diff --git a/src/mainboard/amd/birman/port_descriptors_phoenix.c b/src/mainboard/amd/birman/port_descriptors_phoenix.c
index d254eea030..5f4b1788bb 100644
--- a/src/mainboard/amd/birman/port_descriptors_phoenix.c
+++ b/src/mainboard/amd/birman/port_descriptors_phoenix.c
@@ -10,8 +10,8 @@
 #define phx_mxm_dxio_descriptor {			\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = CONFIG(ENABLE_EVAL_CARD),	\
-	.start_logical_lane = 0,			\
-	.end_logical_lane = 7,				\
+	.start_lane = 0,				\
+	.end_lane = 7,					\
 	.device_number = 1,				\
 	.function_number = 1,				\
 	.link_speed_capability = GEN3,			\
@@ -25,8 +25,8 @@
 #define phx2_mxm_dxio_descriptor {			\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = CONFIG(ENABLE_EVAL_CARD),	\
-	.start_logical_lane = 0,			\
-	.end_logical_lane = 3,				\
+	.start_lane = 0,				\
+	.end_lane = 3,					\
 	.device_number = 1,				\
 	.function_number = 1,				\
 	.link_speed_capability = GEN3,			\
@@ -39,8 +39,8 @@
 #define phx_ssd1_dxio_descriptor {			\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = !CONFIG(DISABLE_DT_M2),		\
-	.start_logical_lane = 8,			\
-	.end_logical_lane = 11,				\
+	.start_lane = 8,				\
+	.end_lane = 11,					\
 	.device_number = 1,				\
 	.function_number = 2,				\
 	.link_speed_capability = GEN3,			\
@@ -54,8 +54,8 @@
 #define phx2_ssd1_dxio_descriptor {			\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 8,			\
-	.end_logical_lane = 9,				\
+	.start_lane = 8,				\
+	.end_lane = 9,					\
 	.device_number = 1,				\
 	.function_number = 2,				\
 	.link_speed_capability = GEN3,			\
@@ -68,8 +68,8 @@
 #define gbe_dxio_descriptor {				\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 12,			\
-	.end_logical_lane = 12,				\
+	.start_lane = 12,				\
+	.end_lane = 12,					\
 	.device_number = 1,				\
 	.function_number = 3,				\
 	.link_speed_capability = GEN3,			\
@@ -82,8 +82,8 @@
 #define sd_dxio_descriptor {				\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 13,			\
-	.end_logical_lane = 13,				\
+	.start_lane = 13,				\
+	.end_lane = 13,					\
 	.device_number = 2,				\
 	.function_number = 1,				\
 	.link_speed_capability = GEN3,			\
@@ -96,8 +96,8 @@
 #define wwan_dxio_descriptor {				\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 14,			\
-	.end_logical_lane = CONFIG(WWAN01) ? 15 : 14,	\
+	.start_lane = 14,				\
+	.end_lane = CONFIG(WWAN01) ? 15 : 14,		\
 	.device_number = 2,				\
 	.function_number = 2,				\
 	.link_speed_capability = GEN3,			\
@@ -110,8 +110,8 @@
 #define wlan_dxio_descriptor {				\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 15,			\
-	.end_logical_lane = CONFIG(WLAN01) ? 14 : 15,	\
+	.start_lane = 15,				\
+	.end_lane = CONFIG(WLAN01) ? 14 : 15,		\
 	.device_number = 2,				\
 	.function_number = 3,				\
 	.link_speed_capability = GEN3,			\
@@ -124,8 +124,8 @@
 #define ssd0_dxio_descriptor {				\
 	.engine_type = PCIE_ENGINE,			\
 	.port_present = true,				\
-	.start_logical_lane = 16,			\
-	.end_logical_lane = 19,				\
+	.start_lane = 16,				\
+	.end_lane = 19,					\
 	.device_number = 2,				\
 	.function_number = 4,				\
 	.link_speed_capability = GEN3,			\
diff --git a/src/mainboard/amd/mayan/port_descriptors.c b/src/mainboard/amd/mayan/port_descriptors.c
index 6654806c50..c2e267c7cc 100644
--- a/src/mainboard/amd/mayan/port_descriptors.c
+++ b/src/mainboard/amd/mayan/port_descriptors.c
@@ -13,8 +13,8 @@ static const fsp_dxio_descriptor mayan_dxio_descriptors[] = {
 		// MXM
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 0,
-		.end_logical_lane = 3,
+		.start_lane = 0,
+		.end_lane = 3,
 		.device_number = 1,
 		.function_number = 1,
 		.link_speed_capability = GEN_MAX,
@@ -33,8 +33,8 @@ static const fsp_dxio_descriptor mayan_dxio_descriptors[] = {
 		// M2 SSD0-NVME
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 16,
-		.end_logical_lane = 19,
+		.start_lane = 16,
+		.end_lane = 19,
 		.device_number = 2,
 		.function_number = 4,
 		.link_speed_capability = GEN_MAX,
@@ -53,8 +53,8 @@ static const fsp_dxio_descriptor mayan_dxio_descriptors[] = {
