Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758017AbaDXQ00 (ORCPT ); Thu, 24 Apr 2014 12:26:26 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:44035 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753653AbaDXQ0V (ORCPT ); Thu, 24 Apr 2014 12:26:21 -0400 Date: Thu, 24 Apr 2014 17:25:58 +0100 From: Mark Brown To: Naveen Krishna Chatradhi Cc: linux-i2c@vger.kernel.org, naveenkrishna.ch@gmail.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, sjg@chromium.org, grundler@chromium.org, linux-kernel@vger.kernel.org, wsa@the-dreams.de, cpgs@samsung.com Message-ID: <20140424162558.GB12304@sirena.org.uk> References: <1398350916-885-1-git-send-email-ch.naveen@samsung.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="QeltdQgz4fvqE4Zk" Content-Disposition: inline In-Reply-To: <1398350916-885-1-git-send-email-ch.naveen@samsung.com> X-Cookie: You will be successful in your work. User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: 94.175.94.161 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: [PATCH] i2c: exynos5: Initialise Samsung High Speed I2C controller early X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --QeltdQgz4fvqE4Zk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Apr 24, 2014 at 08:18:36PM +0530, Naveen Krishna Chatradhi wrote: > This patch moves initialization code to subsys_initcall() to ensure > that the i2c bus is available early so the regulators can be quickly > probed and available for other devices on their probe() call. > Such solution has been proposed by Mark Brown to fix the problem of > the regulators not beeing available on the peripheral device probe(): > http://lists.infradead.org/pipermail/linux-arm-kernel/2010-March/011971.html What specifically is this needed for? We *should* be able to use deferred probe for most things, but I know that not all subsystems are able to yet. --QeltdQgz4fvqE4Zk Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJTWTsTAAoJELSic+t+oim9IEYP+gJK9puc8vR5pTCxJdPLCo4J rnD+aSHJMTdoIaay5rqaH+ESsmTyskwLF5t8kLleaOa1lZSSaaxBJVJlx1wUnD7O wy2quNT8Jxf1A1vvc6R4Pn4wxjlxgSmLhHQJ0wNi9TC7LsNUxglUsoIdE9htjkxy vJrbNjbQtRYzCupDfbvV7IlBUg2LRwfZ9ZKGDRlQQBhAvAzYqsNRA3EGokpl16T/ slseb7kKzghCf0/UF4SPyzziCor9+vDSWSykEBuHzGapSgoK+MSa81BkrkZUnvog FBeuGJvYh9RaYl0F0h2rK5NzNoVllPxGPAuHwKjcQV0At3G/Qf+zfZOVivpCDAig oo+Xr8b2+IADofb8HNOrcfaHEm1ran1i38Kw6F6uy2I1XFJnWxBuv37fwgg31xiy ZhqsUQyu5P0B3DGN1+PT9iSRzvXrg72klwwnOcPCMDKzV/vIM41nf+xCImZ004t1 o8UwiU54XMN01RiVGPVPhcaUxmgIfDkl8nzGFy+eJZCw5jKsQa0/NEmtQ+sZAhfl 5fG22Nfmz8oD9kU7aJhHL+sJdUZTSIlwJ85b3JNnMU+IOXiUrcAd/VBztEKiVomc 6u9UN5JeVGsdgsRtIzNpZ3r0M+SDFUO9brsguTqiL9lx6PBbHlTdDjNhr8OwpL8k tpWZaCCPZP3o2S4ZasO8 =/VdO -----END PGP SIGNATURE----- --QeltdQgz4fvqE4Zk-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/