On Thu, Apr 22, 2021 at 04:16:00PM +0200, Benjamin Gaignard wrote: > 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@xxxxxxxxxxxxx> > --- > version 2: > - Add power-domains property > > .../devicetree/bindings/iommu/rockchip,iommu.yaml | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml > index 0db208cf724a..e54353ccd1ec 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,iommu-v2 This should be SoC specific. > > reg: > minItems: 1 > @@ -46,6 +48,9 @@ properties: > "#iommu-cells": > const: 0 > > + power-domains: > + maxItems: 1 > + > rockchip,disable-mmu-reset: > $ref: /schemas/types.yaml#/definitions/flag > description: | > -- > 2.25.1 >