543 lines
11 KiB
Plaintext
543 lines
11 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/dts-v1/;
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#include "jz4770.dtsi"
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#include <dt-bindings/clock/ingenic,tcu.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/iio/adc/ingenic,adc.h>
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#include <dt-bindings/input/input.h>
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/ {
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compatible = "gcw,zero", "ingenic,jz4770";
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model = "GCW Zero";
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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serial2 = &uart2;
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serial3 = &uart3;
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};
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memory: memory {
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device_type = "memory";
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reg = <0x0 0x10000000>,
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<0x30000000 0x10000000>;
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};
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chosen {
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stdout-path = "serial2:57600n8";
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};
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vcc: regulator@0 {
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compatible = "regulator-fixed";
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regulator-name = "vcc";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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mmc1_power: regulator@1 {
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compatible = "regulator-fixed";
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regulator-name = "mmc1_vcc";
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gpio = <&gpe 9 0>;
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vcc>;
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};
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headphones_amp: analog-amplifier@0 {
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compatible = "simple-audio-amplifier";
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enable-gpios = <&gpf 3 GPIO_ACTIVE_LOW>;
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enable-delay-ms = <50>;
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VCC-supply = <&ldo5>;
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sound-name-prefix = "Headphones Amp";
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};
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speaker_amp: analog-amplifier@1 {
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compatible = "simple-audio-amplifier";
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enable-gpios = <&gpf 20 GPIO_ACTIVE_HIGH>;
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VCC-supply = <&ldo5>;
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sound-name-prefix = "Speaker Amp";
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};
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sound {
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compatible = "simple-audio-card";
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simple-audio-card,name = "gcw0-audio";
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simple-audio-card,format = "i2s";
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simple-audio-card,widgets =
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"Speaker", "Speaker",
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"Headphone", "Headphones",
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"Microphone", "Built-in Mic";
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simple-audio-card,routing =
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"Headphones Amp INL", "LHPOUT",
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"Headphones Amp INR", "RHPOUT",
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"Headphones", "Headphones Amp OUTL",
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"Headphones", "Headphones Amp OUTR",
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"Speaker Amp INL", "LOUT",
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"Speaker Amp INR", "ROUT",
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"Speaker", "Speaker Amp OUTL",
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"Speaker", "Speaker Amp OUTR",
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"LLINEIN", "Cap-less",
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"RLINEIN", "Cap-less",
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"Built-in Mic", "MICBIAS",
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"MIC1P", "Built-in Mic",
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"MIC1N", "Built-in Mic";
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simple-audio-card,pin-switches = "Speaker", "Headphones";
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simple-audio-card,hp-det-gpio = <&gpf 21 GPIO_ACTIVE_LOW>;
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simple-audio-card,aux-devs = <&speaker_amp>, <&headphones_amp>;
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simple-audio-card,bitclock-master = <&dai_codec>;
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simple-audio-card,frame-master = <&dai_codec>;
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dai_cpu: simple-audio-card,cpu {
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sound-dai = <&aic>;
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};
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dai_codec: simple-audio-card,codec {
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sound-dai = <&codec>;
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};
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};
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rumble {
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compatible = "pwm-vibrator";
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pwms = <&pwm 4 2000000 0>;
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pwm-names = "enable";
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pinctrl-names = "default";
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pinctrl-0 = <&pins_pwm4>;
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm 1 40000 0>;
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power-supply = <&vcc>;
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brightness-levels = <0 16 32 48 64 80 96 112 128
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144 160 176 192 208 224 240 255>;
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default-brightness-level = <12>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_pwm1>;
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};
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gpio-keys {
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compatible = "gpio-keys";
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autorepeat;
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button-0 {
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label = "D-pad up";
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linux,code = <KEY_UP>;
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linux,can-disable;
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gpios = <&gpe 21 GPIO_ACTIVE_LOW>;
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};
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button-1 {
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label = "D-pad down";
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linux,code = <KEY_DOWN>;
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linux,can-disable;
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gpios = <&gpe 25 GPIO_ACTIVE_LOW>;
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};
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button-2 {
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label = "D-pad left";
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linux,code = <KEY_LEFT>;
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linux,can-disable;
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gpios = <&gpe 23 GPIO_ACTIVE_LOW>;
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};
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button-3 {
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label = "D-pad right";
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linux,code = <KEY_RIGHT>;
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linux,can-disable;
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gpios = <&gpe 24 GPIO_ACTIVE_LOW>;
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};
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button-4 {
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label = "Button A";
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linux,code = <KEY_LEFTCTRL>;
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linux,can-disable;
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gpios = <&gpe 29 GPIO_ACTIVE_LOW>;
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};
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button-5 {
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label = "Button B";
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linux,code = <KEY_LEFTALT>;
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linux,can-disable;
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gpios = <&gpe 20 GPIO_ACTIVE_LOW>;
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};
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button-6 {
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label = "Button Y";
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linux,code = <KEY_SPACE>;
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linux,can-disable;
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gpios = <&gpe 27 GPIO_ACTIVE_LOW>;
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};
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button-7 {
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label = "Button X";
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linux,code = <KEY_LEFTSHIFT>;
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linux,can-disable;
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gpios = <&gpe 28 GPIO_ACTIVE_LOW>;
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};
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button-8 {
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label = "Left shoulder button";
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linux,code = <KEY_TAB>;
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linux,can-disable;
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gpios = <&gpb 20 GPIO_ACTIVE_LOW>;
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};
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button-9 {
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label = "Right shoulder button";
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linux,code = <KEY_BACKSPACE>;
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linux,can-disable;
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gpios = <&gpe 26 GPIO_ACTIVE_LOW>;
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};
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button-10 {
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label = "Start button";
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linux,code = <KEY_ENTER>;
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linux,can-disable;
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gpios = <&gpb 21 GPIO_ACTIVE_LOW>;
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};
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button-11 {
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label = "Select button";
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linux,code = <KEY_ESC>;
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linux,can-disable;
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/*
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* This is the only button that is active high,
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* since it doubles as BOOT_SEL1.
