mediatek/mt8173: mmu: update mmu range before DRAM is initialized.

The DRAM size can not be determined before DRAM is initialized. Since
mt8173 only support 2GB and 4GB DRAM models. We map 0x0 to the end of
2GB DRAM address before DRAM is initialized.

BRANCH=none
BUG=none
TEST=boot to kernel

Change-Id: I27a00106b0aa91c3dacfcd2bcd9208f08b108dc5
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 9720e67c86f0d37a08f7c32e900996c75d60288a
Original-Change-Id: I87d9c6ac11486decde102b7821f550c2f1a51f1c
Original-Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/327960
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/331175
Original-Commit-Ready: Patrick Georgi <pgeorgi@chromium.org>
Original-Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: https://review.coreboot.org/13987
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
1 file changed