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arc: axs10x: Add DT bindings for I2S audio playback

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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 <joabreu@synopsys.com>
Cc: Carlos Palminha <palminha@synopsys.com>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: devicetree@vger.kernel.org
Cc: linux-snps-arc@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Jose Abreu 2017-02-22 18:19:34 +00:00 • committed by Vineet Gupta
parent 3d5e80125a
commit c8581984ff
1 changed files with 18 additions and 4 deletions
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22
arch/arc/boot/dts/axs10x_mb.dtsi
View file

@ -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>;
};
};
};
};