[PATCH 1/3] drm/omap: Prepare DSS for probing without legacy platform data

Tony Lindgren tony at atomide.com
Mon Feb 24 23:43:33 UTC 2020


* Sebastian Reichel <sre at kernel.org> [200224 23:32]:
> Hi,
> 
> On Mon, Feb 24, 2020 at 11:12:28AM -0800, Tony Lindgren wrote:
> > In order to probe display subsystem (DSS) components with ti-sysc
> > interconnect target module without legacy platform data and using
> > devicetree, we need to update dss probing a bit.
> > 
> > In the device tree, we will be defining the data also for the interconnect
> > target modules as DSS really is a private interconnect. There is some
> > information about that in 4460 TRM in "Figure 10-3. DSS Integration" for
> > example where it mentions "32-bit interconnect (SLX)".
> > 
> > The changes we need to make are:
> > 
> > 1. Parse also device tree subnodes for the compatible property fixup
> > 
> > 2. Update the component code to consider device tree subnodes
> > 
> > Cc: dri-devel at lists.freedesktop.org
> > Cc: Jyri Sarha <jsarha at ti.com>
> > Cc: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> > Cc: Tomi Valkeinen <tomi.valkeinen at ti.com>
> > Signed-off-by: Tony Lindgren <tony at atomide.com>
> > ---
> > 
> > This is needed for dropping DSS platform data that I'll be posting
> > seprately. If this looks OK, can you guys please test and ack?
> > 
> > ---
> 
> Reviewed-by: Sebastian Reichel <sebastian.reichel at collabora.com>
> 
> FWIW, I dropped omapdss-boot-init.c in my patch series updating DSI
> code to use common panel infrastructure, so this will conflict.

Hey that's great :) Sounds like we can set up an immutable branch
for just this $subject patch against v5.6-rc1 to resolve the
conflict. I can set it up for Tomi or Tomi can set it up for me,
whichever Tomi prefers.

Regards,

Tony


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