Dear Mark,
Thanks very much for you suggestion.
On Fri, 2015-03-06 at 11:13 +0000, Mark Rutland wrote:
> On Fri, Mar 06, 2015 at 10:48:18AM +0000, yong.wu@xxxxxxxxxxxx wrote:
> > From: Yong Wu <yong.wu@xxxxxxxxxxxx>
> >
> > This patch add smi binding document.
>
> Please move binding documents to the start of the series. It makes
> things far easier to review.
>
> >
> > Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>
> > ---
> > .../devicetree/bindings/soc/mediatek/mediatek,smi.txt | 17 +++++++++++++++++
> > 1 file changed, 17 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
> >
> > diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
> > new file mode 100644
> > index 0000000..0fc9d1a
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt
> > @@ -0,0 +1,17 @@
> > +SMI hardware block diagram please help check <bindings/iommu/mediatek,iommu.txt>
> > +
> > +Required properties:
> > +- compatible : must be "mediatek,mediatek,mt8173-smi-larb"
>
> Double vendor prefix?
Yes. I will change this.
>
> What does "larb" mean? It would be nice for the intorductory paragraph
> in this file to explain.
That is local arbiter. I will add a link like this, is it ok?
compatible : must be "mediatek,mt8173-smi-larb", about the "larb",
please check the <bindings/iommu/mediatek,iommu.txt>.
>
> > +- reg : the register of each local arbiter
> > +- clocks : the clocks of each local arbiter
> > +- clock-name: larb_sub*(3 clockes at most)
>
> The names required _must_ be specified here, or clock-names is
> pointless.
>
> The clock names should be from the PoV of _this_ device (i.e. they
> should be the names of the inputs) not from the PoV of the provider
> (i.e. they should not be the names of the outputs from the provider).
I use larb_sub0, larb_sub1,larb_sub2 for more easily to control the
clocks. if we use the PoV, We should list all the clocks name, it will
has a little code. Anyway I will change this in the next version.
>
> Mark.
>
> > +
> > +Example:
> > + larb1:larb@16010000 {
> > + compatible = "mediatek,mt8173-smi-larb";
> > + reg = <0 0x16010000 0 0x1000>;
> > + clocks = <&mmsys MM_SMI_COMMON>,
> > + <&vdecsys VDEC_CKEN>,
> > + <&vdecsys VDEC_LARB_CKEN>;
> > + clock-names = "larb_sub0", "larb_sub1", "larb_sub2";
> > + };
> > --
> > 1.8.1.1.dirty
> >
> >
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