[PATCH 23/28] arm64: dts: apple: t8112-j473: Add speaker/headset jack nodes

James Calligeros jcalligeros99 at gmail.com
Sat Sep 19 21:54:02 PDT 2026


The M2 Mac mini integrates Apple-specific variants of the TI TAS2764
and Cirrus CS42L42. Add these nodes and advertise them to the machine
driver via the sound node.

Signed-off-by: James Calligeros <jcalligeros99 at gmail.com>
---
 arch/arm64/boot/dts/apple/t8112-j473.dts | 55 +++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/t8112-j473.dts b/arch/arm64/boot/dts/apple/t8112-j473.dts
index 105a9d118980..50088283f2e8 100644
--- a/arch/arm64/boot/dts/apple/t8112-j473.dts
+++ b/arch/arm64/boot/dts/apple/t8112-j473.dts
@@ -85,4 +85,59 @@ &typec1 {
 	label = "USB-C Back-right";
 };
 
+/* Audio codecs */
+&i2c1 {
+	status = "okay";
+
+	speaker: codec at 38 {
+		compatible = "ti,sn012776", "ti,tas2764";
+		reg = <0x38>;
+		interrupts-extended = <&pinctrl_ap 11 IRQ_TYPE_LEVEL_LOW>;
+		shutdown-gpios = <&pinctrl_ap 88 GPIO_ACTIVE_HIGH>;
+		#sound-dai-cells = <0>;
+		ti,imon-slot-no = <0>;
+		ti,vmon-slot-no = <2>;
+	};
+
+	jack_codec: codec at 4b {
+		compatible = "cirrus,cs42l84";
+		reg = <0x4b>;
+		interrupts-extended = <&pinctrl_ap 149 IRQ_TYPE_LEVEL_LOW>;
+		reset-gpios = <&pinctrl_nub 12 GPIO_ACTIVE_HIGH>;
+		#sound-dai-cells = <0>;
+		sound-name-prefix = "Jack";
+	};
+};
+
+/ {
+	sound: sound {
+		compatible = "apple,j473-macaudio", "apple,macaudio";
+		model = "Mac mini J473";
+
+		dai-link at 0 {
+			link-name = "Speakers";
+
+			codec {
+				sound-dai = <&speaker>;
+			};
+
+			cpu {
+				sound-dai = <&mca 0>;
+			};
+		};
+
+		dai-link at 1 {
+			link-name = "Headphone Jack";
+
+			codec {
+				sound-dai = <&jack_codec>;
+			};
+
+			cpu {
+				sound-dai = <&mca 2>;
+			};
+		};
+	};
+};
+
 #include "hwmon-mini.dtsi"

-- 
2.55.0




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