Add the quirk property "rx-fifo-depth" to work around Gen1 isoc-in transfer issue which send out unexpected ACK even after device already finished the burst transfer with a short patcket, specially for a 4K camera device. Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> --- v2: use 'rx-fifo-depth' property --- arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi index dd5b89b73190..132baeab675e 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -1185,6 +1185,7 @@ vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; + rx-fifo-depth = <2>; }; &xhci1 { @@ -1192,6 +1193,7 @@ vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; + rx-fifo-depth = <2>; }; &xhci2 { -- 2.18.0