From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Chris Ball <cjb@laptop.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
linux-mmc@vger.kernel.org, Liam Girdwood <lrg@ti.com>
Subject: Re: [PATCH] mmc: core: Quieten "could not set regulator OCR" error.
Date: Thu, 30 Aug 2012 10:30:57 -0700 [thread overview]
Message-ID: <20120830173055.GF4356@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <873934qok9.fsf@octavius.laptop.org>
On Thu, Aug 30, 2012 at 01:25:58PM -0400, Chris Ball wrote:
> On Thu, Aug 30 2012, Mark Brown wrote:
> > Conversely there is nothing stopping other regulator drivers having
> > similar properties to the dummy driver, or constraints stopping them
> > implementing things. If the MMC framework wants to silently accept
> > regulators that don't allow the voltage to be set then the MMC framework
> > should enumerate the range of voltages which can be set using the
> > regulator it has and then take appropriate action.
> I didn't do this because I don't want to silently accept real regulators
> with insufficient voltage ranges, because that would make it harder to
> debug real MMC failures.
> Sounds like my response to the bug reports should be "persuade your
> distro kernel maintainers to turn off CONFIG_REGULATOR" -- I'll try
> doing that.
Or alternatively persuade someone to provide the appropriate fixed
voltage regulators as part of instantiating the MMC device on these
systems.
prev parent reply other threads:[~2012-08-30 17:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-27 23:33 [PATCH] mmc: core: Quieten "could not set regulator OCR" error Chris Ball
2012-08-29 12:09 ` Ulf Hansson
2012-08-29 13:08 ` Chris Ball
2012-08-30 17:12 ` Mark Brown
2012-08-30 17:25 ` Chris Ball
2012-08-30 17:30 ` Mark Brown [this message]
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