Kevin, I applied the patch maually at my end and tested, this works fine for me. anyway I will try with pm branch . thanks Ramesh Gupta G On 2/5/09, Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx> wrote: > Ramesh Gupta Guntha <grgupta77@xxxxxxxxx> writes: > > > Hi Kevin, > > > > > > On 2/4/09, Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx> wrote: > >> Ramesh Gupta Guntha <grgupta77@xxxxxxxxx> writes: > >> > >> > Kevin, > >> > > >> > > >> > On 2/4/09, Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx> wrote: > >> >> Ramesh Gupta Guntha <grgupta77@xxxxxxxxx> writes: > >> >> > >> >> > Hi, > >> >> > > >> >> > I am able to resolve all other issues with this pm branch except one issue, > >> >> > > >> >> > I am not able to enable the iva2 clock once system is suspended and > >> >> > resumed, I am getting below messages. > >> >> >> > >> >> >> <3>clock: dpll2_ck failed transition to 'locked' > >> >> >> clock: dpll2_ck failed transition to 'locked' > >> >> >> <3>clock: dpll2_ck failed transition to 'locked' > >> >> >> clock: dpll2_ck failed transition to 'locked' > >> >> > > >> >> > Once after booting ( without adding bridgedriver/ installing bridgedriver) > >> >> > CM_CLKEN_PLL_IVA2 value shows as 0x37 indicates IVA2 DPLL in locked mode. > >> >> > > >> >> > once after system suspend the value is not restored I am seeing that as > >> >> > 0x11 indicates IVA2 DPLL is low power stop mode. > >> >> > > >> >> > Can any one please provide your inputs on the above error? I tried > >> >> > reconfiguring the CM_CLKEN_PLL_IVA2 to lock mode but still I am seeing > >> >> > the same messages as above while enabling iva2 clock. > >> >> > >> >> Are you suspending into retention or off-mode? > >> > > >> > I am suspending into Off mode. > >> > > >> > >> Do you see this problem when only going into retention? > >> > >> If not, sounds like we're missing some registers being saved/restored > >> across off-mode. > > > > I am seeing this issue only with OFF mode , retention works fine for me, > > yeah, looks like some registers are not restored properly across off mode. > > please let me know your inputs on this. > > > > I have just updated the PM branch with a fix from Jouni to > save/restore CM_CLKSEL1_PLL_IVA2. > > Can you try the latest PM branch? > > Thanks, > > Kevin > -- Thanks Ramesh Gupta G -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
