Re: [PATCH 2/2] regulator: core: Add reg_ignore_unused to keep boot time regulators enabled

From: Tushar Behera
Date: Tue Apr 01 2014 - 09:29:23 EST


On 28 March 2014 15:52, Mark Brown <broonie@xxxxxxxxxx> wrote:
> On Fri, Mar 28, 2014 at 10:50:22AM +0530, Tushar Behera wrote:
>> Keep all regulators already enabled by bootloader on, even if no
>> driver has claimed them. This is useful for debug and development, but
>> should not be needed on a platform with proper driver support.
>
> That's already the default on non-DT systems so I'd expect that if we
> were doing this the code would be joined up with the code for that. I'm
> not sure this is a terribly good idea though - we already display a
> message just before we power off the regulator and having an option like
> this feels like it's going to encourage people to write bad DTs and tell
> people to add this to their command line.

I agree with your point that it may lead developers to write bad DTs,
but it becomes quite helpful while debugging issues.

--
Tushar Behera
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