From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Jithin T Raj <jithin.t@tataelxsi.co.in>,
"linux-renesas-soc@vger.kernel.org"
<linux-renesas-soc@vger.kernel.org>,
Geert Uytterhoeven <geert+renesas@glider.be>
Subject: Re: LVDS Support in R-Car E2(ALT) Board
Date: Thu, 29 Sep 2016 12:54:16 +0300 [thread overview]
Message-ID: <3340255.hgJDDfAHs8@avalon> (raw)
In-Reply-To: <CAMuHMdX9wv2L4NaDWQRHVJP2X2KY_j-XgzBvZ7UtjAZ1Tp5vig@mail.gmail.com>
On Thursday 29 Sep 2016 08:35:32 Geert Uytterhoeven wrote:
> On Thu, Sep 29, 2016 at 6:14 AM, Jithin T Raj wrote:
> > I have successfully applied the patch and build R-car M2 Kernel for
> > Koelsch Board..now it support LVDS..Thank you all especially Geert and
> > Laurent..now i tried the same source tree(v4.7.5) to build for R-Car
>
> Good to hear it works on Koelsch!
>
> > E2(ALT)Board to make LVDS up..but i am getting the following error
> > during making .dtb file
> >
> > ubuntu@teltvm2468l:~/jithin_new/linux-4.7.5$ make -j4 r8a7794-alt.dtb
> >
> > DTC arch/arm/boot/dts/r8a7794-alt.dtb
> >
> > Error: arch/arm/boot/dts/r8a77xx-aa104xd12-panel.dtsi:39.1-16 Label or
> > path lvds_connector not found FATAL ERROR: Syntax error parsing input
> > tree
> > make[1]: *** [arch/arm/boot/dts/r8a7794-alt.dtb] Error 1
> > make: *** [r8a7794-alt.dtb] Error 2
> > ubuntu@teltvm2468l:~/jithin_new/linux-4.7.5$
> >
> > I have included the "#include "r8a77xx-aa104xd12-panel.dtsi" in
> > r8a7794-alt.dts
> >
> > my source tree is v4.7.5 stable edition
>
> No one has added LVDS support for r8a7794/alt yet.
The R8A7794 has no LVDS output. The Alt board uses an RGB to LVDS bridge,
similar to the one used by the Marzen board. You can have a look at the Marzen
DT to see how to implement that.
--
Regards,
Laurent Pinchart
prev parent reply other threads:[~2016-09-29 9:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-29 4:14 LVDS Support in R-Car E2(ALT) Board Jithin T Raj
2016-09-29 6:35 ` Geert Uytterhoeven
2016-09-29 9:54 ` Laurent Pinchart [this message]
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