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

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On Thu, Jun 14, 2012 at 08:31:20AM +0200, Thierry Reding wrote:
> On Wed, Jun 13, 2012 at 03:17:06PM -0600, Stephen Warren wrote:

> > The core of the issue is that:

> > * Tegra30 support is via device tree.
> > * We have an SDIO bus, and the WiFi device attached to that bus is
> > enumerable.
> > * Since the WiFi device is enumerable, no node exists in the DT to
> > represent it.
> > * However, the driver for the WiFi device needs certain information,
> > such as the reset GPIO ID and perhaps power GPIO.

> PCI devices are also enumerable and yet they can be matched up with nodes in
> the device tree. Perhaps something similar could be added for the SDIO bus?

This seems to make the most sense - pushing this through the regulator
API is just a bodge.

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