[RFC PATCH 1/2 v1] arch: arm: Kconfig: Add config to use subnode's bootph property for binding drivers

[Kumar, Udit]

On 2/12/2025 2:48 PM, Moteen Shah wrote:
> Add a new config when set will traverse through all the subnodes of
> a given node scanning for bootph-all property and propagate it to
> all of its parent node up the hierarchy.
>
> Signed-off-by: Moteen Shah <m-shah at ti.com>
> ---
>   arch/arm/Kconfig | 11 +++++++++++
>   1 file changed, 11 insertions(+)
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 314916527c9..51fc952b0db 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -805,6 +805,7 @@ config ARCH_K3
>   	select FIT
>   	select REGEX
>   	select FIT_SIGNATURE if ARM64
> +	imply BIND_FROM_CHILD_BOOTPH

Why config, this fix looks to be valid for all configs ?


>   	imply TI_SECURE_DEVICE
>   
>   config ARCH_OMAP2PLUS
> @@ -2232,6 +2233,16 @@ config SYS_KWD_CONFIG
>   	  Path within the source directory to the kwbimage.cfg file to use
>   	  when packaging the U-Boot image for use.
>   
> +
> +config BIND_FROM_CHILD_BOOTPH
> +	bool "Bind drivers from bootph* in subnode"
> +	depends on ARCH_K3
> +	help
> +	 This config must be set to bind drivers in pre reloc stage whose
> +	 compatible parent nodes are implicitly declared to be bound to
> +	 their respective drivers by having bootph* property in one of
> +	 their subnodes.
> +
>   source "arch/arm/mach-apple/Kconfig"
>   
>   source "arch/arm/mach-aspeed/Kconfig"