diff --git a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-666.c b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-666.c
index e1a517acd8..a9ce03b408 100644
--- a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-666.c
+++ b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-666.c
@@ -319,8 +319,8 @@ struct rk3399_sdram_params params = {
 			0x00000000,	/* DENALI_CTL_255_DATA */
 			0x000556aa,	/* DENALI_CTL_256_DATA */
 			0x000aaaaa,	/* DENALI_CTL_257_DATA */
-			0x000aa955,	/* DENALI_CTL_258_DATA */
-			0x00055555,	/* DENALI_CTL_259_DATA */
+			0x000fffff,	/* DENALI_CTL_258_DATA */
+			0x00000000,	/* DENALI_CTL_259_DATA */
 			0x000b3133,	/* DENALI_CTL_260_DATA */
 			0x0004cd33,	/* DENALI_CTL_261_DATA */
 			0x0004cecc,	/* DENALI_CTL_262_DATA */
@@ -1130,14 +1130,14 @@ struct rk3399_sdram_params params = {
 			0x00917531,	/* DENALI_PHY_526_DATA */
 			0x00806420,	/* DENALI_PHY_527_DATA */
 			0x01917531,	/* DENALI_PHY_528_DATA */
-			0x00020003,	/* DENALI_PHY_529_DATA */
+			0x00020103,	/* DENALI_PHY_529_DATA */
 			0x00000000,	/* DENALI_PHY_530_DATA */
 			0x00000000,	/* DENALI_PHY_531_DATA */
 			0x00000000,	/* DENALI_PHY_532_DATA */
 			0x000556aa,	/* DENALI_PHY_533_DATA */
 			0x000aaaaa,	/* DENALI_PHY_534_DATA */
-			0x000aa955,	/* DENALI_PHY_535_DATA */
-			0x00055555,	/* DENALI_PHY_536_DATA */
+			0x000fffff,	/* DENALI_PHY_535_DATA */
+			0x00000000,	/* DENALI_PHY_536_DATA */
 			0x000b3133,	/* DENALI_PHY_537_DATA */
 			0x0004cd33,	/* DENALI_PHY_538_DATA */
 			0x0004cecc,	/* DENALI_PHY_539_DATA */
@@ -1258,14 +1258,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_654_DATA */
 			0x00008eca,	/* DENALI_PHY_655_DATA */
 			0x01009fdb,	/* DENALI_PHY_656_DATA */
-			0x00020003,	/* DENALI_PHY_657_DATA */
+			0x00020103,	/* DENALI_PHY_657_DATA */
 			0x00000000,	/* DENALI_PHY_658_DATA */
 			0x00000000,	/* DENALI_PHY_659_DATA */
 			0x00000000,	/* DENALI_PHY_660_DATA */
 			0x000556aa,	/* DENALI_PHY_661_DATA */
 			0x000aaaaa,	/* DENALI_PHY_662_DATA */
-			0x000aa955,	/* DENALI_PHY_663_DATA */
-			0x00055555,	/* DENALI_PHY_664_DATA */
+			0x000fffff,	/* DENALI_PHY_663_DATA */
+			0x00000000,	/* DENALI_PHY_664_DATA */
 			0x000b3133,	/* DENALI_PHY_665_DATA */
 			0x0004cd33,	/* DENALI_PHY_666_DATA */
 			0x0004cecc,	/* DENALI_PHY_667_DATA */
@@ -1386,14 +1386,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_782_DATA */
 			0x00008eca,	/* DENALI_PHY_783_DATA */
 			0x01009fdb,	/* DENALI_PHY_784_DATA */
-			0x00020003,	/* DENALI_PHY_785_DATA */
+			0x00020103,	/* DENALI_PHY_785_DATA */
 			0x00000000,	/* DENALI_PHY_786_DATA */
 			0x00000000,	/* DENALI_PHY_787_DATA */
 			0x00000000,	/* DENALI_PHY_788_DATA */
 			0x000556aa,	/* DENALI_PHY_789_DATA */
 			0x000aaaaa,	/* DENALI_PHY_790_DATA */
-			0x000aa955,	/* DENALI_PHY_791_DATA */
-			0x00055555,	/* DENALI_PHY_792_DATA */
+			0x000fffff,	/* DENALI_PHY_791_DATA */
+			0x00000000,	/* DENALI_PHY_792_DATA */
 			0x000b3133,	/* DENALI_PHY_793_DATA */
 			0x0004cd33,	/* DENALI_PHY_794_DATA */
 			0x0004cecc,	/* DENALI_PHY_795_DATA */
