[PATCH next v2 4/4] boot/fit: print all configuration node compatibles

[Simon Glass]

On Wed, 3 Dec 2025 at 09:19, Quentin Schulz <foss+uboot at 0leil.net> wrote:
>
> From: Quentin Schulz <quentin.schulz at cherry.de>
>
> Fit conf node may have a compatible property[1] which stores the
> compatible of the first blob in the fdt property of the node. This can
> be used to automatically select the proper conf node based on the
> compatible from the running U-Boot (matching the former's compatible
> with the latter)[2].
>
> This brings the ability to mkimage/dumpimage to print the compatibles of
> the configuration node(s). U-Boot CLI commands such as iminfo also see
> this addition to their output.
>
> [1] https://fitspec.osfw.foundation/#optional-properties compatible paragraph
> [2] https://fitspec.osfw.foundation/#select-a-configuration-to-boot
> Signed-off-by: Quentin Schulz <quentin.schulz at cherry.de>
> ---
>  boot/image-fit.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/boot/image-fit.c b/boot/image-fit.c
> index c42b22ab02b..cc7a4bb44dc 100644
> --- a/boot/image-fit.c
> +++ b/boot/image-fit.c
> @@ -323,6 +323,17 @@ static void fit_conf_print(const void *fit, int noffset, const char *p)
>                 printf("%s\n", uname);
>         }
>
> +       for (fdt_index = 0;
> +            uname = fdt_stringlist_get(fit, noffset, FIT_COMPAT_PROP,
> +                                       fdt_index, NULL), uname;
> +            fdt_index++) {
> +               if (fdt_index == 0)
> +                       printf("%s  Compatible:   ", p);
> +               else
> +                       printf("%s                ", p);
> +               printf("%s\n", uname);
> +       }
> +
>         uname = fdt_getprop(fit, noffset, FIT_FPGA_PROP, NULL);
>         if (uname)
>                 printf("%s  FPGA:         %s\n", p, uname);
>
> --
> 2.52.0
>

Reviewed-by: Simon Glass <simon.glass at canonical.com>

Concept has:

40fd6b04b9f boot: Show compatible strings with FIT information