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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
* Copyright 2024 Toradex
*/
// Toradex DSI to HDMI Adapter on Aquila DSI_1.
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
/ {
compatible = "toradex,aquila-am69";
};
&{/} {
hdmi-connector {
compatible = "hdmi-connector";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm3_dsi_gpio>;
/* Aquila I2C_3_DSI1 */
ddc-i2c-bus = <&main_i2c0>;
/* Aquila PWM_3_DSI (AQUILA B46) */
hpd-gpios = <&main_gpio0 33 GPIO_ACTIVE_HIGH>;
label = "hdmi";
type = "a";
port {
hdmi_connector_in: endpoint {
remote-endpoint = <<8912_1_out>;
};
};
};
};
&dphy_tx0 {
status = "okay";
};
&dsi0 {
status = "okay";
};
&dsi0_ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
dsi0_out: endpoint {
remote-endpoint = <<8912_1_in>;
};
};
port@1 {
reg = <1>;
dsi0_in: endpoint {
remote-endpoint = <&dpi2_out>;
};
};
};
&dss_ports {
#address-cells = <1>;
#size-cells = <0>;
port@2 {
reg = <2>;
dpi2_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
};
/* Aquila PWM_3_DSI */
&main_ehrpwm5 {
/* Aquila PWM_3_DSI (AQUILA B46) is used as HDMI HPD / GPIO, disable to avoid conflicts */
status = "disabled";
};
/* Aquila I2C_3_DSI1 */
&main_i2c0 {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
hdmi@48 {
compatible = "lontium,lt8912b";
reg = <0x48>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_20_dsi_1>;
/* Aquila GPIO_20_DSI_1 (AQUILA B45) */
reset-gpios = <&main_gpio0 18 GPIO_ACTIVE_LOW>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
lt8912_1_in: endpoint {
data-lanes = <1 2 3 4>;
remote-endpoint = <&dsi0_out>;
};
};
port@1 {
reg = <1>;
lt8912_1_out: endpoint {
remote-endpoint = <&hdmi_connector_in>;
};
};
};
};
};
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