From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?gb2312?B?ufm+og==?= Date: Fri, 14 Mar 2008 09:40:42 +0800 Subject: [U-Boot-Users] Hi, friends, the question about the u-boot and device tree? Message-ID: <405458842.27358@tsinghua.org.cn> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi,friends, I??made follow define on my MPC8360EMDS.h file. Is it enough? The uboot still did not fill the zero frequency on dtb. I think the ft_cpu_setup and ft_board_setup function have been run. /* pass open firmware flat tree */ #define CONFIG_OF_FLAT_TREE 1 #define CONFIG_OF_BOARD_SETUP 1 /* maximum size of the flat tree (8K) */ #define OF_FLAT_TREE_MAX_SIZE 8192 >From: "Grant Likely" >Reply-To: >To: "????" >Subject: Re: [U-Boot-Users] Hi, friends, the question about the u-boot and device tree? >Date:Thu, 13 Mar 2008 13:21:35 -0600 > >On Thu, Mar 13, 2008 at 9:31 AM, ???? wrote: >> Hi,friends, >> >> I make all the frequency(timebase-frequency;bus-frequency;clock-frequency) value >> on device tree file equal to zero, I think those frequency will filled by u-boot >> during bootm, but in fact, the u-boot did not fill any frequency. after bootm, >> crashed. Why? >> >> Why so many document point out that the zero value will be filled by u-boot? > >In most cases it will assuming that your u-boot board port is >configured to fill in those values. You need to make sure that the >ft_board_setup function is getting called by bootm and that it fills >in those properties. > >g. > >-- >Grant Likely, B.Sc., P.Eng. >Secret Lab Technologies Ltd. >