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ARM: dts: porter: add sound support

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Define the Porter board dependent part of the R8A7791 sound device node.
Add device node for Asahi Kasei AK4642 stereo codec  to the I2C2 bus.
Add the "simple-audio-card" device node to interconnect the SoC sound
device  and the codec.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov 2016-01-21 14:36:01 -08:00 committed by Simon Horman
parent 854b7733fe
commit 493b4da7c1
1 changed files with 71 additions and 0 deletions
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71
arch/arm/boot/dts/r8a7791-porter.dts
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@ -8,6 +8,17 @@
* kind, whether express or implied.
*/
/*
* SSI-AK4642
*
* SW3: 1: AK4642
* 3: ADV7511
*
* This command is required before playback/capture:
*
* amixer set "LINEOUT Mixer DACL" on
*/
/dts-v1/;
#include "r8a7791.dtsi"
#include <dt-bindings/gpio/gpio.h>
@ -101,6 +112,30 @@
#clock-cells = <0>;
clock-frequency = <74250000>;
};
x14_clk: x14-clock {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <11289600>;
clock-output-names = "audio_clock";
};
sound {
compatible = "simple-audio-card";
simple-audio-card,format = "left_j";
simple-audio-card,bitclock-master = <&soundcodec>;
simple-audio-card,frame-master = <&soundcodec>;
simple-audio-card,cpu {
sound-dai = <&rcar_sound>;
};
soundcodec: simple-audio-card,codec {
sound-dai = <&ak4642>;
clocks = <&x14_clk>;
};
};
};
&extal_clk {
@ -167,6 +202,16 @@
renesas,groups = "du_rgb888", "du_sync", "du_disp", "du_clk_out_0";
renesas,function = "du";
};
ssi_pins: sound {
renesas,groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data";
renesas,function = "ssi";
};
audio_clk_pins: audio_clk {
renesas,groups = "audio_clk_a";
renesas,function = "audio_clk";
};
};
&scif0 {
@ -257,6 +302,12 @@
status = "okay";
clock-frequency = <400000>;
ak4642: codec@12 {
compatible = "asahi-kasei,ak4642";
#sound-dai-cells = <0>;
reg = <0x12>;
};
composite-in@20 {
compatible = "adi,adv7180";
reg = <0x20>;
@ -385,3 +436,23 @@
};
};
};
&rcar_sound {
pinctrl-0 = <&ssi_pins &audio_clk_pins>;
pinctrl-names = "default";
status = "okay";
/* Single DAI */
#sound-dai-cells = <0>;
rcar_sound,dai {
dai0 {
playback = <&ssi0>;
capture = <&ssi1>;
};
};
};
&ssi1 {
shared-pin;
};