Merge tag 'efi-2020-07-rc2-3' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for UEFI sub-system for efi-2020-07-rc2-3

This series contains bug fixes and code simplifications.

Following clarification in the discussion of the EBBR specification
device trees will be passed as EfiACPIReclaimMemory to UEFI applications.