86 lines
1.3 KiB
Plaintext
86 lines
1.3 KiB
Plaintext
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Device Tree for ULCB + Kingfisher + Simple Audio Card
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*
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* Copyright (C) 2022 Renesas Electronics Corp.
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*/
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/*
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* (A) CPU0 <----> ak4613
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* (B) CPU1 ----> HDMI
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* (C) CPU2 ----> PCM3168A-p
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* (D) CPU3 <---- PCM3168A-c
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*
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* (A) aplay -D plughw:0,0 xxx.wav
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* (B) aplay -D plughw:0,1 xxx.wav
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* (C) aplay -D plughw:0,2 xxx.wav
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*
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* (A) arecord -D plughw:0,0 xxx.wav
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* (D) arecord -D plughw:0,3 xxx.wav
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*/
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&sound_card {
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/* dai-link@0/1 are defined in ulcb.dtsi */
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/*
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* (C) CPU2 -> PCM3168A-p
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*/
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simple-audio-card,dai-link@2 {
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reg = <2>;
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cpu {
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bitclock-master;
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frame-master;
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dai-tdm-slot-num = <8>;
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sound-dai = <&rcar_sound 2>;
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};
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codec {
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mclk-fs = <512>;
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sound-dai = <&pcm3168a 0>;
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};
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};
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/*
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* (D) CPU3 <- PCM3168A-c
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*/
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simple-audio-card,dai-link@3 {
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reg = <3>;
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cpu {
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bitclock-master;
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frame-master;
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dai-tdm-slot-num = <6>;
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sound-dai = <&rcar_sound 3>;
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};
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codec {
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mclk-fs = <512>;
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sound-dai = <&pcm3168a 1>;
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};
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};
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};
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&pcm3168a {
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/*
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* (C) CPU2 -> PCM3168A-p
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* (D) CPU3 <- PCM3168A-c
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*/
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#sound-dai-cells = <1>;
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};
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&rcar_sound {
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rcar_sound,dai {
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/* dai0-1 are defined in ulcb.dtsi */
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/*
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* (C) CPU2 -> PCM3168A-p
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*/
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dai2 {
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playback = <&ssi3>;
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};
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/*
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* (D) CPU3 <- PCM3168A-c
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*/
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dai3 {
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capture = <&ssi4>;
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};
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};
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};
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