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*/
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gpios = <&gpd 18 GPIO_ACTIVE_HIGH>;
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};
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button-12 {
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label = "Power slider";
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linux,code = <KEY_POWER>;
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linux,can-disable;
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gpios = <&gpa 30 GPIO_ACTIVE_LOW>;
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wakeup-source;
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};
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button-13 {
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label = "Power hold";
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linux,code = <KEY_PAUSE>;
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linux,can-disable;
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gpios = <&gpf 11 GPIO_ACTIVE_LOW>;
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};
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};
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i2c3: i2c-controller@3 {
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compatible = "i2c-gpio";
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#address-cells = <1>;
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#size-cells = <0>;
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sda-gpios = <&gpd 5 GPIO_ACTIVE_HIGH>;
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scl-gpios = <&gpd 4 GPIO_ACTIVE_HIGH>;
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i2c-gpio,delay-us = <2>; /* 250 kHz */
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act8600: pmic@5a {
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compatible = "active-semi,act8600";
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reg = <0x5a>;
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regulators {
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/* USB OTG */
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otg_vbus: SUDCDC_REG4 {
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/*
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* 5.3V instead of 5.0V to compensate
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* for the voltage drop of a diode
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* between the regulator and the
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* connector.
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*/
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regulator-min-microvolt = <5300000>;
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regulator-max-microvolt = <5300000>;
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inl-supply = <&vcc>;
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};
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/*
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* When this is off, there is no sound, but also
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* no USB networking.
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*/
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ldo5: LDO5 {
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regulator-min-microvolt = <2500000>;
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regulator-max-microvolt = <2500000>;
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inl-supply = <&vcc>;
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};
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/* LCD panel and FM radio */
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ldo6: LDO6 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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inl-supply = <&vcc>;
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};
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/* ??? */
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LDO7 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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/*regulator-always-on;*/
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inl-supply = <&vcc>;
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};
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/*
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* The colors on the LCD are wrong when this is
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* off. Which is strange, since the LCD panel
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* data sheet only mentions a 3.3V input.
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*/
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LDO8 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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inl-supply = <&vcc>;
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};
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/* RTC fixed 3.3V */
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LDO_REG9 {
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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inl-supply = <&vcc>;
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};
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/* Unused fixed 1.2V */
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LDO_REG10 {
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inl-supply = <&vcc>;
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};
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};
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};
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};
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leds {
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compatible = "gpio-leds";
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led {
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gpios = <&gpb 30 GPIO_ACTIVE_LOW>;
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default-state = "on";
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};
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};
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spi {
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compatible = "spi-gpio";
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#address-cells = <1>;
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#size-cells = <0>;
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sck-gpios = <&gpe 15 GPIO_ACTIVE_HIGH>;
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mosi-gpios = <&gpe 17 GPIO_ACTIVE_HIGH>;
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cs-gpios = <&gpe 16 GPIO_ACTIVE_HIGH>;
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num-chipselects = <1>;
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nt39016@0 {
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compatible = "kingdisplay,kd035g6-54nt";
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reg = <0>;
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spi-max-frequency = <3125000>;
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spi-3wire;
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reset-gpios = <&gpe 2 GPIO_ACTIVE_LOW>;
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backlight = <&backlight>;
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power-supply = <&ldo6>;
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port {
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panel_input: endpoint {
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remote-endpoint = <&panel_output>;
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};
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};
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};
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};
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connector {
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compatible = "gpio-usb-b-connector", "usb-b-connector";
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label = "mini-USB";
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type = "mini";
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/*
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* USB OTG is not yet working reliably, the ID detection
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* mechanism tends to fry easily for unknown reasons.
