Tero Kristo <[email protected]> writes: > When waking up from off-mode, some IP blocks are reset automatically by > hardware. For this reason, software must wait until the reset has > completed before attempting to access the IP block. > > This patch fixes for example the bug introduced by commit > 6c31b2150ff96755d24e0ab6d6fea08a7bf5c44c ("mmc: omap_hsmmc: remove access > to SYSCONFIG register"), in which the MMC IP block is reset during > off-mode entry, but the code expects the module to be already available > during the execution of context restore. > > Signed-off-by: Tero Kristo <[email protected]> > Cc: Paul Walmsley <[email protected]> > Cc: Benoit Cousson <[email protected]> > Cc: Venkatraman S <[email protected]>
I can confirm that this patch the regression in my OMAP3 PM tests where suspend test (to retention or off) failed if ran after the off-idle test. Tested-by: Kevin Hilman <[email protected]> on 3530/Overo, 3730/OveroSTORM, 3730/Beagle-xM Thanks Tero for the fix, Kevin -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
