linux-kernel - Re: [PATCH v3 02/15] mmc: host: omap_hsmmc: return on fatal errors from omap_hsmmc_reg

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Message-ID: <20150828190354.GZ4215@atomide.com>
Date:	Fri, 28 Aug 2015 12:03:54 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Olof Johansson <olof@...om.net>
Cc:	Kishon Vijay Abraham I <kishon@...com>,
	Ulf Hansson <ulf.hansson@...aro.org>, afenkart@...il.com,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	linux-omap <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Sekhar Nori <nsekhar@...com>, Neil Brown <neilb@...e.de>
Subject: Re: [PATCH v3 02/15] mmc: host: omap_hsmmc: return on fatal errors
 from omap_hsmmc_reg_get

* Olof Johansson <olof@...om.net> [150828 11:11]:
> Hi,
> 
> On Thu, Aug 27, 2015 at 2:13 AM, Kishon Vijay Abraham I <kishon@...com> wrote:
> > Now return error only if the return value of
> > devm_regulator_get_optional() is not the same as -ENODEV, since with
> > -EPROBE_DEFER, the regulator can be obtained later and all other
> > errors are fatal.
> >
> > Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> > Tested-by: Tony Lindgren <tony@...mide.com>
> 
> I bisected boot failures on Panda ES with multi_v7_defconfig down to
> this commit on last night's -next build:
> 
> http://arm-soc.lixom.net/bootlogs/next/next-20150828/pandaes-arm-multi_v7_defconfig.html

MMC is working for me at least on Duovero. Interesting that you also
have all kind of errors there, I guess this is some older revision
of the board.

Anyways, Kishon, care to look into what might be causing this?

Regards,

Tony
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