97 lines
1.9 KiB
Plaintext
97 lines
1.9 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* FriendlyElec HD702E LCD on NanoPC-T4 board
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*/
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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/pinctrl/rockchip.h>
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&{/} {
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vdd_3_3v: regulator-vdd_3_3v {
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compatible = "regulator-fixed";
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regulator-always-on;
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regulator-boot-on;
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vdd_3.3v";
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vin-supply = <&vcc12v0_sys>;
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};
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backlight: backlight {
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compatible = "pwm-backlight";
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pwms = <&pwm0 0 25000 0>;
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enable-gpios = <&gpio4 RK_PD5 GPIO_ACTIVE_HIGH>;
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brightness-levels = <0 255>;
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default-brightness-level = <200>;
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num-interpolated-steps = <255>;
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pinctrl-0 = <&bl_en>;
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pinctrl-names = "default";
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};
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};
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&edp {
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force-hpd;
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status = "okay";
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aux-bus {
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panel {
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compatible = "friendlyarm,hd702e";
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backlight = <&backlight>;
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no-hpd;
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power-supply = <&vdd_3_3v>;
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port {
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panel_in_edp: endpoint {
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remote-endpoint = <&edp_out_panel>;
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};
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};
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};
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};
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};
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&edp_out {
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edp_out_panel: endpoint {
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remote-endpoint = <&panel_in_edp>;
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};
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};
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&i2c4 {
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#address-cells = <1>;
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#size-cells = <0>;
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touchscreen@5d {
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compatible = "goodix,gt9271";
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reg = <0x5d>;
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interrupt-parent = <&gpio1>;
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interrupts = <RK_PC4 IRQ_TYPE_EDGE_FALLING>;
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irq-gpios = <&gpio1 RK_PC4 GPIO_ACTIVE_HIGH>;
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reset-gpios = <&gpio1 RK_PB5 GPIO_ACTIVE_HIGH>;
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pinctrl-0 = <&touch_int &touch_rst>;
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pinctrl-names = "default";
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AVDD28-supply = <&vdd_3_3v>;
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VDDIO-supply = <&vdd_3_3v>;
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};
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};
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&pinctrl {
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backlight {
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bl_en: bl-en {
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rockchip,pins = <4 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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};
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touchscreen {
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touch_int: touch-int {
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rockchip,pins = <1 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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touch_rst: touch-rst {
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rockchip,pins = <1 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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};
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};
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