Message ID | 20231213063543.12435-3-chunfeng.yun@mediatek.com |
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State | New |
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Series |
[1/3] dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue
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Commit Message
Chunfeng Yun (云春峰)
Dec. 13, 2023, 6:35 a.m. UTC
Add the quirk property "mediatek,rxfifo-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>
---
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..2f2133931846 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -1185,6 +1185,7 @@ &xhci0 { vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; + mediatek,rxfifo-depth; }; &xhci1 { @@ -1192,6 +1193,7 @@ &xhci1 { vusb33-supply = <&mt6359_vusb_ldo_reg>; vbus-supply = <&usb_vbus>; + mediatek,rxfifo-depth; }; &xhci2 {