AnsweredAssumed Answered

ERROR ABOUT I.MX6Q GPIO TEST

Question asked by 浩卢 on Aug 21, 2016
Latest reply on Aug 22, 2016 by 浩卢

hi:

I've got some questions when I test I.mx6q gpio throgh the GPIO-SYSFS feature.

As a picture you can see below,

gpio_ctrl.png

No matter I input 1 or 0 into gpio199 value , the result is 0.

Pls hlep me ,tks.

 

*Notice : I've add this pin as gpio into pinctrl_hog in imx6qdl-sabresd.dtsi.

Outcomes