linux-kernel - Re: [PATCH v3] riscv: dts: Move BUILTIN_DTB

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Message-ID: <20240306-daringly-exemplary-defc8d51f0b6@spud>
Date: Wed,  6 Mar 2024 00:09:19 +0000
From: Conor Dooley <conor@...nel.org>
To: linux-riscv@...ts.infradead.org,
	Yangyu Chen <cyy@...self.name>
Cc: conor@...nel.org,
	Conor Dooley <conor.dooley@...rochip.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	linux-kernel@...r.kernel.org,
	Masahiro Yamada <masahiroy@...nel.org>,
	Alexandre Ghiti <alex@...ti.fr>,
	Rob Herring <robh+dt@...nel.org>,
	devicetree@...r.kernel.org
Subject: Re: [PATCH v3] riscv: dts: Move BUILTIN_DTB_SOURCE to common Kconfig

From: Conor Dooley <conor.dooley@...rochip.com>

On Wed, 28 Feb 2024 16:52:54 +0800, Yangyu Chen wrote:
> The BUILTIN_DTB_SOURCE was only configured for K210 before. Since
> SOC_BUILTIN_DTB_DECLARE was removed at commit d5805af9fe9f ("riscv: Fix
> builtin DTB handling") from patch [1], the kernel cannot choose one of the
> dtbs from then on and always take the first one dtb to use. Then, another
> commit 0ddd7eaffa64 ("riscv: Fix BUILTIN_DTB for sifive and microchip soc")
> from patch [2] supports BUILTIN_DTB_SOURCE for other SoCs. However, this
> feature will only work if the Kconfig we use links the dtb we expected in
> the first place as mentioned in the thread [3]. Thus, a config
> BUILTIN_DTB_SOURCE is needed for all SoCs to choose one dtb to use.
> 
> [...]

Applied to riscv-dt-fixes, thanks!

[1/1] riscv: dts: Move BUILTIN_DTB_SOURCE to common Kconfig
      https://git.kernel.org/conor/c/2672031b20f6

Thanks,
Conor.