PRD: wrong target used in PLL analysis code

Change-Id: I10e5ff6bf4483b3e45925e18f6e64f806716b01a
CQ: SW448871
Backport: release-fips922
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/67546
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Caleb N. Palmer <cnpalmer@us.ibm.com>
Reviewed-by: Brian J. Stegmiller <bjs@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/67614
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>

src/usr/diag/prdf/common/plat/p9/prdfP9Pll.C

@@ -267,16 +267,16 @@ bool CheckChipletPll(ExtensibleChip * i_chip, TARGETING::TYPE i_chpltType)
         if ( i_chpltType == TYPE_PEC )
         {
             // Check bits 25, 27 in TP error reg
-            errReg = chplt->getRegister("TP_ERROR_REG");
-            cfgReg = chplt->getRegister("TP_CONFIG_REG");
+            errReg = i_chip->getRegister("TP_ERROR_REG");
+            cfgReg = i_chip->getRegister("TP_CONFIG_REG");
 
             rc  = errReg->ForceRead();
             rc |= cfgReg->Read();
 
             if (rc != SUCCESS)
             {
                 PRDF_ERR(PRDF_FUNC "TP_ERR_REG read failed for 0x%08x",
-                         chplt->getHuid());
+                         i_chip->getHuid());
                 continue;
             }