xref: /linux/arch/arm/boot/dts/rockchip/rk3288-veyron-analog-audio.dtsi (revision 2612e3bbc0386368a850140a6c9b990cd496a5ec)
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