[PATCH v8 5/5] arm64: boot: dts: qcom: sm8150: Enable dynamic TX FIFO resize logic
From: Wesley Cheng <hidden>
Date: 2021-05-19 07:44:26
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linux-arm-msm, linux-devicetree, lkml
Subsystem:
arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers:
Bjorn Andersson, Konrad Dybcio, Linus Torvalds
Enable the flexible TX FIFO resize logic on SM8150. Using a larger TX FIFO SZ can help account for situations when system latency is greater than the USB bus transmission latency. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Wesley Cheng <redacted> --- arch/arm64/boot/dts/qcom/sm8150.dtsi | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index 51235a9..8f532cb 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi@@ -2275,6 +2275,7 @@ iommus = <&apps_smmu 0x140 0>; snps,dis_u2_susphy_quirk; snps,dis_enblslpm_quirk; + tx-fifo-resize; phys = <&usb_1_hsphy>, <&usb_1_ssphy>; phy-names = "usb2-phy", "usb3-phy"; };
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