From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751951AbaHPVdm (ORCPT ); Sat, 16 Aug 2014 17:33:42 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:38868 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751576AbaHPVdi (ORCPT ); Sat, 16 Aug 2014 17:33:38 -0400 Date: Sat, 16 Aug 2014 14:20:50 +0100 From: Mark Brown To: atull Cc: Guenter Roeck , Jean Delvare , lm-sensors@lm-sensors.org, linux-kernel@vger.kernel.org, Liam Girdwood Message-ID: <20140816132050.GH28623@sirena.org.uk> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="X+8siUETKMkW99st" Content-Disposition: inline In-Reply-To: X-Cookie: Don't feed the bats tonight. User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: 216.80.70.240 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: power supply gating with ltc2978 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 --X+8siUETKMkW99st Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 15, 2014 at 04:34:49PM -0500, atull wrote: > I am interested in adding functionality to be able to gate power supplies= =20 > going through a ltc2978. I see that there is a hwmon driver already=20 > existing (hwmon/pmbus/ltc2978.c). I see some of the other hwmon drivers= =20 > have MFD's. It looks like this ltc driver would need a MFD and a=20 > regulator driver added. However I don't see other pmbus hwmon drivers > using MFD. > So I am asking for recommendations and reservations on how to proceed her= e=20 > before I get too far with this. Without knowing anything at all about pmbus or this particular hardware it's hard to comment but what you're saying here sounds sensible (though I do see that apparently splitting the drivers may not actually be sensible from Guenter's followup). --X+8siUETKMkW99st Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBAgAGBQJT71qvAAoJELSic+t+oim9UtUQAILk6cTsI5EsOwTL3kJVu1h1 w1AfxlgenCdraYvyym7hAbdVWMiN0hO7tzpj4bOR+9kIdLufgzVzOK7irpiRxICs mOCUz+de2vZAwaaRR/TDTmRKklnuZw00as516VAlI5d7PjPUe00QFsy+vfaADOds dH7lIroVAj76cUMsgTEmYpxw8ZpgJS4Mh5KuDrG0BtT9mBvTttmZUTQOXz+ANEOk /zSLCm2Vg9lFledplCKdAFCMqO452s4HlCJZMIO9tmM57/wyVN0sVcNXvAsl0WKc Y6PzTLv72ONDB14+2vPKX4RWDXnmDWW8MxHscEaYK5/D7x1OepH0d/zCPvfRQ86T 4vQVIkDfQRX2cp46Fc3OJX4CxlUHS9rFByJ9LcgpKUoN7SDpI8UbCZPVwg8pqGWG kiYqNxEqPZPlgC+dGeGvXMffypApXtOhFtX56IC03AIdP/3t90YoBjukmUQSbBZL SGQvNTfXFvz0H6BICLABKBA+v7h+BYsLJWB/GrNT9W5hcKtGqrV/osMzQMH4afWj aumeGocbpOf+DG9SJrLci6JBefakJdqRoQaw7mv8a5kQrKQiK5AVTNRZpMVJ2fUy R3n98kAlF5hjakJfQoI12LiXPV7AUpnoff9Qxrjn2dDpsnXwRQApq6YUJj2/eLYA NAwBJmMc1LJUQUPXILOH =7gLL -----END PGP SIGNATURE----- --X+8siUETKMkW99st--