[RESEND PATCH v2 7/7] usb: xhci: plat: add vbus regulator control

Felipe Balbi felipe.balbi at linux.intel.com
Wed Apr 27 03:38:53 PDT 2016


Hi,

Mark Brown <broonie at kernel.org> writes:
> On Wed, Apr 27, 2016 at 01:25:27PM +0300, Felipe Balbi wrote:
>> Mark Brown <broonie at kernel.org> writes:
>
>> > this to be just a normal regulator_get().
>
>> jokes aside, this regulator is optional because not all platforms
>> require a SW controlled regulator, no ? Will normal regulator_get() give
>> us a dummy regulator in case it's not listed in DT/ACPI ?
>
> Yes we do that, but even regulators that are not software controlled

okay, good.

> should really be described anyway since it's a much simpler rule for

okay, we'll wait until all vendors update their ACPI tables ;-)

> people to understand, it ensures that we can just scale up on systems
> where there does happen to be software control and it makes all the
> resulting code much simpler and hence less error prone if we're not
> randomly ignoring some errors.

-- 
balbi
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