Re: [PATCH v2 4/4] arm64: dts: qcom: talos-evk-camera: Add DT overlay

[Wenmeng Liu]

On 1/7/2026 3:26 AM, Rob Herring wrote:
> On Tue, Jan 06, 2026 at 05:39:56PM +0800, Wenmeng Liu wrote:
> > Enable IMX577 via CCI on Taloss EVK Core Kit.
> >
> > The Talos EVK board does not include a camera sensor
> > by default, this overlay reflects the possibility of
> > attaching an optional camera sensor.
> > For this reason, the camera sensor configuration is
> > placed in talos-evk-camera.dtso, rather than
> > modifying the base talos-evk.dts.
> >
> > Signed-off-by: Wenmeng Liu <wenmeng.liu@xxxxxxxxxxxxxxxx>
> > ---
> >   arch/arm64/boot/dts/qcom/Makefile              |  2 +
> >   arch/arm64/boot/dts/qcom/talos-evk-camera.dtso | 63 ++++++++++++++++++++++++++
> >   2 files changed, 65 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> > index 4258776b71bdba351de8cefa33eb29a0fe3ec6f3..bfaa0b47ab5cabc9aa1c6fba29faa3e6fd18f913 100644
> > --- a/arch/arm64/boot/dts/qcom/Makefile
> > +++ b/arch/arm64/boot/dts/qcom/Makefile
> > @@ -333,8 +333,10 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sm8650-qrd.dtb
> >   dtb-$(CONFIG_ARCH_QCOM)	+= sm8750-mtp.dtb
> >   dtb-$(CONFIG_ARCH_QCOM)	+= sm8750-qrd.dtb
> >   dtb-$(CONFIG_ARCH_QCOM)	+= talos-evk.dtb
> > +talos-evk-camera-dtbs	:= talos-evk.dtb talos-evk-camera.dtbo
>
> You need to add talos-evk-camera.dtbo to dtb-y if you want it preserved
> and able to be installed (via dtbs_install). If you don't want that,
> then why is it a .dtbo?
>
> Looks like other .dtbo's might have the same issue.

Will fix it in next version.

Thanks,
Wenmeng>
> >   talos-evk-lvds-auo,g133han01-dtbs	:= \
> >   	talos-evk.dtb talos-evk-lvds-auo,g133han01.dtbo
> > +dtb-$(CONFIG_ARCH_QCOM)	+= talos-evk-camera.dtb
> >   dtb-$(CONFIG_ARCH_QCOM)	+= talos-evk-lvds-auo,g133han01.dtb
> >   x1e001de-devkit-el2-dtbs	:= x1e001de-devkit.dtb x1-el2.dtbo
> >   dtb-$(CONFIG_ARCH_QCOM)	+= x1e001de-devkit.dtb x1e001de-devkit-el2.dtb