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/cmd/Makefile b/cmd/Makefile
index f95759e..6612a3b 100644
--- a/cmd/Makefile
+++ b/cmd/Makefile
@@ -112,7 +112,7 @@
 obj-$(CONFIG_SANDBOX) += host.o
 obj-$(CONFIG_CMD_SATA) += sata.o
 obj-$(CONFIG_CMD_SF) += sf.o
-obj-$(CONFIG_CMD_SCSI) += scsi.o
+obj-$(CONFIG_SCSI) += scsi.o
 obj-$(CONFIG_CMD_SHA1SUM) += sha1sum.o
 obj-$(CONFIG_CMD_SETEXPR) += setexpr.o
 obj-$(CONFIG_CMD_SOFTSWITCH) += softswitch.o
@@ -157,7 +157,7 @@
 
 ifdef CONFIG_SPL_BUILD
 ifdef CONFIG_SPL_SATA_SUPPORT
-obj-$(CONFIG_CMD_SCSI) += scsi.o
+obj-$(CONFIG_SCSI) += scsi.o
 endif
 endif # CONFIG_SPL_BUILD
 
diff --git a/cmd/disk.c b/cmd/disk.c
index 2fd1717..fcc4123 100644
--- a/cmd/disk.c
+++ b/cmd/disk.c
@@ -8,7 +8,7 @@
 #include <command.h>
 #include <part.h>
 
-#if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_SCSI) || \
+#if defined(CONFIG_CMD_IDE) || defined(CONFIG_SCSI) || \
 	defined(CONFIG_USB_STORAGE)
 int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
 		    char *const argv[])