diff --git a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-800.c b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-800.c
index 1035d5dba2..d9a801ae4e 100644
--- a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-800.c
+++ b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-800.c
@@ -319,8 +319,8 @@ struct rk3399_sdram_params params = {
 			0x00000000,	/* DENALI_CTL_255_DATA */
 			0x000556aa,	/* DENALI_CTL_256_DATA */
 			0x000aaaaa,	/* DENALI_CTL_257_DATA */
-			0x000aa955,	/* DENALI_CTL_258_DATA */
-			0x00055555,	/* DENALI_CTL_259_DATA */
+			0x000fffff,	/* DENALI_CTL_258_DATA */
+			0x00000000,	/* DENALI_CTL_259_DATA */
 			0x000b3133,	/* DENALI_CTL_260_DATA */
 			0x0004cd33,	/* DENALI_CTL_261_DATA */
 			0x0004cecc,	/* DENALI_CTL_262_DATA */
@@ -1130,14 +1130,14 @@ struct rk3399_sdram_params params = {
 			0x00917531,	/* DENALI_PHY_526_DATA */
 			0x00806420,	/* DENALI_PHY_527_DATA */
 			0x01917531,	/* DENALI_PHY_528_DATA */
-			0x00020003,	/* DENALI_PHY_529_DATA */
+			0x00020103,	/* DENALI_PHY_529_DATA */
 			0x00000000,	/* DENALI_PHY_530_DATA */
 			0x00000000,	/* DENALI_PHY_531_DATA */
 			0x00000000,	/* DENALI_PHY_532_DATA */
 			0x000556aa,	/* DENALI_PHY_533_DATA */
 			0x000aaaaa,	/* DENALI_PHY_534_DATA */
-			0x000aa955,	/* DENALI_PHY_535_DATA */
-			0x00055555,	/* DENALI_PHY_536_DATA */
+			0x000fffff,	/* DENALI_PHY_535_DATA */
+			0x00000000,	/* DENALI_PHY_536_DATA */
 			0x000b3133,	/* DENALI_PHY_537_DATA */
 			0x0004cd33,	/* DENALI_PHY_538_DATA */
 			0x0004cecc,	/* DENALI_PHY_539_DATA */
@@ -1258,14 +1258,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_654_DATA */
 			0x00008eca,	/* DENALI_PHY_655_DATA */
 			0x01009fdb,	/* DENALI_PHY_656_DATA */
-			0x00020003,	/* DENALI_PHY_657_DATA */
+			0x00020103,	/* DENALI_PHY_657_DATA */
 			0x00000000,	/* DENALI_PHY_658_DATA */
 			0x00000000,	/* DENALI_PHY_659_DATA */
 			0x00000000,	/* DENALI_PHY_660_DATA */
 			0x000556aa,	/* DENALI_PHY_661_DATA */
 			0x000aaaaa,	/* DENALI_PHY_662_DATA */
-			0x000aa955,	/* DENALI_PHY_663_DATA */
-			0x00055555,	/* DENALI_PHY_664_DATA */
+			0x000fffff,	/* DENALI_PHY_663_DATA */
+			0x00000000,	/* DENALI_PHY_664_DATA */
 			0x000b3133,	/* DENALI_PHY_665_DATA */
 			0x0004cd33,	/* DENALI_PHY_666_DATA */
 			0x0004cecc,	/* DENALI_PHY_667_DATA */
@@ -1386,14 +1386,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_782_DATA */
 			0x00008eca,	/* DENALI_PHY_783_DATA */
 			0x01009fdb,	/* DENALI_PHY_784_DATA */
-			0x00020003,	/* DENALI_PHY_785_DATA */
+			0x00020103,	/* DENALI_PHY_785_DATA */
 			0x00000000,	/* DENALI_PHY_786_DATA */
 			0x00000000,	/* DENALI_PHY_787_DATA */
 			0x00000000,	/* DENALI_PHY_788_DATA */
 			0x000556aa,	/* DENALI_PHY_789_DATA */
 			0x000aaaaa,	/* DENALI_PHY_790_DATA */
-			0x000aa955,	/* DENALI_PHY_791_DATA */
-			0x00055555,	/* DENALI_PHY_792_DATA */
+			0x000fffff,	/* DENALI_PHY_791_DATA */
+			0x00000000,	/* DENALI_PHY_792_DATA */
 			0x000b3133,	/* DENALI_PHY_793_DATA */
 			0x0004cd33,	/* DENALI_PHY_794_DATA */
 			0x0004cecc,	/* DENALI_PHY_795_DATA */
