linux-kernel - [PATCH v2] arm64: dts: qcom: sc7180-trogdor: Add lpass dai link for I2S driver

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Date:   Tue,  6 Oct 2020 22:16:43 +0530
From:   Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, rohitkr@...eaurora.org,
        srinivas.kandagatla@...aro.org
Cc:     Ajit Pandey <ajitp@...eaurora.org>,
        V Sujith Kumar Reddy <vsujithk@...eaurora.org>,
        Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
Subject: [PATCH v2] arm64: dts: qcom: sc7180-trogdor: Add lpass dai link for I2S driver

From: Ajit Pandey <ajitp@...eaurora.org>

Add dai link for supporting lpass I2S driver, which is used
for audio capture and playback.
Add lpass-cpu node with  pin controls and i2s primary
and secondary dai-links

Signed-off-by: Ajit Pandey <ajitp@...eaurora.org>
Signed-off-by: V Sujith Kumar Reddy <vsujithk@...eaurora.org>
Signed-off-by: Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
---
Changes since v1:
   -- Alias name added for sound dai link node
   
 arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 59 ++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index bf87558..e5863ad 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -220,6 +220,44 @@
 			max-brightness = <1023>;
 		};
 	};
+
+	sound: sound {
+		compatible = "qcom,sc7180-sndcard";
+		model = "sc7180-snd-card";
+
+		audio-routing =
+			"Headphone Jack", "HPOL",
+			"Headphone Jack", "HPOR";
+
+		audio-jack = <&alc5682>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		dai-link@0 {
+			link-name = "MultiMedia0";
+			reg = <0>;
+			cpu {
+				sound-dai = <&lpass_cpu 0>;
+			};
+
+			codec {
+				sound-dai = <&alc5682 0>;
+			};
+		};
+
+		dai-link@1 {
+			link-name = "MultiMedia1";
+			reg = <1>;
+			cpu {
+				sound-dai = <&lpass_cpu 1>;
+			};
+
+			codec {
+				sound-dai = <&max98357a>;
+			};
+		};
+	};
 };
 
 &qfprom {
@@ -725,6 +763,27 @@ hp_i2c: &i2c9 {
 	modem-init;
 };
 
+&lpass_cpu {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&sec_mi2s_active &pri_mi2s_active &pri_mi2s_mclk_active>;
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	mi2s-primary@0 {
+		reg = <MI2S_PRIMARY>;
+		qcom,playback-sd-lines = <1>;
+		qcom,capture-sd-lines = <0>;
+	};
+
+	mi2s-secondary@1 {
+		reg = <MI2S_SECONDARY>;
+		qcom,playback-sd-lines = <0>;
+	};
+};
+
 &mdp {
 	status = "okay";
 };
-- 
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is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.