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From:   Francesco Dolcini <francesco@dolcini.it>
To:     Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
        Tero Kristo <kristo@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
Cc:     Francesco Dolcini <francesco.dolcini@toradex.com>,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, Jai Luthra <j-luthra@ti.com>
Subject: [PATCH v3 3/4] arm64: dts: ti: verdin-am62: dev: add sound card
Date:   Mon,  7 Aug 2023 22:21:58 +0200
Message-Id: <20230807202159.13095-4-francesco@dolcini.it>
In-Reply-To: <20230807202159.13095-1-francesco@dolcini.it>
References: <20230807202159.13095-1-francesco@dolcini.it>
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From: Francesco Dolcini <francesco.dolcini@toradex.com>

Add NAU8822 based analog sound card to Development carrier board.

Reviewed-by: Jai Luthra <j-luthra@ti.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
---
 .../arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
index 8205081fda33..6701cb8974bb 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
@@ -8,6 +8,42 @@
  * https://www.toradex.com/products/carrier-board/verdin-development-board-kit
  */
 
+/ {
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,bitclock-master = <&codec_dai>;
+		simple-audio-card,format = "i2s";
+		simple-audio-card,frame-master = <&codec_dai>;
+		simple-audio-card,name = "verdin-nau8822";
+		simple-audio-card,routing =
+			"Headphones", "LHP",
+			"Headphones", "RHP",
+			"Speaker", "LSPK",
+			"Speaker", "RSPK",
+			"Line Out", "AUXOUT1",
+			"Line Out", "AUXOUT2",
+			"LAUX", "Line In",
+			"RAUX", "Line In",
+			"LMICP", "Mic In",
+			"RMICP", "Mic In";
+		simple-audio-card,widgets =
+			"Headphones", "Headphones",
+			"Line Out", "Line Out",
+			"Speaker", "Speaker",
+			"Microphone", "Mic In",
+			"Line", "Line In";
+
+		codec_dai: simple-audio-card,codec {
+			clocks = <&audio_refclk1>;
+			sound-dai = <&nau8822_1a>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&mcasp0>;
+		};
+	};
+};
+
 /* Verdin ETHs */
 &cpsw3g {
 	pinctrl-names = "default";
@@ -65,6 +101,15 @@ &main_gpio0 {
 &main_i2c1 {
 	status = "okay";
 
+	/* Audio Codec */
+	nau8822_1a: audio-codec@1a {
+		compatible = "nuvoton,nau8822";
+		reg = <0x1a>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_i2s1_mclk>;
+		#sound-dai-cells = <0>;
+	};
+
 	/* IO Expander */
 	gpio_expander_21: gpio@21 {
 		compatible = "nxp,pcal6416";
-- 
2.25.1