4 files changed, 4 insertions, 4 deletions
diff --git a/src/mainboard/intel/jarrell/Makefile.inc b/src/mainboard/intel/jarrell/Makefile.inc
index 7d098f978d..e74807fd22 100644
--- a/src/mainboard/intel/jarrell/Makefile.inc
+++ b/src/mainboard/intel/jarrell/Makefile.inc
@@ -1,4 +1,4 @@
 obj-y += reset.o
-ROMCCFLAGS := -mcpu=p4
+ROMCCFLAGS := -mcpu=p4 -O2
 include $(src)/mainboard/Makefile.romccboard.inc
 
diff --git a/src/mainboard/intel/mtarvon/Makefile.inc b/src/mainboard/intel/mtarvon/Makefile.inc
index a6be734529..8e216dd277 100644
--- a/src/mainboard/intel/mtarvon/Makefile.inc
+++ b/src/mainboard/intel/mtarvon/Makefile.inc
@@ -1,3 +1,3 @@
-ROMCCFLAGS := -mcpu=p4
+ROMCCFLAGS := -mcpu=p4 -O2
 include $(src)/mainboard/Makefile.romccboard.inc
 
diff --git a/src/mainboard/intel/truxton/Makefile.inc b/src/mainboard/intel/truxton/Makefile.inc
index 59c6b14fa7..4a5d4f7bb2 100644
--- a/src/mainboard/intel/truxton/Makefile.inc
+++ b/src/mainboard/intel/truxton/Makefile.inc
@@ -1,3 +1,3 @@
-ROMCCFLAGS := -mcpu=p4 -fno-simplify-phi
+ROMCCFLAGS := -mcpu=p4 -fno-simplify-phi -O2
 include $(src)/mainboard/Makefile.romccboard.inc
 
diff --git a/src/mainboard/intel/xe7501devkit/Makefile.inc b/src/mainboard/intel/xe7501devkit/Makefile.inc
index 9f89eea4a8..a40cb5a5ae 100644
--- a/src/mainboard/intel/xe7501devkit/Makefile.inc
+++ b/src/mainboard/intel/xe7501devkit/Makefile.inc
@@ -1,4 +1,4 @@
-ROMCCFLAGS := -mcpu=p4
+ROMCCFLAGS := -mcpu=p4 -O2
 obj-$(CONFIG_HAVE_ACPI_TABLES) += acpi_tables.o
 include $(src)/mainboard/Makefile.romccboard.inc