1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree for ULCB + Audio Graph Card2
4 *
5 * Copyright (C) 2022 Renesas Electronics Corp.
6 */
7
8 /*
9 * (A) CPU0 <----> ak4613
10 * (B) CPU1 ----> HDMI
11 *
12 * (A) aplay -D plughw:0,0 xxx.wav
13 * (B) aplay -D plughw:0,1 xxx.wav
14 *
15 * (A) arecord -D plughw:0,0 xxx.wav
16 */
17 #include "ulcb-audio-graph-card.dtsi"
18
19 &sound_card {
20 compatible = "audio-graph-card2";
21
22 /delete-property/ dais;
23 links = <&snd_ulcb1 /* (A) CPU0 <-> ak4613 */
24 &snd_ulcb2 /* (B) CPU1 -> HDMI */
25 >;
26 };
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