fbtft_device: failed to register SPI device

Hi,

I am using fb_ili9341 driver and followed the steps provided the below link https://github.com/notro/fbtft/wiki/BeagleBone-Black

But when check the log file using dmesg command i am getting an error like this.
fbtft_device: spi_busnum_to_master(0) returned NULL
fbtft_device: failed to register SPI device

Also i cannot see anything on the screen. I am using ADAFRUIT 2.8 TFT LCD https://www.adafruit.com/products/2090

Any help appreciated.

Thanks in Advance.