On 01/16/2013 08:05 AM, Greg KH wrote:
On Wed, Dec 12, 2012 at 01:40:51PM +0100, Rickard Andersson wrote:
Add power management function to tty driver interface
and add implementation for serial core.
Signed-off-by: Rickard Andersson<rickard.andersson@xxxxxxxxxxxxxx>
---
ChangeLog v1->v2
- add mutex handling
As no one is using this, why add it?
greg k-h
We want to use this pm function from our bluetooth driver to save
current when possible. So in our case when the bluetooth driver sees
that the serial communication to the bluetooth chip will not be used it
can tell the pl011 serial driver to turn off clocks.
BR
Rickard
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