linux-kernel - Re: [PATCH 32/32] mmc: bcm2835: Import bcm2835-mmc and switch to it

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Message-ID: <2100811505.238666.65d5fa25-985a-4a30-86e2-3a7bebb5caaf.open-xchange@email.1und1.de>
Date:	Thu, 2 Jun 2016 21:09:06 +0200 (CEST)
From:	Stefan Wahren <stefan.wahren@...e.com>
To:	Gerd Hoffmann <kraxel@...hat.com>, Eric Anholt <eric@...olt.net>
Cc:	Russell King <linux@...linux.org.uk>, Lee Jones <lee@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Kumar Gala <galak@...eaurora.org>,
	Rob Herring <robh+dt@...nel.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	"moderated list:ARM PORT" <linux-arm-kernel@...ts.infradead.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:MULTIMEDIA CARD MMC, SECURE DIGITAL SD AND..." 
	<linux-mmc@...r.kernel.org>,
	Stephen Warren <swarren@...dotorg.org>,
	linux-rpi-kernel@...ts.infradead.org,
	Mark Rutland <mark.rutland@....com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@...r.kernel.org>
Subject: Re: [PATCH 32/32] mmc: bcm2835: Import bcm2835-mmc and switch to it

Hi Eric,

> Eric Anholt <eric@...olt.net> hat am 2. Juni 2016 um 20:18 geschrieben:
> 
> 
> Stefan Wahren <stefan.wahren@...e.com> writes:
> 
> > Hi Gerd,
> >
> > Am 01.06.2016 um 23:43 schrieb Gerd Hoffmann:
> >> From: Eric Anholt <eric@...olt.net>
> >>
> >> With this we can get wifi (brcmfmac) to probe.  Without it we're stuck
> >> with timeouts from sdio.c when it tries to set the bus width to 4.
> >
> > adding a new MMC driver to fix a wifi issue is really weird.
> >
> > Beside that there are already two MMC drivers (sdhci-bcm2835.c and
> > sdhci-iproc.c) in the Kernel which are compatible to BCM2835. Why should
> > we add two new ones?
> 
> Despite the fact that this is my commit, I don't think it should be
> merged.  We should figure out why sdhci-iproc.c isn't working, instead.

so it doesn't work with sdhci-bcm2835 on RPi 3, too?

I plan to send a patch series to remove sdhci-bcm2835.

Stefan