Use of pinctrl-single for external device over I2C
tony at atomide.com
Wed Jun 24 21:38:39 PDT 2015
* Vaibhav Hiremath <vaibhav.hiremath at linaro.org> [150624 10:12]:
> I do not like this, as this is not HW feature, so DT may not be right
> So I will dig more from either runtime or Compile time option to use
> regmap_ Vs raw read/writes.
Can't you just check if the pinctrl node has compatible = "syscon"
A compile time option won't work for sure. I don't know what you
would check at runtime as you do not know what the bus is behind
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