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      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 };
    100