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

From: Shengjiu Wang
Date: Mon Dec 07 2020 - 04:21:20 EST


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

Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
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