linux-kernel - Re: [PATCH 1/2] dt-bindings: display: panel: Add bindings for the Sitronix ST7789V panel

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Date:   Tue, 7 Feb 2017 16:44:42 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        David Airlie <airlied@...ux.ie>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: display: panel: Add bindings for the
 Sitronix ST7789V panel

Hi Thierry,

On Mon, Feb 06, 2017 at 02:05:49PM +0100, Thierry Reding wrote:
> On Fri, Feb 03, 2017 at 10:59:05AM +0100, Maxime Ripard wrote:
> > The Sitronix ST7789V is an LCD panel controller, controlled over SPI, that
> > can drive 18-bits 240x320 LCD displays.
> > 
> > Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> > ---
> >  Documentation/devicetree/bindings/display/panel/sitronix,st7789v.txt | 36 ++++++++++++++++++++++++++++++++++++
> >  1 file changed, 36 insertions(+), 0 deletions(-)
> >  create mode 100644 Documentation/devicetree/bindings/display/panel/sitronix,st7789v.txt
> > 
> > diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.txt b/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.txt
> > new file mode 100644
> > index 000000000000..f70e6e9c54ed
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.txt
> > @@ -0,0 +1,36 @@
> > +Sitronix ST7789V RGB panel with SPI control bus
> > +
> > +Required properties:
> > +  - compatible: "sitronix,st7789v"
> > +  - reg: Chip select of the panel on the SPI bus
> > +  - reset-gpios: a GPIO phandle for the reset pin
> 
> Shouldn't this have some sort of power supply?

On the board I currently have, it's just tied to an always on
regulator, but you're right, I'll add it.

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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