| Message ID | 20231215073431.8512-3-chunfeng.yun@mediatek.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v2,1/3] dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue | expand |
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 {
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@mediatek.com> --- v2: use 'rx-fifo-depth' property --- arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 2 ++ 1 file changed, 2 insertions(+)