diff --git a/src/cpu/samsung/exynos5420/cpu.c b/src/cpu/samsung/exynos5420/cpu.c
index 1940b88886..bda46de63d 100644
--- a/src/cpu/samsung/exynos5420/cpu.c
+++ b/src/cpu/samsung/exynos5420/cpu.c
@@ -198,4 +198,20 @@ void exynos5420_config_l2_cache(void)
 	 */
 	val = (1 << 9) | (0x2 << 6) | (1 << 5) | (0x2);
 	write_l2ctlr(val);
+
+	val = read_l2actlr();
+
+	/* L2ACTLR[3]: Disable clean/evict push to external */
+	val |= (1 << 3);
+
+	/* L2ACTLR[7]: Enable hazard detect timeout for A15 */
+	val |= (1 << 7);
+
+	/* L2ACTLR[27]: Prevents stopping the L2 logic clock */
+	val |= (1 << 27);
+
+	write_l2actlr(val);
+
+	/* Read the l2 control register to force things to take effect? */
+	val = read_l2ctlr();
 }