Adding in LPC functional reset to sbe_lpc_init

Change-Id: I2343dcaad657640258bcdf7954a9b5702a1061aa Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/24885 Tested-by: Jenkins Server Tested-by: PPE CI Reviewed-by: Joseph J. McGill <[email protected]> Reviewed-by: Thi N. Tran <[email protected]> Reviewed-by: Jennifer A. Stofer <[email protected]> Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/71473 Tested-by: Jenkins Server <[email protected]> Tested-by: Jenkins OP Build CI <[email protected]> Tested-by: FSP CI Jenkins <[email protected]> Reviewed-by: Christian R. Geddes <[email protected]>
open-power · Feb 12, 2019 · b455f92 · b455f92
1 parent 166a4cb
commit b455f92
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Showing 2 changed files with 6 additions and 7 deletions.
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.C
@@ -40,17 +40,14 @@
 #include "p9_sbe_lpc_init.H"
 
 #include "p9_perv_scom_addresses.H"
-
+#include "p9_perv_scom_addresses_fld.H"
 
 fapi2::ReturnCode p9_sbe_lpc_init(const
                                   fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip)
 {
     fapi2::buffer<uint64_t> l_data64;
     FAPI_DBG("Entering ...");
 
-    //activate LPCM reset input
-    //TODO: ADU register address TBD
-
     // set LPC clock mux select to internal clock
     //Setting CPLT_CTRL0 register value
     l_data64.flush<0>();
@@ -63,8 +60,10 @@ fapi2::ReturnCode p9_sbe_lpc_init(const
     l_data64.setBit<1>();  //PERV.CPLT_CTRL0.TC_UNIT_SYNCCLK_MUXSEL_DC = 0
     FAPI_TRY(fapi2::putScom(i_target_chip, PERV_TP_CPLT_CTRL0_CLEAR, l_data64));
 
-    //de-activate LPCM reset input
-    //TODO: ADU register address TBD
+    //Settting registers to do an LPC functional reset
+    l_data64.flush<0>().setBit<CPLT_CONF1_TC_LP_RESET>();
+    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_N3_CPLT_CONF1_OR, l_data64));
+    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_N3_CPLT_CONF1_CLEAR, l_data64));
 
     FAPI_DBG("Exiting ...");
 

diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.H b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_lpc_init.H
@@ -39,7 +39,6 @@
 #ifndef _P9_SBE_LPC_INIT_H_
 #define _P9_SBE_LPC_INIT_H_
 
-
 #include <fapi2.H>
 
 
@@ -52,6 +51,7 @@ typedef fapi2::ReturnCode (*p9_sbe_lpc_init_FP_t)(const
 /// @return  FAPI2_RC_SUCCESS if success, else error code.
 extern "C"
 {
+    const uint32_t CPLT_CONF1_TC_LP_RESET = 12;
     fapi2::ReturnCode p9_sbe_lpc_init(const
                                       fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip);
 }