Hi Archit,
On Friday 21 Oct 2016 10:43:34 Archit Taneja wrote:
> On 10/19/2016 07:55 PM, Laurent Pinchart wrote:
> > The ADV7123 is a transparent VGA DAC. Unlike dumb VGA DACs it can be
> > controlled through a power save pin, and requires a power supply.
> > However, on most boards where the device is used neither the power save
> > signal nor the power supply are controllable.
> >
> > To avoid developing a separate device-specific driver add an
> > "adi,adv7123" compatible entry to the dumb-vga-dac driver. This will
> > allow supporting most ADV7123-based boards easily, while allowing future
> > development of an adv7123 driver when needed without breaking backward
> > compatibility.
>
> Shouldn't we have a DT binding doc for ADV7123, even if it's sharing
> the dumb vga driver for now?
Documentation/devicetree/bindings/display/bridge/adi,adv7123.txt
> Same query for the Thine LVDS encoder.
Documentation/devicetree/bindings/display/bridge/thine,thc63lvdm83d.txt
> > Cc: devicetree@xxxxxxxxxxxxxxx
> > Signed-off-by: Laurent Pinchart
> > <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> > ---
> >
> > drivers/gpu/drm/bridge/dumb-vga-dac.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c
> > b/drivers/gpu/drm/bridge/dumb-vga-dac.c index afec232185a7..b33e3f829e4f
> > 100644
> > --- a/drivers/gpu/drm/bridge/dumb-vga-dac.c
> > +++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c
> > @@ -204,6 +204,7 @@ static int dumb_vga_remove(struct platform_device
> > *pdev)>
> > static const struct of_device_id dumb_vga_match[] = {
> >
> > { .compatible = "dumb-vga-dac" },
> > + { .compatible = "adi,adv7123" },
> > {},
> > };
> > MODULE_DEVICE_TABLE(of, dumb_vga_match);
--
Regards,
Laurent Pinchart
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