linux-kernel - [PATCH V1 1/3] arm64: dts: qcom: x1e001de-devkit: Add audio related nodes

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Message-ID: <20241025123551.3528206-2-quic_sibis@quicinc.com>
Date: Fri, 25 Oct 2024 18:05:49 +0530
From: Sibi Sankar <quic_sibis@...cinc.com>
To: <andersson@...nel.org>, <konradybcio@...nel.org>, <krzk+dt@...nel.org>,
        <robh+dt@...nel.org>, <dmitry.baryshkov@...aro.org>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <quic_sibis@...cinc.com>,
        <conor+dt@...nel.org>, <abel.vesa@...aro.org>,
        <srinivas.kandagatla@...aro.org>, <quic_jjohnson@...cinc.com>,
        <maz@...nel.org>, <jens.glathe@...schoolsolutions.biz>
Subject: [PATCH V1 1/3] arm64: dts: qcom: x1e001de-devkit: Add audio related nodes

The x1e001de devkit devices are expected to ship without external
speaker/mic connected, so just enable headphone jack on it.

Signed-off-by: Sibi Sankar <quic_sibis@...cinc.com>
---
 arch/arm64/boot/dts/qcom/x1e001de-devkit.dts | 97 ++++++++++++++++++++
 1 file changed, 97 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e001de-devkit.dts b/arch/arm64/boot/dts/qcom/x1e001de-devkit.dts
index d31e78a8027a..432ffefc525a 100644
--- a/arch/arm64/boot/dts/qcom/x1e001de-devkit.dts
+++ b/arch/arm64/boot/dts/qcom/x1e001de-devkit.dts
@@ -19,6 +19,32 @@ aliases {
 		serial0 = &uart21;
 	};
 
+	wcd938x: audio-codec {
+		compatible = "qcom,wcd9385-codec";
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&wcd_default>;
+
+		qcom,micbias1-microvolt = <1800000>;
+		qcom,micbias2-microvolt = <1800000>;
+		qcom,micbias3-microvolt = <1800000>;
+		qcom,micbias4-microvolt = <1800000>;
+		qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
+		qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
+		qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
+		qcom,rx-device = <&wcd_rx>;
+		qcom,tx-device = <&wcd_tx>;
+
+		reset-gpios = <&tlmm 191 GPIO_ACTIVE_LOW>;
+
+		vdd-buck-supply = <&vreg_l15b_1p8>;
+		vdd-rxtx-supply = <&vreg_l15b_1p8>;
+		vdd-io-supply = <&vreg_l15b_1p8>;
+		vdd-mic-bias-supply = <&vreg_bob1>;
+
+		#sound-dai-cells = <1>;
+	};
+
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
@@ -130,6 +156,47 @@ linux,cma {
 		};
 	};
 
+	sound {
+		compatible = "qcom,x1e80100-sndcard";
+		model = "X1E001DE-DEVKIT";
+		audio-routing = "IN1_HPHL", "HPHL_OUT",
+				"IN2_HPHR", "HPHR_OUT",
+				"AMIC2", "MIC BIAS2",
+				"TX SWR_INPUT1", "ADC2_OUTPUT";
+
+		wcd-playback-dai-link {
+			link-name = "WCD Playback";
+
+			cpu {
+				sound-dai = <&q6apmbedai RX_CODEC_DMA_RX_0>;
+			};
+
+			codec {
+				sound-dai = <&wcd938x 0>, <&swr1 0>, <&lpass_rxmacro 0>;
+			};
+
+			platform {
+				sound-dai = <&q6apm>;
+			};
+		};
+
+		wcd-capture-dai-link {
+			link-name = "WCD Capture";
+
+			cpu {
+				sound-dai = <&q6apmbedai TX_CODEC_DMA_TX_3>;
+			};
+
+			codec {
+				sound-dai = <&wcd938x 1>, <&swr2 1>, <&lpass_txmacro 0>;
+			};
+
+			platform {
+				sound-dai = <&q6apm>;
+			};
+		};
+	};
+
 	vreg_nvme: regulator-nvme {
 		compatible = "regulator-fixed";
 
@@ -624,6 +691,28 @@ &smb2360_2_eusb2_repeater {
 	vdd3-supply = <&vreg_l8b_3p0>;
 };
 
+&swr1 {
+	status = "okay";
+
+	/* WCD9385 RX */
+	wcd_rx: codec@0,4 {
+		compatible = "sdw20217010d00";
+		reg = <0 4>;
+		qcom,rx-port-mapping = <1 2 3 4 5>;
+	};
+};
+
+&swr2 {
+	status = "okay";
+
+	/* WCD9385 TX */
+	wcd_tx: codec@0,3 {
+		compatible = "sdw20217010d00";
+		reg = <0 3>;
+		qcom,tx-port-mapping = <2 2 3 4>;
+	};
+};
+
 &tlmm {
 	gpio-reserved-ranges = <44 4>; /* SPI (TPM) */
 
@@ -703,6 +792,14 @@ wake-n-pins {
 		};
 	};
 
+	wcd_default: wcd-reset-n-active-state {
+		pins = "gpio191";
+		function = "gpio";
+		drive-strength = <16>;
+		bias-disable;
+		output-low;
+	};
+
 	wwan_sw_en: wwan-sw-en-state {
 		pins = "gpio221";
 		function = "gpio";
-- 
2.34.1