linux-kernel - [PATCH v3 7/7] arm64: dts: sun50i-h6: Add HDMI audio to H6 DTSI

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Date:   Sun, 26 Apr 2020 12:41:15 +0200
From:   Clément Péron <peron.clem@...il.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>, Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>
Cc:     alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Marcus Cooper <codekipper@...il.com>,
        Clément Péron <peron.clem@...il.com>
Subject: [PATCH v3 7/7] arm64: dts: sun50i-h6: Add HDMI audio to H6 DTSI

From: Jernej Skrabec <jernej.skrabec@...l.net>

Add a simple-soundcard to link audio between HDMI and I2S.

Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
Signed-off-by: Marcus Cooper <codekipper@...il.com>
Signed-off-by: Clément Péron <peron.clem@...il.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 31 ++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index a5ee68388bd3..558fe63739cb 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -88,6 +88,24 @@
 			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
 	};
 
+	sound_hdmi: sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,name = "allwinner-hdmi";
+		simple-audio-card,mclk-fs = <128>;
+		simple-audio-card,frame-inversion;
+
+		simple-audio-card,codec {
+			sound-dai = <&hdmi>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&i2s1>;
+			dai-tdm-slot-num = <2>;
+			dai-tdm-slot-width = <32>;
+		};
+	};
+
 	soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -581,6 +599,18 @@
 			};
 		};
 
+		i2s1: i2s@...1000 {
+			#sound-dai-cells = <0>;
+			compatible = "allwinner,sun50i-h6-i2s";
+			reg = <0x05091000 0x1000>;
+			interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_I2S1>, <&ccu CLK_I2S1>;
+			clock-names = "apb", "mod";
+			dmas = <&dma 4>, <&dma 4>;
+			resets = <&ccu RST_BUS_I2S1>;
+			dma-names = "rx", "tx";
+		};
+
 		spdif: spdif@...3000 {
 			#sound-dai-cells = <0>;
 			compatible = "allwinner,sun50i-h6-spdif";
@@ -711,6 +741,7 @@
 		};
 
 		hdmi: hdmi@...0000 {
+			#sound-dai-cells = <0>;
 			compatible = "allwinner,sun50i-h6-dw-hdmi";
 			reg = <0x06000000 0x10000>;
 			reg-io-width = <1>;
-- 
2.20.1