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Original question:

Turning on the User LEDs on the AM335x EVM

AM3357: Accessing GPIO Pins on AM335X

Vraj Patel
Intellectual 255 points
Part Number: AM3357


Hello,

I want to know how can i control user led within C program on am335x. Where is the driver file located on the filesystem?

  • 0
    TI__Guru**** 170625 points

    Hi Vraj,

    I assume you are using AM335x TI PSDK Linux.

    AM335x GPIO linux driver and LED driver are located at:

    linux-kernel/drivers/gpio/gpio-omap.c

    linux-kernel/drivers/leds/leds-gpio.c


    For GPIO C application directions, refer to the below pointers:

    Regards,
    Pavel