Don not display some system files

[Greenworld 0]

Hi everybody,

I have a bug, please help me to solve it.

When I enable this module and access to this path

 

/sys/devices/ocp.3/48304000.epwmss/48304180.eqep#

when I use 'ls' command, I only get :

 

modalias power subsystem uevent

It's not display as normal(tutorial):

 

driver enabled modalias mode period position power subsystem uevent

I hope anyone give me a recommend to complete my project,Please.

 

Much Appreciated!