[PATCH v7 4/8] arm64: dts: imx8mp-sr-som: build dtbs with symbols for overlay support

[Frank Li]

On Sun, Jan 18, 2026 at 02:51:41PM +0200, Josua Mayer wrote:
> Build all dtbs based on SolidRun i.MX8MP SoM with symbols (adding -@ to
> dtc flags) to enable support for device-tree addons.

Do you means addon as overlay?

>
> The SoM has a camera connector for basler cameras that can be enabled by
> downstream dtbo.

why no upstream dtbs?

> Hence by extension all boards based on this SoM should support addons.
>
> Signed-off-by: Josua Mayer <josua at solid-run.com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index f30d3fd724d0..c4c6fd6de963 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -203,6 +203,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-helios-lvds.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-aristainetos3-proton2s.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-beacon-kit.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-cubox-m.dtb
> +DTC_FLAGS_imx8mp-cubox-m := -@

should it put before dtb-$(CONFIG_ARCH_MXC) += imx8mp-cubox-m.dtb?

Frank

>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-data-modul-edm-sbc.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-debix-model-a.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-debix-som-a-bmb-08.dtb
> @@ -213,9 +214,13 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-dhcom-picoitx.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-edm-g-wb.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-hummingboard-mate.dtb
> +DTC_FLAGS_imx8mp-hummingboard-mate := -@
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-hummingboard-pro.dtb
> +DTC_FLAGS_imx8mp-hummingboard-pro := -@
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-hummingboard-pulse.dtb
> +DTC_FLAGS_imx8mp-hummingboard-pulse := -@
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-hummingboard-ripple.dtb
> +DTC_FLAGS_imx8mp-hummingboard-ripple := -@
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-iota2-lumpy.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-kontron-bl-osm-s.dtb
>
> --
> 2.43.0
>
>