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SubjectRe: Non-enumerable devices on USB and other enumerable buses
On Mon, Aug 12, 2013 at 12:07:14PM +0100, Mark Rutland wrote:

> As I understand it, the wifi chip on the Snow Chromebook has a similar
> issue -- it hangs off of a probeable SDIO bus, but needs a regulator
> poked for it to turn on and become probeable (see
> exynos_wifi_bt_set_power in [1]).

Yes, that's another example - this stuff is really common in practical
systems, especially the power control for radios since that's how rfkill
tends to end up being implemented.
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