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* Until this is fixed, disable OTG by not providing the
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* ID GPIO to the driver.
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*/
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//id-gpios = <&gpf 18 GPIO_ACTIVE_LOW>;
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vbus-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>;
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vbus-supply = <&otg_vbus>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_otg>;
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port {
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usb_ep: endpoint {
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remote-endpoint = <&usb_otg_ep>;
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};
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};
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};
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};
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&ext {
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clock-frequency = <12000000>;
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};
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&pinctrl {
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pins_lcd: lcd {
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function = "lcd";
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groups = "lcd-24bit";
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};
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pins_uart2: uart2 {
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function = "uart2";
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groups = "uart2-data";
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};
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pins_mmc0: mmc0 {
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function = "mmc0";
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groups = "mmc0-1bit-a", "mmc0-4bit-a";
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};
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pins_mmc1: mmc1 {
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function = "mmc1";
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groups = "mmc1-1bit-d", "mmc1-4bit-d";
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};
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pins_otg: otg {
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otg-vbus-pin {
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function = "otg";
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groups = "otg-vbus";
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};
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vbus-pin {
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pins = "PB5";
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bias-disable;
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};
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};
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pins_pwm1: pwm1 {
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function = "pwm1";
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groups = "pwm1";
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};
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pins_pwm4: pwm4 {
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function = "pwm4";
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groups = "pwm4";
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};
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};
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&uart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pins_uart2>;
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status = "okay";
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};
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&cgu {
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/*
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* Put high-speed peripherals under PLL1, such that we can change the
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* PLL0 frequency on demand without having to suspend peripherals.
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* We use a rate of 432 MHz, which is the least common multiple of
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* 27 MHz (required by TV encoder) and 48 MHz (required by USB host).
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* Put the GPU under PLL0 since we want a higher frequency.
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* Use the 32 kHz oscillator as the parent of the RTC for a higher
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* precision.
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*/
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assigned-clocks =
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<&cgu JZ4770_CLK_PLL1>,
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<&cgu JZ4770_CLK_GPU>,
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<&cgu JZ4770_CLK_RTC>,
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<&cgu JZ4770_CLK_UHC>,
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<&cgu JZ4770_CLK_LPCLK_MUX>,
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<&cgu JZ4770_CLK_MMC0_MUX>,
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<&cgu JZ4770_CLK_MMC1_MUX>;
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assigned-clock-parents =
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<0>,
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<&cgu JZ4770_CLK_PLL0>,
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<&cgu JZ4770_CLK_OSC32K>,
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<&cgu JZ4770_CLK_PLL1>,
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<&cgu JZ4770_CLK_PLL1>,
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<&cgu JZ4770_CLK_PLL1>,
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<&cgu JZ4770_CLK_PLL1>;
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assigned-clock-rates =
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<432000000>,
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<600000000>;
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};
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&uhc {
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/* The WiFi module is connected to the UHC. */
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status = "okay";
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};
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&tcu {
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/*
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* 750 kHz for the system timer and clocksource, 12 MHz for the OST,
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* and use RTC as the parent for the watchdog clock
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*/
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assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>,
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<&tcu TCU_CLK_OST>, <&tcu TCU_CLK_WDT>;
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assigned-clock-parents = <0>, <0>, <0>, <&cgu JZ4770_CLK_RTC>;
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assigned-clock-rates = <750000>, <750000>, <12000000>;
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/* PWM1 is in use, so use channel #2 for the clocksource */
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ingenic,pwm-channels-mask = <0xfa>;
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};
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&usb_otg {
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port {
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usb_otg_ep: endpoint {
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remote-endpoint = <&usb_ep>;
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};
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};
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};
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&otg_phy {
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vcc-supply = <&ldo5>;
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};
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&rtc {
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clocks = <&cgu JZ4770_CLK_RTC>;
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clock-names = "rtc";
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system-power-controller;
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};
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&mmc0 {
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status = "okay";
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bus-width = <4>;
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max-frequency = <48000000>;
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vmmc-supply = <&vcc>;
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non-removable;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_mmc0>;
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};
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&mmc1 {
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status = "okay";
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bus-width = <4>;
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max-frequency = <48000000>;
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cd-gpios = <&gpb 2 GPIO_ACTIVE_LOW>;
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vmmc-supply = <&mmc1_power>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_mmc1>;
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};
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&lcd {
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pinctrl-names = "default";
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pinctrl-0 = <&pins_lcd>;
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port {
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panel_output: endpoint {
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remote-endpoint = <&panel_input>;
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};
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};
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};
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