+config CMD_USB_SDP
+ bool "sdp"
+ select USB_FUNCTION_SDP
+ help
+ Enables the command "sdp" which is used to have U-Boot emulating the
+ Serial Download Protocol (SDP) via USB.
+config CMD_ROCKUSB
+ bool "rockusb"
+ depends on USB_FUNCTION_ROCKUSB
+ help
+ Rockusb protocol is widely used by Rockchip SoC based devices. It can
+ read/write info, image to/from devices. This enable rockusb command
+ support to communication with rockusb device. for more detail about
+ this command, please read doc/README.rockusb.
+