How to change GPIO reset to another button?

i have a router which reset button doesn't work anymore. I want to change it from gpio-17 to gpio-18m, is it possible? How to change it directly using SSH, i don't want to build a new one!

root@OpenWrt:~# cat /sys/kernel/debug/gpio 
gpiochip0: GPIOs 0-31, parent: platform/18040000.gpio, 18040000.gpio:
 gpio-0   (                    |cf-e5:blue:wlan     ) out hi    
 gpio-1   (                    |sysfs               ) out hi    
 gpio-2   (                    |cf-e5:blue:rssi0    ) out hi    
 gpio-3   (                    |cf-e5:blue:rssi1    ) out hi    
 gpio-4   (                    |cf-e5:blue:wan      ) out hi    
 gpio-11  (                    |sysfs               ) out hi    
 gpio-12  (                    |sysfs               ) out hi    
 gpio-14  (                    |sysfs               ) out hi    
 gpio-15  (                    |cf-e5:blue:rssi2    ) out hi    
 gpio-16  (                    |cf-e5:blue:lan      ) out lo    
 gpio-17  (                    |reset               ) in  hi IRQ