Documentation/devicetree/bindings/sound/qcom,msm8916-wcd-analog.txt

   1 msm8916 analog audio CODEC
   2
   3 Bindings for codec Analog IP which is integrated in pmic pm8916,
   4
   5 ## Bindings for codec core on pmic:
   6
   7 Required properties
   8  - compatible = "qcom,pm8916-wcd-analog-codec";
   9  - reg: represents the slave base address provided to the peripheral.
  10  - interrupt-parent : The parent interrupt controller.
  11  - interrupts: List of interrupts in given SPMI peripheral.
  12  - interrupt-names: Names specified to above list of interrupts in same
  13                     order. List of supported interrupt names are:
  14   "cdc_spk_cnp_int" - Speaker click and pop interrupt.
  15   "cdc_spk_clip_int" - Speaker clip interrupt.
  16   "cdc_spk_ocp_int" - Speaker over current protect interrupt.
  17   "mbhc_ins_rem_det1" - jack insert removal detect interrupt 1.
  18   "mbhc_but_rel_det" - button release interrupt.
  19   "mbhc_but_press_det" - button press event
  20   "mbhc_ins_rem_det" - jack insert removal detect interrupt.
  21   "mbhc_switch_int"     - multi button headset interrupt.
  22   "cdc_ear_ocp_int" - Earphone over current protect interrupt.
  23   "cdc_hphr_ocp_int" - Headphone R over current protect interrupt.
  24   "cdc_hphl_ocp_det" - Headphone L over current protect interrupt.
  25   "cdc_ear_cnp_int" - earphone cnp interrupt.
  26   "cdc_hphr_cnp_int" - hphr click and pop interrupt.
  27   "cdc_hphl_cnp_int" - hphl click and pop interrupt.
  28
  29  - clocks: Handle to mclk.
  30  - clock-names: should be "mclk"
  31  - vdd-cdc-io-supply: phandle to VDD_CDC_IO regulator DT node.
  32  - vdd-cdc-tx-rx-cx-supply: phandle to VDD_CDC_TX/RX/CX regulator DT node.
  33  - vdd-micbias-supply: phandle of VDD_MICBIAS supply's regulator DT node.
  34
  35 Optional Properties:
  36 - qcom,micbias1-ext-cap: boolean, present if micbias1 has external capacitor
  37                          connected.
  38 - qcom,micbias2-ext-cap: boolean, present if micbias2 has external capacitor
  39                          connected.
  40
  41 Example:
  42
  43 spmi_bus {
  44         ...
  45         audio-codec@f000{
  46                 compatible = "qcom,pm8916-wcd-analog-codec";
  47                 reg = <0xf000 0x200>;
  48                 reg-names = "pmic-codec-core";
  49                 clocks = <&gcc GCC_CODEC_DIGCODEC_CLK>;
  50                 clock-names = "mclk";
  51                 interrupt-parent = <&spmi_bus>;
  52                 interrupts = <0x1 0xf0 0x0 IRQ_TYPE_NONE>,
  53                              <0x1 0xf0 0x1 IRQ_TYPE_NONE>,
  54                              <0x1 0xf0 0x2 IRQ_TYPE_NONE>,
  55                              <0x1 0xf0 0x3 IRQ_TYPE_NONE>,
  56                              <0x1 0xf0 0x4 IRQ_TYPE_NONE>,
  57                              <0x1 0xf0 0x5 IRQ_TYPE_NONE>,
  58                              <0x1 0xf0 0x6 IRQ_TYPE_NONE>,
  59                              <0x1 0xf0 0x7 IRQ_TYPE_NONE>,
  60                              <0x1 0xf1 0x0 IRQ_TYPE_NONE>,
  61                              <0x1 0xf1 0x1 IRQ_TYPE_NONE>,
  62                              <0x1 0xf1 0x2 IRQ_TYPE_NONE>,
  63                              <0x1 0xf1 0x3 IRQ_TYPE_NONE>,
  64                              <0x1 0xf1 0x4 IRQ_TYPE_NONE>,
  65                              <0x1 0xf1 0x5 IRQ_TYPE_NONE>;
  66                 interrupt-names = "cdc_spk_cnp_int",
  67                                   "cdc_spk_clip_int",
  68                                   "cdc_spk_ocp_int",
  69                                   "mbhc_ins_rem_det1",
  70                                   "mbhc_but_rel_det",
  71                                   "mbhc_but_press_det",
  72                                   "mbhc_ins_rem_det",
  73                                   "mbhc_switch_int",
  74                                   "cdc_ear_ocp_int",
  75                                   "cdc_hphr_ocp_int",
  76                                   "cdc_hphl_ocp_det",
  77                                   "cdc_ear_cnp_int",
  78                                   "cdc_hphr_cnp_int",
  79                                   "cdc_hphl_cnp_int";
  80                        VDD-CDC-IO-supply = <&pm8916_l5>;
  81                        VDD-CDC-TX-RX-CX-supply = <&pm8916_l5>;
  82                        VDD-MICBIAS-supply = <&pm8916_l13>;
  83                        #sound-dai-cells = <1>;
  84         };
  85 };