diff options
Diffstat (limited to 'arch/arm64/boot/dts/renesas/ulcb-kf-simple-audio-card.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/ulcb-kf-simple-audio-card.dtsi | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf-simple-audio-card.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf-simple-audio-card.dtsi new file mode 100644 index 000000000000..2010e8ac7fdc --- /dev/null +++ b/arch/arm64/boot/dts/renesas/ulcb-kf-simple-audio-card.dtsi @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree for ULCB + Kingfisher + Simple Audio Card + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +/* + * (A) CPU0 <----> ak4613 + * (B) CPU1 ----> HDMI + * (C) CPU2 ----> PCM3168A-p + * (D) CPU3 <---- PCM3168A-c + * + * (A) aplay -D plughw:0,0 xxx.wav + * (B) aplay -D plughw:0,1 xxx.wav + * (C) aplay -D plughw:0,2 xxx.wav + * + * (A) arecord -D plughw:0,0 xxx.wav + * (D) arecord -D plughw:0,3 xxx.wav + */ + +&sound_card { + /* dai-link@0/1 are defined in ulcb.dtsi */ + + /* + * (C) CPU2 -> PCM3168A-p + */ + simple-audio-card,dai-link@2 { + reg = <2>; + cpu { + bitclock-master; + frame-master; + dai-tdm-slot-num = <8>; + sound-dai = <&rcar_sound 2>; + }; + codec { + mclk-fs = <512>; + sound-dai = <&pcm3168a 0>; + }; + }; + /* + * (D) CPU3 <- PCM3168A-c + */ + simple-audio-card,dai-link@3 { + reg = <3>; + cpu { + bitclock-master; + frame-master; + dai-tdm-slot-num = <6>; + sound-dai = <&rcar_sound 3>; + }; + codec { + mclk-fs = <512>; + sound-dai = <&pcm3168a 1>; + }; + }; +}; + +&pcm3168a { + /* + * (C) CPU2 -> PCM3168A-p + * (D) CPU3 <- PCM3168A-c + */ + #sound-dai-cells = <1>; +}; + +&rcar_sound { + + rcar_sound,dai { + /* dai0-1 are defined in ulcb.dtsi */ + + /* + * (C) CPU2 -> PCM3168A-p + */ + dai2 { + playback = <&ssi3>; + }; + /* + * (D) CPU3 <- PCM3168A-c + */ + dai3 { + capture = <&ssi4>; + }; + }; +}; |