Commit 6b4da135 authored by Tim Harvey's avatar Tim Harvey Committed by Shawn Guo
Browse files

arm64: dts: imx8mm: add imx8mm-venice-gw72xx-0x-rpidsi overlay for display 



Add support for the following Raspberry Pi displays:
 - DFROBOT DRF0678 7in 800x480 TFT DSI capacitive touch
 - DFROBOT DRF0550 5in 800x480 TFT DSI capacitive touch

Both have the following hardware:
 - FocalTech FT5406 10pt touch controller (with no interrupt)
 - Powertip PH800480T013-IDF02 compatible panel
 - Toshiba TC358762 compatible DSI to DBI bridge
 - ATTINY based regulator used for backlight controller and panel enable

Support is added via a device-tree overlay. The touch controller is not
yet supported as polling mode is needed.

Signed-off-by: default avatarTim Harvey <tharvey@gateworks.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent b7df89f1

arch/arm64/boot/dts/freescale/Makefile

+2 −0
Original line number Original line Diff line number Diff line
@@ -143,6 +143,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb 
dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb

dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb





imx8mm-venice-gw72xx-0x-imx219-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo

imx8mm-venice-gw72xx-0x-imx219-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo

imx8mm-venice-gw72xx-0x-rpidsi-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rpidsi.dtbo

imx8mm-venice-gw72xx-0x-rs232-rts-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs232-rts.dtbo

imx8mm-venice-gw72xx-0x-rs232-rts-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs232-rts.dtbo

imx8mm-venice-gw72xx-0x-rs422-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs422.dtbo

imx8mm-venice-gw72xx-0x-rs422-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs422.dtbo

imx8mm-venice-gw72xx-0x-rs485-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs485.dtbo

imx8mm-venice-gw72xx-0x-rs485-dtbs	:= imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs485.dtbo
@@ -153,6 +154,7 @@ imx8mm-venice-gw73xx-0x-rs422-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice- 
imx8mm-venice-gw73xx-0x-rs485-dtbs	:= imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rs485.dtbo

imx8mm-venice-gw73xx-0x-rs485-dtbs	:= imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rs485.dtbo





dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-imx219.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-imx219.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rpidsi.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs232-rts.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs232-rts.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs422.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs422.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs485.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs485.dtb

arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx-0x-rpidsi.dtso

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)

/*

 * Copyright 2023 Gateworks Corporation

 */



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



#include "imx8mm-pinfunc.h"



/dts-v1/;

/plugin/;



&{/} {

	compatible = "gw,imx8mm-gw73xx-0x", "fsl,imx8mm";



	panel {

		compatible = "powertip,ph800480t013-idf02";

		power-supply = <&attiny>;

		backlight = <&attiny>;



		port {

			panel_in: endpoint {

				remote-endpoint = <&bridge_out>;

			};

		};

	};

};



&i2c3 {

	#address-cells = <1>;

	#size-cells = <0>;



	attiny: regulator@45 {

		compatible = "raspberrypi,7inch-touchscreen-panel-regulator";

		reg = <0x45>;

	};

};



&lcdif {

	status = "okay";

};



&mipi_dsi {

	samsung,burst-clock-frequency = <891000000>;

	samsung,esc-clock-frequency = <54000000>;

	samsung,pll-clock-frequency = <27000000>;

	#address-cells = <1>;

	#size-cells = <0>;

	status = "okay";



	bridge@0 {

		compatible = "toshiba,tc358762";

		reg = <0>;

		vddc-supply = <&attiny>;



		ports {

			#address-cells = <1>;

			#size-cells = <0>;



			port@0 {

				reg = <0>;



				bridge_in: endpoint {

					remote-endpoint = <&dsi_out>;

				};

			};



			port@1 {

				reg = <1>;



				bridge_out: endpoint {

					remote-endpoint = <&panel_in>;

				};

			};

		};

	};



	ports {

		#address-cells = <1>;

		#size-cells = <0>;



		port@1 {

			reg = <1>;



			dsi_out: endpoint {

				remote-endpoint = <&bridge_in>;

			};

		};

	};

};