JustOS/linux-6.13/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso

// SPDX-License-Identifier: GPL-2.0-only OR MIT
/*
 * Infotainment Expansion Board for j721e-evm
 * User Guide: <https://www.ti.com/lit/ug/spruit0a/spruit0a.pdf>
 *
 * Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/
 */

/dts-v1/;
/plugin/;

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

#include "k3-pinctrl.h"

&{/} {
	hdmi-connector {
		compatible = "hdmi-connector";
		label = "hdmi";
		type = "a";
		ddc-i2c-bus = <&main_i2c1>;
		digital;
		/* P12 - HDMI_HPD */
		hpd-gpios = <&exp6 10 GPIO_ACTIVE_HIGH>;

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&tfp410_out>;
			};
		};
	};

	dvi-bridge {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "ti,tfp410";
		/* P10 - HDMI_PDn */
		powerdown-gpios = <&exp6 8 GPIO_ACTIVE_LOW>;

		port@0 {
			reg = <0>;

			tfp410_in: endpoint {
				remote-endpoint = <&dpi_out0>;
				pclk-sample = <1>;
			};
		};

		port@1 {
			reg = <1>;

			tfp410_out: endpoint {
				remote-endpoint =
					<&hdmi_connector_in>;
			};
		};
	};
};

&main_pmx0 {
	main_i2c1_exp6_pins_default: main-i2c1-exp6-default-pins {
		pinctrl-single,pins = <
			J721E_IOPAD(0x264, PIN_INPUT, 7) /* (T29) MMC2_DAT2.GPIO1_24 */
		>;
	};

