On Fri, 2012-01-20 at 16:19 +0530, Govindraj wrote: > On Fri, Jan 20, 2012 at 4:03 PM, Tomi Valkeinen <tomi.valkei...@ti.com> wrote: > > Hi, > > > > I'm testing v3.3-rc1 on OMAP3 overo, and I'm having problems probably > > related to PM. > > > > First, when I boot up, the console (via USB serial) is very laggy, it > > often takes many seconds until the key pressed appears so it's more or > > less unusable. > > can you try enabling CONFIG_CPU_IDLE ?
Enabling CPU_IDLE does remove the problems. I don't know what it's supposed to do, but it seems to keep the MPU and DSS in ON state all the time, so the problem disappears. Tomi
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