[PATCH 2/2] mtd: bootdev: Add Kconfig option for defining script parameters

[Tom Rini]

On Thu, May 08, 2025 at 03:16:41PM +0200, Wadim Egorov wrote:
> Introduce USE_SPI_FLASH_SCRIPT Kconfig option to enable setting default
> environment values for loading boot scripts from SPI flash. When enabled,
> SPI_FLASH_SCRIPT_OFFSET and SPI_FLASH_SCRIPT_SIZE define the default
> script_offset_f and script_size_f variables.
> 
> Signed-off-by: Wadim Egorov <w.egorov at phytec.de>
> ---
>  drivers/mtd/spi/Kconfig | 26 ++++++++++++++++++++++++++
>  include/env_default.h   |  4 ++++
>  2 files changed, 30 insertions(+)
> 
> diff --git a/drivers/mtd/spi/Kconfig b/drivers/mtd/spi/Kconfig
> index ca60a425ba3..fc154ec89d7 100644
> --- a/drivers/mtd/spi/Kconfig
> +++ b/drivers/mtd/spi/Kconfig
> @@ -89,6 +89,32 @@ config BOOTDEV_SPI_FLASH
>  
>  	  If unsure, say N
>  
> +config USE_SPI_FLASH_SCRIPT
> +	bool "Enable default SPI flash script parameters"
> +	depends on BOOTDEV_SPI_FLASH
> +	help
> +	  Enable this option to provide default values for SPI flash script loading.
> +	  These values will be assigned to the 'script_offset_f' and 'script_size_f'
> +	  environment variables at boot time if not already defined in the environment.
> +
> +	  If unsure, say N.
> +
> +config SPI_FLASH_SCRIPT_OFFSET
> +	hex "Offset for SPI flash script (script_offset_f)"
> +	depends on USE_SPI_FLASH_SCRIPT
> +	help
> +	  This option sets the default value for the 'script_offset_f' environment
> +	  variable. It specifies the offset (in bytes) in SPI flash from which
> +	  the boot script should be loaded.
> +
> +config SPI_FLASH_SCRIPT_SIZE
> +	hex "Size of SPI flash script (script_size_f)"
> +	depends on USE_SPI_FLASH_SCRIPT
> +	help
> +	  This option sets the default value for the 'script_size_f' environment
> +	  variable. It specifies the number of bytes to read from SPI flash to
> +	  load the boot script.
> +
>  config SPI_FLASH_SFDP_SUPPORT
>  	bool "SFDP table parsing support for SPI NOR flashes"
>  	depends on !SPI_FLASH_BAR
> diff --git a/include/env_default.h b/include/env_default.h
> index c72cf123004..9f2f222519d 100644
> --- a/include/env_default.h
> +++ b/include/env_default.h
> @@ -127,6 +127,10 @@ const char default_environment[] = {
>  #ifdef CONFIG_BOOTSCRIPT_DHCP
>  	"boot_script_dhcp="	CONFIG_BOOTSCRIPT_DHCP	"\0"
>  #endif
> +#ifdef USE_SPI_FLASH_SCRIPT
> +	"script_offset_f="	__stringify(CONFIG_SPI_FLASH_SCRIPT_OFFSET)"\0"
> +	"script_size_f="	__stringify(CONFIG_SPI_FLASH_SCRIPT_SIZE)"\0"
> +#endif

This should be CONFIG_... yes? Did that just get missed in uplifting
this from, I assume, an internal tree?

-- 
Tom
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