> To reduce LCD dma interruption (i.e. LCD artifacts during pcmcia transfers)
> we can raise it's priority
> by means of LCSBSCNTR and ARB_CNTRL registers.
> I used the following values on c3000:
> LCDBSCNTR = 2
> ARB_CNTRL = 0x01800f11
> Those registers can be set in spitc.c/common_init, but I guess that the pm
> code should be
> patched to restore regs after suspend.
I'm not sure why LCSBSCNTR=2 is there, although it doesn't harm. I think it's
taken from the "original" kernel.
ARB_CNTRL can actually rise LCD dma priority.
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