From: Kuninori Morimoto Date: Tue, 18 Feb 2025 01:14:54 +0000 (+0000) Subject: ASoC: audio-graph-card2-custom-sample2.dtsi: Separate Sample DT X-Git-Tag: v6.15-rc1~173^2~4^2~73^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7c0572197faf3b6d6b27271455e76ac8ba84c43f;p=thirdparty%2Fkernel%2Flinux.git ASoC: audio-graph-card2-custom-sample2.dtsi: Separate Sample DT audio-graph-card2-custom-sample has many sample connections, but because ALSA card has number limition for links, it is impossible to have all samples into 1 ASoC card. Separate it and took DPCM / Codec2Codec connection part. Signed-off-by: Kuninori Morimoto Link: https://patch.msgid.link/87v7t89hpt.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown --- diff --git a/sound/soc/generic/audio-graph-card2-custom-sample2.dtsi b/sound/soc/generic/audio-graph-card2-custom-sample2.dtsi new file mode 100644 index 0000000000000..1fb061a10ab14 --- /dev/null +++ b/sound/soc/generic/audio-graph-card2-custom-sample2.dtsi @@ -0,0 +1,382 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * audio-graph-card2-custom-sample2.dtsi + * + * Copyright (C) 2020 Renesas Electronics Corp. + * Copyright (C) 2020 Kuninori Morimoto + * + * This sample indicates how to use audio-graph-card2 and its + * custom driver. "audio-graph-card2-custom-sample" is the custome driver + * which is using audio-graph-card2. + * + * You can easily use this sample by adding below line on your DT file, + * and add new CONFIG to your .config. + * + * #include "../../../../../sound/soc/generic/audio-graph-card2-custom-sample2.dtsi" + * + * CONFIG_SND_AUDIO_GRAPH_CARD2 + * CONFIG_SND_AUDIO_GRAPH_CARD2_CUSTOM_SAMPLE + * CONFIG_SND_TEST_COMPONENT + * + * + * You can indicate more detail each device behavior as debug if you modify + * "compatible" on each test-component. see below + * + * test_cpu { + * - compatible = "test-cpu"; + * + compatible = "test-cpu-verbose"; + * ... + * }; + * + * test_codec { + * - compatible = "test-codec"; + * + compatible = "test-codec-verbose"; + * ... + * }; + * + * + * Below sample doesn't use "format" property, + * because test-component driver (test-cpu/test-codec) is supporting + * snd_soc_dai_ops :: .auto_selectable_formats. + * see + * snd_soc_runtime_get_dai_fmt() + * linux/sound/soc/generic/test-component.c :: test_dai_formats + */ +/ { + audio-graph-card2-custom-sample-2 { + /* + * You can use audio-graph-card2 directly by using + * + * compatible = "audio-graph-card2"; + */ + compatible = "audio-graph-card2-custom-sample"; + label = "card2-custom-sample-2"; + + /* for [DPCM] */ + /* BE FE */ + routing = "TC DAI0 Playback", "DAI0 Playback", + "TC DAI0 Playback", "DAI1 Playback", + "DAI0 Capture", "TC DAI0 Capture", + "DAI1 Capture", "TC DAI0 Capture", + /* for [DPCM-Multi] */ + /* BE FE */ + "TC DAI1 Playback", "DAI2 Playback", + "TC DAI2 Playback", "DAI2 Playback", + "TC DAI1 Playback", "DAI3 Playback", + "TC DAI2 Playback", "DAI3 Playback", + "DAI2 Capture", "TC DAI1 Capture", + "DAI2 Capture", "TC DAI2 Capture", + "DAI3 Capture", "TC DAI1 Capture", + "DAI3 Capture", "TC DAI2 Capture", + /* for [Codec2Codec] */ + "TC OUT", "TC DAI4 Playback", + "TC DAI3 Capture", "TC IN", + /* for [Codec2Codec-Multi] */ + "TC OUT", "TC DAI7 Playback", + "TC DAI5 Capture", "TC IN", + "TC OUT", "TC DAI8 Playback", + "TC DAI6 Capture", "TC IN"; + + /* + * @ : used at links + */ + links = < + /* + * [DPCM] + * + * cpu20/cpu21 are converting rate to 44.1kHz + * + * FE