xref: /freebsd/sys/contrib/device-tree/src/arm64/ti/k3-am654-base-board-rocktech-rk101-panel.dtso (revision 01950c46b8155250f64374fb72fc11faa44bf099)

// SPDX-License-Identifier: GPL-2.0-only OR MIT
/**
 * OLDI-LCD1EVM Rocktech integrated panel and touch DT overlay for AM654-EVM.
 * Panel Link: https://www.digimax.it/en/tft-lcd/20881-RK101II01D-CT
 * AM654 LCD EVM: https://www.ti.com/tool/TMDSLCD1EVM
 *
 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
 */

/dts-v1/;
/plugin/;

#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>

&{/} {
	display0 {
		compatible = "rocktech,rk101ii01d-ct";
		backlight = <&lcd_bl>;
		enable-gpios = <&pca9555 8 GPIO_ACTIVE_HIGH>;
		port {
			lcd_in0: endpoint {
				remote-endpoint = <&oldi_out0>;
			};
		};
	};

	lcd_bl: backlight {
		compatible = "pwm-backlight";
		pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
		brightness-levels =
			<0 32 64 96 128 160 192 224 255>;
		default-brightness-level = <8>;
	};
};

&dss {
	status = "okay";
};

&dss_ports {
	#address-cells = <1>;
	#size-cells = <0>;

	port@0 {
		reg = <0>;

		oldi_out0: endpoint {
			remote-endpoint = <&lcd_in0>;
		};
	};
};

&main_i2c1 {
	#address-cells = <1>;
	#size-cells = <0>;

	touchscreen@14 {
		compatible = "goodix,gt928";
		reg = <0x14>;

		interrupt-parent = <&pca9554>;
		interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
		touchscreen-size-x = <1280>;
		touchscreen-size-y = <800>;

		reset-gpios = <&pca9555 9 GPIO_ACTIVE_HIGH>;
		irq-gpios = <&pca9554 3 GPIO_ACTIVE_HIGH>;
	};
};