 		// X1
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 12,
-		.end_logical_lane = 12,
+		.start_lane = 12,
+		.end_lane = 12,
 		.device_number = 1,
 		.function_number = 3,
 		.link_speed_capability = GEN_MAX,
@@ -72,8 +72,8 @@ static const fsp_dxio_descriptor mayan_dxio_descriptors[] = {
 		// DT
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 8,
-		.end_logical_lane = 9,
+		.start_lane = 8,
+		.end_lane = 9,
 		.device_number = 1,
 		.function_number = 2,
 		.link_speed_capability = GEN_MAX,
diff --git a/src/mainboard/google/myst/port_descriptors.c b/src/mainboard/google/myst/port_descriptors.c
index 6d0d0d6ff9..2c9985c298 100644
--- a/src/mainboard/google/myst/port_descriptors.c
+++ b/src/mainboard/google/myst/port_descriptors.c
@@ -11,8 +11,8 @@ static fsp_dxio_descriptor myst_dxio_descriptors[] = {
 	[DXIO_WWAN] = {
 		.engine_type = UNUSED_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 13,
-		.end_logical_lane = 13,
+		.start_lane = 13,
+		.end_lane = 13,
 		.device_number = PCI_SLOT(WWAN_DEVFN),
 		.function_number = PCI_FUNC(WWAN_DEVFN),
 		.link_speed_capability = GEN3,
@@ -22,8 +22,8 @@ static fsp_dxio_descriptor myst_dxio_descriptors[] = {
 	[DXIO_WLAN] = {
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 14,
-		.end_logical_lane = 14,
+		.start_lane = 14,
+		.end_lane = 14,
 		.device_number = PCI_SLOT(WLAN_DEVFN),
 		.function_number = PCI_FUNC(WLAN_DEVFN),
 		.link_speed_capability = GEN3,
@@ -33,8 +33,8 @@ static fsp_dxio_descriptor myst_dxio_descriptors[] = {
 	[DXIO_SD] = {
 		.engine_type = PCIE_ENGINE,
 		.port_present = true,
-		.start_logical_lane = 15,
-		.end_logical_lane = 15,
+		.start_lane = 15,
+		.end_lane = 15,
 		.device_number = PCI_SLOT(SD_DEVFN),
 		.function_number = PCI_FUNC(SD_DEVFN),
 		.link_speed_capability = GEN1,
@@ -48,8 +48,8 @@ static fsp_dxio_descriptor myst_dxio_descriptors[] = {
 static const fsp_dxio_descriptor emmc_descriptor = {
 	.engine_type = PCIE_ENGINE,
 	.port_present = true,
-	.start_logical_lane = 16,
-	.end_logical_lane = 16,
+	.start_lane = 16,
+	.end_lane = 16,
 	.device_number = PCI_SLOT(NVME_DEVFN),
 	.function_number = PCI_FUNC(NVME_DEVFN),
 	.link_speed_capability = GEN_MAX,
@@ -60,8 +60,8 @@ static const fsp_dxio_descriptor emmc_descriptor = {
 static const fsp_dxio_descriptor nvme_descriptor = {
 	.engine_type = PCIE_ENGINE,
 	.port_present = true,
-	.start_logical_lane = 16,
-	.end_logical_lane = 19,
+	.start_lane = 16,
+	.end_lane = 19,
 	.device_number = PCI_SLOT(NVME_DEVFN),
 	.function_number = PCI_FUNC(NVME_DEVFN),
 	.link_speed_capability = GEN_MAX,
diff --git a/src/vendorcode/amd/fsp/phoenix/platform_descriptors.h b/src/vendorcode/amd/fsp/phoenix/platform_descriptors.h
index a260138187..9335aa7cff 100644
--- a/src/vendorcode/amd/fsp/phoenix/platform_descriptors.h
+++ b/src/vendorcode/amd/fsp/phoenix/platform_descriptors.h
@@ -165,16 +165,7 @@ typedef struct __packed {
 
 /*
  * Phoenix DXIO Descriptor: Used for assigning lanes to PCIe engines, configure
- * bifurcation and other settings. Beware that the lane numbers in here are the
- * logical and not the physical lane numbers!
- *
- * Phoenix DXIO logical lane to physical PCIe lane mapping:
- *
- *   logical | physical
- * ----------|------------
- * PA[00:03] | GPP[03:00]
- * PA[04:05] | GPP[08:09]
- * PB[00:07] | GPP[12:19]
+ * bifurcation and other settings.
  *
  * Different ports mustn't overlap or be assigned to the same lane(s). Within
  * ports with the same width the one with a higher start logical lane number
@@ -183,8 +174,8 @@ typedef struct __packed {
  */
 typedef struct __packed {
 	uint8_t		engine_type;			// See dxio_engine_type
-	uint8_t		start_logical_lane;		// Start lane of the pci device
-	uint8_t		end_logical_lane;		// End lane of the pci device
+	uint8_t		start_lane;			// Start lane of the pci device
+	uint8_t		end_lane;			// End lane of the pci device
 	uint8_t		gpio_group_id;			// GPIO number used as reset
 	uint32_t	port_present		:1;	// Should be TRUE if train link
 	uint32_t				:7;