Hi!
Dne ponedeljek, 06. julij 2020 ob 07:31:23 CEST je Maxime Ripard napisal(a):
On Sat, Jul 04, 2020 at 01:38:59PM +0200, Clément Péron wrote:
From: Marcus Cooper codekipper@gmail.com
Add a simple-soundcard to link audio between HDMI and I2S.
Signed-off-by: Jernej Skrabec jernej.skrabec@siol.net Signed-off-by: Marcus Cooper codekipper@gmail.com Signed-off-by: Clément Péron peron.clem@gmail.com
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index c662f6a170ce..6a321fdc8e90 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -102,6 +102,25 @@ de: display-engine {
status = "disabled";
};
hdmi_sound: hdmi-sound {
compatible = "simple-audio-card";
simple-audio-card,format = "i2s";
simple-audio-card,name = "sun50i-a64-hdmi";
simple-audio-card,mclk-fs = <128>;
simple-audio-card,frame-inversion;
status = "disabled";
simple-audio-card,codec {
sound-dai = <&hdmi>;
};
simple-audio-card,cpu {
sound-dai = <&i2s2>;
dai-tdm-slot-num = <2>;
dai-tdm-slot-width = <32>;
};
};
osc24M: osc24M_clk {
#clock-cells = <0>; compatible = "fixed-clock";
@@ -856,6 +875,7 @@ i2s2: i2s@1c22800 {
resets = <&ccu RST_BUS_I2S2>; dma-names = "tx"; dmas = <&dma 27>;
allwinner,playback-channels = <8>;
This isn't documented anywhere
This can be safely dropped. It is just leftover from multi-channel (>2) work, which will have to be redesigned anyway.
Best regards, Jernej