usb: Rename SPL_USB_SUPPORT to SPL_USB_STORAGE

Since there is the SPL_USB_HOST_SUPPORT for enabling USB support in SPL,
makes more sense to rename the SPL_USB_SUPPORT as SPL_USB_STORAGE.
Everything that is not part of the usb storage support in SPL is now
build under SPL_USB_HOST_SUPPORT.

Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index 935066d..85edd5a 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -794,9 +794,9 @@
 	  device can be attached. This option enables the drivers in
 	  drivers/usb/host as part of an SPL build.
 
-config SPL_USB_SUPPORT
+config SPL_USB_STORAGE
 	bool "Support loading from USB"
-	depends on SPL_USB_HOST_SUPPORT
+	depends on SPL_USB_HOST_SUPPORT && !(BLK && !DM_USB)
 	help
 	  Enable support for USB devices in SPL. This allows use of USB
 	  devices such as hard drives and flash drivers for loading U-Boot.
diff --git a/common/spl/Makefile b/common/spl/Makefile
index e1daabf..d28de69 100644
--- a/common/spl/Makefile
+++ b/common/spl/Makefile
@@ -22,7 +22,7 @@
 obj-$(CONFIG_$(SPL_TPL_)MMC_SUPPORT) += spl_mmc.o
 obj-$(CONFIG_$(SPL_TPL_)ATF) += spl_atf.o
 obj-$(CONFIG_$(SPL_TPL_)OPTEE) += spl_optee.o
-obj-$(CONFIG_$(SPL_TPL_)USB_SUPPORT) += spl_usb.o
+obj-$(CONFIG_$(SPL_TPL_)USB_STORAGE) += spl_usb.o
 obj-$(CONFIG_$(SPL_TPL_)FS_FAT) += spl_fat.o
 obj-$(CONFIG_$(SPL_TPL_)FS_EXT4) += spl_ext.o
 obj-$(CONFIG_$(SPL_TPL_)SATA_SUPPORT) += spl_sata.o
diff --git a/common/spl/spl_usb.c b/common/spl/spl_usb.c
index c8d8231..e29d579 100644
--- a/common/spl/spl_usb.c
+++ b/common/spl/spl_usb.c
@@ -15,9 +15,7 @@
 #include <usb.h>
 #include <fat.h>
 
-#ifdef CONFIG_USB_STORAGE
 static int usb_stor_curr_dev = -1; /* current device */
-#endif
 
 static int spl_usb_load_image(struct spl_image_info *spl_image,
 			      struct spl_boot_device *bootdev)
@@ -34,13 +32,11 @@
 		return err;
 	}
 
-#ifdef CONFIG_USB_STORAGE
 	/* try to recognize storage devices immediately */
 	usb_stor_curr_dev = usb_stor_scan(1);
 	stor_dev = blk_get_devnum_by_type(IF_TYPE_USB, usb_stor_curr_dev);
 	if (!stor_dev)
 		return -ENODEV;
-#endif
 
 	debug("boot mode - FAT\n");