linux-kernel - [PATCH 7/7] arm64: dts: qcom: msm8998-xperia: Add audio clock and its pin

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Message-Id: <20210903180924.1006044-7-angelogioacchino.delregno@somainline.org>
Date:   Fri,  3 Sep 2021 20:09:24 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
To:     bjorn.andersson@...aro.org
Cc:     agross@...nel.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, konrad.dybcio@...ainline.org,
        marijn.suijten@...ainline.org, martin.botka@...ainline.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        paul.bouchara@...ainline.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
Subject: [PATCH 7/7] arm64: dts: qcom: msm8998-xperia: Add audio clock and its pin

All smartphones of this platform are equipped with a WCD9335 audio
codec, getting its MCLK from PM8998 gpio13: add this clock to DT.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
Reviewed-by: Marijn Suijten <marijn.suijten@...ainline.org>
---
 .../dts/qcom/msm8998-sony-xperia-yoshino.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
index 5fbe5abf4133..7aeebd3b2e9e 100644
--- a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi
@@ -20,6 +20,19 @@ / {
 	qcom,msm-id = <0x124 0x20000>, <0x124 0x20001>; /* 8998v2, v2.1 */
 	qcom,board-id = <8 0>;
 
+	clocks {
+		compatible = "simple-bus";
+
+		div1_mclk: divclk1 {
+			compatible = "gpio-gate-clock";
+			pinctrl-0 = <&audio_mclk_pin>;
+			pinctrl-names = "default";
+			clocks = <&rpmcc RPM_SMD_DIV_CLK1>;
+			#clock-cells = <0>;
+			enable-gpios = <&pm8998_gpio 13 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
 	board_vbat: vbat-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "VBAT";
@@ -313,6 +326,12 @@ cam_snapshot_pin_a: cam-snapshot-btn-active {
 		input-enable;
 		qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
 	};
+
+	audio_mclk_pin: audio-mclk-pin-active {
+		pins = "gpio13";
+		function = "func2";
+		power-source = <0>;
+	};
 };
 
 &pmi8998_gpio {
-- 
2.32.0