI support.

Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
diff --git a/include/configs/digsy_mtc.h b/include/configs/digsy_mtc.h
index 66badd7..0cc2a8d 100644
--- a/include/configs/digsy_mtc.h
+++ b/include/configs/digsy_mtc.h
@@ -100,6 +100,7 @@
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_REGINFO
 #define CONFIG_CMD_SAVES
+#define CONFIG_CMD_SPI
 #define CONFIG_CMD_USB
 
 #if (TEXT_BASE == 0xFF000000)
@@ -137,6 +138,12 @@
 	""
 
 /*
+ * SPI configuration
+ */
+#define CONFIG_HARD_SPI		1
+#define CONFIG_MPC52XX_SPI	1
+
+/*
  * I2C configuration
  */
 #define CONFIG_HARD_I2C		1