Add audio XCVR sound card, which supports SPDIF TX & RX,
eARC RX, ARC RX functions.

HDMI_HPD is shared with the HDMI module so use pinctrl_hog.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 27 ++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index c2c708c492c0..a64e8a6c830d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -209,6 +209,19 @@ cpu {
 		};
 	};
 
+	sound-xcvr {
+		compatible = "fsl,imx-audio-card";
+		model = "imx-audio-xcvr";
+
+		pri-dai-link {
+			link-name = "XCVR PCM";
+
+			cpu {
+				sound-dai = <&xcvr>;
+			};
+		};
+	};
+
 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -748,7 +761,15 @@ &wdog1 {
 	status = "okay";
 };
 
+&xcvr {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
 &iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hog>;
+
 	pinctrl_audio_pwr_reg: audiopwrreggrp {
 		fsl,pins = <
 			MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29		0xd6
@@ -838,6 +859,12 @@ MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16	0x140
 		>;
 	};
 
+	pinctrl_hog: hoggrp {
+		fsl,pins = <
+			MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD		0x40000010
+		>;
+	};
+
 	pinctrl_i2c1: i2c1grp {
 		fsl,pins = <
 			MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL		0x400001c2
-- 
2.34.1

On Thu, Jun 27, 2024 at 05:53:01PM +0800, Shengjiu Wang wrote:
> Add audio XCVR sound card, which supports SPDIF TX & RX,
> eARC RX, ARC RX functions.
> 
> HDMI_HPD is shared with the HDMI module so use pinctrl_hog.
> 
> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>

Applied, thanks!