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SubjectRe: Use of pinctrl-single for external device over I2C


On Thursday 25 June 2015 10:08 AM, Tony Lindgren wrote:
> * Vaibhav Hiremath <vaibhav.hiremath@linaro.org> [150624 10:12]:
>>
>> I do not like this, as this is not HW feature, so DT may not be right
>> approach.
>>
>> 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"
> property?
>
> 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
> syscon.
>

Although, I haven't gone through syscon, but not sure whether syscon
would be useful.

As you rightly stated, we need to know the bus behind regmap.

Thanks,
Vaibhav


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