Nishanth Menon <[email protected]> writes: > powerdomain configuration in OMAP is done using PWRSTCTRL register for > each power domain. However, PRCM lets us write any value we'd like to > the logic and power domain target states, however the SoC integration > tends to actually function only at a few discrete states. These valid > states are already in our powerdomains_xxx_data.c file. > > So, provide a function to easily query valid low power state that the > power domain is allowed to go to. > > Based on work originally done by Jean Pihet <[email protected]> > https://patchwork.kernel.org/patch/1325091/ . There is no attempt to > create a new powerdomain solution here, except fixing issues seen > attempting invalid programming attempts. Future consolidation to the > generic powerdomain framework should consider this requirement as > well. > > Similar solutions have been done in product kernels in the past such > as: > https://android.googlesource.com/kernel/omap.git/+blame/android-omap-panda-3.0/arch/arm/mach-omap2/pm44xx.c > > Reviewed-by: Kevin Hilman <[email protected]> > Acked-by: Santosh Shilimkar <[email protected]> > Signed-off-by: Nishanth Menon <[email protected]> > --- > > Not posting the entire series again and updating just this patch.. > > V2: drop BUG in favor of WARN, picked up Santosh and Kevin's acks.
Looks good, thanks, Kevin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
