PROCESSOR-SDK-AM335X: SPI NOR flash boot

Part Number:PROCESSOR-SDK-AM335X

Hi,

I m using AM335x processor for my project. Currently i m booting from Micro SD card.

I want to boot from SPI-Nor flash. My Device is M25P16-VMC6TP

I Cannot able to probe my device from UBoot.

U-boot-FMS#sf probe 0 0 0   
SF: unrecognized JEDEC id bytes: 20, 20, 15
Failed to initialize SPI flash at 0:0

I tried to initialize the spi with following link:

I cannot find the exact location to perform this below action :