This patch adds the necessary DT bindings to get HDMI audio output in ARC AXS10x SDP. The bindings for I2S controller were added as well as the bindings for simple audio card.
Signed-off-by: Jose Abreu <[email protected]> Acked-by: Alexey Brodkin <[email protected]> Cc: Carlos Palminha <[email protected]> Cc: Alexey Brodkin <[email protected]> Cc: Rob Herring <[email protected]> Cc: Vineet Gupta <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] --- arch/arc/boot/dts/axs10x_mb.dtsi | 22 ++++++++++++++++++---- 1 file changed, 18 insertions(+), 4 deletions(-) diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi index d6c1bbc..9d882b1 100644 --- a/arch/arc/boot/dts/axs10x_mb.dtsi +++ b/arch/arc/boot/dts/axs10x_mb.dtsi @@ -149,12 +149,13 @@ interrupts = <14>; }; - i2c@0x1e000 { - compatible = "snps,designware-i2c"; + i2s: i2s@1e000 { + compatible = "snps,designware-i2s"; reg = <0x1e000 0x100>; - clock-frequency = <400000>; - clocks = <&i2cclk>; + clocks = <&i2sclk 0>; + clock-names = "i2sclk"; interrupts = <15>; + #sound-dai-cells = <0>; }; i2c@0x1f000 { @@ -174,6 +175,7 @@ adi,input-colorspace = "rgb"; adi,input-clock = "1x"; adi,clock-delay = <0x03>; + #sound-dai-cells = <0>; ports { #address-cells = <1>; @@ -295,5 +297,17 @@ }; }; }; + + sound_playback { + compatible = "simple-audio-card"; + simple-audio-card,name = "AXS10x HDMI Audio"; + simple-audio-card,format = "i2s"; + simple-audio-card,cpu { + sound-dai = <&i2s>; + }; + simple-audio-card,codec { + sound-dai = <&adv7511>; + }; + }; }; }; -- 1.9.1
