From 453f3a74fadd774b213e9e99d7512f382f5ce2ca Mon Sep 17 00:00:00 2001
From: Jernej Skrabec <jernej.skrabec@gmail.com>
Date: Sun, 9 May 2021 11:50:56 +0200
Subject: ARM: dts: sun8i: r40: Add hdmi sound card

R40 support HDMI audio. Add a sound card node for it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
---
 arch/arm/boot/dts/allwinner/sun8i-r40.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm/boot/dts/allwinner/sun8i-r40.dtsi b/arch/arm/boot/dts/allwinner/sun8i-r40.dtsi
index a5b1f1e3900d..d73828d6b3c0 100644
--- a/arch/arm/boot/dts/allwinner/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/allwinner/sun8i-r40.dtsi
@@ -124,6 +124,20 @@ de: display-engine {
 		status = "disabled";
 	};
 
+	sound_hdmi: sound_hdmi {
+		compatible = "allwinner,sun9i-a80-hdmi-audio",
+			     "allwinner,sun8i-r40-hdmi-audio";
+		status = "disabled";
+
+		codec {
+			sound-dai = <&hdmi>;
+		};
+
+		cpu {
+			sound-dai = <&i2s2>;
+		};
+	};
+
 	thermal-zones {
 		cpu_thermal: cpu0-thermal {
 			/* milliseconds */
@@ -1265,6 +1279,7 @@ gic: interrupt-controller@1c81000 {
 		};
 
 		hdmi: hdmi@1ee0000 {
+			#sound-dai-cells = <0>;
 			compatible = "allwinner,sun8i-r40-dw-hdmi",
 				     "allwinner,sun8i-a83t-dw-hdmi";
 			reg = <0x01ee0000 0x10000>;
-- 
2.35.3

