Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933258Ab2JWRHn (ORCPT ); Tue, 23 Oct 2012 13:07:43 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:56497 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754731Ab2JWRHm (ORCPT ); Tue, 23 Oct 2012 13:07:42 -0400 Date: Tue, 23 Oct 2012 18:07:39 +0100 From: Mark Brown To: Stephen Warren Cc: Lucas Stach , Pavan Kunapuli , linux@arm.linux.org.uk, cjb@laptop.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: Re: [PATCH 2/2] mmc: sdhci: Defer probe if regulator_get fails Message-ID: <20121023170723.GD4477@opensource.wolfsonmicro.com> References: <1350976740-19284-1-git-send-email-pkunapuli@nvidia.com> <1350976740-19284-3-git-send-email-pkunapuli@nvidia.com> <1350979047.20572.6.camel@tellur> <5086C5F5.4070801@wwwdotorg.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="kUmo4NyTJbuJZ752" Content-Disposition: inline In-Reply-To: <5086C5F5.4070801@wwwdotorg.org> X-Cookie: Just to have it is enough. User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2031 Lines: 50 --kUmo4NyTJbuJZ752 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Oct 23, 2012 at 10:29:41AM -0600, Stephen Warren wrote: > On 10/23/2012 01:57 AM, Lucas Stach wrote: > > Does this work with boards where we don't have any MMC supplies? Or are > > we just deferring the probe indefinitely there? > > For boards that power MMC unconditionally, are we supposed to add dummy > > regulators to make them work with this patchset? > I believe that dummy (fixed) regulators are supposed to be provided in > all cases where the platform doesn't actually have one. The fact that > everything worked OK without them before this patch was most likely a > mistake/accident. That's the general idea; clearly there *are* supplies here, they're just not software controlled supplies. --kUmo4NyTJbuJZ752 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJQhs7SAAoJELSic+t+oim9susP/0AssZKAu0Kc9VvmhgVgu3fo uP6TknKZf5pfa+U+Up9rlmjzxgmbOHIjGL1joJpUVpbL9iHuuYqqU9S4/sw/bOpy 0yJTrJzrRYWdIK0bx5g+EW6F3RPcPWc7B2ZLPiSHcPFIe6jTSrgQAPCTqAnRYnDv GvDoy+Oya1Ztjim+uIMTuNDJ29t3xrdvwP+Ds7r/Dkz0P3fPCcbleS0NMhbctiNg hP6jOr+roHou+TRPwok5XAoN3j/C9/6riZGy+C1TpRzMR/YLNzuTcLShxG33Pm+l 85PNQLzo27XQBn2ZOX1UyX1FKAkxK3JQ8UavR6TtkEjE5PeCiFP6sqtKdOb3gB+1 kAvK8fbhf8O7JMREFjKNVhOssFQQWOCI5IMlOtAnfuBEl/P1b1S2RXZByUX3KsOu laI1Z3VfSMUfYiklbarHO5CCCzP1TUNpgqnboK3IJjWf0haIuLeTtUDro11lSP8V z+zUckY+AHDilo6IUN6lFRyL8cZU/ohZUE/Snw8NiFzKevubqDQ269usWvKR6kWh pZCisbrU29U0SYwnOH3Zf7VcpuVwjaEUjtinHrprsQhiOs0JvFcTemWYXrabhA8U xTb158lEF1AV9MuFiZe+RBTAiTVuF1ZNnQ3mWgIBoMI8mEv3weu4ncwBz5IC+1xh EVqnpeuK56wfTi+EMHfL =9GG4 -----END PGP SIGNATURE----- --kUmo4NyTJbuJZ752-- -- 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/