From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH] mfd: Add TWL4030 PWM driver Date: Wed, 21 Mar 2012 08:39:06 +0000 Message-ID: <201203210839.06258.arnd@arndb.de> References: <1332262083-9375-1-git-send-email-walle@corscience.de> <201203202202.12060.arnd@arndb.de> <4F697201.1090206@bwalle.de> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Return-path: Received: from moutng.kundenserver.de ([212.227.126.187]:57337 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755640Ab2CUIjN (ORCPT ); Wed, 21 Mar 2012 04:39:13 -0400 In-Reply-To: <4F697201.1090206@bwalle.de> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Bernhard Walle Cc: Bernhard Walle , sameo@linux.intel.com, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, Thierry Reding On Wednesday 21 March 2012, Bernhard Walle wrote: > Am 20.03.12 23:02, schrieb Arnd Bergmann: > > On Tuesday 20 March 2012, Bernhard Walle wrote: > >> > >> This PWM driver uses the PWM of the TWL4030. The driver for the TWL6030 > >> PWM has been used as mode, but the PWM registers are different. > >> > >> The driver can be used and has been tested in conjunction with > >> pwm-backlight to control a backlight LED of a LCD touch screen. > >> > >> Signed-off-by: Bernhard Walle > > > > Since it's too late for v3.4 now and we will get a new pwm > > subsystem in v3.5, I suggest you change the driver to work > > register with that subsystem instead of just using the old > > header file. Note that drivers/mfd is not really the right > > place anyway, because this is not a multifunction driver but > > just one device driver that happens to be a slave of an mfd. > > Does that new subsystem already exist in some tree? Thierry Reding has been busily posting patches, so he probably has one that you can use, but I couldn't find it now. Arnd