From: Simon Horman Date: Tue, 08 Apr 2014 00:50:41 +0000 Subject: Re: [PATCH] ARM: shmobile: armadillo-reference dts: enable RTC Message-Id: <20140408005041.GE30496@verge.net.au> List-Id: References: <1378900273-10188-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> In-Reply-To: <1378900273-10188-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Fri, Apr 04, 2014 at 12:06:12PM +0200, Geert Uytterhoeven wrote: > On Thu, Apr 3, 2014 at 11:40 AM, Geert Uytterhoeven > wrote: > > On Thu, Apr 3, 2014 at 10:30 AM, Ulrich Hecht wrote: > >> On Thu, Apr 3, 2014 at 2:11 AM, Simon Horman wrote: > >>> I am a little confused about i2c2 appearing below as > >>> the documentation that I have only seems to refer to > >>> the presence of i2c0 and i2c1. > >> > >> This thing doesn't use any of the SoC I2C controllers, it's just > >> hooked up to two GPIO pins. The board docs don't give much detail, but > >> I found the relevant info in the Android vendor kernel, which is where > >> this "bus" is called i2c2. The name is arbitrary, though. > > > > Table 3.1 does mention "I2C2 (GPIO) For RTC only", and the docs also > > mention it's a s35390a. I think you may have a different version of the documentation to me. But in any case I trust the combined judgement of you and Ulrich. > And board-armadillo800eva.c also contains support for it. That I see :) I will queue up this patch.