From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from az33egw01.freescale.net (az33egw01.freescale.net [192.88.158.102]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "az33egw01.freescale.net", Issuer "Thawte Premium Server CA" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id F3992DDFB8 for ; Wed, 19 Mar 2008 05:28:54 +1100 (EST) Date: Tue, 18 Mar 2008 13:28:41 -0500 From: Scott Wood To: =?utf-8?B?6YOt5Yqy?= Subject: Re: Hi,friends, the question about the u-boot and device tree? Message-ID: <20080318182840.GA4235@loki.buserror.net> References: <405422271.18508@tsinghua.org.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: <405422271.18508@tsinghua.org.cn> Cc: u-boot-users@lists.sourceforge.net, linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Thu, Mar 13, 2008 at 11:31:11PM +0800, 郭劲 wrote: > 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? What board? Are you using a device-tree-aware u-boot and the three-argument form of bootm? What sort of crash? How do you know it's not filling in the frequencies? > Why so many document point out that the zero value will be filled by u-boot? Because it does. :-) If it's not doing so on your board, that needs to be fixed. -Scott