dm: scsi: Rename CONFIG_CMD_SCSI to CONFIG_SCSI

This option currently enables both the command and the SCSI functionality.
Rename the existing option to CONFIG_SCSI since most of the code relates
to the feature.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/omap5_uevm.h b/include/configs/omap5_uevm.h
index 86cefa3..4ddc492 100644
--- a/include/configs/omap5_uevm.h
+++ b/include/configs/omap5_uevm.h
@@ -115,7 +115,7 @@
 /* Max time to hold reset on this board, see doc/README.omap-reset-time */
 #define CONFIG_OMAP_PLATFORM_RESET_TIME_MAX_USEC	16296
 
-#define CONFIG_CMD_SCSI
+#define CONFIG_SCSI
 #define CONFIG_LIBATA
 #define CONFIG_SCSI_AHCI
 #define CONFIG_SCSI_AHCI_PLAT