[U-Boot] [PATCH v4 05/20] SPL: FIT: allow loading multiple images

[Heiko Stuebner]

Am Mittwoch, 26. April 2017, 01:32:37 CEST schrieb Andre Przywara:
> So far we were not using the FIT image format to its full potential:
> The SPL FIT loader was just loading the first image from the /images
> node plus one of the listed DTBs.
> Now with the refactored loader code it's easy to load an arbitrary
> number of images in addition to the two mentioned above.
> As described in the FIT image source file format description, iterate
> over all images listed at the "loadables" property in the configuration
> node and load every image at its desired location.
> This allows to load any kind of images:
> - firmware images to execute before U-Boot proper (for instance
>   ARM Trusted Firmware (ATF))
> - firmware images for management processors (SCP, arisc, ...)
> - firmware images for devices like WiFi controllers
> - bit files for FPGAs
> - additional configuration data
> - kernels and/or ramdisks
> The actual usage of this feature would be platform and/or board specific.
> 
> Also update the FIT documentation to mention the new SPL feature and
> provide an example .its file to demonstrate its features.
> 
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> Reviewed-by: Lokesh Vutla <lokeshvuta at ti.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

On a rk3399-firefly
Tested-by: Heiko Stuebner <heiko at sntech.de>