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authorBenjamin Gaignard <benjamin.gaignard@collabora.com>2021-06-04 18:44:39 +0200
committerJoerg Roedel <jroedel@suse.de>2021-06-09 09:46:53 +0200
commit9e6f3cd589cb711b5949cfbeb84e5440906195bd (patch)
tree4719fd5b977451631cf37f0512f68f54fae2a2ce /Documentation/devicetree/bindings/iommu
parentdt-bindings: iommu: rockchip: Convert IOMMU to DT schema (diff)
downloadlinux-9e6f3cd589cb711b5949cfbeb84e5440906195bd.tar.xz
linux-9e6f3cd589cb711b5949cfbeb84e5440906195bd.zip
dt-bindings: iommu: rockchip: Add compatible for v2
Add compatible for the second version of IOMMU hardware block. RK356x IOMMU can also be link to a power domain. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Heiko Stuebner <heiko@sntech.de> Link: https://lore.kernel.org/r/20210604164441.798362-3-benjamin.gaignard@collabora.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'Documentation/devicetree/bindings/iommu')
-rw-r--r--Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml7
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
index 099fc2578b54..d2e28a9e3545 100644
--- a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
@@ -19,7 +19,9 @@ description: |+
properties:
compatible:
- const: rockchip,iommu
+ enum:
+ - rockchip,iommu
+ - rockchip,rk3568-iommu
reg:
items:
@@ -48,6 +50,9 @@ properties:
"#iommu-cells":
const: 0
+ power-domains:
+ maxItems: 1
+
rockchip,disable-mmu-reset:
$ref: /schemas/types.yaml#/definitions/flag
description: |