18.07.2019 4:15, Sowjanya Komatineni пишет: [snip] >>> Please try to fix all missing dependencies and orderings. >> >> Peter, >> >> dfllCPU_OUT is the first one to go thru restore when >> clk_restore_context traverses thru the list. >> >> dfllCPU_OUT has dependency on DFLL_ref and DFLL_SOC but this >> dependency is unknown to clock-tree. >> >> We can add DFLL_REF and DFLL_SOC as parents to dfllCPU_OUT during >> register so dfllCPU_OUT save/restore happens after their parents are >> restored. >> >> But DFLL needs both of these to be restored before DFLLCPU_Out and as >> DFLL_SOC restore always happens after the REF, thinking to add >> DFLL_SOC as parent to dfllCPU_OUT so save/restore follows after their >> dependencies. >> >> Please comment. >> > Did quick try and I see by adding dfll-soc as parent to dfllCPU_OUT, its > in proper order after all its dependencies. > > Can now add dfll save/restore to do dfll reinit during restore.. > If dfllCPU_OUT can work properly with dfll-soc being disabled, then this kind of dependency isn't very correct and just papers over the real problem, which is that there should be a way for CCF to specify multiple dependencies for the clock or the reverse ordering should be used for the restoring.
