linux-kernel - [PATCH 3/3] arm64: dts: imx8mn-evk: Add sound-spdif card nodes

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Date:   Mon,  7 Dec 2020 17:12:36 +0800
From:   Shengjiu Wang <shengjiu.wang@....com>
To:     robh+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     shengjiu.wang@...il.com
Subject: [PATCH 3/3] arm64: dts: imx8mn-evk: Add sound-spdif card nodes

Add sound-spdif card nodes which are supported on imx8mn-evk board.

Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
 arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 1d2c399eabea..a0dddba2e561 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -67,6 +67,14 @@ sound-wm8524 {
 			"Line Out Jack", "LINEVOUTL",
 			"Line Out Jack", "LINEVOUTR";
 	};
+
+	sound-spdif {
+		compatible = "fsl,imx-audio-spdif";
+		model = "imx-spdif";
+		spdif-controller = <&spdif1>;
+		spdif-out;
+		spdif-in;
+	};
 };
 
 &easrc {
@@ -164,6 +172,15 @@ &snvs_pwrkey {
 	status = "okay";
 };
 
+&spdif1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spdif1>;
+	assigned-clocks = <&clk IMX8MN_CLK_SPDIF1>;
+	assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <24576000>;
+	status = "okay";
+};
+
 &uart2 { /* console */
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart2>;
@@ -300,6 +317,13 @@ MX8MN_IOMUXC_SAI3_TXD_SAI3_TX_DATA0     0xd6
 		>;
 	};
 
+	pinctrl_spdif1: spdif1grp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SPDIF_TX_SPDIF1_OUT	0xd6
+			MX8MN_IOMUXC_SPDIF_RX_SPDIF1_IN		0xd6
+		>;
+	};
+
 	pinctrl_typec1: typec1grp {
 		fsl,pins = <
 			MX8MN_IOMUXC_SD1_STROBE_GPIO2_IO11	0x159
-- 
2.27.0