On Thu, Jul 14, 2016 at 08:17:59PM +0800, Minghsiu Tsai wrote: > Add a DT binding documentation of MDP for the MT8173 SoC > from Mediatek > > Signed-off-by: Minghsiu Tsai <[email protected]> > --- > .../devicetree/bindings/media/mediatek-mdp.txt | 92 > ++++++++++++++++++++ > 1 file changed, 92 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/mediatek-mdp.txt > > diff --git a/Documentation/devicetree/bindings/media/mediatek-mdp.txt > b/Documentation/devicetree/bindings/media/mediatek-mdp.txt > new file mode 100644 > index 0000000..ef570c3 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/mediatek-mdp.txt > @@ -0,0 +1,92 @@ > +* Mediatek Media Data Path > + > +Media Data Path is used for scaling and color space conversion. > + > +Required properties: > + - compatible : should contain them as below: > + "mediatek,mt8173-mdp" > + "mediatek,mt8173-mdp-rdma" > + "mediatek,mt8173-mdp-rsz" > + "mediatek,mt8173-mdp-wdma" > + "mediatek,mt8173-mdp-wrot" > + - clocks : device clocks > + - power-domains : a phandle to the power domain. > + - mediatek,larb : should contain the larbes of current platform > + - iommus : Mediatek IOMMU H/W has designed the fixed associations with > + the multimedia H/W. and there is only one multimedia iommu domain. > + "iommus = <&iommu portid>" the "portid" is from > + dt-bindings\iommu\mt8173-iommu-port.h, it means that this portid will > + enable iommu. The portid default is disable iommu if "<&iommu > portid>" > + don't be added. > + - mediatek,vpu : the node of video processor unit
These properties don't apply to all the nodes. I think you need a section for each IP block.
