[Letux-kernel] a weird thing in phy-twl4030
andreas at kemnade.info
Fri Aug 5 18:10:05 CEST 2016
I discovered a quite weird thing in
There are two separate mechanism which power up/down things.
1. via pm_runtime:
2, via phy_power_off()/phy_power on() (which is used from
The infamous OTG_EN bit is enabled by the latter pair. phy_power_off()
and phy_power_on() is not called in a balanced way.
Moving things between these two might fix things.
But I do not know the rationale behind that division yet.
I am writing about that now to get some more brains involved.
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