Lakka-LibreELEC/projects/Amlogic/devices/AMLGX/patches/linux/amlogic-0068-WIP-arm64-dts-meson-add-audio-playback-to-p201.patch

From 8aadc1cc8f6f3ff75b071c935e2f885fd735ba81 Mon Sep 17 00:00:00 2001
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Fri, 15 May 2020 07:52:47 +0000
Subject: [PATCH 068/120] WIP: arm64: dts: meson: add audio playback to p201

Add initial audio support limited to HDMI i2s.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
---
 .../boot/dts/amlogic/meson-gxbb-p201.dts      | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
index 150a82f3b2d7..22bd0070146b 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p201.dts
@@ -8,10 +8,50 @@
 /dts-v1/;
 
 #include "meson-gxbb-p20x.dtsi"
+#include <dt-bindings/sound/meson-aiu.h>
 
 / {
 	compatible = "amlogic,p201", "amlogic,meson-gxbb";
 	model = "Amlogic Meson GXBB P201 Development Board";
+
+	sound {
+		compatible = "amlogic,gx-sound-card";
+		model = "P201";
+		assigned-clocks = <&clkc CLKID_MPLL0>,
+				  <&clkc CLKID_MPLL1>,
+				  <&clkc CLKID_MPLL2>;
+		assigned-clock-parents = <0>, <0>, <0>;
+		assigned-clock-rates = <294912000>,
+				       <270950400>,
+				       <393216000>;
+		status = "okay";
+
+		dai-link-0 {
+			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
+		};
+
+		dai-link-1 {
+			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
+			dai-format = "i2s";
+			mclk-fs = <256>;
+
+			codec-0 {
+				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
+			};
+		};
+
+		dai-link-2 {
+			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
+
+			codec-0 {
+				sound-dai = <&hdmi_tx>;
+			};
+		};
+	};
+};
+
+&aiu {
+	status = "okay";
 };
 
 &ethmac {
-- 
2.34.1