linux-kernel - [PATCH v2] arm64: dts: qcom: sc7280: Update SNPS Phy params for SC7280

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Date:   Thu, 29 Sep 2022 20:08:10 +0530
From:   Krishna Kurapati <quic_kriskura@...cinc.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>
CC:     <devicetree@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Krishna Kurapati <quic_kriskura@...cinc.com>
Subject: [PATCH v2] arm64: dts: qcom: sc7280: Update SNPS Phy params for SC7280

Add SNPS HS Phy tuning parameters for herobrine variant of
SC7280 devices.

Signed-off-by: Krishna Kurapati <quic_kriskura@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index c11e371..2ad881d 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -627,6 +627,13 @@ ap_ec_spi: &spi10 {
 
 &usb_1_hsphy {
 	status = "okay";
+
+	qcom,hs-rise-fall-time-bp = <0>;
+	qcom,squelch-detector-bp = <(-2090)>;
+	qcom,hs-disconnect-bp = <1743>;
+	qcom,hs-amplitude-bp = <1780>;
+	qcom,hs-crossover-voltage-microvolt = <(-31000)>;
+	qcom,hs-output-impedance-micro-ohms = <2600000>;
 };
 
 &usb_1_qmpphy {
-- 
2.7.4