Re: [PATCH 1/3] dt-bindings: pwm: Add MediaTek display PWM bindings

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On Fri, 2016-06-03 at 17:03 +0200, Matthias Brugger wrote:
> 
> On 03/06/16 08:45, weiqing kong wrote:
> > On Thu, 2016-06-02 at 17:45 -0500, Rob Herring wrote:
> >> On Mon, May 30, 2016 at 04:41:50PM +0800, Weiqing Kong wrote:
> >>> Add MT2701 compatible string.
> >>>
> >>> Signed-off-by: Weiqing Kong <weiqing.kong@xxxxxxxxxxxx>
> >>> ---
> >>>   Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt | 5 +++--
> >>>   1 file changed, 3 insertions(+), 2 deletions(-)
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt b/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt
> >>> index f8f59ba..f2f2fa9 100644
> >>> --- a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt
> >>> +++ b/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt
> >>> @@ -1,9 +1,10 @@
> >>>   MediaTek display PWM controller
> >>>
> >>>   Required properties:
> >>> - - compatible: should be "mediatek,<name>-disp-pwm":
> >>> -   - "mediatek,mt8173-disp-pwm": found on mt8173 SoC.
> >>> + - compatible: should be like these:
> >>> +   - "mediatek,mt2701-disp-bls": found on mt2701 SoC.
> >>
> >> Why bls instead of pwm?
> >
> > In mt6595/mt8173, we have a hardware module named pwm.
> > In mt2701, we have bls hardware module which includes disp pwm function,
> > so we named it mt2701-disp-bls rather than mt2701-disp-pwm in order to
> > match with hardware spec.
> > thanks.
> >
> 
>  From what I understand pwm module and disp pwm in mt6589/mt8173 is 
> independent from the disp pwm. Actually the disp pwm in mt6589 is part 
> of the bls module, so this should me mediatek,mt2701-disp-pwm as well
> 
> Thanks,
> Matthias
> 

ok, I will modify it into mediatek,mt2701-disp-pwm. 

> >>
> >>>      - "mediatek,mt6595-disp-pwm": found on mt6595 SoC.
> >>> +   - "mediatek,mt8173-disp-pwm": found on mt8173 SoC.
> >>>    - reg: physical base address and length of the controller's registers.
> >>>    - #pwm-cells: must be 2. See pwm.txt in this directory for a description of
> >>>      the cell format.
> >>> --
> >>> 1.8.1.1.dirty
> >>>
> >
> >


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