BE + * **** + * cpu2_0 <----@---* *------@---> codec2_0 (44.1kHz) + * cpu2_1 <----@---* * + * **** + */ + &feA &feB &beA /* both FE / BE */ + + /* + * [DPCM-Multi] + * + * FE BE + * **** +-+ + * cpu2_2 <----@---* *------@---> | | -> codec2_1 + * cpu2_3 <----@---* * | | -> codec2_2 + * **** +-+ + */ + &feC &feD &beB /* both FE / BE*/ + + /* + * [Codec2Codec] + * + * + * +-@-> codec2_3 + * | + * +---> codec2_4 + */ + &c2c /* CPU side only */ + + /* + * [Codec2Codec-Multi] + * + * --NOTE-- + * Multi connect N:M is not supported by ASoC. + * + * +-+ + * +---@-->| |-> codec2_5 + * | | |-> codec2_6 + * | +-+ + * | +-+ + * +------>| |-> codec2_7 + * | |-> codec2_8 + * +-+ + */ + &c2c_m /* CPU side only */ + >; + + multi { + #address-cells = <1>; + #size-cells = <0>; + + /* + * [DPCM-Multi]::BE + * + * FE BE + * **** +---+ + * cpu2_2 <----@---* *------@---> |x a| -> codec2_1 + * cpu2_3 <----@---* * | b| -> codec2_2 + * **** +---+ + */ + ports@2 { + reg = <2>; + #address-cells = <1>; + #size-cells = <0>; + port@0 { reg = <0>; mbe_x_ep: endpoint { remote-endpoint = <&beB_ep>; };};/* (x) to pair */ + port@1 { reg = <1>; mbe_a_ep: endpoint { remote-endpoint = <&codec2_1_ep>; };};/* (a) Multi Element */ + port@2 { reg = <2>; mbe_b_ep: endpoint { remote-endpoint = <&codec2_2_ep>; };};/* (b) Multi Element */ + }; + + /* + * [Codec2Codec-Multi]::CPU + * + * c2cmf +---+ + * +---@---------->|X A|-> codec2_5 + * | | B|-> codec2_6 + * | +---+ + * | c2cmb +---+ + * +-------------->|x a|-> codec2_7 + * | b|-> codec2_8 + * +---+ + */ + ports@3 { + reg = <3>; + #address-cells = <1>; + #size-cells = <0>; + port@0 { reg = <0>; mc2c0X_ep: endpoint { remote-endpoint = <&c2cmf_ep>; };};/* (X) to pair */ + port@1 { reg = <1>; mc2c0A_ep: endpoint { remote-endpoint = <&codec2_5_ep>; };};/* (A) Multi Element */ + port@2 { reg = <2>; mc2c0B_ep: endpoint { remote-endpoint = <&codec2_6_ep>; };};/* (B) Multi Element */ + }; + + /* + * [Codec2Codec-Multi]::Codec + * + * c2cmf +---+ + * +---@---------->|X A|-> codec2_5 + * | | B|-> codec2_6 + * | +---+ + * | c2cmb +---+ + * +-------------->|x a|-> codec2_7 + * | b|-> codec2_8 + * +---+ + */ + ports@4 { + reg = <4>; + #address-cells = <1>; + #size-cells = <0>; + port@0 { reg = <0>; mc2c1x_ep: endpoint { remote-endpoint = <&c2cmb_ep>; };};/* (x) to pair */ + port@1 { reg = <1>; mc2c1a_ep: endpoint { remote-endpoint = <&codec2_7_ep>; };};/* (a) Multi Element */ + port@2 { reg = <2>; mc2c1b_ep: endpoint { remote-endpoint = <&codec2_8_ep>; };};/* (b) Multi Element */ + }; + }; + + dpcm { + #address-cells = <1>; + #size-cells = <0>; + + /* FE part */ + ports@0 { + reg = <0>; + + #address-cells = <1>; + #size-cells = <0>; + /* + * [DPCM]::FE + * + * FE BE + * **** + * cpu2_0 <----@---* *------@---> codec2_0 (44.1kHz) + * cpu2_1 <----@---* * + * **** + */ + feA: port@0 { reg = <0>; feA_ep: endpoint { remote-endpoint = <&cpu2_0_ep>; }; }; + feB: port@1 { reg = <1>; feB_ep: endpoint { remote-endpoint = <&cpu2_1_ep>; }; }; + + /* + * [DPCM-Multi]::FE + * + * FE BE + * **** +-+ + * cpu2_2 <----@---* *------@---> | | -> codec2_1 + * cpu2_3 <----@---* * | | -> codec2_2 + * **** +-+ + */ + feC: port@2 { reg = <2>; feC_ep: endpoint { remote-endpoint = <&cpu2_2_ep>; }; }; + feD: port@3 { reg = <3>; feD_ep: endpoint { remote-endpoint = <&cpu2_3_ep>; }; }; + }; + + /* BE part */ + ports@1 { + reg = <1>; + + #address-cells = <1>; + #size-cells = <0>; + /* + * [DPCM]::BE + * + * FE BE + * **** + * cpu2_0 <----@---* *------@---> codec2_0 (44.1kHz) + * cpu2_1 <----@---* * + * **** + */ + beA: port@0 { reg = <0>; beA_ep: endpoint { remote-endpoint = <&codec2_0_ep>; }; }; + + /* + * [DPCM-Multi]::BE + * + * FE BE + * **** +-------+ + * cpu2_2 <----@---* *------@---> |mbe_x | -> codec2_1 + * cpu2_3 <----@---* * | | -> codec2_2 + * **** +-------+ + */ + beB: port@1 { reg = <1>; beB_ep: endpoint { remote-endpoint = <&mbe_x_ep>; }; }; + }; + }; + + codec2codec { + #address-cells = <1>; + #size-cells = <0>; + /* + * [Codec2Codec] + * + * + * +-@--> codec2_3 + * | + * +----> codec2_4 + */ + ports@0 { + reg = <0>; + + #address-cells = <1>; + #size-cells = <0>; + + /* use default settings */ + c2c: port@0 { reg = <0>; c2cf_ep: endpoint { remote-endpoint = <&codec2_3_ep>; }; }; + port@1 { reg = <1>; c2cb_ep: endpoint { remote-endpoint = <&codec2_4_ep>; }; }; + }; + + /* + * [Codec2Codec-Multi] + * + * c2cmf +--------+ + * +---@---------->|mc2c0X |-> codec2_5 + * | | |-> codec2_6 + * | +--------+ + * | c2cmb +--------+ + * +-------------->|mc2c1x |-> codec2_7 + * | |-> codec2_8 + * +--------+ + */ + ports@1 { + reg = <1>; + + #address-cells = <1>; + #size-cells = <0>; + + /* use original settings */ + rate = <48000>; + c2c_m: port@0 { reg = <0>; c2cmf_ep: endpoint { remote-endpoint = <&mc2c0X_ep>; }; }; + port@1 { reg = <1>; c2cmb_ep: endpoint { remote-endpoint = <&mc2c1x_ep>; }; }; + }; + }; + }; + + test_cpu_2 { + /* + * update compatible to indicate more detail behaviour + * if you want. see test-compatible for more detail. + * + * ex) + * - compatible = "test-cpu"; + * + compatible = "test-cpu-verbose"; + */ + compatible = "test-cpu"; + ports { + #address-cells = <1>; + #size-cells = <0>; + + bitclock-master; + frame-master; + + /* [DPCM]::FE */ + port@0 { reg = <0>; cpu2_0_ep: endpoint { remote-endpoint = <&feA_ep>; };}; + port@1 { reg = <1>; cpu2_1_ep: endpoint { remote-endpoint = <&feB_ep>; };}; + /* [DPCM-Multi]::FE */ + port@2 { reg = <2>; cpu2_2_ep: endpoint { remote-endpoint = <&feC_ep>; };}; + port@3 { reg = <3>; cpu2_3_ep: endpoint { remote-endpoint = <&feD_ep>; };}; + }; + }; + + test_codec_2 { + /* + * update compatible to indicate more detail behaviour + * if you want. see test-compatible for more detail. + * + * ex) + * - compatible = "test-codec"; + * + compatible = "test-codec-verbose"; + */ + compatible = "test-codec"; + ports { + #address-cells = <1>; + #size-cells = <0>; + + /* + * prefix can be added to *component*, + * see audio-graph-card2::routing + */ + prefix = "TC"; + + /* [DPCM]::BE */ + port@0 { + convert-rate = <44100>; + reg = <0>; codec2_0_ep: endpoint { remote-endpoint = <&beA_ep>; }; + }; + /* [DPCM-Multi]::BE */ + port@1 { reg = <1>; codec2_1_ep: endpoint { remote-endpoint = <&mbe_a_ep>; };}; + port@2 { reg = <2>; codec2_2_ep: endpoint { remote-endpoint = <&mbe_b_ep>; };}; + /* [Codec2Codec] */ + port@3 { bitclock-master; + frame-master; + reg = <3>; codec2_3_ep: endpoint { remote-endpoint = <&c2cf_ep>; };}; + port@4 { reg = <4>; codec2_4_ep: endpoint { remote-endpoint = <&c2cb_ep>; };}; + /* [Codec2Codec-Multi] */ + port@5 { bitclock-master; + frame-master; + reg = <5>; codec2_5_ep: endpoint { remote-endpoint = <&mc2c0A_ep>; };}; + port@6 { reg = <6>; codec2_6_ep: endpoint { remote-endpoint = <&mc2c0B_ep>; };}; + port@7 { reg = <7>; codec2_7_ep: endpoint { remote-endpoint = <&mc2c1a_ep>; };}; + port@8 { reg = <8>; codec2_8_ep: endpoint { remote-endpoint = <&mc2c1b_ep>; };}; + }; + }; +};