linux-kernel - Re: [PATCH 14/15] kbuild: rename CONFIG_GENERIC_BUILTIN_DTB to CONFIG_BUILTIN

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Message-ID: <20240905143850.GD1517132-robh@kernel.org>
Date: Thu, 5 Sep 2024 09:38:50 -0500
From: Rob Herring <robh@...nel.org>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: linux-kbuild@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Michal Simek <monstr@...str.eu>, devicetree@...r.kernel.org,
	linux-mips@...r.kernel.org, linux-openrisc@...r.kernel.org,
	Dinh Nguyen <dinguyen@...nel.org>
Subject: Re: [PATCH 14/15] kbuild: rename CONFIG_GENERIC_BUILTIN_DTB to
 CONFIG_BUILTIN_DTB

On Thu, Sep 05, 2024 at 08:47:50AM +0900, Masahiro Yamada wrote:
> Now that all architectures have migrated to the generic built-in
> DTB support, the GENERIC_ prefix is no longer necessary.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
> 
>  Makefile                             | 2 +-
>  arch/arc/Kconfig                     | 2 +-
>  arch/loongarch/Kconfig               | 1 -
>  arch/microblaze/Kconfig              | 2 +-
>  arch/mips/Kconfig                    | 1 -
>  arch/nios2/platform/Kconfig.platform | 1 -
>  arch/openrisc/Kconfig                | 2 +-
>  arch/riscv/Kconfig                   | 1 -
>  arch/sh/Kconfig                      | 1 -
>  arch/xtensa/Kconfig                  | 2 +-
>  drivers/of/Kconfig                   | 2 +-
>  scripts/Makefile.vmlinux             | 2 +-
>  scripts/link-vmlinux.sh              | 2 +-
>  13 files changed, 8 insertions(+), 13 deletions(-)

> diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
> index e1d3e5fb6fd2..70f169210b52 100644
> --- a/arch/loongarch/Kconfig
> +++ b/arch/loongarch/Kconfig
> @@ -388,7 +388,6 @@ endchoice
>  config BUILTIN_DTB
>  	bool "Enable built-in dtb in kernel"
>  	depends on OF
> -	select GENERIC_BUILTIN_DTB
>  	help
>  	  Some existing systems do not provide a canonical device tree to
>  	  the kernel at boot time. Let's provide a device tree table in the

> diff --git a/arch/nios2/platform/Kconfig.platform b/arch/nios2/platform/Kconfig.platform
> index c75cadd92388..5f0cf551b5ca 100644
> --- a/arch/nios2/platform/Kconfig.platform
> +++ b/arch/nios2/platform/Kconfig.platform
> @@ -38,7 +38,6 @@ config NIOS2_DTB_PHYS_ADDR
>  config BUILTIN_DTB
>  	bool "Compile and link device tree into kernel image"
>  	depends on !COMPILE_TEST
> -	select GENERIC_BUILTIN_DTB

> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -1110,7 +1110,6 @@ config RISCV_ISA_FALLBACK
>  config BUILTIN_DTB
>  	bool "Built-in device tree"
>  	depends on OF && NONPORTABLE

Humm, maybe this NONPORTABLE option could be common and used to 
accomplish what I want here...

> -	select GENERIC_BUILTIN_DTB

> diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
> index 3b772378773f..b09019cd87d4 100644
> --- a/arch/sh/Kconfig
> +++ b/arch/sh/Kconfig
> @@ -648,7 +648,6 @@ config BUILTIN_DTB
>  	bool "Use builtin DTB"
>  	default n
>  	depends on SH_DEVICE_TREE
> -	select GENERIC_BUILTIN_DTB

> diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
> index 5142e7d7fef8..53a227ca3a3c 100644
> --- a/drivers/of/Kconfig
> +++ b/drivers/of/Kconfig
> @@ -2,7 +2,7 @@
>  config DTC
>  	bool
>  
> -config GENERIC_BUILTIN_DTB
> +config BUILTIN_DTB
>  	bool

I'm confused. We can't have the same config option twice, can we?

Rob