linux-kernel - [PATCH v2 21/22] arm64: dts: mediatek: mt8195-cherry: Specify sound DAI links and routing

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Date: Thu,  7 Mar 2024 12:44:44 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: broonie@...nel.org
Cc: wenst@...omium.org,
	lgirdwood@...il.com,
	robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
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	devicetree@...r.kernel.org,
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	kernel@...labora.com,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Subject: [PATCH v2 21/22] arm64: dts: mediatek: mt8195-cherry: Specify sound DAI links and routing

The drivers and bindings acquired support for specifying audio hardware
and links in device tree: describe and link the sound related HW of this
machine.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../boot/dts/mediatek/mt8195-cherry.dtsi      | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index f94c07f8b933..e405e226e449 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -240,6 +240,7 @@ adsp_device_mem: memory@...80000 {
 	spk_amplifier: rt1019p {
 		compatible = "realtek,rt1019p";
 		label = "rt1019p";
+		#sound-dai-cells = <0>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&rt1019p_pins_default>;
 		sdb-gpios = <&pio 100 GPIO_ACTIVE_HIGH>;
@@ -334,6 +335,7 @@ &disp_pwm0 {
 &dp_tx {
 	status = "okay";
 
+	#sound-dai-cells = <0>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&dptx_pin>;
 
@@ -404,6 +406,7 @@ audio_codec: codec@1a {
 		/* Realtek RT5682i or RT5682s, sharing the same configuration */
 		reg = <0x1a>;
 		interrupts-extended = <&pio 89 IRQ_TYPE_EDGE_BOTH>;
+		#sound-dai-cells = <0>;
 		realtek,jd-src = <1>;
 
 		AVDD-supply = <&mt6359_vio18_ldo_reg>;
@@ -1130,6 +1133,48 @@ &sound {
 		"AFE_SOF_DL2", "AFE_SOF_DL3", "AFE_SOF_UL4", "AFE_SOF_UL5";
 	pinctrl-names = "default";
 	pinctrl-0 = <&aud_pins_default>;
+
+	audio-routing =
+		"Headphone", "HPOL",
+		"Headphone", "HPOR",
+		"IN1P", "Headset Mic",
+		"Ext Spk", "Speaker";
+
+	mm-dai-link {
+		link-name = "ETDM1_IN_BE";
+		mediatek,clk-provider = "cpu";
+	};
+
+	hs-playback-dai-link {
+		link-name = "ETDM1_OUT_BE";
+		mediatek,clk-provider = "cpu";
+		codec {
+			sound-dai = <&audio_codec>;
+		};
+	};
+
+	hs-capture-dai-link {
+		link-name = "ETDM2_IN_BE";
+		mediatek,clk-provider = "cpu";
+		codec {
+			sound-dai = <&audio_codec>;
+		};
+	};
+
+	spk-playback-dai-link {
+		link-name = "ETDM2_OUT_BE";
+		mediatek,clk-provider = "cpu";
+		codec {
+			sound-dai = <&spk_amplifier>;
+		};
+	};
+
+	displayport-dai-link {
+		link-name = "DPTX_BE";
+		codec {
+			sound-dai = <&dp_tx>;
+		};
+	};
 };
 
 &spi0 {
-- 
2.44.0