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How to let gpio-keys work in ubuntu 16.04?



The 2019 Stack Overflow Developer Survey Results Are InHow to swap between FN and Ctrl keys?Function Keys don't workMake My Function Keys Work Again?Media Keys and Multitouch not working with Tk820ubuntu 16.04 Elantech TouchpadXubuntu 16.04 Xenial: How can I enable touchpad?How to disable function keysUbuntu GNOME 16.04: Shortcuts and function keys stop working after a while - why is that?Function Keys dont work in OpenboxFunction Keys Do Not work (Brightness & Sound) Ubuntu 16.04



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0















I'm using Freescale i.MX6 DL sabresd as my platform and ubuntu 16.04 as my OS system.



I set the gpio-keys in the driver and respectively set to menu, power, volume up and volume down.



But it did not work when I push the button.



I cat /proc/bus/input/devices and I get below content.



I: Bus=0019 Vendor=0001 Product=0001 Version=0100
N: Name="mykeys"
P: Phys=gpio-keys/input0
S: Sysfs=/devices/soc0/gpio-keys/input/input3
U: Uniq=
H: Handlers=kbd event3
B: PROP=0
B: EV=3
B: KEY=800 1c0040 0 0 0


After getting this information, I tried to cat /dev/input/event3 and push the button.



Oddly, it would print some data out. So I assume that the button is work.



But why the system did not run the function that button related?



Did I miss anything?










share|improve this question




























    0















    I'm using Freescale i.MX6 DL sabresd as my platform and ubuntu 16.04 as my OS system.



    I set the gpio-keys in the driver and respectively set to menu, power, volume up and volume down.



    But it did not work when I push the button.



    I cat /proc/bus/input/devices and I get below content.



    I: Bus=0019 Vendor=0001 Product=0001 Version=0100
    N: Name="mykeys"
    P: Phys=gpio-keys/input0
    S: Sysfs=/devices/soc0/gpio-keys/input/input3
    U: Uniq=
    H: Handlers=kbd event3
    B: PROP=0
    B: EV=3
    B: KEY=800 1c0040 0 0 0


    After getting this information, I tried to cat /dev/input/event3 and push the button.



    Oddly, it would print some data out. So I assume that the button is work.



    But why the system did not run the function that button related?



    Did I miss anything?










    share|improve this question
























      0












      0








      0








      I'm using Freescale i.MX6 DL sabresd as my platform and ubuntu 16.04 as my OS system.



      I set the gpio-keys in the driver and respectively set to menu, power, volume up and volume down.



      But it did not work when I push the button.



      I cat /proc/bus/input/devices and I get below content.



      I: Bus=0019 Vendor=0001 Product=0001 Version=0100
      N: Name="mykeys"
      P: Phys=gpio-keys/input0
      S: Sysfs=/devices/soc0/gpio-keys/input/input3
      U: Uniq=
      H: Handlers=kbd event3
      B: PROP=0
      B: EV=3
      B: KEY=800 1c0040 0 0 0


      After getting this information, I tried to cat /dev/input/event3 and push the button.



      Oddly, it would print some data out. So I assume that the button is work.



      But why the system did not run the function that button related?



      Did I miss anything?










      share|improve this question














      I'm using Freescale i.MX6 DL sabresd as my platform and ubuntu 16.04 as my OS system.



      I set the gpio-keys in the driver and respectively set to menu, power, volume up and volume down.



      But it did not work when I push the button.



      I cat /proc/bus/input/devices and I get below content.



      I: Bus=0019 Vendor=0001 Product=0001 Version=0100
      N: Name="mykeys"
      P: Phys=gpio-keys/input0
      S: Sysfs=/devices/soc0/gpio-keys/input/input3
      U: Uniq=
      H: Handlers=kbd event3
      B: PROP=0
      B: EV=3
      B: KEY=800 1c0040 0 0 0


      After getting this information, I tried to cat /dev/input/event3 and push the button.



      Oddly, it would print some data out. So I assume that the button is work.



      But why the system did not run the function that button related?



      Did I miss anything?







      16.04 keyboard function-keys






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked 1 hour ago









      victorvictor

      11




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