Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753899AbaKXPRl (ORCPT ); Mon, 24 Nov 2014 10:17:41 -0500 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:36848 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751758AbaKXPRj (ORCPT ); Mon, 24 Nov 2014 10:17:39 -0500 Date: Mon, 24 Nov 2014 15:15:27 +0000 From: Mark Brown To: Alban Bedel Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Grant Likely , Liam Girdwood , Kumar Gala , Ian Campbell , Mark Rutland , Pawel Moll , Rob Herring Message-ID: <20141124151527.GC7712@sirena.org.uk> References: <1416834123-23139-1-git-send-email-alban.bedel@avionic-design.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="uh9ZiVrAOUUm9fzH" Content-Disposition: inline In-Reply-To: <1416834123-23139-1-git-send-email-alban.bedel@avionic-design.de> X-Cookie: Celebrity voices impersonated. 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 1/4] devicetree: add a binding for a regulator that constrains its supply 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 --uh9ZiVrAOUUm9fzH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Nov 24, 2014 at 02:02:00PM +0100, Alban Bedel wrote: > +Constrained Supply Regulator > + > +This binding allow creating a virtual regulator that constrain its > +supply to provides the requested voltage. This is to allow using > +simple drivers that don't explicitly request a voltage on boards > +that have adjustable hardware regulators. > + > +Required properties: > +- compatible : Must be "regulator-constrained-supply". > +- vin-supply : phandle to the parent supply/regulator node Reading this description I'm at a loss to explain what this is intended to achieve - it's obviously not describing hardware which is a rather large alarm bell and I don't really understand why the constraints wouldn't be set on the parent regulator. --uh9ZiVrAOUUm9fzH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJUc0uPAAoJECTWi3JdVIfQQZEH/1zCEnN2ttR//WYqwwaJa92Z IfsafQt4Wn6BZxWaRQ5hajGLL12y/Vv9nqW1oRtE4PfbMDO+SbntYwmbvO1/jcmJ tegnirXYAiNNPWpz77R8M4ZYzGCje19rqH35gVduDXp20grg03tqYTci2IxEnjjK b7a4vy/HsAR/orZF8KLf2kV6WuDoxcOPo47+ADOkQVfsDff2ctt1I0Bai98nWVTO 7BSeXocGnbE1M+sduhKD9Bf4SwjbFzpHWQjBOZWGlHXmrAFp+C8zOFjazRbC11JT yW+aN2Fz+OrEK9Bu2dyodyTGqV+QSNuxDHneM+tHcier2XT7gGircPFc1sLvJA0= =29wA -----END PGP SIGNATURE----- --uh9ZiVrAOUUm9fzH-- -- 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/