arm: dts: rockchip: enable ums/rockusb command for ROCK Pi 4

this patch add USB mass storage function and Rockusb function for
Radxa ROCK Pi 4 series.

Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2 files changed