From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933908AbdCVHSK (ORCPT ); Wed, 22 Mar 2017 03:18:10 -0400 Received: from mail.free-electrons.com ([62.4.15.54]:48810 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758522AbdCVHSF (ORCPT ); Wed, 22 Mar 2017 03:18:05 -0400 Date: Wed, 22 Mar 2017 08:16:57 +0100 From: Maxime Ripard To: Chen-Yu Tsai Cc: Quentin Schulz , Dmitry Torokhov , Rob Herring , Mark Rutland , Lee Jones , Russell King , Jonathan Cameron , knaack.h@gmx.de, Lars-Peter Clausen , Peter Meerwald-Stadler , Thomas Petazzoni , "linux-input@vger.kernel.org" , devicetree , linux-arm-kernel , linux-kernel , linux-iio@vger.kernel.org, linux-sunxi , Icenowy Zheng Subject: Re: [PATCH v3 02/11] ARM: sun8i: a33: add all operating points Message-ID: <20170322071657.omlvxykz5ans357o@lukather> References: <20170321153611.16228-1-quentin.schulz@free-electrons.com> <20170321153611.16228-3-quentin.schulz@free-electrons.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="gqje5lszmbmjyqtz" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.6.2-neo (2016-08-21) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --gqje5lszmbmjyqtz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 22, 2017 at 11:31:54AM +0800, Chen-Yu Tsai wrote: > On Tue, Mar 21, 2017 at 11:36 PM, Quentin Schulz > wrote: > > This adds almost all operating points allowed for the A33 as defined by > > fex files available at: > > https://github.com/linux-sunxi/sunxi-boards/tree/master/sys_config/a33 > > > > There are more possible frequencies in this patch than there are in the > > fex files because the fex files only give an interval of possible > > frequencies for a given voltage. All supported frequencies are defined > > in the original driver code in Allwinner vendor tree. > > > > There are two missing frequencies though: 1104MHz and 1200MHz which > > require the CPU to have 1.32V supplied, which is higher than the default > > voltage. > > > > Without all A33 boards defining the CPU regulator, we cannot have these > > two frequencies as it would cause the CPU to try to run a higher > > frequency without "overvolting" which is very likely to crash the CPU. > > > > Therefore, these two frequencies must be enabled on a per-board basis. > > > > Signed-off-by: Quentin Schulz >=20 > Acked-by: Chen-Yu Tsai Applied, thanks! Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com --gqje5lszmbmjyqtz Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIcBAEBCAAGBQJY0iTpAAoJEBx+YmzsjxAgUvwQAJTSFq4/o3ch4Qze5LOjdXHh V345lF+v7dj/ci69HE+Vt7rBzh8suhoWu3tN6a7345BTvE32Foym2deIjFidreFt U7NaBDHCrvFyPm+8yFiK+q9uZWEITgq9zgTWH+i7bmA2ToHB0fdwhK9TjeKYWKQu bMNvRENIwzioYUl6gbu89eIJa4P9G/FPU/Qcz9FTJdD4NSLBq8w4z47uX+PftAEt iE5Lh9suE/TWIxhLVnzdXC05MgGtUFxrp0kOQkLePsAipFNV18AFE/PAhVR7zpdU TMoCtpfqrHv5FP8wklZVqX9ep11zELUGfCbLRUHJmLiL3YCPS9oSyAtSScf3Vp7X 9BYyJ9l9VJ5dBzge9Q1FtTSJ+Sm/k8d0VEV1PfzYBszRyUABpEYM4GChe+Ckh26P oqCcFGghFZd+QxpZy7E0hNJ0Qr4U0YnWtKpNXGXnQ1vzZ2FUxhSTRCnahgGoTvI6 ES5bC3YoJSonlK3OfsC7uE7Km+0rT8N/QvLnoxmKMFesxkdfdUN+H8d0BqF9oWgL FAtbBDeoqvFF2PZqwsACfn8XGGVLiQHBZpbs+DHO2WDljb05hEhvkm8WH6TuLnUx wt1s3woseDK4HKApKnwoWhADzC5rJ8sbHzawUWiKQl0wjWulIoi1JAyRrJ+horm1 3fNTtXtUeh5hGKwwflmd =eX9v -----END PGP SIGNATURE----- --gqje5lszmbmjyqtz--