Re: [RESEND PATCH v2 3/3] ARM: dts: imx28-cfa10036: Fix the reset gpio signal polarity

From: Shawn Guo
Date: Mon Oct 08 2018 - 20:20:55 EST


On Mon, Oct 08, 2018 at 11:45:36AM +0000, VokÃÄ Michal wrote:
> On 27.9.2018 11:24, Michal VokÃÄ wrote:
> > The reset signal of the SSD1306 OLED display is actually active-low.
> > Adapt the DT to reflect the real world.
> >
> > Signed-off-by: Michal VokÃÄ <michal.vokac@xxxxxxxxx>
> > ---
> > v2 changes: New patch in the series
>
> Bartlomiej just queued the first two patches for v4.20.
> Will somebody take this one? Otherwise this SoM will end up with
> broken OLED display reset.

Well, it means the change breaks the ABI between kernel and device tree,
e.g. the new kernel will not work with existing/installed DTBs.

Shawn