From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Eric_B=E9nard?= Date: Tue, 25 Aug 2009 11:38:00 +0200 Subject: [U-Boot] RTC value corruption on QIL-A9G20 startup In-Reply-To: <20090825083729.GA10327@pc-ras4041.res.insa> References: <20090825083729.GA10327@pc-ras4041.res.insa> Message-ID: <4A93B0F8.80409@eukrea.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, Albin Tonnerre a ?crit : > Currently, I don't really have any idea. Besides, it's going to be hard for me > to debug this, as I don't have an oscilloscope at hand. Would you please try to > run u-boot within a debugger to see where exactly the CS line is driven low? isn't the RTC connected to the SPI chip select that the internal firmware toggle on boot to probe for a SPI Flash ? Eric