From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Mathias Nyman <mathias.nyman@intel.com>,
<linux-usb@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Macpaul Lin <macpaul.lin@mediatek.com>,
Eddie Hung <eddie.hung@mediatek.com>
Subject: [PATCH 3/3] arm64: dts: mediatek: mt8195: Add mediatek,rxfifo-depth to cherry
Date: Wed, 13 Dec 2023 14:35:43 +0800 [thread overview]
Message-ID: <20231213063543.12435-3-chunfeng.yun@mediatek.com> (raw)
In-Reply-To: <20231213063543.12435-1-chunfeng.yun@mediatek.com>
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 {
--
2.25.1
next prev parent reply other threads:[~2023-12-13 6:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-13 6:35 [PATCH 1/3] dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue Chunfeng Yun
2023-12-13 6:35 ` [PATCH 2/3] usb: xhci-mtk: fix a short packet issue of gen1 isoc-in transfer Chunfeng Yun
2023-12-13 21:03 ` kernel test robot
2023-12-14 18:08 ` kernel test robot
2023-12-13 6:35 ` Chunfeng Yun [this message]
2023-12-13 8:05 ` [PATCH 1/3] dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue Krzysztof Kozlowski
2023-12-13 11:17 ` AngeloGioacchino Del Regno
2023-12-13 11:24 ` Krzysztof Kozlowski
2023-12-14 22:43 ` Rob Herring
2023-12-15 6:14 ` Chunfeng Yun (云春峰)
2023-12-15 6:10 ` Chunfeng Yun (云春峰)
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