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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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35a1c35e0a
Current ulcb/kf of -mix+split.dtsi is using TDM Split Mode, but only for playback. Use TDM Split Mode on capture too. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/875xlrshp5.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
201 lines
3.6 KiB
Plaintext
201 lines
3.6 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Device Tree for ULCB + Kingfisher + Simple Audio Card (MIX + TDM Split)
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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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* Note:
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* The HDMI output is ignored due to the limited number of subdevices
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*
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* (A) CPU0 (2ch) <----> (2ch) (X) ak4613 (MIX-0)
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* (B) CPU1 (2ch) --/ (MIX-1)
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* (C) CPU3 (2ch) ----> (8ch) (Y) PCM3168A-p (TDM-0 : 0,1ch)
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* (D) CPU2 (2ch) --/ (TDM-1 : 2,3ch)
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* (E) CPU4 (2ch) --/ (TDM-2 : 4,5ch)
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* (F) CPU5 (2ch) --/ (TDM-3 : 6,7ch)
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* (G) CPU6 (2ch) <---- (6ch) (Z) PCM3168A-c (TDM-a: 0,1ch)
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* (H) CPU7 (2ch) <--/ (TDM-b: 2,3ch)
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* (I) CPU8 (2ch) <--/ (TDM-c: 4,5ch)
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*
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* (A) aplay -D plughw:0,0 xxx.wav (MIX-0)
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* (B) aplay -D plughw:0,1 xxx.wav (MIX-1)
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* (C) aplay -D plughw:1,0 xxx.wav (TDM-0)
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* (D) aplay -D plughw:1,1 xxx.wav (TDM-1)
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* (E) aplay -D plughw:1,2 xxx.wav (TDM-2)
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* (F) aplay -D plughw:1,3 xxx.wav (TDM-3)
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*
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* (A) arecord -D plughw:0,0 xxx.wav
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* (G) arecord -D plughw:1,4 xxx.wav (TDM-a)
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* (H) arecord -D plughw:1,5 xxx.wav (TDM-b)
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* (I) arecord -D plughw:1,6 xxx.wav (TDM-c)
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*/
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/ {
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sound_card_kf: expand-sound {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "simple-scu-audio-card";
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label = "snd-kf-split";
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simple-audio-card,routing = "pcm3168a Playback", "DAI2 Playback",
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"pcm3168a Playback", "DAI3 Playback",
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"pcm3168a Playback", "DAI4 Playback",
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"pcm3168a Playback", "DAI5 Playback",
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"DAI6 Capture", "pcm3168a Capture",
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"DAI7 Capture", "pcm3168a Capture",
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"DAI8 Capture", "pcm3168a Capture";
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simple-audio-card,dai-link@0 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0>;
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convert-channels = <8>; /* to 8ch TDM */
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/*
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* (C) CPU2
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*/
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cpu@0 {
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reg = <0>;
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bitclock-master;
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frame-master;
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sound-dai = <&rcar_sound 2>;
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};
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/*
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* (D) CPU3
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*/
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cpu@1 {
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reg = <1>;
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sound-dai = <&rcar_sound 3>;
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};
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/*
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* (E) CPU4
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*/
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cpu@2 {
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reg = <2>;
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sound-dai = <&rcar_sound 4>;
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};
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/*
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* (F) CPU5
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*/
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cpu@3 {
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reg = <3>;
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sound-dai = <&rcar_sound 5>;
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};
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/*
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* (Y) PCM3168A-p
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*/
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codec {
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prefix = "pcm3168a";
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mclk-fs = <512>;
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sound-dai = <&pcm3168a 0>;
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};
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};
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simple-audio-card,dai-link@1 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <1>;
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convert-channels = <6>; /* to 6ch TDM */
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/*
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* (G) CPU6
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*/
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cpu@0 {
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reg = <0>;
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bitclock-master;
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frame-master;
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sound-dai = <&rcar_sound 6>;
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};
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/*
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* (H) CPU7
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*/
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cpu@1 {
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reg = <1>;
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bitclock-master;
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frame-master;
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sound-dai = <&rcar_sound 7>;
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};
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/*
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* (I) CPU8
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*/
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cpu@2 {
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reg = <2>;
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bitclock-master;
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frame-master;
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sound-dai = <&rcar_sound 8>;
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};
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/*
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* (Z) PCM3168A-c
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*/
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codec {
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prefix = "pcm3168a";
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mclk-fs = <512>;
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sound-dai = <&pcm3168a 1>;
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};
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};
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};
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};
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&pcm3168a {
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/*
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* (Y) PCM3168A-p
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* (Z) PCM3168A-c
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*/
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#sound-dai-cells = <1>;
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};
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&rcar_sound {
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rcar_sound,dai@1 {
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reg = <1>;
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/* dai0-1 are defined in ulcb.dtsi */
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/*
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* (C) CPU2
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*/
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dai2 {
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playback = <&ssiu30 &ssi3>;
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};
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/*
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* (D) CPU3
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*/
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dai3 {
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playback = <&ssiu31 &ssi3>;
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};
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/*
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* (E) CPU4
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*/
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dai4 {
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playback = <&ssiu32 &ssi3>;
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};
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/*
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* (F) CPU5
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*/
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dai5 {
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playback = <&ssiu33 &ssi3>;
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};
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/*
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* (G) CPU6
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*/
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dai6 {
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capture = <&ssiu40 &ssi4>;
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};
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/*
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* (H) CPU7
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*/
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dai7 {
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capture = <&ssiu41 &ssi4>;
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};
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/*
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* (I) CPU8
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*/
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dai8 {
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capture = <&ssiu42 &ssi4>;
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};
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};
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};
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