GPIO_ERROR:

[dhanaj]

hi all,

          i am working with Imx6 wand board in that i enable interrupt for  pin  IMX_GPIO_NR(2,14) // TP121 .but i got interrupt from that pin but i am getting error like this

[	1.768212] gpio-keys gpio-keys: failed to request GPIO 46, error -16
[	1.774869] gpio-keys: probe of gpio-keys failed with error -16

please any one can help to solve this problem ....

Regards,

j.dhana

[lategoodbye · Accepted solution]

Hi, for me it looks like the GPIO pin is already in use. Please check your board init.