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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/downlo= ads [1] Signed-off-by: Liu Ying --- Changes in v2: - Add comment about specific pin conflicts between SAI3 and LCDIF. (Daniel) - Link to v1: https://lore.kernel.org/r/20260226-imx93-9x9-qsb-dpi-panel-v1= -1-de51c2d2ed30@nxp.com --- arch/arm64/boot/dts/freescale/Makefile | 2 + .../imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtso | 110 +++++++++++++++++= ++++ 2 files changed, 112 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index 8837d7ec4f3e..23fac57d975f 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -412,8 +412,10 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx93-9x9-qsb.dtb =20 imx93-9x9-qsb-can1-dtbs +=3D imx93-9x9-qsb.dtb imx93-9x9-qsb-can1.dtbo imx93-9x9-qsb-i3c-dtbs +=3D imx93-9x9-qsb.dtb imx93-9x9-qsb-i3c.dtbo +imx93-9x9-qsb-ontat-kd50g21-40nt-a1-dtbs +=3D imx93-9x9-qsb.dtb imx93-9x9-= qsb-ontat-kd50g21-40nt-a1.dtbo dtb-$(CONFIG_ARCH_MXC) +=3D imx93-9x9-qsb-can1.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx93-9x9-qsb-i3c.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtb =20 dtb-$(CONFIG_ARCH_MXC) +=3D imx93-11x11-evk.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx93-11x11-frdm.dtb diff --git a/arch/arm64/boot/dts/freescale/imx93-9x9-qsb-ontat-kd50g21-40nt= -a1.dtso b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb-ontat-kd50g21-40nt-a= 1.dtso new file mode 100644 index 000000000000..d167c9fc3b8f --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93-9x9-qsb-ontat-kd50g21-40nt-a1.dtso @@ -0,0 +1,110 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2026 NXP + */ + +/dts-v1/; +/plugin/; + +#include +#include "imx93-pinfunc.h" + +&{/} { + backlight: backlight { + compatible =3D "gpio-backlight"; + gpios =3D <&pcal6524 2 GPIO_ACTIVE_HIGH>; + }; + + panel { + compatible =3D "ontat,kd50g21-40nt-a1"; + backlight =3D <&backlight>; + power-supply =3D <®_rpi_3v3>; + + port { + panel_in: endpoint { + remote-endpoint =3D <&dpi_to_panel>; + }; + }; + }; +}; + +&dpi_bridge { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_lcdif>; + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@1 { + reg =3D <1>; + + dpi_to_panel: endpoint { + remote-endpoint =3D <&panel_in>; + bus-width =3D <18>; + }; + }; + }; +}; + +&iomuxc { + pinctrl_lcdif: lcdifgrp { + fsl,pins =3D < + 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 =3D "okay"; +}; + +&media_blk_ctrl { + status =3D "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 =3D "disabled"; + }; + + exp-high-sel-hog { + gpio-hog; + gpios =3D <22 GPIO_ACTIVE_HIGH>; + output-high; + }; +}; + +&sai3 { + /* disable due to GPIO12 and GPIO17~20 pin conflicts with LCDIF */ + status =3D "disabled"; +}; --- base-commit: 877552aa875839314afad7154b5a561889e87ea9 change-id: 20260226-imx93-9x9-qsb-dpi-panel-0c26dccacbb7 Best regards, --=20 Liu Ying