Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757891Ab0HJXUS (ORCPT ); Tue, 10 Aug 2010 19:20:18 -0400 Received: from wolverine02.qualcomm.com ([199.106.114.251]:46154 "EHLO wolverine02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753391Ab0HJXUQ (ORCPT ); Tue, 10 Aug 2010 19:20:16 -0400 X-IronPort-AV: E=McAfee;i="5400,1158,6070"; a="50440577" Date: Tue, 10 Aug 2010 16:20:14 -0700 From: David Brown To: Trilok Soni Cc: Neil Leeder , Dmitry Torokhov , linux-input@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Horace Fu , Mandeep Singh Baines Subject: Re: [PATCH 1/1] mouse: add qci touchpad driver Message-ID: <20100810232014.GB21240@huya.qualcomm.com> References: <1281126776-20014-1-git-send-email-nleeder@codeaurora.org> <4C5D3926.6050307@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4C5D3926.6050307@codeaurora.org> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 829 Lines: 22 On Sat, Aug 07, 2010 at 04:14:54PM +0530, Trilok Soni wrote: > > + > > +/* > > + * Driver communicates over i2c to nuvoTon WPCE775x Embedded Controller, > > + * which has touchpad attached through PS/2 interface. > > + */ > > Why this driver is not developed through MFD architecture then? nuvoTon chip > looks like multi-function chip, isn't it? It is, in the sense that it does multiple things. But, for this particular device, it makes the keyboard available as an i2c device. I don't see any particular reason to tie that to other functionality that the chip provides. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/