From 26d6849bcd78fbbb29c8a5334e8cbc87d4c1ca1b Mon Sep 17 00:00:00 2001 From: Simon Xue Date: Sat, 30 Mar 2019 18:58:56 +0800 Subject: [PATCH] dt-bindings: iommu: add disable iommu reset and skip iommu read for rockchip iommu Change-Id: I3f31f5745078717dfecba649ae6aca573eb7f30b Signed-off-by: Simon Xue --- Documentation/devicetree/bindings/iommu/rockchip,iommu.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt b/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt index 6ecefea1c6f9..0b906fb630e2 100644 --- a/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt +++ b/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt @@ -24,6 +24,10 @@ Optional properties: - rockchip,disable-mmu-reset : Don't use the mmu reset operation. Some mmu instances may produce unexpected results when the reset operation is used. +- rk_iommu,disable_reset_quirk : Same with above, for compatible with previous code + +- rockchip,skip-mmu-read : Some iommu instances are not able to be read, skip + reading operation to make iommu work as normal Example: