linux-kernel - Re: [PATCH v1 1/4] dt-bindings: input: Add Himax HX83102J touchscreen

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Date: Fri, 22 Mar 2024 18:34:32 +0000
From: Conor Dooley <conor@...nel.org>
To: Rob Herring <robh@...nel.org>
Cc: Allen_Lin <allencl_lin@...mail.com>, dmitry.torokhov@...il.com,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	jikos@...nel.org, benjamin.tissoires@...hat.com,
	linux-input@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/4] dt-bindings: input: Add Himax HX83102J touchscreen

On Fri, Mar 22, 2024 at 01:30:09PM -0500, Rob Herring wrote:
> On Fri, Mar 22, 2024 at 05:54:08PM +0000, Conor Dooley wrote:
> > On Fri, Mar 22, 2024 at 04:56:03PM +0800, Allen_Lin wrote:
> > > Add the HX83102j touchscreen device tree bindings documents.
> > > HX83102j is a Himax TDDI touchscreen controller.
> > > It's power sequence should be bound with a lcm driver, thus it
> > > needs to be a panel follower. Others are the same as normal SPI
> > > touchscreen controller.
> > > 
> > > Signed-off-by: Allen_Lin <allencl_lin@...mail.com>
> > 
> > note to self/Krzysztof/Rob:
> > There was a previous attempt at this kind of device. This version looks
> > better but might be incomplete given there's a bunch more properties in
> > that patchset:
> > https://lore.kernel.org/all/20231017091900.801989-1-tylor_yang@himax.corp-partner.google.com/
> 
> Those don't look like properties we want coming back.

Oh, I don't want most of them coming back either. There are some
supplies in there though that I think we would like to come back, no?
Maybe this particular device doesn't have any supplies, but that doesn't
really seem credible.

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