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arm64: dts: renesas: cat874: Add HDMI audio

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The CAT874 board pushes sound via I2S over SSI0 into the
TDA19988BET chip.
This commit wires things up so that we can get sound out of
the HDMI interface.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Fabrizio Castro 2019-04-23 14:16:48 +01:00 committed by Simon Horman
parent 94fc0ee22a
commit a597dcb1d4
1 changed files with 56 additions and 0 deletions
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56
arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts
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@ -8,6 +8,7 @@
/dts-v1/;
#include "r8a774c0.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/display/tda998x.h>
/ {
model = "Silicon Linux RZ/G2E 96board platform (CAT874)";
@ -63,6 +64,23 @@ memory@48000000 {
reg = <0x0 0x48000000 0x0 0x78000000>;
};
sound: sound {
compatible = "simple-audio-card";
simple-audio-card,name = "CAT874 HDMI sound";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&sndcpu>;
simple-audio-card,frame-master = <&sndcpu>;
sndcpu: simple-audio-card,cpu {
sound-dai = <&rcar_sound>;
};
sndcodec: simple-audio-card,codec {
sound-dai = <&tda19988>;
};
};
vcc_sdhi0: regulator-vcc-sdhi0 {
compatible = "regulator-fixed";
@ -93,6 +111,10 @@ x13_clk: x13 {
};
};
&audio_clk_a {
clock-frequency = <22579200>;
};
&du {
pinctrl-0 = <&du_pins>;
pinctrl-names = "default";
@ -133,6 +155,10 @@ tda19988: tda19988@70 {
video-ports = <0x234501>;
#sound-dai-cells = <0>;
audio-ports = <TDA998x_I2S 0x03>;
clocks = <&rcar_sound 1>;
ports {
#address-cells = <1>;
#size-cells = <0>;
@ -216,6 +242,36 @@ sdhi0_pins_uhs: sd0_uhs {
function = "sdhi0";
power-source = <1800>;
};
sound_pins: sound {
groups = "ssi01239_ctrl", "ssi0_data";
function = "ssi";
};
sound_clk_pins: sound_clk {
groups = "audio_clkout1_a";
function = "audio_clk";
};
};
&rcar_sound {
pinctrl-0 = <&sound_pins &sound_clk_pins>;
pinctrl-names = "default";
/* Single DAI */
#sound-dai-cells = <0>;
/* audio_clkout0/1/2/3 */
#clock-cells = <1>;
clock-frequency = <11289600>;
status = "okay";
rcar_sound,dai {
dai0 {
playback = <&ssi0 &src0 &dvc0>;
};
};
};
&rwdt {