From mboxrd@z Thu Jan 1 00:00:00 1970 From: Graeme Russ Date: Mon, 16 Mar 2015 22:10:27 +1100 Subject: [U-Boot] No console output once kernel starts loading. In-Reply-To: <1425509212145-207674.post@n7.nabble.com> References: <1425509212145-207674.post@n7.nabble.com> Message-ID: <5506BA23.1030506@tss-engineering.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 David, On 05/03/15 09:46, DaveKucharczyk wrote: > I'm currently working on the kernel dtb for our MX53 board. > > U-boot loads the dtb and kernel and then gets stuck at "starting kernel...". > > I've triple checked the uart pad setup in imx53.dtsi This is probably a long shot, but I had the same issue when I did the original x86 port. It turned out that I had not routed the UART interrupt signal correctly in U-Boot - I think the Linux kernel may have been waiting on some kind of interrupt from the UART (probably buffer empty) before it sent anything to it. Regards, Graeme