[DRIVER][I2C][GPIO] PI4IO: Add support for pull-up and pull-down
The callback to set pull up and pull down was not implemented in the
current driver code.
With the change gpioget -B pull-down ...
makes a difference compared
to not set the bias.
The callback to set pull up and pull down was not implemented in the
current driver code.
With the change gpioget -B pull-down ...
makes a difference compared
to not set the bias.