	dss_vout0_pins_default: dss-vout0-default-pins {
		pinctrl-single,pins = <
			J721E_IOPAD(0x58, PIN_OUTPUT, 10) /* (AE22) PRG1_PRU1_GPO0.VOUT0_DATA0 */
			J721E_IOPAD(0x5c, PIN_OUTPUT, 10) /* (AG23) PRG1_PRU1_GPO1.VOUT0_DATA1 */
			J721E_IOPAD(0x60, PIN_OUTPUT, 10) /* (AF23) PRG1_PRU1_GPO2.VOUT0_DATA2 */
			J721E_IOPAD(0x64, PIN_OUTPUT, 10) /* (AD23) PRG1_PRU1_GPO3.VOUT0_DATA3 */
			J721E_IOPAD(0x68, PIN_OUTPUT, 10) /* (AH24) PRG1_PRU1_GPO4.VOUT0_DATA4 */
			J721E_IOPAD(0x6c, PIN_OUTPUT, 10) /* (AG21) PRG1_PRU1_GPO5.VOUT0_DATA5 */
			J721E_IOPAD(0x70, PIN_OUTPUT, 10) /* (AE23) PRG1_PRU1_GPO6.VOUT0_DATA6 */
			J721E_IOPAD(0x74, PIN_OUTPUT, 10) /* (AC21) PRG1_PRU1_GPO7.VOUT0_DATA7 */
			J721E_IOPAD(0x78, PIN_OUTPUT, 10) /* (Y23)  PRG1_PRU1_GPO8.VOUT0_DATA8 */
			J721E_IOPAD(0x7c, PIN_OUTPUT, 10) /* (AF21) PRG1_PRU1_GPO9.VOUT0_DATA9 */
			J721E_IOPAD(0x80, PIN_OUTPUT, 10) /* (AB23) PRG1_PRU1_GPO10.VOUT0_DATA10 */
			J721E_IOPAD(0x84, PIN_OUTPUT, 10) /* (AJ25) PRG1_PRU1_GPO11.VOUT0_DATA11 */
			J721E_IOPAD(0x88, PIN_OUTPUT, 10) /* (AH25) PRG1_PRU1_GPO12.VOUT0_DATA12 */
			J721E_IOPAD(0x8c, PIN_OUTPUT, 10) /* (AG25) PRG1_PRU1_GPO13.VOUT0_DATA13 */
			J721E_IOPAD(0x90, PIN_OUTPUT, 10) /* (AH26) PRG1_PRU1_GPO14.VOUT0_DATA14 */
			J721E_IOPAD(0x94, PIN_OUTPUT, 10) /* (AJ27) PRG1_PRU1_GPO15.VOUT0_DATA15 */
			J721E_IOPAD(0x30, PIN_OUTPUT, 10) /* (AF24) PRG1_PRU0_GPO11.VOUT0_DATA16 */
			J721E_IOPAD(0x34, PIN_OUTPUT, 10) /* (AJ24) PRG1_PRU0_GPO12.VOUT0_DATA17 */
			J721E_IOPAD(0x38, PIN_OUTPUT, 10) /* (AG24) PRG1_PRU0_GPO13.VOUT0_DATA18 */
			J721E_IOPAD(0x3c, PIN_OUTPUT, 10) /* (AD24) PRG1_PRU0_GPO14.VOUT0_DATA19 */
			J721E_IOPAD(0x40, PIN_OUTPUT, 10) /* (AC24) PRG1_PRU0_GPO15.VOUT0_DATA20 */
			J721E_IOPAD(0x44, PIN_OUTPUT, 10) /* (AE24) PRG1_PRU0_GPO16.VOUT0_DATA21 */
			J721E_IOPAD(0x24, PIN_OUTPUT, 10) /* (AJ20) PRG1_PRU0_GPO8.VOUT0_DATA22 */
			J721E_IOPAD(0x28, PIN_OUTPUT, 10) /* (AG20) PRG1_PRU0_GPO9.VOUT0_DATA23 */
			J721E_IOPAD(0x9c, PIN_OUTPUT, 10) /* (AC22) PRG1_PRU1_GPO17.VOUT0_DE */
			J721E_IOPAD(0x98, PIN_OUTPUT, 10) /* (AJ26) PRG1_PRU1_GPO16.VOUT0_HSYNC */
			J721E_IOPAD(0xa4, PIN_OUTPUT, 10) /* (AH22) PRG1_PRU1_GPO19.VOUT0_PCLK */
			J721E_IOPAD(0xa0, PIN_OUTPUT, 10) /* (AJ22) PRG1_PRU1_GPO18.VOUT0_VSYNC */
		>;
	};
};

&exp1 {
	p14-hog {
		/* P14 - VINOUT_MUX_SEL0 */
		gpio-hog;
		gpios = <12 GPIO_ACTIVE_HIGH>;
		output-low;
		line-name = "VINOUT_MUX_SEL0";
	};

	p15-hog {
		/* P15 - VINOUT_MUX_SEL1 */
		gpio-hog;
		gpios = <13 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "VINOUT_MUX_SEL1";
	};
};

&main_i2c1 {
	/* i2c1 is used for DVI DDC, so we need to use 100kHz */
	clock-frequency = <100000>;
	#address-cells = <1>;
	#size-cells = <0>;

	exp6: gpio@21 {
		compatible = "ti,tca6416";
		reg = <0x21>;
		gpio-controller;
		#gpio-cells = <2>;
		pinctrl-names = "default";
		pinctrl-0 = <&main_i2c1_exp6_pins_default>;
		interrupt-parent = <&main_gpio1>;
		interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
		interrupt-controller;
		#interrupt-cells = <2>;

		p11-hog {
			/* P11 - HDMI_DDC_OE */
			gpio-hog;
			gpios = <9 GPIO_ACTIVE_HIGH>;
			output-high;
			line-name = "HDMI_DDC_OE";
		};
	};
};

&dss {
	pinctrl-names = "default";
	pinctrl-0 = <&dss_vout0_pins_default>;
};

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

	port@1 {
		reg = <1>;

		dpi_out0: endpoint {
			remote-endpoint = <&tfp410_in>;
		};
	};
};