Move lpc_rw to a source file

Moving lpc_rw to its source file to avoid code duplication
if more than one file includes lpc_utils.H.
This is mainly required by SBE to use lpc_rw
for virtual PNOR access.

Change-Id: Ib9cbb0abd74806959e4b78f3be2ade23066780cd
Original-Change-Id: I7de30bcbae932307e0b63d8d42ae6ce050753339
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/64296
Reviewed-by: Joachim Fenkes <fenkes@de.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/71488
Tested-by: FSP CI Jenkins <fsp-CI-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>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>

src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C

@@ -44,7 +44,6 @@
 #include "p9_misc_scom_addresses.H"
 #include "p9_misc_scom_addresses_fld.H"
 
-const bool LPC_UTILS_TIMEOUT_FFDC = true;
 #include "p9_lpc_utils.H"
 
 static fapi2::ReturnCode switch_lpc_clock_mux(