12 files changed, 11 insertions, 17 deletions
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c b/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c
index bb3b223c3b95..cbc55921a88f 100644
--- a/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c
@@ -153,7 +153,7 @@ void pch_enable_lpc(void)
 	pci_write_config32(PCH_LPC_DEV, LPC_GEN1_DEC, 0x3c0a01);
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac, 0x10000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 
 	/* Initialize SuperIO */
 	ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
diff --git a/src/mainboard/gigabyte/ga-b75m-d3v/romstage.c b/src/mainboard/gigabyte/ga-b75m-d3v/romstage.c
index 4a02790c39db..22a10aef4d5e 100644
--- a/src/mainboard/gigabyte/ga-b75m-d3v/romstage.c
+++ b/src/mainboard/gigabyte/ga-b75m-d3v/romstage.c
@@ -85,7 +85,7 @@ void pch_enable_lpc(void)
 	pci_write_config32(PCH_LPC_DEV, LPC_GEN1_DEC, 0x3c0a01);
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac, 0x10000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 
 	/* Initialize SuperIO */
 	ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
diff --git a/src/mainboard/lenovo/l520/romstage.c b/src/mainboard/lenovo/l520/romstage.c
index 47b9fd6a2c2f..6c93eedd79a1 100644
--- a/src/mainboard/lenovo/l520/romstage.c
+++ b/src/mainboard/lenovo/l520/romstage.c
@@ -31,7 +31,6 @@ void pch_enable_lpc(void)
 	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x8c, 0x000c0701);
 	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x90, 0x00000000);
 	pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x80, 0x0010);
-	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xac, 0x80000000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/s230u/romstage.c b/src/mainboard/lenovo/s230u/romstage.c
index ad5f02187f17..610eb89e3075 100644
--- a/src/mainboard/lenovo/s230u/romstage.c
+++ b/src/mainboard/lenovo/s230u/romstage.c
@@ -43,7 +43,7 @@ void pch_enable_lpc(void)
 	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x8c, 0x000c0069);
 	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x90, 0x000c06a1);
 	pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x80, 0x0000);
-	pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xac, 0x00010000);
+	pci_write_config32(PCI_DEV(0, 0x1f, 0), ETR3, 0x10000);
 
 	/* Memory map KB9012 EC registers */
 	pci_write_config32(
diff --git a/src/mainboard/lenovo/t420/romstage.c b/src/mainboard/lenovo/t420/romstage.c
index d25ce4532876..766b019f5b92 100644
--- a/src/mainboard/lenovo/t420/romstage.c
+++ b/src/mainboard/lenovo/t420/romstage.c
@@ -33,7 +33,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac, 0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/t420s/romstage.c b/src/mainboard/lenovo/t420s/romstage.c
index 27b45fd361dd..e32337aa12bf 100644
--- a/src/mainboard/lenovo/t420s/romstage.c
+++ b/src/mainboard/lenovo/t420s/romstage.c
@@ -36,7 +36,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac, 0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/t430s/romstage.c b/src/mainboard/lenovo/t430s/romstage.c
index 92f9e6263fdf..a17ec52e43af 100644
--- a/src/mainboard/lenovo/t430s/romstage.c
+++ b/src/mainboard/lenovo/t430s/romstage.c
@@ -36,7 +36,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac, 0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/t520/romstage.c b/src/mainboard/lenovo/t520/romstage.c
index 5ba487321c2b..fd17f21292b5 100644
--- a/src/mainboard/lenovo/t520/romstage.c
+++ b/src/mainboard/lenovo/t520/romstage.c
@@ -50,8 +50,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac,
-			   0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/t530/romstage.c b/src/mainboard/lenovo/t530/romstage.c
index 3d603c5d6d6b..050e8cf16a3e 100644
--- a/src/mainboard/lenovo/t530/romstage.c
+++ b/src/mainboard/lenovo/t530/romstage.c
@@ -37,8 +37,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac,
-			   0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/romstage.c b/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
index 3e11324f4c88..574d02b137fb 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
@@ -51,8 +51,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac,
-			   0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
diff --git a/src/mainboard/lenovo/x220/romstage.c b/src/mainboard/lenovo/x220/romstage.c
index 5a1c90af7771..15d2c845bbce 100644
--- a/src/mainboard/lenovo/x220/romstage.c
+++ b/src/mainboard/lenovo/x220/romstage.c
@@ -47,8 +47,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac,
-			   0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)
diff --git a/src/mainboard/lenovo/x230/romstage.c b/src/mainboard/lenovo/x230/romstage.c
index 53ad9ac61a7d..e68843c10602 100644
--- a/src/mainboard/lenovo/x230/romstage.c
+++ b/src/mainboard/lenovo/x230/romstage.c
@@ -50,8 +50,7 @@ void pch_enable_lpc(void)
 
 	pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10);
 
-	pci_write_config32(PCH_LPC_DEV, 0xac,
-			   0x80010000);
+	pci_write_config32(PCH_LPC_DEV, ETR3, 0x10000);
 }
 
 void rcba_config(void)