From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751190AbaI3WxY (ORCPT ); Tue, 30 Sep 2014 18:53:24 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:55510 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750717AbaI3WxX (ORCPT ); Tue, 30 Sep 2014 18:53:23 -0400 Date: Tue, 30 Sep 2014 23:52:41 +0100 From: Mark Brown To: Heiko =?iso-8859-1?Q?St=FCbner?= Cc: Doug Anderson , Chris Zhong , linux-rockchip@lists.infradead.org, Liam Girdwood , "linux-kernel@vger.kernel.org" Message-ID: <20140930225241.GO4273@sirena.org.uk> References: <1412070294-5535-1-git-send-email-zyw@rock-chips.com> <1716911.pj5CzLpxUR@phil> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Pk/CTwBz1VvfPIDp" Content-Disposition: inline In-Reply-To: <1716911.pj5CzLpxUR@phil> X-Cookie: So you're back... about time... 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] regulator: rk808: Fix min_uV for DCDC1 & DCDC2 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 --Pk/CTwBz1VvfPIDp Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Sep 30, 2014 at 06:57:51PM +0200, Heiko St=FCbner wrote: > Am Dienstag, 30. September 2014, 09:43:47 schrieb Doug Anderson: > > On Tue, Sep 30, 2014 at 2:44 AM, Chris Zhong wrote: > > > - REGULATOR_LINEAR_RANGE(700000, 0, 63, 12500), > > > + REGULATOR_LINEAR_RANGE(712500, 0, 63, 12500), > > I have no problem with this (and the current "dts" file I see don't go > > this low anyway), but it doesn't match the datasheet I have right now > > which says "0.700 V" is the min. > Then it would be problem. > The original statement above says, that a register value of "0" equals 70= 0mV,=20 > so changing this in this way would mean everything runs 12.5mV above the= =20 > target voltage. > And I can confirm, that the current datasheet lists 700mV as equallying= =20 > register value 0. Has anyone got a voltmeter? --Pk/CTwBz1VvfPIDp Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJUKzQ4AAoJECTWi3JdVIfQPIoH/3W6vkSgrUuDxnptXcbQBYDE iH4GOg2S8Jx43EWZcMfk4qlSo1u58kFVYc3E52un5uMMsGZwp3p1tJRF7qMXee8h vAp79td1FC/lI4Vb0gzmsOVs+LT97fkdocEx+G8RbaVP/m5qzTWUuvIVvLaUI3Pz QTbQTzveR8oMwIUJ8dH5ObR9mV4L5iI/juqm8oC4JVZyCCnhn5elfnu0rA9d4BG3 IT9uwKlYOE+yiRg7dEP1bNAZMTmtbPOWqmlzPwYZVzDXzt4O7uXgTw6QAQDDReIc 2fQeCSDp60koqQNbHvHQe+CZnwEGDyjwdaXZypn/CdTL35i8PVa37dQdH1as0qc= =6H56 -----END PGP SIGNATURE----- --Pk/CTwBz1VvfPIDp--