USB_R4_P21_ONLY    65 drivers/phy/amlogic/phy-meson-gxl-usb3.c 	#define USB_R4_P21_ONLY					BIT(4)
USB_R4_P21_ONLY    86 drivers/usb/dwc3/dwc3-meson-g12a.c 	#define USB_R4_P21_ONLY					BIT(4)