1
0
This repository has been archived on 2024-11-10. You can view files and clone it, but cannot push or open issues or pull requests.
Lakka-rk322x/projects/Allwinner/devices/R40/patches/linux/0003-r40-hdmi-audio-wip.patch
2021-10-27 23:37:14 +02:00

68 lines
1.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jernej Skrabec <jernej.skrabec@siol.net>
Date: Sun, 16 Aug 2020 11:01:11 +0200
Subject: [PATCH] r40 hdmi audio wip
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
---
arch/arm/boot/dts/sun8i-r40.dtsi | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 82a4ee50e4d0..ed3bb5778fcb 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -111,6 +111,24 @@ de: display-engine {
status = "disabled";
};
+ 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 = <&i2s2>;
+ dai-tdm-slot-num = <2>;
+ dai-tdm-slot-width = <32>;
+ };
+ };
+
thermal-zones {
cpu_thermal: cpu0-thermal {
/* milliseconds */
@@ -666,6 +684,19 @@ wdt: watchdog@1c20c90 {
clocks = <&osc24M>;
};
+ i2s2: i2s@1c22800 {
+ #sound-dai-cells = <0>;
+ compatible = "allwinner,sun8i-r40-i2s",
+ "allwinner,sun8i-h3-i2s";
+ reg = <0x01c22800 0x400>;
+ interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_I2S2>, <&ccu CLK_I2S2>;
+ clock-names = "apb", "mod";
+ resets = <&ccu RST_BUS_I2S2>;
+ dmas = <&dma 6>, <&dma 6>;
+ dma-names = "rx", "tx";
+ };
+
ir0: ir@1c21800 {
compatible = "allwinner,sun8i-r40-ir",
"allwinner,sun6i-a31-ir";
@@ -1142,6 +1173,7 @@ 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>;