arch/arm/boot/dts/rk3288-veyron-analog-audio.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Google Veyron (and derivatives) fragment for the  max98090 audio
   4  * codec and analog headphone jack.
   5  *
   6  * Copyright 2016 Google, Inc
   7  */
   8
   9 / {
  10         sound {
  11                 compatible = "rockchip,rockchip-audio-max98090";
  12                 pinctrl-names = "default";
  13                 pinctrl-0 = <&mic_det>, <&hp_det>;
  14                 rockchip,model = "VEYRON-I2S";
  15                 rockchip,i2s-controller = <&i2s>;
  16                 rockchip,audio-codec = <&max98090>;
  17                 rockchip,hp-det-gpios = <&gpio6 RK_PA5 GPIO_ACTIVE_HIGH>;
  18                 rockchip,mic-det-gpios = <&gpio6 RK_PB3 GPIO_ACTIVE_LOW>;
  19                 rockchip,headset-codec = <&headsetcodec>;
  20                 rockchip,hdmi-codec = <&hdmi>;
  21         };
  22 };
  23
  24 &i2c2 {
  25         max98090: max98090@10 {
  26                 compatible = "maxim,max98090";
  27                 reg = <0x10>;
  28                 interrupt-parent = <&gpio6>;
  29                 interrupts = <RK_PA7 IRQ_TYPE_EDGE_FALLING>;
  30                 clock-names = "mclk";
  31                 clocks = <&cru SCLK_I2S0_OUT>;
  32                 pinctrl-names = "default";
  33                 pinctrl-0 = <&int_codec>;
  34         };
  35 };
  36
  37 &i2c4 {
  38         headsetcodec: ts3a227e@3b {
  39                 compatible = "ti,ts3a227e";
  40                 reg = <0x3b>;
  41                 interrupt-parent = <&gpio0>;
  42                 interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
  43                 pinctrl-names = "default";
  44                 pinctrl-0 = <&ts3a227e_int_l>;
  45                 ti,micbias = <7>;               /* MICBIAS = 2.8V */
  46         };
  47 };
  48
  49 &i2s {
  50         status = "okay";
  51 };
  52
  53 &io_domains {
  54         audio-supply = <&vcc18_codec>;
  55 };
  56
  57 &rk808 {
  58         vcc10-supply = <&vcc33_sys>;
  59
  60         regulators {
  61                 vcc18_codec: LDO_REG6 {
  62                         regulator-name = "vcc18_codec";
  63                         regulator-always-on;
  64                         regulator-boot-on;
  65                         regulator-min-microvolt = <1800000>;
  66                         regulator-max-microvolt = <1800000>;
  67                         regulator-state-mem {
  68                                 regulator-off-in-suspend;
  69                         };
  70                 };
  71         };
  72 };
  73
  74 &pinctrl {
  75         codec {
  76                 hp_det: hp-det {
  77                         rockchip,pins = <6 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
  78                 };
  79
  80                 /*
  81                  * HACK: We're going to _pull down_ this _active low_ interrupt
  82                  * so that it never fires.  We don't need this interrupt because
  83                  * we've got a ts3a227e chip but the driver requires it.
  84                  */
  85                 int_codec: int-codec {
  86                         rockchip,pins = <6 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>;
  87                 };
  88
  89                 mic_det: mic-det {
  90                         rockchip,pins = <6 RK_PB3 RK_FUNC_GPIO &pcfg_pull_up>;
  91                 };
  92         };
  93
  94         headset {
  95                 ts3a227e_int_l: ts3a227e-int-l {
  96                         rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
  97                 };
  98         };
  99 };