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arm64: dts: imx93-9x9-qsb: Add ontat,kd50g21-40nt-a1 panel

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Support ontat,kd50g21-40nt-a1 DPI panel on i.MX93 9x9 QSB.

The panel connects with the QSB board through Adafruit DPI Display
Kippah adapter board[1].

Link: https://learn.adafruit.com/adafruit-dpi-display-kippah-ttl-tft/downloads [1]
Signed-off-by: Liu Ying <victor.liu@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
This commit is contained in:
Liu Ying 2026-02-27 10:14:05 +08:00 committed by Frank Li
parent 5aee26a0e7
commit bef7b4f58d
2 changed files with 112 additions and 0 deletions
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2
arch/arm64/boot/dts/freescale/Makefile
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@ -421,8 +421,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb.dtb
imx93-9x9-qsb-can1-dtbs += imx93-9x9-qsb.dtb imx93-9x9-qsb-can1.dtbo
imx93-9x9-qsb-i3c-dtbs += imx93-9x9-qsb.dtb imx93-9x9-qsb-i3c.dtbo
imx93-9x9-qsb-ontat-kd50g21-40nt-a1-dtbs += imx93-9x9-qsb.dtb imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-can1.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-i3c.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx93-11x11-frdm.dtb

110
arch/arm64/boot/dts/freescale/imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtso Normal file
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@ -0,0 +1,110 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2026 NXP
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include "imx93-pinfunc.h"
&{/} {
backlight: backlight {
compatible = "gpio-backlight";
gpios = <&pcal6524 2 GPIO_ACTIVE_HIGH>;
};
panel {
compatible = "ontat,kd50g21-40nt-a1";
backlight = <&backlight>;
power-supply = <&reg_rpi_3v3>;
port {
panel_in: endpoint {
remote-endpoint = <&dpi_to_panel>;
};
};
};
};
&dpi_bridge {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_lcdif>;
status = "okay";
ports {
#address-cells = <1>;
#size-cells = <0>;
port@1 {
reg = <1>;
dpi_to_panel: endpoint {
remote-endpoint = <&panel_in>;
bus-width = <18>;
};
};
};
};
&iomuxc {
pinctrl_lcdif: lcdifgrp {
fsl,pins = <
MX93_PAD_GPIO_IO00__MEDIAMIX_DISP_CLK 0x31e
MX93_PAD_GPIO_IO01__MEDIAMIX_DISP_DE 0x31e
MX93_PAD_GPIO_IO02__MEDIAMIX_DISP_VSYNC 0x31e
MX93_PAD_GPIO_IO03__MEDIAMIX_DISP_HSYNC 0x31e
MX93_PAD_GPIO_IO04__MEDIAMIX_DISP_DATA00 0x31e
MX93_PAD_GPIO_IO05__MEDIAMIX_DISP_DATA01 0x31e
MX93_PAD_GPIO_IO06__MEDIAMIX_DISP_DATA02 0x31e
MX93_PAD_GPIO_IO07__MEDIAMIX_DISP_DATA03 0x31e
MX93_PAD_GPIO_IO08__MEDIAMIX_DISP_DATA04 0x31e
MX93_PAD_GPIO_IO09__MEDIAMIX_DISP_DATA05 0x31e
MX93_PAD_GPIO_IO10__MEDIAMIX_DISP_DATA06 0x31e
MX93_PAD_GPIO_IO11__MEDIAMIX_DISP_DATA07 0x31e
MX93_PAD_GPIO_IO12__MEDIAMIX_DISP_DATA08 0x31e
MX93_PAD_GPIO_IO13__MEDIAMIX_DISP_DATA09 0x31e
MX93_PAD_GPIO_IO14__MEDIAMIX_DISP_DATA10 0x31e
MX93_PAD_GPIO_IO15__MEDIAMIX_DISP_DATA11 0x31e
MX93_PAD_GPIO_IO16__MEDIAMIX_DISP_DATA12 0x31e
MX93_PAD_GPIO_IO17__MEDIAMIX_DISP_DATA13 0x31e
MX93_PAD_GPIO_IO18__MEDIAMIX_DISP_DATA14 0x31e
MX93_PAD_GPIO_IO19__MEDIAMIX_DISP_DATA15 0x31e
MX93_PAD_GPIO_IO20__MEDIAMIX_DISP_DATA16 0x31e
MX93_PAD_GPIO_IO21__MEDIAMIX_DISP_DATA17 0x31e
>;
};
};
&lcdif {
status = "okay";
};
&media_blk_ctrl {
status = "okay";
};
&pcal6524 {
/*
* exp-sel-hog has property 'output-low' while DT overlay doesn't
* support /delete-property/. Both 'output-low' and 'output-high'
* will exist under hog nodes if DT overlay file sets 'output-high'.
* Workaround is to disable this hog and create new hog with
* 'output-high'.
*/
exp-sel-hog {
status = "disabled";
};
exp-high-sel-hog {
gpio-hog;
gpios = <22 GPIO_ACTIVE_HIGH>;
output-high;
};
};
&sai3 {
/* disable due to GPIO12 and GPIO17~20 pin conflicts with LCDIF */
status = "disabled";
};