Hi, On Thu, Jul 05, 2012 at 07:32:30AM -0700, Kevin Hilman wrote: > "Joe Woodward" <jw@xxxxxxxxxxxxxx> writes: > > > Are there any patches floating around to fix UART Rx wakeups for 3.5? > > > > I have a GUMSTIX Overo with various things hanging off the UARTs, one > > of which (on ttyO0) sends in periodic (GPS) data. > > > > I don't want this data to wake the OMAP from system suspend. > > > > I would normally disable UART Rx wakeup for ttyO0: > > # echo "disabled" > /sys/devices/platform/omap_uart.0/power/wakeup > > > > This works on 3.5-rc5 (i.e. I can suspend, and not immediately wake) UNTIL > > I run an application that opens /dev/ttyO0. > > > > At this point when entering system suspend ttyO0 wakes the OMAP up > > immediately, even though the SYSFS reports the wakeup as "disabled". > > > > Any ideas? > > Sounds like a bug. > > Unfortunately, the OMAP UART driver is currently without an owner as far > as I know. > > Felipe, who is looking after the UART driver now? you said it right. It's without an owner. Joe, any chance you could help by bisecting the problem down to a commit ? -- balbi
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