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| author |   Fabrizio Castro <fabrizio.castro@bp.renesas.com> | 2019-04-23 14:16:48 +0100 |
|---|---|---|
| committer |   Simon Horman <horms+renesas@verge.net.au> | 2019-05-20 13:20:06 +0200 |
| commit | a597dcb1d4ab7ddbba7e80b023eff892926f146c (patch) | |
| tree | b1d351f78bec2ac3d242cce012dcb4bed6c8850d /arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | |
| parent | arm64: dts: renesas: cat874: Add HDMI video support (diff) | |
| download | linux-dev-a597dcb1d4ab7ddbba7e80b023eff892926f146c.tar.xz linux-dev-a597dcb1d4ab7ddbba7e80b023eff892926f146c.zip | |
arm64: dts: renesas: cat874: Add HDMI audio
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>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts index 06239503093b..b7183f1b0b23 100644 --- a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts +++ b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts @@ -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 @@ 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 @@ }; }; +&audio_clk_a { + clock-frequency = <22579200>; +}; + &du { pinctrl-0 = <&du_pins>; pinctrl-names = "default"; @@ -133,6 +155,10 @@ 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 @@ 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 { |