1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * Device Tree for ULCB + Kingfisher + Audio G 3 * Device Tree for ULCB + Kingfisher + Audio Graph Card
4 * 4 *
5 * Copyright (C) 2022 Renesas Electronics Corp 5 * Copyright (C) 2022 Renesas Electronics Corp.
6 */ 6 */
7 7
8 /* 8 /*
9 * (A) CPU0 <----> ak4613 9 * (A) CPU0 <----> ak4613
10 * (B) CPU1 ----> HDMI 10 * (B) CPU1 ----> HDMI
11 * (C) CPU2 ----> PCM3168A-p (8ch) 11 * (C) CPU2 ----> PCM3168A-p (8ch)
12 * (D) CPU3 <---- PCM3168A-c (6ch) 12 * (D) CPU3 <---- PCM3168A-c (6ch)
13 * 13 *
14 * (A) aplay -D plughw:0,0 xxx.wav 14 * (A) aplay -D plughw:0,0 xxx.wav
15 * (B) aplay -D plughw:0,1 xxx.wav 15 * (B) aplay -D plughw:0,1 xxx.wav
16 * (C) aplay -D plughw:1,0 xxx.wav !! 16 * (C) aplay -D plughw:0,2 xxx.wav
17 * 17 *
18 * (A) arecord -D plughw:0,0 xxx.wav 18 * (A) arecord -D plughw:0,0 xxx.wav
19 * (D) arecord -D plughw:1,1 xxx.wav !! 19 * (D) arecord -D plughw:0,3 xxx.wav
20 */ 20 */
21 / { <<
22 sound_card_kf: expand-sound { <<
23 compatible = "audio-graph-card <<
24 label = "snd-kf"; <<
25 21
26 dais = <&snd_kf1 /* (C) CPU2 !! 22 &sound_card {
27 &snd_kf2 /* (D) CPU3 < !! 23 dais = <&rsnd_port0 /* (A) CPU0 <-> ak4613 */
>> 24 &rsnd_port1 /* (B) CPU1 -> HDMI */
>> 25 &rsnd_port2 /* (C) CPU2 -> PCM3168A-p */
>> 26 &rsnd_port3 /* (D) CPU3 <- PCM3168A-c */
28 >; 27 >;
29 }; <<
30 }; 28 };
31 29
32 &pcm3168a { 30 &pcm3168a {
33 ports { 31 ports {
34 #address-cells = <1>; 32 #address-cells = <1>;
35 #size-cells = <0>; 33 #size-cells = <0>;
36 mclk-fs = <512>; 34 mclk-fs = <512>;
37 /* 35 /*
38 * (C) CPU2 -> PCM3168A-p 36 * (C) CPU2 -> PCM3168A-p
39 */ 37 */
40 port@0 { 38 port@0 {
41 reg = <0>; 39 reg = <0>;
42 pcm3168a_endpoint_p: e 40 pcm3168a_endpoint_p: endpoint {
43 remote-endpoin 41 remote-endpoint = <&rsnd_for_pcm3168a_play>;
44 clocks = <&clk 42 clocks = <&clksndsel>;
45 }; 43 };
46 }; 44 };
47 /* 45 /*
48 * (D) CPU3 <- PCM3168A-c 46 * (D) CPU3 <- PCM3168A-c
49 */ 47 */
50 port@1 { 48 port@1 {
51 reg = <1>; 49 reg = <1>;
52 pcm3168a_endpoint_c: e 50 pcm3168a_endpoint_c: endpoint {
53 remote-endpoin 51 remote-endpoint = <&rsnd_for_pcm3168a_capture>;
54 clocks = <&clk 52 clocks = <&clksndsel>;
55 }; 53 };
56 }; 54 };
57 }; 55 };
58 }; 56 };
59 57
60 &rcar_sound { 58 &rcar_sound {
61 ports@1 { !! 59 ports {
62 #address-cells = <1>; !! 60 /* rsnd_port0/1 are defined in ulcb.dtsi */
63 #size-cells = <0>; <<
64 reg = <1>; <<
65 <<
66 /* 61 /*
67 * (C) CPU2 -> PCM3168A-p 62 * (C) CPU2 -> PCM3168A-p
68 */ 63 */
69 snd_kf1: port@2 { !! 64 rsnd_port2: port@2 {
70 reg = <2>; 65 reg = <2>;
71 rsnd_for_pcm3168a_play 66 rsnd_for_pcm3168a_play: endpoint {
72 remote-endpoin 67 remote-endpoint = <&pcm3168a_endpoint_p>;
73 bitclock-maste 68 bitclock-master;
74 frame-master; 69 frame-master;
75 dai-tdm-slot-n 70 dai-tdm-slot-num = <8>;
76 playback = <&s 71 playback = <&ssi3>;
77 }; 72 };
78 }; 73 };
79 /* 74 /*
80 * (D) CPU3 <- PCM3168A-c 75 * (D) CPU3 <- PCM3168A-c
81 */ 76 */
82 snd_kf2: port@3 { !! 77 rsnd_port3: port@3 {
83 reg = <3>; 78 reg = <3>;
84 rsnd_for_pcm3168a_capt 79 rsnd_for_pcm3168a_capture: endpoint {
85 remote-endpoin 80 remote-endpoint = <&pcm3168a_endpoint_c>;
86 bitclock-maste 81 bitclock-master;
87 frame-master; 82 frame-master;
88 dai-tdm-slot-n 83 dai-tdm-slot-num = <6>;
89 capture = <&ss 84 capture = <&ssi4>;
90 }; 85 };
91 }; 86 };
92 }; 87 };
93 }; 88 };
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