linux-kernel - [PATCH] ARM: dts: rockchip: add hdmi simple-audio-card for RK322x

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20250928120749.36df6a8c@deskilmich.example.net>
Date: Sun, 28 Sep 2025 12:07:49 +0200
From: Michele Zuccala <ardutu@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>, Alex
 Bee <knaerzche@...il.com>, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: dts: rockchip: add hdmi simple-audio-card for RK322x

Add "simple-audio-card" definition for hdmi-sound. While at
that also add the missing #sound-dai-cells for i2s0 and hdmi nodes.

Signed-off-by: Alex Bee <knaerzche@...il.com>
Signed-off-by: Michele Zuccala <ardutu@...il.com>
---
 arch/arm/boot/dts/rockchip/rk322x.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rk322x.dtsi
b/arch/arm/boot/dts/rockchip/rk322x.dtsi index
cd11a018105b..a6b3c934c8ab 100644 ---
a/arch/arm/boot/dts/rockchip/rk322x.dtsi +++
b/arch/arm/boot/dts/rockchip/rk322x.dtsi @@ -108,6 +108,22 @@ arm-pmu {
 		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>,
<&cpu3>; };
 
+	hdmi_sound: hdmi-sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <256>;
+		simple-audio-card,name = "HDMI";
+		status = "disabled";
+
+		simple-audio-card,codec {
+			sound-dai = <&hdmi>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&i2s0>;
+		};
+	};
+
 	psci {
 		compatible = "arm,psci-1.0", "arm,psci-0.2";
 		method = "smc";
@@ -156,6 +172,7 @@ i2s0: i2s0@...c0000 {
 		clocks = <&cru SCLK_I2S0>, <&cru HCLK_I2S0_8CH>;
 		dmas = <&pdma 11>, <&pdma 12>;
 		dma-names = "tx", "rx";
+		#sound-dai-cells = <0>;
 		status = "disabled";
 	};
 
@@ -732,6 +749,7 @@ hdmi: hdmi@...a0000 {
 		phys = <&hdmi_phy>;
 		phy-names = "hdmi";
 		rockchip,grf = <&grf>;
+		#sound-dai-cells = <0>;
 		status = "disabled";
 
 		ports {
-- 
2.51.0