Remove workaround added to increment MCS timeout for gemini's

We are no longer using or supporting gemini cards so we can remove
this workaround.

Change-Id: I76303832cff93f8a8b5adec1d204ccb5ca827bc2
RTC: 248023
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/89267
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Matt Derksen <mderkse1@us.ibm.com>
Reviewed-by: Yun Pan <yun.pan@ibm.com>
Reviewed-by: Daniel M Crowell <dcrowell@us.ibm.com>

src/usr/isteps/istep10/call_proc_chiplet_scominit.C

@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2015,2019                        */
+/* Contributors Listed Below - COPYRIGHT 2015,2020                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -110,56 +110,6 @@ void* call_proc_chiplet_scominit( void *io_pArgs )
         }
     }
 
-    #ifdef CONFIG_AXONE_BRING_UP
-    TARGETING::TargetHandleList l_cpuTargetList;
-    getAllChips(l_cpuTargetList, TYPE_PROC);
-    // Apply workaround to remove MC hang timeouts because they
-    // are forcing false negatives to all proc functional chips
-    for (const auto & l_procChip: l_cpuTargetList)
-    {
-
-      TARGETING::TargetHandleList l_miTargetList;
-      TARGETING::getChildAffinityTargets( l_miTargetList, l_procChip, CLASS_UNIT, TYPE_MI );
-
-      const uint64_t MCS_TIMEOUT_CONTROL_REG = 0x501081B;
-
-      for(const auto & l_mi : l_miTargetList)
-      {
-          uint64_t l_mcsTimeoutControlValue;
-          size_t l_regSize = sizeof(l_mcsTimeoutControlValue);
-          l_err = deviceRead(l_mi, &l_mcsTimeoutControlValue, l_regSize,
-                              DEVICE_SCOM_ADDRESS(MCS_TIMEOUT_CONTROL_REG));
-
-          // Clear bit 33 and re-write the scom register with new value.
-          // When this bit is cleared it allows extra time for gemini card
-          // before a channel hang is declared
-          l_mcsTimeoutControlValue &= ~(1UL << 30);
-
-          l_err = deviceWrite(l_mi, &l_mcsTimeoutControlValue, l_regSize,
-                              DEVICE_SCOM_ADDRESS(MCS_TIMEOUT_CONTROL_REG));
-
-          if(l_err)
-          {
-              TRACFCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
-                          "ERROR : call_proc_chiplet_scominit: "
-                          "deviceWrite on DEVICE_SCOM_ADDRESS MCS_TIMEOUT_CONTROL_REG returned PLID=0x%x",
-                          l_err->plid() );
-              // error will be handled below
-              break;
-          }
-      }
-
-      if(l_err)
-      {
-          // Create IStep error log and cross reference error that occurred
-          l_stepError.addErrorDetails(l_err);
-          // Commit error
-          errlCommit( l_err, HWPF_COMP_ID );
-          break;
-      }
-    }
-    #endif
-
     }while(0);
 
     TRACFCOMP(g_trac_isteps_trace, EXIT_MRK"call_proc_chiplet_scominit exit" );