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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Mike Rapoport <mike@compulab.co.il>
Cc: Samuel Ortiz <sameo@linux.intel.com>,
	eric miao <eric.y.miao@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mfd/da903x: initialize PMIC core early
Date: Mon, 15 Jun 2009 15:34:11 +0100	[thread overview]
Message-ID: <20090615143410.GE6106@sirena.org.uk> (raw)
In-Reply-To: <4A3655DC.9090407@compulab.co.il>

On Mon, Jun 15, 2009 at 05:08:28PM +0300, Mike Rapoport wrote:
> Samuel Ortiz wrote:

> > Sure. Care to explain why this needs to be called earlier ?

> We want to have da903x regulators available early during boot, and since they
> are subdevices of mfd/da903x they cannot be enabled until the da903x core is
> initialized.
> I just saw Liam Girdwood pull request with "regulator: Move regulator drivers to
> subsys_initcall()" commit and jumped in :)

Any MFD core with regulators on it ought to be pulled forward to
subsys_initcall().  Doing this makes it easier to get a sensible
ordering during boot without having a song and dance in consumer
drivers waiting for the regulators that supply them to instantiate.

  reply	other threads:[~2009-06-15 14:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-15 12:02 Mike Rapoport
2009-06-15 13:51 ` Samuel Ortiz
2009-06-15 14:08   ` Mike Rapoport
2009-06-15 14:34     ` Mark Brown [this message]
2009-06-15 14:44       ` Samuel Ortiz

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