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Access GPIOs of ZedBoard

Category: Software
Product Number: ZedBoard with Kuiper Linux

Hello, 

gpio-979 ( |ld0:red ) out lo
gpio-980 ( |ld1:red ) out lo
gpio-981 ( |ld2:red ) out lo
gpio-982 ( |ld3:red ) out lo
gpio-983 ( |ld4:red ) out lo
gpio-984 ( |ld5:red ) out lo
gpio-985 ( |ld6:red ) out lo
gpio-986 ( |ld7:red ) out hi
gpio-991 ( |ulpi resetb ) out hi

I tried different methods to change the value of the GPIO (to turn on the LED) 

root@analog:~# echo 1 > /sys/class/gpio/gpio979/value
echo 1 > /sys/class/gpio/gpio979/value
-bash: /sys/class/gpio/gpio979/value: No such file or directory
root@analog:~# echo 1 > /sys/class/gpio/gpio-979/value
echo 1 > /sys/class/gpio/gpio-979/value
-bash: /sys/class/gpio/gpio-979/value: No such file or directory
root@analog:~# echo 1 > /sys/class/gpio/ld0:red/value
echo 1 > /sys/class/gpio/ld0:red/value
-bash: /sys/class/gpio/ld0:red/value: No such file or directory

I'm new to using this kind of setup, usually i work with µController so if anyone could provide me some support on how i can access this GPIO i would appreciate it. 
Thanks'

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