diff --git a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-933.c b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-933.c
index 7110748940..16aea3a483 100644
--- a/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-933.c
+++ b/src/mainboard/google/gru/sdram_params/sdram-lpddr3-hynix-4GB-933.c
@@ -319,8 +319,8 @@ struct rk3399_sdram_params params = {
 			0x00000000,	/* DENALI_CTL_255_DATA */
 			0x000556aa,	/* DENALI_CTL_256_DATA */
 			0x000aaaaa,	/* DENALI_CTL_257_DATA */
-			0x000aa955,	/* DENALI_CTL_258_DATA */
-			0x00055555,	/* DENALI_CTL_259_DATA */
+			0x000fffff,	/* DENALI_CTL_258_DATA */
+			0x00000000,	/* DENALI_CTL_259_DATA */
 			0x000b3133,	/* DENALI_CTL_260_DATA */
 			0x0004cd33,	/* DENALI_CTL_261_DATA */
 			0x0004cecc,	/* DENALI_CTL_262_DATA */
@@ -1130,14 +1130,14 @@ struct rk3399_sdram_params params = {
 			0x00917531,	/* DENALI_PHY_526_DATA */
 			0x00806420,	/* DENALI_PHY_527_DATA */
 			0x01917531,	/* DENALI_PHY_528_DATA */
-			0x00020003,	/* DENALI_PHY_529_DATA */
+			0x00020103,	/* DENALI_PHY_529_DATA */
 			0x00000000,	/* DENALI_PHY_530_DATA */
 			0x00000000,	/* DENALI_PHY_531_DATA */
 			0x00000000,	/* DENALI_PHY_532_DATA */
 			0x000556aa,	/* DENALI_PHY_533_DATA */
 			0x000aaaaa,	/* DENALI_PHY_534_DATA */
-			0x000aa955,	/* DENALI_PHY_535_DATA */
-			0x00055555,	/* DENALI_PHY_536_DATA */
+			0x000fffff,	/* DENALI_PHY_535_DATA */
+			0x00000000,	/* DENALI_PHY_536_DATA */
 			0x000b3133,	/* DENALI_PHY_537_DATA */
 			0x0004cd33,	/* DENALI_PHY_538_DATA */
 			0x0004cecc,	/* DENALI_PHY_539_DATA */
@@ -1258,14 +1258,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_654_DATA */
 			0x00008eca,	/* DENALI_PHY_655_DATA */
 			0x01009fdb,	/* DENALI_PHY_656_DATA */
-			0x00020003,	/* DENALI_PHY_657_DATA */
+			0x00020103,	/* DENALI_PHY_657_DATA */
 			0x00000000,	/* DENALI_PHY_658_DATA */
 			0x00000000,	/* DENALI_PHY_659_DATA */
 			0x00000000,	/* DENALI_PHY_660_DATA */
 			0x000556aa,	/* DENALI_PHY_661_DATA */
 			0x000aaaaa,	/* DENALI_PHY_662_DATA */
-			0x000aa955,	/* DENALI_PHY_663_DATA */
-			0x00055555,	/* DENALI_PHY_664_DATA */
+			0x000fffff,	/* DENALI_PHY_663_DATA */
+			0x00000000,	/* DENALI_PHY_664_DATA */
 			0x000b3133,	/* DENALI_PHY_665_DATA */
 			0x0004cd33,	/* DENALI_PHY_666_DATA */
 			0x0004cecc,	/* DENALI_PHY_667_DATA */
@@ -1386,14 +1386,14 @@ struct rk3399_sdram_params params = {
 			0x00009fdb,	/* DENALI_PHY_782_DATA */
 			0x00008eca,	/* DENALI_PHY_783_DATA */
 			0x01009fdb,	/* DENALI_PHY_784_DATA */
-			0x00020003,	/* DENALI_PHY_785_DATA */
+			0x00020103,	/* DENALI_PHY_785_DATA */
 			0x00000000,	/* DENALI_PHY_786_DATA */
 			0x00000000,	/* DENALI_PHY_787_DATA */
 			0x00000000,	/* DENALI_PHY_788_DATA */
 			0x000556aa,	/* DENALI_PHY_789_DATA */
 			0x000aaaaa,	/* DENALI_PHY_790_DATA */
-			0x000aa955,	/* DENALI_PHY_791_DATA */
-			0x00055555,	/* DENALI_PHY_792_DATA */
+			0x000fffff,	/* DENALI_PHY_791_DATA */
+			0x00000000,	/* DENALI_PHY_792_DATA */
 			0x000b3133,	/* DENALI_PHY_793_DATA */
 			0x0004cd33,	/* DENALI_PHY_794_DATA */
 			0x0004cecc,	/* DENALI_PHY_795_DATA */