SPL NAND FOR IMX6ULL

Hallo, I am facing some issues with the NAND SPL booting for colibri IMX6ULL board. I am able to compile it and i get the SPL image, but when i load it onto the board , nothing comes up.Please let me know if someone has tried it and if it was a success? Please find attached the deconfig file i am using. Thanks & Regards,Kavya B C