Where to power on the wifi device before loading the driver.

Mark Brown broonie at opensource.wolfsonmicro.com
Tue Jun 19 05:17:19 EDT 2012


On Tue, Jun 19, 2012 at 12:25:58PM +0800, Wei Ni wrote:

As Stephen previously said please fix your mail formatting - word
wrapping within paragraphs is important!

> On Tue, Jun 19, 2012 at 09:23:35, Philip Rakity wrote:
> >Why can't you use the regulator notify to get called back on power or 
> >voltage change options to plumb in the manipulation of the gpio. I can 
> >imagine you might need to add a notify call in core.c if you need to 
> >assert the gpio before power is applied
> 
> Yes, we can use the regulator notify, but the Tegra30 support is via
> device tree, I think there have no special board file to run the call
> back.

You can mix board files with device tree for cases where device tree is
not yet up to the job, though the goal should be to come up with a way
of expressing things in device tree.
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