Thank you for your reply , But another thing appears and also the system hangs up after activation the ondemand governor OPP4 doesn't support SmartReflex SR1: VDD autocomp not activated P.S:- I did as you told me by echo 1>sys/power/,,,etc Regards, On Mon, Dec 28, 2009 at 9:48 AM, Romit Dasgupta <romit@xxxxxx> wrote: > > tarek attia wrote: > > Hi all, > > > > Each time I enable the ondemand governor ,it works fine for a while > > ,but each time the frequency is changed this messages appears :- > > > > SR1: VDD autocomp is not active > > > > then it works again ,but after small amount of time this messages > > appears followed by hang up for the overall system > > > > SR2: VDD autocomp is not active > > > > > > try this: > echo 1 > /sys/power/sr_vdd1_autocomp; echo 1 > /sys/power/sr_vdd2_autocomp > -- tarek -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html