linux-kernel - [PATCH v3 1/3] arm64: dts: qcom: sc7280: herobrine: Add pinconf settings for mi2s1

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Message-Id: <20220720035254.1411959-2-judyhsiao@chromium.org>
Date:   Wed, 20 Jul 2022 03:52:52 +0000
From:   Judy Hsiao <judyhsiao@...omium.org>
To:     Andy Gross <agross@...nel.org>
Cc:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Srini Kandagatla <srinivas.kandagatla@...aro.org>,
        dianders@...omium.org, mka@...omium.org, cychiang@...gle.com,
        judyhsiao@...gle.com, swboyd@...omium.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Judy Hsiao <judyhsiao@...omium.org>
Subject: [PATCH v3 1/3] arm64: dts: qcom: sc7280: herobrine: Add pinconf settings for mi2s1

1. Add drive strength property for mi2s1 on sc7280 based platforms.
2. Disable the pull-up for mi2s1 lines.

Signed-off-by: Judy Hsiao <judyhsiao@...omium.org>
Reviewed-by: Matthias Kaehlcke <mka@...omium.org>
Reviewed-by: Douglas Anderson <dianders@...omium.org>

Change-Id: Id22b5c055d81547d27e385bdd167083248d6cae5
---
 arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index 57bacca6c5e1..67874749f1a8 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -632,6 +632,21 @@ &dp_hot_plug_det {
 	bias-disable;
 };
 
+&mi2s1_data0 {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&mi2s1_sclk {
+	drive-strength = <6>;
+	bias-disable;
+};
+
+&mi2s1_ws {
+	drive-strength = <6>;
+	bias-disable;
+};
+
 &pcie1_clkreq_n {
 	bias-pull-up;
 	drive-strength = <2>;
-- 
2.37.0.170.g444d1eabd0-goog