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From: Rob Herring <robh@kernel.org>
To: Wen He <wen.he_1@nxp.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	Leo Li <leoyang.li@nxp.com>
Subject: Re: [EXT] Re: [v1 1/4] dt-bindings: display: Add DT bindings for LS1028A HDP-TX PHY.
Date: Wed, 19 Jun 2019 08:07:12 -0600	[thread overview]
Message-ID: <CAL_JsqJnBw+OqEX46CC1E2=9CDmeT8hQtvMpufsnU8z3+1RoBQ@mail.gmail.com> (raw)
In-Reply-To: <DB7PR04MB5195E49670279C9A28C28A5EE2EB0@DB7PR04MB5195.eurprd04.prod.outlook.com>

On Sun, Jun 16, 2019 at 7:45 PM Wen He <wen.he_1@nxp.com> wrote:
>
>
>
> > -----Original Message-----
> > From: Rob Herring <robh@kernel.org>
> > Sent: 2019年6月14日 4:08
> > To: Wen He <wen.he_1@nxp.com>
> > Cc: linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org;
> > devicetree@vger.kernel.org; shawnguo@kernel.org; Leo Li
> > <leoyang.li@nxp.com>
> > Subject: [EXT] Re: [v1 1/4] dt-bindings: display: Add DT bindings for LS1028A
> > HDP-TX PHY.
> >
> > Caution: EXT Email
> >
> > On Wed, May 08, 2019 at 10:35:25AM +0000, Wen He wrote:
> > > Add DT bindings documentmation for the HDP-TX PHY controller. The
> > > describes which could be found on NXP Layerscape ls1028a platform.
> >
> > Drop the hard stop (.) from the subject.
> >
> > >
> > > Signed-off-by: Wen He <wen.he_1@nxp.com>
> > > ---
> > >  .../devicetree/bindings/display/fsl,hdp.txt   | 56 +++++++++++++++++++
> > >  1 file changed, 56 insertions(+)
> > >  create mode 100644
> > > Documentation/devicetree/bindings/display/fsl,hdp.txt
> > >
> > > diff --git a/Documentation/devicetree/bindings/display/fsl,hdp.txt
> > > b/Documentation/devicetree/bindings/display/fsl,hdp.txt
> > > new file mode 100644
> > > index 000000000000..36b5687a1261
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/display/fsl,hdp.txt
> > > @@ -0,0 +1,56 @@
> > > +NXP Layerscpae ls1028a HDP-TX PHY Controller
> > > +============================================
> > > +
> > > +The following bindings describe the Cadence HDP TX PHY on ls1028a
> > > +that offer multi-protocol support of standars such as eDP and
> > > +Displayport, supports for 25-600MHz pixel clock and up to 4k2k at 60MHz
> > resolution.
> > > +The HDP transmitter is a Cadence HDP TX controller IP with a
> > > +companion PHY IP.
> >
> > I'm confused. This binding covers both blocks or is just one of them?
> >
>
> Hi Rob,
>
> This binding covers both blocks(HDP TX PHY and HDP TX Controller),
> Because they are belong to the one IP.

In that case, you should also have an output port to a DP connector
node (or DP panel).

Rob

  reply	other threads:[~2019-06-19 14:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-08 10:35 Wen He
2019-05-08 10:35 ` [v1 2/4] arm64: dts: ls1028a: Add properties for HDP Controller Wen He
2019-05-08 10:35 ` [v1 3/4] arm64: ls1028aqds: Add support DP nodes for LS1028AQDS Wen He
2019-05-08 10:35 ` [v1 4/4] arm64: ls1028ardb: Add support DP nodes for LS1028ARDB Wen He
2019-06-13 20:08 ` [v1 1/4] dt-bindings: display: Add DT bindings for LS1028A HDP-TX PHY Rob Herring
2019-06-17  1:45   ` [EXT] " Wen He
2019-06-19 14:07     ` Rob Herring [this message]
2019-06-20  3:35       ` Wen He

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