diff --git a/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEb.c b/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEb.c
index ba90e19119..cb92bf00a2 100644
--- a/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEb.c
+++ b/ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEb.c
@@ -47,22 +47,6 @@ ARM_CORE_INFO mRealViewEbMpCoreInfoTable[] = {
   }
 };
 
-/**
-  Remap the memory at 0x0
-
-  Some platform requires or gives the ability to remap the memory at the address 0x0.
-  This function can do nothing if this feature is not relevant to your platform.
-
-**/
-VOID
-ArmPlatformBootRemapping (
-  VOID
-  )
-{
-  // Disable memory remapping and return to normal mapping
-  MmioOr32 (ARM_EB_SYSCTRL, BIT8); //EB_SP810_CTRL_BASE
-}
-
 /**
   Return the current Boot Mode
 
@@ -89,6 +73,9 @@ ArmPlatformNormalInitialize (
   VOID
   )
 {
+  // Disable memory remapping and return to normal mapping
+  MmioOr32 (ARM_EB_SYSCTRL, BIT8); //EB_SP810_CTRL_BASE
+
   // Configure periodic timer (TIMER0) for 1MHz operation
   MmioOr32 (SP810_CTRL_BASE + SP810_SYS_CTRL_REG, SP810_SYS_CTRL_TIMER0_TIMCLK);
   // Configure 1MHz clock
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4.c b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4.c
index 67731ad4b4..f887796005 100644
--- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4.c
+++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4.c
@@ -125,29 +125,6 @@ ArmPlatformGetBootMode (
   }
 }
 
-/**
-  Remap the memory at 0x0
-
-  Some platform requires or gives the ability to remap the memory at the address 0x0.
-  This function can do nothing if this feature is not relevant to your platform.
-
-**/
-VOID
-ArmPlatformBootRemapping (
-  VOID
-  )
-{
-  UINT32 Value;
-
-  if (FeaturePcdGet(PcdNorFlashRemapping)) {
-    SerialPrint ("Secure ROM at 0x0\n\r");
-  } else {
-    Value = MmioRead32(ARM_VE_SYS_CFGRW1_REG); //Scc - CFGRW1
-    // Remap the DRAM to 0x0
-    MmioWrite32(ARM_VE_SYS_CFGRW1_REG, (Value & 0x0FFFFFFF) | ARM_VE_CFGRW1_REMAP_DRAM);
-  }
-}
-
 /**
   Initialize controllers that must setup in the normal world
 
@@ -181,6 +158,17 @@ ArmPlatformInitializeSystemMemory (
   VOID
   )
 {
+  UINT32 Value;
+
+  // Memory Map remapping
+  if (FeaturePcdGet(PcdNorFlashRemapping)) {
+    SerialPrint ("Secure ROM at 0x0\n\r");
+  } else {
+    Value = MmioRead32(ARM_VE_SYS_CFGRW1_REG); //Scc - CFGRW1
+    // Remap the DRAM to 0x0
+    MmioWrite32(ARM_VE_SYS_CFGRW1_REG, (Value & 0x0FFFFFFF) | ARM_VE_CFGRW1_REMAP_DRAM);
+  }
+
   PL341DmcInit(ARM_VE_DMC_BASE, &DDRTimings);
   PL301AxiInit(ARM_VE_FAXI_BASE);
 }
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSM.c b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSM.c
index a8674acf7c..8aeedda929 100644
--- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSM.c
+++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSM.c
@@ -87,22 +87,6 @@ ArmPlatformGetBootMode (
   return BOOT_WITH_FULL_CONFIGURATION;
 }
 
-/**
-  Remap the memory at 0x0
-
-  Some platform requires or gives the ability to remap the memory at the address 0x0.
-  This function can do nothing if this feature is not relevant to your platform.
-
-**/
-VOID
-ArmPlatformBootRemapping (
-  VOID
-  )
-{
-  // Disable memory remapping and return to normal mapping
-  MmioOr32 (SP810_CTRL_BASE, BIT8);
-}
-
 /**
   Initialize controllers that must setup in the normal world
 
@@ -115,7 +99,8 @@ ArmPlatformNormalInitialize (
   VOID
   )
 {
-  // Nothing to do here
+  // Disable memory remapping and return to normal mapping
+  MmioOr32 (SP810_CTRL_BASE, BIT8);
 }
 
 /**
diff --git a/ArmPlatformPkg/Include/Library/ArmPlatformLib.h b/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
index 4362760c73..44a9884b88 100644
--- a/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
+++ b/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
@@ -131,18 +131,6 @@ ArmPlatformInitializeSystemMemory (
   VOID
   );
 
-/**
-  Remap the memory at 0x0
-
-  Some platform requires or gives the ability to remap the memory at the address 0x0.
-  This function can do nothing if this feature is not relevant to your platform.
-
-**/
-VOID
-ArmPlatformBootRemapping (
-  VOID
-  );
-
 /**
   Initialize the Secure peripherals and memory regions
 
diff --git a/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNull.c b/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNull.c
index 3467016e4a..c3d72483a8 100644
--- a/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNull.c
+++ b/ArmPlatformPkg/Library/ArmPlatformLibNull/ArmPlatformLibNull.c
@@ -71,21 +71,6 @@ TimerConstructor (
   return EFI_SUCCESS;
 }
 
-/**
-  Remap the memory at 0x0
-
-  Some platform requires or gives the ability to remap the memory at the address 0x0.
-  This function can do nothing if this feature is not relevant to your platform.
-
-**/
-VOID
-ArmPlatformBootRemapping (
-  VOID
-  )
-{
-  // Disable memory remapping and return to normal mapping
-}
-
 /**
   Return the current Boot Mode
 
diff --git a/ArmPlatformPkg/Sec/Sec.c b/ArmPlatformPkg/Sec/Sec.c
index 241ad7cb16..a40f43683a 100644
--- a/ArmPlatformPkg/Sec/Sec.c
+++ b/ArmPlatformPkg/Sec/Sec.c
@@ -17,7 +17,6 @@
 #include <Library/PrintLib.h>
 #include <Library/BaseMemoryLib.h>
 #include <Library/SerialPortLib.h>
-#include <Library/ArmPlatformLib.h>
 #include <Library/ArmGicLib.h>
 #include <Library/ArmCpuLib.h>
 
@@ -97,9 +96,6 @@ CEntryPoint (
       // Initialize system memory (DRAM)
       ArmPlatformInitializeSystemMemory ();
     }
-
-    // Some platform can change their physical memory mapping
-    ArmPlatformBootRemapping ();
   }
 
   // Test if Trustzone is supported on this platform