A test with the command below gives these errors:

arch/arm64/boot/dts/rockchip/px30-evb.dt.yaml: usb@ff300000:
'g-use-dma', 'power-domains' do not match any of the regexes:
'pinctrl-[0-9]+'
arch/arm64/boot/dts/rockchip/rk3328-a1.dt.yaml: usb@ff580000:
'g-use-dma' does not match any of the regexes: 'pinctrl-[0-9]+'
arch/arm64/boot/dts/rockchip/rk3328-evb.dt.yaml: usb@ff580000:
'g-use-dma' does not match any of the regexes: 'pinctrl-[0-9]+'
arch/arm64/boot/dts/rockchip/rk3328-rock64.dt.yaml: usb@ff580000:
'g-use-dma' does not match any of the regexes: 'pinctrl-[0-9]+'
arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dt.yaml: usb@ff580000:
'g-use-dma' does not match any of the regexes: 'pinctrl-[0-9]+'

'g-use-dma' is not a valid option in dwc2.yaml, so remove it
from all Rockchip dtsi files.

make ARCH=arm64 dtbs_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/usb/dwc2.yaml

g-use-dma was deprecated in november 2016, see
https://patchwork.kernel.org/patch/9420553/Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/20200228113922.20266-2-jbx6244@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>