Thank You Yuri,
This post was made with reference to resolve issue in the following thread:
Re: kernel hangs @ Starting kernel ...
Following the procedure mentioned above the U-boot boots with the following message
U-Boot 2014.10+fslc+g5fd0b60 (Oct 28 2015 - 10:27:43)
CPU: Freescale i.MX6Q rev1.0 at 792 MHz
Reset cause: POR
Board: MX6-SabreSD
I2C: ready
DRAM: 1 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2
The release note mentions u-boot version 2014.04 , but the image i build boots with version 2014.10+fslc+g5fd0b60.
warm regards
Sujith Vasudevan