Re: [PATCH v3 4/4] arm64: dts: freescale: imx8mp-verdin: Add mezzanine OV5640 overlays

[Frank Li <Frank.li@oss.nxp.com>]

On Thu, Oct 22, 2026 at 04:31:28PM +0200, Ernest Van Hoecke wrote:
> From: Ernest Van Hoecke <ernest.vanhoecke@toradex.com>
>
> The Verdin iMX8M Plus exposes its second MIPI CSI-2 interface through the
> Verdin iMX8M Plus Mezzanine. Add overlays for using a Toradex OV5640 camera
> on this interface.
>
> The mezzanine can route the camera control signals through two jumper
> configurations. Describe each configuration as a GPIO nexus mapping so the
> camera description remains independent of the physical routing.
>
> The default positions share the native CSI_1 GPIOs and are intended for a
> single camera. The alternate positions permit simultaneous native and
> mezzanine cameras, but conflict with the Atmel MXT touchscreen GPIO.
>
> The current camera set uses a 27 MHz on-board oscillator. The legacy camera
> module uses 24 MHz, so provide variants for both.
>
> Link: https://developer.toradex.com/hardware/verdin-som-family/add-ons/verdin-imx8m-plus-mezzanine/
> Link: https://developer.toradex.com/hardware/accessories/cameras/csi-camera-module-5mp-ov5640-arducam
> Link: https://developer.toradex.com/hardware/legacy-products/other/csi-camera-module-5mp-ov5640/
> Signed-off-by: Ernest Van Hoecke <ernest.vanhoecke@toradex.com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile             | 19 ++++++
>  ...-verdin-mezzanine-ov5640-24mhz-alt-jumpers.dtso | 19 ++++++
>  ...din-mezzanine-ov5640-24mhz-default-jumpers.dtso | 18 +++++
>  ...imx8mp-verdin-mezzanine-ov5640-alt-jumpers.dtso | 38 +++++++++++
>  ...mp-verdin-mezzanine-ov5640-default-jumpers.dtso | 42 ++++++++++++
>  .../freescale/imx8mp-verdin-mezzanine-ov5640.dtsi  | 78 ++++++++++++++++++++++

why not share with imx8m-verdin-ov5640.dtsi, which is almost the same.

Frank