[PATCH 3/3 v2] arc: axs10x: Add support for Designware I2S on DT
From: Jose Abreu <hidden>
Date: 2016-03-28 14:37:28
Also in:
alsa-devel, dri-devel, lkml
Subsystem:
synopsys arc architecture, synopsys arc sdp platform support, the rest · Maintainers:
Vineet Gupta, Alexey Brodkin, Linus Torvalds
Synopsys Designware ARC SDP boards support HDMI audio output using the ADV7511 HDMI transmitter. This patchs enables audio output using Designware I2S driver, ALSA SoC simple audio card and ADV7511 codec. Signed-off-by: Jose Abreu <joabreu-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> --- Changes v1 -> v2: * This change was introduced in v2. arch/arc/boot/dts/axs10x_mb.dtsi | 49 ++++++++++++++++++++++++++++++++++++---- 1 file changed, 45 insertions(+), 4 deletions(-)
diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
index ab5d570..fc26ede 100644
--- a/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi@@ -138,12 +138,23 @@ interrupts = <14>; }; - i2c@0x1e000 { - compatible = "snps,designware-i2c"; + i2s: i2s@1e000 { + compatible = "snps,designware-i2s"; reg = <0x1e000 0x100>; - clock-frequency = <400000>; - clocks = <&i2cclk>; interrupts = <15>; + #sound-dai-cells = <0>; + }; + + sound { + 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>; + }; }; i2c@0x1f000 {
@@ -155,6 +166,36 @@ clocks = <&i2cclk>; interrupts = <16>; + adv7511: adv7511@39 { + compatible = "adi,adv7511"; + reg = <0x39>; + interrupts = <23>; + adi,input-depth = <8>; + adi,input-colorspace = "rgb"; + adi,input-clock = "1x"; + adi,clock-delay = <0x03>; + #sound-dai-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + /* RGB/YUV input */ + port@0 { + reg = <0>; + adv7511_input: endpoint { + }; + }; + + /* HDMI output */ + port@1 { + reg = <1>; + adv7511_output: endpoint { + }; + }; + }; + }; + eeprom@0x54{ compatible = "24c01"; reg = <0x54>;
--
1.9.1
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