diff --git a/src/mainboard/amd/birman/devicetree_phoenix.cb b/src/mainboard/amd/birman/devicetree_phoenix.cb
index 6cbb36fd24..689476498f 100644
--- a/src/mainboard/amd/birman/devicetree_phoenix.cb
+++ b/src/mainboard/amd/birman/devicetree_phoenix.cb
@@ -44,13 +44,13 @@ chip soc/amd/phoenix
 	register "usb_phy_custom" = "1"
 	register "usb_phy" = "{
 		.Usb2PhyPort[0] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -58,13 +58,13 @@ chip soc/amd/phoenix
 			.txrestune = 0x2,
 		},
 		.Usb2PhyPort[1] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -72,13 +72,13 @@ chip soc/amd/phoenix
 			.txrestune = 0x2,
 		},
 		.Usb2PhyPort[2] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -86,13 +86,13 @@ chip soc/amd/phoenix
 			.txrestune = 0x2,
 		},
 		.Usb2PhyPort[3] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -100,13 +100,13 @@ chip soc/amd/phoenix
 			.txrestune = 0x2,
 		},
 		.Usb2PhyPort[4] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -114,13 +114,13 @@ chip soc/amd/phoenix
 			.txrestune = 0x2,
 		},
 		.Usb2PhyPort[5] = {
-			.compdistune = 0x3,
+			.compdistune = 0x1,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
 			.txvreftune = 0x3,
@@ -131,13 +131,13 @@ chip soc/amd/phoenix
 			.compdistune = 0x3,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
-			.txvreftune = 0x3,
+			.txvreftune = 0x6,
 			.txhsxvtune = 0x3,
 			.txrestune = 0x2,
 		},
@@ -145,13 +145,13 @@ chip soc/amd/phoenix
 			.compdistune = 0x3,
 			.pllbtune = 0x1,
 			.pllitune = 0x0,
-			.pllptune = 0xe,
-			.sqrxtune = 0x3,
-			.txfslstune = 0x3,
-			.txpreempamptune = 0x2,
+			.pllptune = 0xc,
+			.sqrxtune = 0x2,
+			.txfslstune = 0x1,
+			.txpreempamptune = 0x3,
 			.txpreemppulsetune = 0x0,
 			.txrisetune = 0x1,
-			.txvreftune = 0x3,
+			.txvreftune = 0x6,
 			.txhsxvtune = 0x3,
 			.txrestune = 0x2,
 		},