kernel/linux
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ synced 2026-11-10 20:48:12 +00:00
Code Issues Releases Packages Activity

arm64: dts: renesas: Add IOMMU related properties into PCIe host nodes

Browse source 
Add iommu-map and iommu-map-mask properties to the PCIe host nodes.
Note that iommu-map-mask should be zero because the IPMMU assigns
one micro TLB ID only, to the PCIe host.

Also change the dma-ranges arguments for IOMMU.  Note that dma-ranges
can be used if the IOMMU is disabled.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230510090358.261266-1-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Yoshihiro Shimoda 2023-05-10 18:03:58 +09:00 • committed by Geert Uytterhoeven
commit 86d904b6ef
10 changed files with 68 additions and 33 deletions
Download patch file Download diff file Expand all files Collapse all files