Documentation/devicetree/bindings/sound/mtk-afe-pcm.txt

   1 Mediatek AFE PCM controller
   2
   3 Required properties:
   4 - compatible = "mediatek,mt8173-afe-pcm";
   5 - reg: register location and size
   6 - interrupts: Should contain AFE interrupt
   7 - clock-names: should have these clock names:
   8                 "infra_sys_audio_clk",
   9                 "top_pdn_audio",
  10                 "top_pdn_aud_intbus",
  11                 "bck0",
  12                 "bck1",
  13                 "i2s0_m",
  14                 "i2s1_m",
  15                 "i2s2_m",
  16                 "i2s3_m",
  17                 "i2s3_b";
  18
  19 Example:
  20
  21         afe: mt8173-afe-pcm@11220000  {
  22                 compatible = "mediatek,mt8173-afe-pcm";
  23                 reg = <0 0x11220000 0 0x1000>;
  24                 interrupts = <GIC_SPI 134 IRQ_TYPE_EDGE_FALLING>;
  25                 clocks = <&infracfg INFRA_AUDIO>,
  26                         <&topckgen TOP_AUDIO_SEL>,
  27                         <&topckgen TOP_AUD_INTBUS_SEL>,
  28                         <&topckgen TOP_APLL1_DIV0>,
  29                         <&topckgen TOP_APLL2_DIV0>,
  30                         <&topckgen TOP_I2S0_M_CK_SEL>,
  31                         <&topckgen TOP_I2S1_M_CK_SEL>,
  32                         <&topckgen TOP_I2S2_M_CK_SEL>,
  33                         <&topckgen TOP_I2S3_M_CK_SEL>,
  34                         <&topckgen TOP_I2S3_B_CK_SEL>;
  35                 clock-names = "infra_sys_audio_clk",
  36                                 "top_pdn_audio",
  37                                 "top_pdn_aud_intbus",
  38                                 "bck0",
  39                                 "bck1",
  40                                 "i2s0_m",
  41                                 "i2s1_m",
  42                                 "i2s2_m",
  43                                 "i2s3_m",
  44                                 "i2s3_b";
  45         };