From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sudhakar Rajashekhara Date: Tue, 29 Jun 2010 15:59:31 +0530 Subject: [U-Boot] Supporting two boards which are almost similar In-Reply-To: <042f01cb1456$ffa4e250$feeea6f0$@raj@ti.com> References: <042f01cb1456$ffa4e250$feeea6f0$@raj@ti.com> Message-ID: <06aa01cb1775$f63b3940$e2b1abc0$@raj@ti.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, On Fri, Jun 25, 2010 at 16:40:19, Sudhakar Rajashekhara wrote: > Hi, > > Spectrum digital has two versions of DM6467 EVM, DM6467 and DM6467T. > Though there are some video related differences between these two boards, > from U-Boot perspective the only difference the developer need to worry > is the different oscillator frequency. DM6467 has 27MHz crystal but > DM6467T has 33MHz crystal. Both these EVMs are registered as two different > boards in mach-types.h. Existing U-Boot has support DM6467 EVM which has > 27MHz crystal. How should I go about adding support for DM6467T EVM which > has 33MHz crystal? Do I need to add a new configuration file for this or > can I make use of the existing configuration file in any way? > > One method I was aware of was, using some scripting from the top level > Makefile but I believe this is not recommended. > Any other method of achieving this? Regards, Sudhakar