From: Arnd Bergmann <arnd@arndb.de>
To: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>,
arm@kernel.org, Haojian Zhuang <haojian.zhuang@gmail.com>,
linux-kernel@vger.kernel.org,
Russell King <linux@arm.linux.org.uk>,
Daniel Mack <daniel@zonque.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: pxa: let PXA27x select PINCTRL
Date: Sun, 24 Jan 2016 22:33:12 +0100 [thread overview]
Message-ID: <2718527.DDjjtjgllW@wuerfel> (raw)
In-Reply-To: <87zivuaf0w.fsf@belgarion.home>
On Sunday 24 January 2016 21:39:11 Robert Jarzmik wrote:
> Arnd Bergmann <arnd@arndb.de> writes:
>
> > On Saturday 23 January 2016 23:07:44 Robert Jarzmik wrote:
> >> I have this patch in my local tree for 2 monthes (see [1]). This is the patch
> >> I'd rather have. I had not posted it as I didn't think the pinctrl work was over
> >> yet. I know at least that pxa3xx is ready (as pinctrl-single should be used),
> >> and I had not the time to create the map for pxa25x.
> >
> > Once you are done, does that mean the plat-pxa/mfp.c stuff becomes
> > completely unused on pxa, or will it coexist with pinctrl?
> At first it will coexist.
> The main blocker so far I have are :
> - the pinconf in platform_data platform to define sleep state pin levels
> (aka. MFPR_LPM_DRIVE_LOW and MFPR_LPM_DRIVE_HIGH)
> I have [1], but it's not working yet, ie. upon entering suspend to RAM, the
> GPIO sleep registers are not programmed as expected.
> - all the pxa machine code have to be migrated from MFP to pinctrl
>
> So it will take time.
Ok.
> > I'm asking because it seems that at that point, the entire plat-pxa
> > directory can be removed, with the dma.c and ssp.c files getting
> > moved to mach-pxa, and mfp.c moved to mach-mmp. :-)
> dma.c will die soon enough anyway, ssp.c will move to mach-pxa indeed, and as
> for mfp.c it requires a bit of work.
Sounds good.
Arnd
next prev parent reply other threads:[~2016-01-24 21:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-23 19:23 [PATCH] ARM: pxa: let PXA27x select PINCTRL Masahiro Yamada
2016-01-23 22:07 ` Robert Jarzmik
2016-01-23 23:02 ` Arnd Bergmann
2016-01-24 20:39 ` Robert Jarzmik
2016-01-24 21:33 ` Arnd Bergmann [this message]
2016-01-25 2:07 ` Masahiro Yamada
2016-01-26 20:11 ` Robert Jarzmik
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