From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932105AbaJNKgm (ORCPT ); Tue, 14 Oct 2014 06:36:42 -0400 Received: from mga11.intel.com ([192.55.52.93]:10512 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754690AbaJNKgk (ORCPT ); Tue, 14 Oct 2014 06:36:40 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="399935057" Message-ID: <543CFC7F.2070607@linux.intel.com> Date: Tue, 14 Oct 2014 13:35:43 +0300 From: Mathias Nyman User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.0 MIME-Version: 1.0 To: David Cohen , linus.walleij@linaro.org, gnurou@gmail.com CC: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Mika Westerberg Subject: Re: [RFC/PATCH] gpio/pinctrl: baytrail: move gpio driver from pinctrl to gpio directory References: <1413227857-555-1-git-send-email-david.a.cohen@linux.intel.com> In-Reply-To: <1413227857-555-1-git-send-email-david.a.cohen@linux.intel.com> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 13.10.2014 22:17, David Cohen wrote: > Even though GPIO module on Intel Bay Trail is able to control pin > functionality, it's unlikely Linux kernel driver will ever support it > since BIOS should handle all pin muxing itself. > > Currently this driver does not register any pinctrl interface and > doesn't call any pinctrl interface. It just uses on internal functions > the 'struct pinctrl_gpio_range', which is a weak justification to not be > under gpio directory. > This discussion was held when gpio-baytrail was first submitted. These threads explain the gpio/pinctrl-baytrail history: http://marc.info/?l=linux-kernel&m=136981432427668&w=2 http://marc.info/?l=linux-kernel&m=137113578604763&w=2 http://marc.info/?l=linux-kernel&m=137155497023054&w=2 A proper pinctrl driver for baytrail is still not yet ruled out -Mathias