From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.lixom.net (lixom.net [66.141.50.11]) by ozlabs.org (Postfix) with ESMTP id 05DD3DDE0A for ; Mon, 3 Dec 2007 07:21:37 +1100 (EST) Date: Sun, 2 Dec 2007 14:25:21 -0600 From: Olof Johansson To: Clemens Koller Subject: Re: [rtc-linux] Re: DS1337 RTC on I2C broken. Message-ID: <20071202202521.GA15665@lixom.net> References: <474DB27C.7020909@anagramm.de> <20071128194321.0804b3aa@i1501.lan.towertech.it> <474F1B25.8080508@anagramm.de> <20071129211912.46da8f5b@i1501.lan.towertech.it> <474FEE20.6070606@anagramm.de> <20071130122055.729dd3f8@i1501.lan.towertech.it> <47501A4F.8050400@anagramm.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <47501A4F.8050400@anagramm.de> Cc: Alessandro Zummo , rtc-linux@googlegroups.com, linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Fri, Nov 30, 2007 at 03:12:31PM +0100, Clemens Koller wrote: > Hello, Alessandro! > > Alessandro Zummo schrieb: > > It's just to see if there's any timing issue like > module-coming-up-before-bus-and/or-rtc. > > it should work anyway, but who knows... > > Here comes more debugging output: > > Please note that I have now _two_ almost identical systems up and running > with the > latest kernel. One machine (ecam) with an pcf8563 RTC on I2C and another > one (fox_1) > with an DS1337. Both RTCs work, but the kernel doesn't get the time right. ds1307 requires you to register i2c_board_info for it to probe properly. Does your platform do so? -Olof