From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B225C433DB for ; Thu, 31 Dec 2020 09:44:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C8B62223E8 for ; Thu, 31 Dec 2020 09:44:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726352AbgLaJoN (ORCPT ); Thu, 31 Dec 2020 04:44:13 -0500 Received: from jabberwock.ucw.cz ([46.255.230.98]:54674 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726323AbgLaJoM (ORCPT ); Thu, 31 Dec 2020 04:44:12 -0500 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 2E56C1C0B77; Thu, 31 Dec 2020 10:43:16 +0100 (CET) Date: Thu, 31 Dec 2020 10:43:15 +0100 From: Pavel Machek To: Tony Lindgren Cc: linux-omap@vger.kernel.org, =?iso-8859-1?Q?Beno=EEt?= Cousson , devicetree@vger.kernel.org, Carl Philipp Klemm , Merlijn Wajer , Sebastian Reichel , Daniel Lezcano , Eduardo Valentin , Peter Ujfalusi Subject: Re: [PATCH 3/3] ARM: dts: motorola-mapphone: Add 1.2GHz OPP Message-ID: <20201231094315.GB22962@amd> References: <20201230084232.19221-1-tony@atomide.com> <20201230084232.19221-3-tony@atomide.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="uQr8t48UFsdbeI+V" Content-Disposition: inline In-Reply-To: <20201230084232.19221-3-tony@atomide.com> User-Agent: Mutt/1.5.23 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org --uQr8t48UFsdbeI+V Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > From: Carl Philipp Klemm >=20 > The omap4430 HS HIGH performance devces support 1.2GHz opp, lower speed > variants do not. However for mapphone devices Motorola seems to have > decided that this does not really matter for the SoC variants they have > tested to use, and decided to clock all devices, including the ones with > STANDARD performance chips at 1.2GHz upon release of the 3.0.8 vendor > kernel shiped with Android 4.0. Therefore it seems safe to do the same, > but let's only do it for Motorola devices as the others have not been > tested. >=20 > Note that we prevent overheating with the passive cooling device > cpu_alert0 configured in the dts file that starts lowering the speed as > needed. >=20 > This also removes the "failed to find current OPP for freq 1200000000" > warning. > +&cpu0 { > + /* > + * Note that the 1.2GiHz mode is enabled for all SoC variants for > + * the Motorola Android Linux v3.0.8 based kernel. > + */ I'm pretty sure it is GHz, not GiHz. > + operating-points =3D < > + /* kHz uV */ > + 300000 1025000 > + 600000 1200000 > + 800000 1313000 > + 1008000 1375000 > + 1200000 1375000 > + >; Is it intended to be 1.008GHz, or is it a typo? Best regards, Pavel --=20 http://www.livejournal.com/~pavelmachek --uQr8t48UFsdbeI+V Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAl/tnTMACgkQMOfwapXb+vI4qQCgmCEMvL7rgscRnAgMGnWydan+ fwcAn0qy0m2hMKa4Uriapr8wxFGkhXA1 =gSni -----END PGP SIGNATURE----- --uQr8t48UFsdbeI+V--