89 lines
1.7 KiB
Plaintext
89 lines
1.7 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 + Audio Graph 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 (8ch)
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* (D) CPU3 <---- PCM3168A-c (6ch)
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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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dais = <&rsnd_port0 /* (A) CPU0 <-> ak4613 */
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&rsnd_port1 /* (B) CPU1 -> HDMI */
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&rsnd_port2 /* (C) CPU2 -> PCM3168A-p */
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&rsnd_port3 /* (D) CPU3 <- PCM3168A-c */
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>;
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};
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&pcm3168a {
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ports {
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#address-cells = <1>;
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#size-cells = <0>;
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mclk-fs = <512>;
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/*
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* (C) CPU2 -> PCM3168A-p
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*/
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port@0 {
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reg = <0>;
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pcm3168a_endpoint_p: endpoint {
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remote-endpoint = <&rsnd_for_pcm3168a_play>;
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clocks = <&clksndsel>;
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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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port@1 {
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reg = <1>;
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pcm3168a_endpoint_c: endpoint {
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remote-endpoint = <&rsnd_for_pcm3168a_capture>;
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clocks = <&clksndsel>;
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};
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};
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};
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};
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&rcar_sound {
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ports {
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/* rsnd_port0/1 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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rsnd_port2: port@2 {
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reg = <2>;
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rsnd_for_pcm3168a_play: endpoint {
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remote-endpoint = <&pcm3168a_endpoint_p>;
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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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playback = <&ssi3>;
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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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rsnd_port3: port@3 {
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reg = <3>;
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rsnd_for_pcm3168a_capture: endpoint {
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remote-endpoint = <&pcm3168a_endpoint_c>;
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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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capture = <&ssi4>;
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};
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};
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};
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};
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