I am using SC589 SHARC processor. I already finished Uboot arm with ubuntu 14.04 as per ADI help manual.Now i want to use GPIO pin for interrupt purpose.But i am facing issue on pin(PE_13) export that pin (PE_13 ) was already assigned to SPI. How to use that pin for GPIO purpose? can u please guide me to solve this issue.
I attached the snapshot of the issue which i am facing right now.