Commit 9b533dc8 authored by Lad Prabhakar's avatar Lad Prabhakar Committed by Geert Uytterhoeven
Browse files

ARM: dts: r8a7742-iwg21d-q7: Add LCD support 



The iwg21d comes with a 7" capacitive touch screen, therefore
add support for it.

Signed-off-by: default avatarLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: default avatarMarian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20200929140502.16017-1-prabhakar.mahadev-lad.rj@bp.renesas.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 3650b228

arch/arm/boot/dts/r8a7742-iwg21d-q7.dts

+99 −0
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 


/dts-v1/;

#include "r8a7742-iwg21m.dtsi"

#include <dt-bindings/pwm/pwm.h>



/ {

	model = "iWave Systems RainboW-G21D-Qseven board based on RZ/G1H";
@@ -52,6 +53,16 @@ 
		clock-frequency = <26000000>;

	};



	lcd_backlight: backlight {

		compatible = "pwm-backlight";

		pwms = <&tpu 2 5000000 0>;

		brightness-levels = <0 4 8 16 32 64 128 255>;

		pinctrl-0 = <&backlight_pins>;

		pinctrl-names = "default";

		default-brightness-level = <7>;

		enable-gpios = <&gpio3 11 GPIO_ACTIVE_HIGH>;

	};



	leds {

		compatible = "gpio-leds";
@@ -62,6 +73,41 @@ 
		};

	};



	lvds-receiver {

		compatible = "ti,ds90cf384a", "lvds-decoder";

		power-supply = <&vcc_3v3_tft1>;



		ports {

			#address-cells = <1>;

			#size-cells = <0>;



			port@0 {

				reg = <0>;

				lvds_receiver_in: endpoint {

					remote-endpoint = <&lvds0_out>;

				};

			};

			port@1 {

				reg = <1>;

				lvds_receiver_out: endpoint {

					remote-endpoint = <&panel_in>;

				};

			};

		};

	};



	panel {

		compatible = "edt,etm0700g0dh6";

		backlight = <&lcd_backlight>;

		power-supply = <&vcc_3v3_tft1>;



		port {

			panel_in: endpoint {

				remote-endpoint = <&lvds_receiver_out>;

			};

		};

	};



	reg_1p5v: 1p5v {

		compatible = "regulator-fixed";

		regulator-name = "1P5V";
@@ -85,6 +131,17 @@ 
		};

	};



	vcc_3v3_tft1: regulator-panel {

		compatible = "regulator-fixed";



		regulator-name = "vcc-3v3-tft1";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		enable-active-high;

		startup-delay-us = <500>;

		gpio = <&gpio5 28 GPIO_ACTIVE_HIGH>;

	};



	vcc_sdhi2: regulator-vcc-sdhi2 {

		compatible = "regulator-fixed";
@@ -139,6 +196,16 @@ 
		VDDIO-supply = <&reg_3p3v>;

		VDDD-supply = <&reg_1p5v>;

	};



	touch: touchpanel@38 {

		compatible = "edt,edt-ft5406";

		reg = <0x38>;

		interrupt-parent = <&gpio0>;

		interrupts = <24 IRQ_TYPE_EDGE_FALLING>;

		/* GP1_29 is also shared with audio codec reset pin */

		reset-gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;

		vcc-supply = <&vcc_3v3_tft1>;

	};

};



&can1 {
@@ -152,6 +219,18 @@ 
	status = "okay";

};



&du {

	status = "okay";

};



&gpio0 {

	touch-interrupt {

		gpio-hog;

		gpios = <24 GPIO_ACTIVE_LOW>;

		input;

	};

};



&gpio1 {

	can-trx-en-gpio{

		gpio-hog;
@@ -167,6 +246,17 @@ 
	status = "okay";

};



&lvds0 {

	status = "okay";

	ports {

		port@1 {

			lvds0_out: endpoint {

				remote-endpoint = <&lvds_receiver_in>;

			};

		};

	};

};



&msiof0 {

	pinctrl-0 = <&msiof0_pins>;

	pinctrl-names = "default";
@@ -229,6 +319,11 @@ 
		function = "avb";

	};



	backlight_pins: backlight {

		groups = "tpu0_to2";

		function = "tpu0";

	};



	can1_pins: can1 {

		groups = "can1_data_b";

		function = "can1";
@@ -335,6 +430,10 @@ 
	shared-pin;

};



&tpu {

	status = "okay";

};



&usbphy {

	status = "okay";

};