[U-Boot] [PATCH 2/9] [v3] FIT: Modify option FIT_SIGNATURE in Kconfig

[Simon Glass]

Hi Ruchika,

On 23 December 2014 at 04:32, Ruchika Gupta <ruchika.gupta at freescale.com> wrote:
> For FIT signature based approach to work, RSA library needs to be selected. The FIT_SIGNATURE option in Kconfig is modified to automatically select RSA.
> Selecting RSA compiles the RSA library required for image verification.
>
> Signed-off-by: Ruchika Gupta <ruchika.gupta at freescale.com>
> CC: Simon Glass <sjg at chromium.org>

Reviewed-by: Simon Glass <sjg at chromium.org>

One nit below.

> ---
> Changes in v3:
> New patch created for adding Kconfig option for FIT signature
>
>  Kconfig     | 3 ++-
>  lib/Kconfig | 6 ++++++
>  2 files changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/Kconfig b/Kconfig
> index 153ee2b..c2d7cb9 100644
> --- a/Kconfig
> +++ b/Kconfig
> @@ -116,8 +116,9 @@ config FIT_VERBOSE
>         depends on FIT
>
>  config FIT_SIGNATURE
> -       bool "Enabel signature verification of FIT uImages"
> +       bool "Enable signature verification of FIT uImages"
>         depends on FIT
> +       select RSA
>         help
>           This option enables signature verification of FIT uImages,
>           using a hash signed and verified using RSA.
> diff --git a/lib/Kconfig b/lib/Kconfig
> index 8460439..602dd37 100644
> --- a/lib/Kconfig
> +++ b/lib/Kconfig
> @@ -27,4 +27,10 @@ config SYS_HZ
>           get_timer() must operate in milliseconds and this option must be
>           set to 1000.
>
> +config RSA
> +       bool "Use RSA Library"
> +       help
> +         RSA support.This enables the RSA algorithm used for FIT image
> +         verification in U-Boot.

Please expand this a bit - you can point to the documentation for example.

Regards,
Simon