linux-kernel - Re: [PATCH 2/2] arm64: dts: ti: iot2050: Add overlays for M.2 used by firmware

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Message-ID: <CAL_JsqJ+czuiiBUEaPBn0E+=5intMsxr6D8c33BapAD2=n7jOg@mail.gmail.com>
Date: Tue, 27 Aug 2024 10:33:34 -0500
From: Rob Herring <robh+dt@...nel.org>
To: Jan Kiszka <jan.kiszka@...mens.com>
Cc: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>, Tero Kristo <kristo@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, Bao Cheng Su <baocheng.su@...mens.com>, 
	Hua Qian Li <huaqian.li@...mens.com>
Subject: Re: [PATCH 2/2] arm64: dts: ti: iot2050: Add overlays for M.2 used by firmware

On Mon, Aug 26, 2024 at 9:29 AM Jan Kiszka <jan.kiszka@...mens.com> wrote:
>
> From: Jan Kiszka <jan.kiszka@...mens.com>
>
> To allow firmware to pick up all DTs from here, move the overlays that
> are normally applied during DT fixup to the kernel source as well. Hook
> then into the build nevertheless to ensure that regular checks are
> performed.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
> ---
>  arch/arm64/boot/dts/ti/Makefile               |  2 +
>  ...48-iot2050-advanced-m2-bkey-ekey-pcie.dtso | 27 +++++++++++
>  ...-am6548-iot2050-advanced-m2-bkey-usb3.dtso | 47 +++++++++++++++++++
>  3 files changed, 76 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-m2-bkey-ekey-pcie.dtso
>  create mode 100644 arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-m2-bkey-usb3.dtso
>
> diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
> index e20b27ddf901..f459af7fac0d 100644
> --- a/arch/arm64/boot/dts/ti/Makefile
> +++ b/arch/arm64/boot/dts/ti/Makefile
> @@ -77,6 +77,8 @@ dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic-pg2.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-m2.dtb
> +dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-m2-bkey-ekey-pcie.dtbo
> +dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-m2-bkey-usb3.dtbo

You are missing applying these overlays to anything. That is a
requirement for any overlay in the tree.

Rob