diff --git a/src/soc/intel/apollolake/include/soc/cpu.h b/src/soc/intel/apollolake/include/soc/cpu.h
index 621fe4cbb5..bbdf4ab75d 100644
--- a/src/soc/intel/apollolake/include/soc/cpu.h
+++ b/src/soc/intel/apollolake/include/soc/cpu.h
@@ -17,4 +17,14 @@ static inline void flush_l1d_to_l2(void)
 	msr.lo |= FLUSH_DL1_L2;
 	wrmsr(MSR_POWER_MISC, msr);
 }
+
+/* Clear MCA in Bank 4 */
+static inline void clear_mca_bank4(void)
+{
+	msr_t msr;
+	msr.hi = 0;
+	msr.lo = 0;
+	wrmsr(IA32_MC_STATUS(4), msr);
+}
+
 #endif /* _SOC_APOLLOLAKE_CPU_H_ */