LSK: vexpress-tc2 boot failed due to ERROR: Did not find Device Tree blob.

[Naresh Kamboju]

With the latest lsk vexpress-tc2 build it is been noticed that, the board struck in boot loader. the reason for this could be ERROR: Did not find Device Tree blob.

[a] Boot Manager
 [b] Shell
 [c] Reboot
 [d] Shutdown
Start: 2
 ERROR: Did not find Device Tree blob.

Start: <LAVA_DISPATCHER>2014-04-15 11:56:42 AM WARNING: Sending newline in case of corruption.
Invalid input, please choose a menu option from the list above
...
Start: <LAVA_DISPATCHER>2014-04-15 11:59:42 AM INFO: Timeout waiting for boot prompt: Timeout exceeded in read_nonblocking().
CRITICAL: Could not get the test image booted properly
INFO: CriticalError

LAVA jobs failed.
https://validation.linaro.org/scheduler/job/120835/log_file#L_21_142
https://validation.linaro.org/scheduler/job/120883/log_file#L_21_142
https://validation.linaro.org/scheduler/job/120939/log_file#L_21_142

- "hwpack": "http://snapshots.linaro.org/kernel-hwpack/linux-linaro-stable-lsk-vexpress/255/hwpack_linaro-vexpress_20140415-1108_b255_armhf_supported.tar.gz"
 - "rootfs": "http://snapshots.linaro.org/ubuntu/images/developer/653/linaro-saucy-developer-20140414-653.tar.gz"