RC_PMPROC_COREPCBMUX_TIMEOUT polling for pcb mux grant timed out. CMESISR RC_PMPROC_CORECLKSYNCDROP_TIMEOUT core clock sync done drop timed out. COREPPMCACSR RC_PMPROC_CORECLKSTOP_FAILED core clock stop failed. CORECLKSTAT RC_PMPROC_CORECLKSTOP_TIMEOUT core clock stop timed out. CORECPLTSTAT