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mb/google/myst: Enable iommu 

Enable iommu in devicetree for myst in order to allow kernel to load and
initialize IOMMU.

Bug=b:276805280
TEST=builds

Signed-off-by: Jon Murphy <jpmurphy@google.com>
Change-Id: I94e93afe775b070253464a9d187ad6c028d1b811
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74177
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
This commit is contained in:
Jon Murphy 2023-04-03 17:25:34 -06:00 committed by Felix Held
parent 8e02644c90
commit 8118647b2a
1 changed files with 1 additions and 0 deletions
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1
src/mainboard/google/myst/variants/baseboard/devicetree.cb
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@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-or-later # SPDX-License-Identifier: GPL-2.0-or-later
chip soc/amd/phoenix chip soc/amd/phoenix
device domain 0 on device domain 0 on
device ref iommu on end
device ref lpc_bridge on device ref lpc_bridge on
chip ec/google/chromeec chip ec/google/chromeec
device pnp 0c09.0 alias chrome_ec on end device pnp 0c09.0 alias chrome_ec on end