diff --git a/src/northbridge/intel/haswell/haswell_mrc/raminit.c b/src/northbridge/intel/haswell/haswell_mrc/raminit.c
index f23e40d..7109e46 100644
--- a/src/northbridge/intel/haswell/haswell_mrc/raminit.c
+++ b/src/northbridge/intel/haswell/haswell_mrc/raminit.c
@@ -73,7 +73,7 @@
 	const u32 addr_decoder_common = mchbar_read32(MAD_CHNL);
 
 	printk(BIOS_DEBUG, "memcfg DDR3 clock %d MHz\n",
-	       (mchbar_read32(MC_BIOS_DATA) * 13333 * 2 + 50) / 100);
+	       DIV_ROUND_CLOSEST(mchbar_read32(MC_BIOS_DATA) * 13333 * 2, 100));
 
 	printk(BIOS_DEBUG, "memcfg channel assignment: A: %d, B % d, C % d\n",
 	       (addr_decoder_common >> 0) & 3,
diff --git a/src/northbridge/intel/sandybridge/raminit_shared.c b/src/northbridge/intel/sandybridge/raminit_shared.c
index 543d285..8ba20ac 100644
--- a/src/northbridge/intel/sandybridge/raminit_shared.c
+++ b/src/northbridge/intel/sandybridge/raminit_shared.c
@@ -29,7 +29,7 @@
 
 	printk(BIOS_DEBUG, "memcfg DDR3 ref clock %d MHz\n", refclk);
 	printk(BIOS_DEBUG, "memcfg DDR3 clock %d MHz\n",
-	       (mchbar_read32(MC_BIOS_DATA) * refclk * 100 * 2 + 50) / 100);
+	       DIV_ROUND_CLOSEST(mchbar_read32(MC_BIOS_DATA) * refclk * 100 * 2, 100));
 
 	printk(BIOS_DEBUG, "memcfg channel assignment: A: %d, B % d, C % d\n",
 	       (addr_decoder_common >> 0) & 3,
diff --git a/src/soc/intel/broadwell/raminit.c b/src/soc/intel/broadwell/raminit.c
index c55e755..cacf8ecc 100644
--- a/src/soc/intel/broadwell/raminit.c
+++ b/src/soc/intel/broadwell/raminit.c
@@ -16,6 +16,7 @@
 #include <soc/romstage.h>
 #include <soc/systemagent.h>
 #include <timestamp.h>
+#include <types.h>
 
 static void save_mrc_data(struct pei_data *pei_data)
 {
@@ -46,7 +47,7 @@
 	const u32 addr_decoder_common = mchbar_read32(MAD_CHNL);
 
 	printk(BIOS_DEBUG, "memcfg DDR3 clock %d MHz\n",
-	       (mchbar_read32(MC_BIOS_DATA) * 13333 * 2 + 50) / 100);
+	       DIV_ROUND_CLOSEST(mchbar_read32(MC_BIOS_DATA) * 13333 * 2, 100));
 
 	printk(BIOS_DEBUG, "memcfg channel assignment: A: %d, B % d, C % d\n",
 	       (addr_decoder_common >> 0) & 3,