[Letux-kernel] [PATCH 2/2] DTS: ARM: gta04: introduce legacy spi-cs-high to make display work again

Tony Lindgren tony at atomide.com
Fri Sep 20 17:53:06 CEST 2019


* H. Nikolaus Schaller <hns at goldelico.com> [190920 15:50]:
> 
> > Am 20.09.2019 um 17:29 schrieb Andreas Kemnade <andreas at kemnade.info>:
> > 
> > On Fri, 20 Sep 2019 16:54:18 +0200
> > "H. Nikolaus Schaller" <hns at goldelico.com> wrote:
> > 
> >>> Am 20.09.2019 um 16:20 schrieb Tony Lindgren <tony at atomide.com>:
> >>> 
> >>> * H. Nikolaus Schaller <hns at goldelico.com> [190920 09:19]:  
> >>>>> Am 20.09.2019 um 10:55 schrieb Linus Walleij <linus.walleij at linaro.org>:
> >>>>> I suggest to go both way:
> >>>>> apply this oneliner and tag for stable so that GTA04 works
> >>>>> again.
> >>>>> 
> >>>>> Then for the next kernel think about a possible more abitious
> >>>>> whitelist solution and after adding that remove *all* "spi-cs-high"
> >>>>> flags from all device trees in the kernel after fixing them
> >>>>> all up.  
> >>>> 
> >>>> Ok, that looks like a viable path.  
> >>> 
> >>> Please repost the oneline so people can ack easily. At least
> >>> I've already lost track of this thread.  
> >> 
> >> It is all here:
> >> 
> >> https://patchwork.kernel.org/patch/11035253/
> >> 
> > It is the full one (incl. documentation), not the oneline and does not
> > apply.
> 
> Looks as if it was sitting too long in the queue and linux-next has changed
> the basis in the meantime, while v5.3 has not yet.
> 
> Documentation/devicetree/bindings/spi/spi-bus.txt -> spi-controller.yaml
> 
> So it should still apply for v5.3.1 and earlier and we need both versions.
> One for stable and one for linux-next. I don't know how to handle such cases.

Please just repost a minimal dts one line fix. Then a separate
patch for the documentation changes.

Regards,

Tony


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