linux-kernel - Re: [PATCH v8 1/2] dt-bindings: display: bridge: Document THC63LVD1024 LVDS decoder

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Date:   Thu, 19 Apr 2018 12:32:07 +0200
From:   jacopo mondi <jacopo@...ndi.org>
To:     Vladimir Zapolskiy <vladimir_zapolskiy@...tor.com>
Cc:     Jacopo Mondi <jacopo+renesas@...ndi.org>, architt@...eaurora.org,
        a.hajda@...sung.com, Laurent.pinchart@...asonboard.com,
        airlied@...ux.ie, horms@...ge.net.au, magnus.damm@...il.com,
        geert@...ux-m68k.org, niklas.soderlund@...natech.se,
        sergei.shtylyov@...entembedded.com, robh+dt@...nel.org,
        mark.rutland@....com, dri-devel@...ts.freedesktop.org,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 1/2] dt-bindings: display: bridge: Document
 THC63LVD1024 LVDS decoder

On Thu, Apr 19, 2018 at 12:44:32PM +0300, Vladimir Zapolskiy wrote:
Hi Vladimir,

> Hi Jacopo, Laurent,
>
> On 04/10/2018 01:53 PM, Jacopo Mondi wrote:
> > Document Thine THC63LVD1024 LVDS decoder device tree bindings.
> >
> > Signed-off-by: Jacopo Mondi <jacopo+renesas@...ndi.org>
> > Reviewed-by: Andrzej Hajda <a.hajda@...sung.com>
> > Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@...natech.se>
> > Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
>
> Reviewed-by: Vladimir Zapolskiy <vladimir_zapolskiy@...tor.com>
>
> > ---
> >  .../bindings/display/bridge/thine,thc63lvd1024.txt | 60 ++++++++++++++++++++++
> >  1 file changed, 60 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt
> >
> > diff --git a/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt b/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt
> > new file mode 100644
> > index 0000000..0b23e70
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt
> > @@ -0,0 +1,60 @@
> > +Thine Electronics THC63LVD1024 LVDS decoder
> > +-------------------------------------------
> > +
> > +The THC63LVD1024 is a dual link LVDS receiver designed to convert LVDS streams
> > +to parallel data outputs. The chip supports single/dual input/output modes,
> > +handling up to two LVDS input streams and up to two digital CMOS/TTL outputs.
> > +
> > +Single or dual operation mode, output data mapping and DDR output modes are
> > +configured through input signals and the chip does not expose any control bus.
> > +
> > +Required properties:
> > +- compatible: Shall be "thine,thc63lvd1024"
> > +- vcc-supply: Power supply for TTL output, TTL CLOCKOUT signal, LVDS input,
> > +  PPL and digital circuitry
> > +
> > +Optional properties:
> > +- powerdown-gpios: Power down GPIO signal, pin name "/PDWN". Active low
>
> Thank you for the change.
>
> I would suggest to rename 'pwdn-gpios' property of THC63LVDM83D as well,
> as far as I understand it is only described in DT bindings documentation,
> and the property is unused in the driver or board DTS files at the moment.

Thanks for the suggestion, I'll do that!

>
> > +- oe-gpios: Output enable GPIO signal, pin name "OE". Active high
>
> Okay :)

Yeah, please see Rob's and Laurent's reply to v7, where I renamed this
to 'enable'.

Thanks
   j
>
> --
> With best wishes,
> Vladimir

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