From mboxrd@z Thu Jan 1 00:00:00 1970 From: Timur Tabi Date: Wed, 15 Nov 2006 11:22:44 -0600 Subject: [U-Boot-Users] U-boot reset command on MPC8548CDS In-Reply-To: References: Message-ID: <455B4CE4.6020003@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Thomas Schafer wrote: > Hi, > > I have u-boot 1.1.6 running on my MPC8548CDS board. When trying the > u-boot 'reset' command, the board hangs after RAM initialization. > Stepping through the code showed, that the board hangs when accessing > the DDR RAM during relocation. Accessing RAM isn't also possible with my > BDI2000 in that state. > > Is this a known issue? Why is the RAM not longer accessible after the > 2nd initialization? Does this happen with earlier versions of U-Boot? The reason I ask is that the I2C code for 85xx was recently changed (see fsl_i2c.c), and I2C is used to initialize DDR. -- Timur Tabi Linux Kernel Developer @ Freescale