From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Simek Date: Thu, 27 Mar 2014 09:21:16 +0100 Subject: [U-Boot] Xilinx Zed Board resets with Master In-Reply-To: <4434892.iBUd8ViCPg@dabox> References: <4434892.iBUd8ViCPg@dabox> Message-ID: <5333DF7C.8030500@monstr.eu> 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 03/27/2014 09:08 AM, Tim Sander wrote: > Hi > > As i have seen that the Xilinx support has entered master i just tried to boot > it on a Xilinx Zynx Zedboard Rev. D. The build works with the xilinx git tree > so i am pretty confident that its not some issues with bootgen or the embedded > fpga image. > > The board loads the fpga which can be seen by the blue "done" led of the > ZedBoard. But then the LED turns off and about after a second or so it just > lights up shortly again to turn off again. So it seems as if the board is > somehow caught in a reboot loop. Any ideas what might be wrong? > > I am building with: > export PATH=~/xilinx/SDK/2013.3/gnu/arm/lin/bin:$PATH > export CROSS_COMPILE=arm-xilinx-linux-gnueabi- > make clean > make distclean > make zynq_zed_config > make > > The BOOT.BIN is build > xilinx/SDK/2013.3/bin/lin64/bootgen -image u-boot.bif -w on -o BOOT.BIN > > And u-boot.bif looks like that: > the_ROM_image: > { > [bootloader]zynq_fsbl_0.elf > system.bit > u-boot.elf > } mainline u-boot support is using configuration based on dts files (OF_CONTROL) And because our DTSes are almost empty in mainline I expect you are not able to see anything from u-boot. I recommend you to copy dts file from xilinx kernel and then use u-boot-dtb version. Or the second option is to remove OF_CONTROL from zynq-common.h file and then I hope you should be able to see something on console. Thanks, Michal -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/ Maintainer of Linux kernel - Xilinx Zynq ARM architecture Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 263 bytes Desc: OpenPGP digital signature URL: