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// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree for ULCB + Kingfisher + Audio Graph Card
*
* Copyright (C) 2022 Renesas Electronics Corp.
*/
/*
* (A) CPU0 <----> ak4613
* (B) CPU1 ----> HDMI
* (C) CPU2 ----> PCM3168A-p (8ch)
* (D) CPU3 <---- PCM3168A-c (6ch)
*
* (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 {
dais = <&rsnd_port0 /* (A) CPU0 <-> ak4613 */
&rsnd_port1 /* (B) CPU1 -> HDMI */
&rsnd_port2 /* (C) CPU2 -> PCM3168A-p */
&rsnd_port3 /* (D) CPU3 <- PCM3168A-c */
>;
};
&pcm3168a {
ports {
#address-cells = <1>;
#size-cells = <0>;
mclk-fs = <512>;
/*
* (C) CPU2 -> PCM3168A-p
*/
port@0 {
reg = <0>;
pcm3168a_endpoint_p: endpoint {
remote-endpoint = <&rsnd_for_pcm3168a_play>;
clocks = <&clksndsel>;
};
};
/*
* (D) CPU3 <- PCM3168A-c
*/
port@1 {
reg = <1>;
pcm3168a_endpoint_c: endpoint {
remote-endpoint = <&rsnd_for_pcm3168a_capture>;
clocks = <&clksndsel>;
};
};
};
};
&rcar_sound {
ports {
/* rsnd_port0/1 are defined in ulcb.dtsi */
/*
* (C) CPU2 -> PCM3168A-p
*/
rsnd_port2: port@2 {
reg = <2>;
rsnd_for_pcm3168a_play: endpoint {
remote-endpoint = <&pcm3168a_endpoint_p>;
bitclock-master;
frame-master;
dai-tdm-slot-num = <8>;
playback = <&ssi3>;
};
};
/*
* (D) CPU3 <- PCM3168A-c
*/
rsnd_port3: port@3 {
reg = <3>;
rsnd_for_pcm3168a_capture: endpoint {
remote-endpoint = <&pcm3168a_endpoint_c>;
bitclock-master;
frame-master;
dai-tdm-slot-num = <6>;
capture = <&ssi4>;
};
};
};
};
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