[PATCH 6/7] spl: fit: add Kconfig option to specify key-hint for fit_generator

[Heinrich Schuchardt]

On 4/18/20 12:07 AM, Heiko Stuebner wrote:
> From: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
>
> The u-boot.itb can be generated either from a static .its that can
> simply include the needed signature nodes with key-hints or from a
> fit-generator script referenced in CONFIG_SPL_FIT_GENERATOR.
>
> In the script-case it will need to know what key to include for the
> key-hint and specified algorithm, so add an option for that key-name.

I am missing a file in doc/ describing how this is used.

Best regards

Heinrich

>
> Signed-off-by: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> ---
>  Kconfig | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/Kconfig b/Kconfig
> index 15a783a67d..703762d740 100644
> --- a/Kconfig
> +++ b/Kconfig
> @@ -534,6 +534,14 @@ config SPL_FIT_GENERATOR
>  	  passed a list of supported device tree file stub names to
>  	  include in the generated image.
>
> +config SPL_FIT_GENERATOR_KEY_HINT
> +	string "key hint for signing U-Boot FIT image"
> +	depends on SPL_FIT_SIGNATURE
> +	default "dev"
> +	help
> +	  The key hint to store in both the generated .its file as well as
> +	  u-boot-key.dtb generated separately and embedded into the SPL.
> +
>  endif # SPL
>
>  endif # FIT
>