Re: FW: Alchemy power managment code.

[Sergei Shtylyov <sshtylyov@ru.mvista.com>]

Hello.

Nico Coesel wrote:

> Ralf,
> Funny you ask because I tried this yesterday on a AU1100 system with the
> 2.6.24 kernel (from kernel.org). I'm afraid I must say the kernel
> crashes when I enable power management. The reason I want to use power
> management is because I need to send the CPU to sleep when the system
> shuts down. I hacked power.c and reset.c a bit so au_sleep() is called
> when the system is shut down. Perhaps someone can confirm the
> powermanagement can be made to work with some fixes (it didn't work with
> 2.6.21-rc4 either).
   The TOY cpunter 0 clockevent driver is also need to be written for the 
recent kernel as CP0 timer stops ticking after wait insn is executed -- see 
arch/mips/au1000/common/time.c...
WBR, Sergei