Documentation / devicetree / bindings / sound / mt8186-afe-pcm.yaml


Based on kernel version 6.9. Page generated on 2024-05-14 10:02 EST.

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/mt8186-afe-pcm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Mediatek AFE PCM controller for mt8186

maintainers:
  - Jiaxin Yu <jiaxin.yu@mediatek.com>

properties:
  compatible:
    const: mediatek,mt8186-sound

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  resets:
    maxItems: 1

  reset-names:
    const: audiosys

  mediatek,apmixedsys:
    $ref: /schemas/types.yaml#/definitions/phandle
    description: The phandle of the mediatek apmixedsys controller

  mediatek,infracfg:
    $ref: /schemas/types.yaml#/definitions/phandle
    description: The phandle of the mediatek infracfg controller

  mediatek,topckgen:
    $ref: /schemas/types.yaml#/definitions/phandle
    description: The phandle of the mediatek topckgen controller

  clocks:
    items:
      - description: audio infra sys clock
      - description: audio infra 26M clock
      - description: audio top mux
      - description: audio intbus mux
      - description: mainpll 136.5M clock
      - description: faud1 mux
      - description: apll1 clock
      - description: faud2 mux
      - description: apll2 clock
      - description: audio engen1 mux
      - description: apll1_d8 22.5792M clock
      - description: audio engen2 mux
      - description: apll2_d8 24.576M clock
      - description: i2s0 mclk mux
      - description: i2s1 mclk mux
      - description: i2s2 mclk mux
      - description: i2s4 mclk mux
      - description: tdm mclk mux
      - description: i2s0_mck divider
      - description: i2s1_mck divider
      - description: i2s2_mck divider
      - description: i2s4_mck divider
      - description: tdm_mck divider
      - description: audio hires mux
      - description: 26M clock

  clock-names:
    items:
      - const: aud_infra_clk
      - const: mtkaif_26m_clk
      - const: top_mux_audio
      - const: top_mux_audio_int
      - const: top_mainpll_d2_d4
      - const: top_mux_aud_1
      - const: top_apll1_ck
      - const: top_mux_aud_2
      - const: top_apll2_ck
      - const: top_mux_aud_eng1
      - const: top_apll1_d8
      - const: top_mux_aud_eng2
      - const: top_apll2_d8
      - const: top_i2s0_m_sel
      - const: top_i2s1_m_sel
      - const: top_i2s2_m_sel
      - const: top_i2s4_m_sel
      - const: top_tdm_m_sel
      - const: top_apll12_div0
      - const: top_apll12_div1
      - const: top_apll12_div2
      - const: top_apll12_div4
      - const: top_apll12_div_tdm
      - const: top_mux_audio_h
      - const: top_clk26m_clk

required:
  - compatible
  - interrupts
  - resets
  - reset-names
  - mediatek,apmixedsys
  - mediatek,infracfg
  - mediatek,topckgen
  - clocks
  - clock-names

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>
 
    afe: mt8186-afe-pcm@11210000 {
        compatible = "mediatek,mt8186-sound";
        reg = <0x11210000 0x2000>;
        interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
        resets = <&watchdog 17>; //MT8186_TOPRGU_AUDIO_SW_RST
        reset-names = "audiosys";
        mediatek,apmixedsys = <&apmixedsys>;
        mediatek,infracfg = <&infracfg>;
        mediatek,topckgen = <&topckgen>;
        clocks = <&infracfg_ao 44>, //CLK_INFRA_AO_AUDIO
                 <&infracfg_ao 54>, //CLK_INFRA_AO_AUDIO_26M_BCLK
                 <&topckgen 15>, //CLK_TOP_AUDIO
                 <&topckgen 16>, //CLK_TOP_AUD_INTBUS
                 <&topckgen 70>, //CLK_TOP_MAINPLL_D2_D4
                 <&topckgen 17>, //CLK_TOP_AUD_1
                 <&apmixedsys 12>, //CLK_APMIXED_APLL1
                 <&topckgen 18>, //CLK_TOP_AUD_2
                 <&apmixedsys 13>, //CLK_APMIXED_APLL2
                 <&topckgen 19>, //CLK_TOP_AUD_ENGEN1
                 <&topckgen 101>, //CLK_TOP_APLL1_D8
                 <&topckgen 20>, //CLK_TOP_AUD_ENGEN2
                 <&topckgen 104>, //CLK_TOP_APLL2_D8
                 <&topckgen 63>, //CLK_TOP_APLL_I2S0_MCK_SEL
                 <&topckgen 64>, //CLK_TOP_APLL_I2S1_MCK_SEL
                 <&topckgen 65>, //CLK_TOP_APLL_I2S2_MCK_SEL
                 <&topckgen 66>, //CLK_TOP_APLL_I2S4_MCK_SEL
                 <&topckgen 67>, //CLK_TOP_APLL_TDMOUT_MCK_SEL
                 <&topckgen 131>, //CLK_TOP_APLL12_CK_DIV0
                 <&topckgen 132>, //CLK_TOP_APLL12_CK_DIV1
                 <&topckgen 133>, //CLK_TOP_APLL12_CK_DIV2
                 <&topckgen 134>, //CLK_TOP_APLL12_CK_DIV4
                 <&topckgen 135>, //CLK_TOP_APLL12_CK_DIV_TDMOUT_M
                 <&topckgen 44>, //CLK_TOP_AUDIO_H
                 <&clk26m>;
        clock-names = "aud_infra_clk",
                      "mtkaif_26m_clk",
                      "top_mux_audio",
                      "top_mux_audio_int",
                      "top_mainpll_d2_d4",
                      "top_mux_aud_1",
                      "top_apll1_ck",
                      "top_mux_aud_2",
                      "top_apll2_ck",
                      "top_mux_aud_eng1",
                      "top_apll1_d8",
                      "top_mux_aud_eng2",
                      "top_apll2_d8",
                      "top_i2s0_m_sel",
                      "top_i2s1_m_sel",
                      "top_i2s2_m_sel",
                      "top_i2s4_m_sel",
                      "top_tdm_m_sel",
                      "top_apll12_div0",
                      "top_apll12_div1",
                      "top_apll12_div2",
                      "top_apll12_div4",
                      "top_apll12_div_tdm",
                      "top_mux_audio_h",
                      "top_clk26m_clk";
    };

...