diff options
Diffstat (limited to 'dts/src/arm64/renesas/ulcb-kf-audio-graph-card-mix+split.dtsi')
| -rw-r--r-- | dts/src/arm64/renesas/ulcb-kf-audio-graph-card-mix+split.dtsi | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/dts/src/arm64/renesas/ulcb-kf-audio-graph-card-mix+split.dtsi b/dts/src/arm64/renesas/ulcb-kf-audio-graph-card-mix+split.dtsi new file mode 100644 index 0000000000..8ae6af1af0 --- /dev/null +++ b/dts/src/arm64/renesas/ulcb-kf-audio-graph-card-mix+split.dtsi @@ -0,0 +1,172 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree for ULCB + Kingfisher + Audio Graph Card (MIX + TDM Split) + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +/* + * Note: + * The HDMI output is ignored due to the limited number of subdevices + * + * (A) CPU0 (2ch) <----> (2ch) (X) ak4613 (MIX-0) + * (B) CPU1 (2ch) --/ (MIX-1) + * (C) CPU2 (2ch) ----> (8ch) (Y) PCM3168A-p (TDM-0 : 0,1ch) + * (D) CPU3 (2ch) --/ (TDM-1 : 2,3ch) + * (E) CPU4 (2ch) --/ (TDM-2 : 4,5ch) + * (F) CPU5 (2ch) --/ (TDM-3 : 6,7ch) + * (G) CPU6 (6ch) <---- (6ch) (Z) PCM3168A-c + * + * (A) aplay -D plughw:0,0 xxx.wav (MIX-0) + * (B) aplay -D plughw:0,1 xxx.wav (MIX-1) + * (C) aplay -D plughw:1,0 xxx.wav (TDM-0) + * (D) aplay -D plughw:1,1 xxx.wav (TDM-1) + * (E) aplay -D plughw:1,2 xxx.wav (TDM-2) + * (F) aplay -D plughw:1,3 xxx.wav (TDM-3) + * + * (A) arecord -D plughw:0,0 xxx.wav + * (G) arecord -D plughw:1,4 xxx.wav + */ +/ { + sound_card_kf: expand-sound { + compatible = "audio-graph-scu-card"; + label = "snd-kf-split"; + + routing = "pcm3168a Playback", "DAI2 Playback", + "pcm3168a Playback", "DAI3 Playback", + "pcm3168a Playback", "DAI4 Playback", + "pcm3168a Playback", "DAI5 Playback"; + + dais = <&snd_kf1 /* (C) CPU2 */ + &snd_kf2 /* (D) CPU3 */ + &snd_kf3 /* (E) CPU4 */ + &snd_kf4 /* (F) CPU5 */ + &snd_kf5 /* (G) GPU6 */ + >; + }; +}; + +&pcm3168a { + ports { + #address-cells = <1>; + #size-cells = <0>; + mclk-fs = <512>; + + /* + * (Y) PCM3168A-p + */ + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + prefix = "pcm3168a"; + convert-channels = <8>; /* to 8ch TDM */ + + /* (C) CPU2 -> (Y) PCM3168A-p */ + pcm3168a_endpoint_p1: endpoint@0 { + reg = <0>; + remote-endpoint = <&rsnd_for_pcm3168a_play1>; + clocks = <&clksndsel>; + }; + /* (D) CPU3 -> (Y) PCM3168A-p */ + pcm3168a_endpoint_p2: endpoint@1 { + reg = <1>; + remote-endpoint = <&rsnd_for_pcm3168a_play2>; + clocks = <&clksndsel>; + }; + /* (E) CPU4 -> (Y) PCM3168A-p */ + pcm3168a_endpoint_p3: endpoint@2 { + reg = <2>; + remote-endpoint = <&rsnd_for_pcm3168a_play3>; + clocks = <&clksndsel>; + }; + /* (F) CPU5 -> (Y) PCM3168A-p */ + pcm3168a_endpoint_p4: endpoint@3 { + reg = <3>; + remote-endpoint = <&rsnd_for_pcm3168a_play4>; + clocks = <&clksndsel>; + }; + }; + /* + * (Z) PCM3168A-c + */ + port@1 { + reg = <1>; + /* (G) CPU6 <- PCM3168A-c */ + pcm3168a_endpoint_c: endpoint { + remote-endpoint = <&rsnd_for_pcm3168a_capture>; + clocks = <&clksndsel>; + }; + }; + }; +}; + +&rcar_sound { + ports@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + /* + * (C) CPU2 + */ + snd_kf1: port@2 { + reg = <2>; + rsnd_for_pcm3168a_play1: endpoint { + remote-endpoint = <&pcm3168a_endpoint_p1>; + bitclock-master; + frame-master; + playback = <&ssiu30 &ssi3>; + }; + }; + /* + * (D) CPU3 + */ + snd_kf2: port@3 { + reg = <3>; + rsnd_for_pcm3168a_play2: endpoint { + remote-endpoint = <&pcm3168a_endpoint_p2>; + bitclock-master; + frame-master; + playback = <&ssiu31 &ssi3>; + }; + }; + /* + * (E) CPU4 + */ + snd_kf3: port@4 { + reg = <4>; + rsnd_for_pcm3168a_play3: endpoint { + remote-endpoint = <&pcm3168a_endpoint_p3>; + bitclock-master; + frame-master; + playback = <&ssiu32 &ssi3>; + }; + }; + /* + * (F) CPU5 + */ + snd_kf4: port@5 { + reg = <5>; + rsnd_for_pcm3168a_play4: endpoint { + remote-endpoint = <&pcm3168a_endpoint_p4>; + bitclock-master; + frame-master; + playback = <&ssiu33 &ssi3>; + }; + }; + /* + * (G) CPU6 + */ + snd_kf5: port@6 { + reg = <6>; + rsnd_for_pcm3168a_capture: endpoint { + remote-endpoint = <&pcm3168a_endpoint_c>; + bitclock-master; + frame-master; + dai-tdm-slot-num = <6>; + capture = <&ssi4>; + }; + }; + }; +}; |