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mb/amd/majolica:Enable IOMMU Device for majolica

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Enable IOMMU PCIe device.

BUG=b:194173037
TEST=lspci shows IOMMU device
00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Device 1631

Cq-Depend: chrome-internal:4027293,4027294
Signed-off-by: Jason Glenesk <jason.glenesk@amd.corp-partner.google.com>
Change-Id: Ia84276ca98163158d818a0efc3e021b93ab365de
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56771
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
This commit is contained in:
Jason Glenesk
2021-08-03 03:49:10 -07:00
committed by Paul Fagerburg
parent 0834d86c1f
commit 2cdcc254c8
1 changed files with 1 additions and 0 deletions
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src/mainboard/amd/majolica/devicetree.cb
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@ -24,6 +24,7 @@ chip soc/amd/cezanne
register "pspp_policy" = "DXIO_PSPP_BALANCED" register "pspp_policy" = "DXIO_PSPP_BALANCED"
device domain 0 on device domain 0 on
device ref iommu on end
device ref gpp_gfx_bridge_0 on end # MXM device ref gpp_gfx_bridge_0 on end # MXM
device ref gpp_bridge_0 on end # NVMe device ref gpp_bridge_0 on end # NVMe
device ref gpp_bridge_1 on end device ref gpp_bridge_1 on end