Hi Jacopo,
On Friday, 16 March 2018 11:39:53 EET jacopo mondi wrote:
> On Fri, Mar 16, 2018 at 01:00:04AM +0100, Niklas Söderlund wrote:
> > Hi Jacopo,
> >
> > Thanks for your patch.
> >
> > This one must depend on '[PATCH v2 0/5] arm64: dts: renesas: r8a77970:
> > enable HDMI output' or something similar not yet in renesas-drivers
> > repository correct?
>
> Yes, I have listed dependencies of this series in my v1 cover letter:
>
> ---------------------------------------------------------------------------
> The series is based on Laurent's drm/next/du branch with patches on top for:
> - Sergei: Enable PFC, I2c, GPIOs for r8a77970
> - Sergei: Add support for r8a77970 in DU and add display device nodes in
> r8a77970 DTSI
> - Niklas: Connect DU LVDS output to HDMI bridge adv7511w in Eagle DTS
> - Sergei: fix video output on R8A77970
>
> A base branch with these patches applied is available at
> git://jmondi.org/linux v3m/v4.16-rc3/base
> ---------------------------------------------------------------------------
>
> My bad I have not reported this in all cover letters (and I have not
> reported the full name of the series)
>
> PFC, GPIO and I2c support I have listed as dependencies seems to have
> landed in renesas-drivers, while I don't see yet:
>
> Sergei:
> [PATCH v2 0/5] Add R8A77970/V3MSK LVDS/HDMI support
>
> whose patches for r8a77970 dtsi are included in yours:
> [PATCH v2 0/5] arm64: dts: renesas: r8a77970: enable HDMI output
>
> On top I also have Sergei's/Laurent's:
> [PATCH v4] v4l: vsp1: Fix video output on R8A77970
>
> > In the next version would you care to include the LVDS commit from the
> > dependency series and squash this change into that one or in some other
> > good manger stack to two? Laurent told me he did not like 5/5 in that
> > patch-set as it did not yet have the LVDS decoder node due to no driver
> > existed at that time when I posted that even if it's not strictly needed
> > to get the display working :-)
>
> I'll let Simon suggest how he preferes to handle this, if he wants me
> to re-submit your series with this patch squashed on top or he prefers
> to deal with this himself.
>
> > I also think you should split this last patch out to a separate series
> > as it should go in Simon's tree while the driver and documentation is
> > going in earlier in a different tree right?
>
> I assume bindings and driver go through DRM and Simon is to pick up
> the Eagle changes.
>
> > On a side note, do you plan to update the Gen2 boards DTS files which
> > also have a decoder which are not yet described in DT?
>
> Actually I'm not aware of Gen2 boards with this chip and similar
> display pipelines. Can you point me to which one needs to have its
> DTS brushed?
It's the Lager board.
> > On 2018-03-15 17:11:56 +0100, Jacopo Mondi wrote:
> > > The R-Car V3M Eagle board includes a transparent THC63LVD1024 LVDS
> > > decoder, connected to the on-chip LVDS encoder output on one side
> > > and to HDMI encoder ADV7511w on the other one.
> > >
> > > As the decoder does not need any configuration it has been so-far
> > > omitted from DTS. Now that a driver is available, describe it in DT
> > > as well.
> > >
> > > Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
> > > Reviewed-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> > > ---
> > >
> > > arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 33 ++++++++++++++++---
> > > 1 file changed, 30 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> > > b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts index c0fd144..69f43b8
> > > 100644
> > > --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> > > +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> > > @@ -42,6 +42,33 @@
> > > };
> > > };
> > > };
> > > +
> > > + thc63lvd1024: lvds-decoder {
> > > + compatible = "thine,thc63lvd1024";
> > > +
> > > + ports {
> > > + #address-cells = <1>;
> > > + #size-cells = <0>;
> > > +
> > > + port@0 {
> > > + reg = <0>;
> > > +
> > > + thc63lvd1024_in_0: endpoint {
> > > + remote-endpoint = <&lvds0_out>;
> > > + };
> > > + };
> > > +
> > > + port@2{
> > > + reg = <2>;
> > > +
> > > + thc63lvd1024_out_2: endpoint {
> > > + remote-endpoint = <&adv7511_in>;
> > > + };
> > > +
> > > + };
> > > +
> > > + };
> > > + };
> > > };
> > >
> > > &avb {
> > > @@ -98,7 +125,7 @@
> > > port@0 {
> > > reg = <0>;
> > > adv7511_in: endpoint {
> > > - remote-endpoint = <&lvds0_out>;
> > > + remote-endpoint = <&thc63lvd1024_out_2>;
> > > };
> > > };
> > >
> > > @@ -152,8 +179,8 @@
> > >
> > > ports {
> > > port@1 {
> > > - endpoint {
> > > - remote-endpoint = <&adv7511_in>;
> > > + lvds0_out: endpoint {
> > > + remote-endpoint = <&thc63lvd1024_in_0>;
> > > };
> > > };
> > > };
--
Regards,
Laurent Pinchart
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