From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754491Ab3CRSlr (ORCPT ); Mon, 18 Mar 2013 14:41:47 -0400 Received: from mail-oa0-f53.google.com ([209.85.219.53]:39930 "EHLO mail-oa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752561Ab3CRSlp (ORCPT ); Mon, 18 Mar 2013 14:41:45 -0400 MIME-Version: 1.0 In-Reply-To: <20130227084034.GE16414@sortiz-mobl> References: <1361830121-32284-1-git-send-email-sjg@chromium.org> <20130227084034.GE16414@sortiz-mobl> Date: Mon, 18 Mar 2013 11:41:44 -0700 X-Google-Sender-Auth: cZIV0X3aDp3Ukv19pQrgbzxnTeE Message-ID: Subject: Re: [PATCH v6 0/6] Add ChromeOS Embedded Controller support From: Simon Glass To: Samuel Ortiz Cc: LKML , Rob Landley , Felipe Balbi , Grant Likely , Wolfram Sang , Luigi Semenzato , Rob Herring , Che-Liang Chiou , Jonathan Kliegman , "linux-input@vger.kernel.org" , Sourav Poddar , Devicetree Discuss , Alban Bedel , Roland Stigge , Vincent Palatin , Javier Martinez Canillas , Mark Brown , "linux-doc@vger.kernel.org" , Dmitry Torokhov , Tony Lindgren , Bill Pemberton , Doug Anderson , Olof Johansson Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Samuel, On Wed, Feb 27, 2013 at 12:40 AM, Samuel Ortiz wrote: > Hi Simon, > > On Tue, Feb 26, 2013 at 09:13:06PM -0800, Simon Glass wrote: >> Hi Samuel, >> >> On Mon, Feb 25, 2013 at 2:08 PM, Simon Glass wrote: >> > The ChromeOS Embedded Controller (EC) is an Open Source EC implementation >> > used on ARM and Intel Chromebooks. Current implementations use a Cortex-M3 >> > connected on a bus (such as I2C, SPI, LPC) to the AP. A separate interrupt >> > line is used to indicate when the EC needs service. >> > >> > Functions performed by the EC vary by platform, but typically include >> > battery charging, keyboard scanning and power sequencing. >> > >> > This series includes support for the EC message protocol, and implements >> > a matrix keyboard handler for Linux using the protocol. The EC performs >> > key scanning and passes scan data in response to AP requests. This is >> > used on the Samsung ARM Chromebook. No driver is available for LPC at >> > present. >> > >> > This series can in principle operate on any hardware, but for it to actually >> > work on the Samsung ARM Chromebook, it needs patches which are currently in >> > progress to mainline: Exynos FDT interrupt support and I2C bus arbitration. >> > >> > The driver is device-tree-enabled and a suitable binding is included in >> > this series. Example device tree nodes are included in the examples, >> > but no device tree patch for exynos5250-snow is provided at this stage, since >> > we must wait for the above-mentioned patches to land to avoid errors from >> > dtc. This can be added with a follow-on patch when that work is complete. >> > >> >> Are you happy with this series? Do you think it is ready to be picked >> up for mfd? > It probably is, and it will be part of the next merge window. I'll apply the > after the merge window closes. I'm just checking that we are still good to do this? Regards, Simon