[Buildroot] [PATCH 1/2] boot/arm-trusted-firmware: Update FIP image generation with BL33_CFG option

[Köry Maincent]

Hello Thomas, 

On Thu, 19 Aug 2021 23:26:30 +0200
Thomas Petazzoni <thomas.petazzoni at bootlin.com> wrote:

> What I don't like about this is that (for now) this BL33_CFG variable
> is specific to the ST fork of TF-A. If we start adding support for all
> the random variables that vendor-specific forks create, it's soon going
> to be a nightmare.

Ok, that's fair.

> 
> Instead of this, could you try to add something like:
> 
> BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES="BL33_CFG=$(BINARIES_DIR)/your-dtb.dtb"
> 
> and see if that works ?

It works. Thanks.

Regards,
Köry