The driver currently won't probe correctly if those values are missing. They have been taken from dowstream kernel and match those of other Rockchip SoCs. Signed-off-by: Alex Bee <knaerzche@xxxxxxxxx> --- arch/arm/boot/dts/rockchip/rk312x.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/rockchip/rk312x.dtsi b/arch/arm/boot/dts/rockchip/rk312x.dtsi index ce3f03c3532e..019aa92c0cfa 100644 --- a/arch/arm/boot/dts/rockchip/rk312x.dtsi +++ b/arch/arm/boot/dts/rockchip/rk312x.dtsi @@ -280,6 +280,9 @@ usb_otg: usb@10180000 { clocks = <&cru HCLK_OTG>; clock-names = "otg"; dr_mode = "otg"; + g-np-tx-fifo-size = <16>; + g-rx-fifo-size = <280>; + g-tx-fifo-size = <256 128 128 64 32 16>; phys = <&usb2phy_otg>; phy-names = "usb2-phy"; status = "disabled"; -- 2.42.0