From mboxrd@z Thu Jan  1 00:00:00 1970
From: laurent.pinchart@ideasonboard.com (Laurent Pinchart)
Date: Thu, 15 Feb 2018 16:04:55 +0200
Subject: [PATCH 3/8] dt-bindings: display: renesas,
 lvds: Add LVDS binding for D3
In-Reply-To: <ad5ea103-b039-7a2e-01c8-2cb16324115d@ideasonboard.com>
References: <1518683903-10681-1-git-send-email-kbingham@kernel.org>
 <1518683903-10681-4-git-send-email-kbingham@kernel.org>
 <ad5ea103-b039-7a2e-01c8-2cb16324115d@ideasonboard.com>
Message-ID: <3242490.rUUU4MHlpR@avalon>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

Hi Kieran,

On Thursday, 15 February 2018 10:45:33 EET Kieran Bingham wrote:
> On 15/02/18 08:38, Kieran Bingham wrote:
> > From: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
> > 
> > The D3 supports two LVDS channels. Extend the binding to support them.
> > 
> > Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
> > ---
> > 
> >  Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
> > b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt index
> > 79860f58a7ad..0dcf488b70df 100644
> > --- a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
> > +++ b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
> > 
> > @@ -14,6 +14,7 @@ Required properties:
> >  - compatible : Shall contain one of
> >    - "renesas,lvds-r8a7795" for R8A7795 (R-Car H3) compatible LVDS
> >    encoders
> >    - "renesas,lvds-r8a7796" for R8A7796 (R-Car M3-W) compatible LVDS
> >    encoders
> > +  - "renesas,lvds-r8a77995" for R8A77995 (R-Car D3) compatible LVDS
> > encoders
> 
> Hi Laurent,
> 
> Are we unable to have a generic lvds-gen3 here?
> 
> (Although to perhaps answer my own question I see that the D3/E3 have extra
> registers)
> 
> Also "lets pretend" that I intentionally separated out the LVDS updates to
> the rcar_lvds_of_table :)

We could for H3 and M3-W, but as you've noticed D3/E3 differ, and so does V3M.

> >  - reg: Base address and length for the memory-mapped registers
> >  - clocks: A phandle + clock-specifier pair for the functional clock

-- 
Regards,

Laurent Pinchart