From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754039AbbAZLrn (ORCPT ); Mon, 26 Jan 2015 06:47:43 -0500 Received: from metis.ext.pengutronix.de ([92.198.50.35]:53690 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753881AbbAZLrl (ORCPT ); Mon, 26 Jan 2015 06:47:41 -0500 Date: Mon, 26 Jan 2015 12:47:35 +0100 From: Sascha Hauer To: Olof Johansson , Arnd Bergmann Cc: Samuel Ortiz , YH Chen =?utf-8?B?KOmZs+aYseixqik=?= , linux-kernel@vger.kernel.org, Henry Chen , Rob Herring , Matthias Brugger , Yingjoe Chen =?utf-8?B?KOmZs+iLsea0sik=?= , Eddie Huang , Lee Jones , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2] MediaTek PMIC support Message-ID: <20150126114735.GA3178@pengutronix.de> References: <1422022202-7526-1-git-send-email-s.hauer@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1422022202-7526-1-git-send-email-s.hauer@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 12:44:36 up 102 days, 22:58, 144 users, load average: 0.04, 0.27, 0.29 User-Agent: Mutt/1.5.21 (2010-09-15) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Olof, Arnd, OK to put the driver into drivers/soc/mediatek? Can you take these patches? Sascha On Fri, Jan 23, 2015 at 03:09:55PM +0100, Sascha Hauer wrote: > This series adds initial support for the MediaTek MT6397 PMIC and the > necessary infrastructure to attach it on the MT8135 / MT8173 SoCs. > > The infrastructure includes: > > - pericfg / infracfg controller support > The pericfg / infracfg controllers contain miscellaneous registers for > reset controllers and clocks. > > - PMIC wrapper support > On MediaTek MT8135, MT8173 and other SoCs the PMIC is connected via > SPI. The SPI master interface is not directly visible to the CPU, but > only through the PMIC wrapper inside the SoC. The communication between > the SoC and the PMIC can optionally be encrypted. Also a non standard > Dual IO SPI mode can be used to increase speed. The MT8135 also supports > a special feature named "IP Pairing". With IP Pairing the pins of some > SoC internal peripherals can be on the PMIC. The signals of these pins > are routed over the SPI bus using the pwrap bridge. Because of these > optional non SPI conform features the PMIC driver is not implemented as > a SPI bus master driver. > > The MT6397 PMIC itself is implemented as a regular mfd device driver which > uses regmap to access the PMIC registers. > > This series also adds regulator support for the MT6397 PMIC. > > The first 6 patches can be merged through the ARM SoC tree. The mfd > patch is independent of the first 6 patches and can be merged through the > mfd maintainer trees. > > Changes since v1: > > - document reset bindings for infracfg/pericfg > - fix base addresses in infracfg binding example > - Remove more Email addresses from Flora Fu (She is not working at > MediaTek anymore, her address is no longer valid) > - drop Regulator support patch, it's already in next > > Sascha > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |