Thread (19 messages) 19 messages, 4 authors, 2013-07-26

[PATCH 3/3] ARM: dts: omap4-sdp: add dynamic pin states for uart3/4

From: tony@atomide.com (Tony Lindgren)
Date: 2013-07-18 09:04:16
Also in: linux-devicetree, linux-omap, lkml

* Grygorii Strashko [off-list ref] [130718 02:01]:
On 07/18/2013 11:09 AM, Tony Lindgren wrote:

Don't think it's debug code - IO chain need to be rearmed after each
PRCM IO IRQ - otherwise IO wakeup events may be lost (at least on
OMAP4, OMAP5 requires more complex handling(( ).
Nope, only after the mux register changes. I've verified it on
am3730 with off-idle for both serial and wl12xx.
 
I didn't pick up your padconf patches yet -seems i need to be in sync :)
Well you need those for proper wake-up event support..
Below the diff I used to verify IO wake up (It follows old IO daisy
chain hanlding models in hwmod before DT):
..then these changes not needed with the pinctrl-single changes.

Regards,

Tony
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