tree f9d5c0d77a2fa46d96967bd360447138ace5fb3b
parent b456f74fded470dd8918e7cf3a39f4c3c245fc32
author developer <developer@mediatek.com> 1660045045 +0800
committer developer <developer@mediatek.com> 1661909552 +0800

feat(mediatek): support coreboot BL31 loading

The ChromeOS project uses Coreboot as BL2 instead of MediaTek regular
bootloader, so we use COREBOOT flag to support Coreboot boot flow.

Change-Id: I45e95ea51e90158187452eba52fc58090d1c60a4