From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764572AbdEWPjQ (ORCPT ); Tue, 23 May 2017 11:39:16 -0400 Received: from mail-wm0-f52.google.com ([74.125.82.52]:36087 "EHLO mail-wm0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761417AbdEWPjO (ORCPT ); Tue, 23 May 2017 11:39:14 -0400 Date: Tue, 23 May 2017 16:39:01 +0100 From: Lee Jones To: Keerthy Cc: broonie@kernel.org, robh+dt@kernel.org, t-kristo@ti.com, tony@atomide.com, mark.rutland@arm.com, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH 1/3] mfd: lp87565: Add lp87565 PMIC support Message-ID: <20170523153901.d7o6la6b7hrxsrhe@dell> References: <1495197739-17446-1-git-send-email-j-keerthy@ti.com> <1495197739-17446-2-git-send-email-j-keerthy@ti.com> <20170522174806.nnpk5jso7jhgygm3@dell> <26169872-1b43-88d1-3e5b-367b4d446222@ti.com> <20170523065742.44ytkxdagw2wwttz@dell> <20170523084531.oanijbheozgtoufe@dell> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 23 May 2017, Keerthy wrote: > > > On Tuesday 23 May 2017 02:15 PM, Lee Jones wrote: > > On Tue, 23 May 2017, Keerthy wrote: > >> On Tuesday 23 May 2017 12:27 PM, Lee Jones wrote: > >>> On Tue, 23 May 2017, Keerthy wrote: > >>>> On Monday 22 May 2017 11:18 PM, Lee Jones wrote: > >>>>> On Fri, 19 May 2017, Keerthy wrote: > >>>>> > >>>>>> The LP87565 chip is a power management IC for Portable Navigation Systems > >>>>>> and Tablet Computing devices. It contains the following components: > >>>>>> > >>>>>> - Configurable Bucks(Single and multi-phase). > >>>>>> - Configurable General Purpose Output Signals (GPO). > >>>>>> > >>>>>> The LP87565-Q1 variant device uses two 2-phase outputs configuration, > >>>>>> Buck0 is master for Buck0/1 output and Buck2 is master for Buck2/3 > >>>>>> output. > >>>>>> > >>>>>> Signed-off-by: Keerthy > >>>>>> --- > >>>>>> Documentation/devicetree/bindings/mfd/lp87565.txt | 44 ++++ > >>>>>> drivers/mfd/Kconfig | 14 ++ > >>>>>> drivers/mfd/Makefile | 1 + > >>>>>> drivers/mfd/lp87565.c | 103 ++++++++ > >>>>>> include/linux/mfd/lp87565.h | 275 ++++++++++++++++++++++ > >>>>>> 5 files changed, 437 insertions(+) > >>>>>> create mode 100644 Documentation/devicetree/bindings/mfd/lp87565.txt > >>>>>> create mode 100644 drivers/mfd/lp87565.c > >>>>>> create mode 100644 include/linux/mfd/lp87565.h > >>>>>> > >>> > >>> [...] > >>> > >>>>>> +/* > >>>>>> + * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ > >>>>>> + * > >>>>>> + * Author: Keerthy > >>>>> > >>>>> We usually ask for full "first last" names. > >>>> > >>>> Keerthy is my full name and i do not have a surname. > >>> > >>> What is the 'J' for in your email address? > >> > >> Father's initials. > > > > Okay. > > > >>> [...] > >>> > >>>>>> +static const struct i2c_device_id lp87565_id_table[] = { > >>>>>> + { "lp87565-q1", 0 }, > >>>>>> + { }, > >>>>>> +}; > >>>>>> +MODULE_DEVICE_TABLE(i2c, lp87565_id_table); > >>>>> > >>>>> Is this an OF only driver, or not? > >>> > >>> You didn't answer my question? > >> > >> Sorry i replied on top again. It will be an OF only driver. > > > > Okay, then you don't need this table and you should depend on OF in > > the Kconfig file. > > Okay. Cool thanks for this info. > > I am seeing this commit: 4895e493f91bff7f96f328b883c7f6448aa6abc6 > > mfd: Export OF module alias information in missing drivers > > So no need of i2c_device_id for any of the OF-only mfd drivers? So long as you don't depend on the .data attribute. -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog