usb: musb-new: CONFIG_MUSB prefix replacement with CONFIG_USB_MUSB

USB-related options are usually prefixed with CONFIG_USB and platform-specific
adaptation for the MUSB controller already have a CONFIG_USB_MUSB prefix, so
this switches all MUSB-related options to a CONFIG_USB_MUSB prefix, for
consistency.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h
index f7bef70..08235c7 100644
--- a/include/configs/siemens-am33x-common.h
+++ b/include/configs/siemens-am33x-common.h
@@ -226,27 +226,27 @@
  */
 #define CONFIG_USB_MUSB_DSPS
 #define CONFIG_ARCH_MISC_INIT
-#define CONFIG_MUSB_GADGET
-#define CONFIG_MUSB_PIO_ONLY
-#define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
+#define CONFIG_USB_MUSB_GADGET
+#define CONFIG_USB_MUSB_PIO_ONLY
+#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 #undef CONFIG_USB_GADGET_DUALSPEED
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
-#define CONFIG_MUSB_HOST
+#define CONFIG_USB_MUSB_HOST
 
 #define CONFIG_AM335X_USB0
 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
 #define CONFIG_AM335X_USB1
 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
-#ifdef CONFIG_MUSB_HOST
+#ifdef CONFIG_USB_MUSB_HOST
 #define CONFIG_CMD_USB
 #define CONFIG_USB_STORAGE
 #endif
 
-#ifdef CONFIG_MUSB_GADGET
+#ifdef CONFIG_USB_MUSB_GADGET
 #define CONFIG_USB_ETHER
 #define CONFIG_USB_ETH_RNDIS
 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
-#endif /* CONFIG_MUSB_GADGET */
+#endif /* CONFIG_USB_MUSB_GADGET */
 
 #define CONFIG_USB_GADGET
 #define CONFIG_USB_GADGET_DOWNLOAD