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-rw-r--r--config/coreboot/next/patches/0001-soc-intel-skylake-configure-usb-acpi.patch4
-rw-r--r--config/coreboot/next/patches/0002-mb-lenovo-Add-initial-code-for-Lenovo-ThinkPad-E460.patch4
-rw-r--r--config/coreboot/next/patches/0003-soc-intel-skylake-Enable-4E-4F-PNP-I-O-ports-in-boot.patch4
-rw-r--r--config/coreboot/next/patches/0004-mb-lenovo-Add-ThinkPad-T480-and-ThinkPad-T480s.patch (renamed from config/coreboot/next/patches/0008-mb-lenovo-Add-ThinkPad-T480.patch)981
-rw-r--r--config/coreboot/next/patches/0005-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch (renamed from config/coreboot/next/patches/0004-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch)4
-rw-r--r--config/coreboot/next/patches/0006-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch (renamed from config/coreboot/next/patches/0005-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch)4
-rw-r--r--config/coreboot/next/patches/0007-Remove-warning-for-coreboot-images-built-without-a-p.patch (renamed from config/coreboot/next/patches/0006-Remove-warning-for-coreboot-images-built-without-a-p.patch)4
-rw-r--r--config/coreboot/next/patches/0008-mb-dell-optiplex_780-Add-USFF-variant.patch (renamed from config/coreboot/next/patches/0007-mb-dell-optiplex_780-Add-USFF-variant.patch)4
-rw-r--r--config/coreboot/next/patches/0009-lenovo-t480-Add-MAINBOARD_USES_IFD_GBE_REGION.patch27
-rw-r--r--config/coreboot/next/patches/0010-add-vbt-file-for-thinkpad-t480s.patch49
-rw-r--r--config/coreboot/next/patches/0011-Disable-m2-hotplug-in-lenovo-t480s-devicetree.patch30
11 files changed, 809 insertions, 306 deletions
diff --git a/config/coreboot/next/patches/0001-soc-intel-skylake-configure-usb-acpi.patch b/config/coreboot/next/patches/0001-soc-intel-skylake-configure-usb-acpi.patch
index b5a157a1..1b6b5372 100644
--- a/config/coreboot/next/patches/0001-soc-intel-skylake-configure-usb-acpi.patch
+++ b/config/coreboot/next/patches/0001-soc-intel-skylake-configure-usb-acpi.patch
@@ -1,7 +1,7 @@
-From b7b4f05005bfe46fc5ce67ae1f04d225e35cbd4d Mon Sep 17 00:00:00 2001
+From 18b68185f44599cf6ea6a20816bf6a5eb7aeda17 Mon Sep 17 00:00:00 2001
From: Felix Singer <felixsinger@posteo.net>
Date: Wed, 26 Jun 2024 04:24:31 +0200
-Subject: [PATCH 1/9] soc/intel/skylake: configure usb acpi
+Subject: [PATCH 1/8] soc/intel/skylake: configure usb acpi
Change-Id: I53fc73046e4b107064fa8c3c617ba6d9b807b71d
Signed-off-by: Felix Singer <felixsinger@posteo.net>
diff --git a/config/coreboot/next/patches/0002-mb-lenovo-Add-initial-code-for-Lenovo-ThinkPad-E460.patch b/config/coreboot/next/patches/0002-mb-lenovo-Add-initial-code-for-Lenovo-ThinkPad-E460.patch
index d268ddf3..77d7b080 100644
--- a/config/coreboot/next/patches/0002-mb-lenovo-Add-initial-code-for-Lenovo-ThinkPad-E460.patch
+++ b/config/coreboot/next/patches/0002-mb-lenovo-Add-initial-code-for-Lenovo-ThinkPad-E460.patch
@@ -1,7 +1,7 @@
-From 86a721209951605ad59aff31639a6be954a0fab8 Mon Sep 17 00:00:00 2001
+From a7cbcbc7037fe3473e5ebe475cbfd12f653e9827 Mon Sep 17 00:00:00 2001
From: Felix Singer <felixsinger@posteo.net>
Date: Wed, 26 Jun 2024 00:59:03 +0200
-Subject: [PATCH 2/9] mb/lenovo: Add initial code for Lenovo ThinkPad E460
+Subject: [PATCH 2/8] mb/lenovo: Add initial code for Lenovo ThinkPad E460
Change-Id: Ia02f81750105c95c867d961dbdadcd5991ad371f
Signed-off-by: Felix Singer <felixsinger@posteo.net>
diff --git a/config/coreboot/next/patches/0003-soc-intel-skylake-Enable-4E-4F-PNP-I-O-ports-in-boot.patch b/config/coreboot/next/patches/0003-soc-intel-skylake-Enable-4E-4F-PNP-I-O-ports-in-boot.patch
index 56834e40..6e7d4b7c 100644
--- a/config/coreboot/next/patches/0003-soc-intel-skylake-Enable-4E-4F-PNP-I-O-ports-in-boot.patch
+++ b/config/coreboot/next/patches/0003-soc-intel-skylake-Enable-4E-4F-PNP-I-O-ports-in-boot.patch
@@ -1,7 +1,7 @@
-From 46da5bb38caf3b5d523e79ca0e17b125179daaaf Mon Sep 17 00:00:00 2001
+From b3049cfd11aa0f3c124ed8f87e98a200201ecbdc Mon Sep 17 00:00:00 2001
From: Mate Kukri <km@mkukri.xyz>
Date: Fri, 22 Nov 2024 21:26:48 +0000
-Subject: [PATCH 3/9] soc/intel/skylake: Enable 4E/4F PNP I/O ports in
+Subject: [PATCH 3/8] soc/intel/skylake: Enable 4E/4F PNP I/O ports in
bootblock
Change-Id: I57c9d8a9513a268e2ca6a0abd1306cd038598173
diff --git a/config/coreboot/next/patches/0008-mb-lenovo-Add-ThinkPad-T480.patch b/config/coreboot/next/patches/0004-mb-lenovo-Add-ThinkPad-T480-and-ThinkPad-T480s.patch
index a956a392..1ac1a536 100644
--- a/config/coreboot/next/patches/0008-mb-lenovo-Add-ThinkPad-T480.patch
+++ b/config/coreboot/next/patches/0004-mb-lenovo-Add-ThinkPad-T480-and-ThinkPad-T480s.patch
@@ -1,9 +1,9 @@
-From cc9876a374db2515cefc1e3a3a1745d643b19554 Mon Sep 17 00:00:00 2001
+From e905d7fd1ee1a791f27285715d420263e422ebee Mon Sep 17 00:00:00 2001
From: Mate Kukri <kukri.mate@gmail.com>
-Date: Mon, 2 Dec 2024 01:36:35 +0000
-Subject: [PATCH 8/9] mb/lenovo: Add ThinkPad T480
+Date: Mon, 2 Dec 2024 16:10:22 +0000
+Subject: [PATCH 4/8] mb/lenovo: Add ThinkPad T480 and ThinkPad T480s
-This machine has BootGuard fused and requires deguard to boot coreboot.
+These machine have BootGuard fused and requires deguard to boot coreboot.
Works:
- Intel GPU
@@ -13,19 +13,18 @@ Works:
- EC
+ Fan control
+ Keyboard
- + Both batteries
+ + Battery (T480 has two)
+ Charging via both Type-C ports
- + Debug UART
+ + Debug UART (on T480)
- WLAN card:
+ WiFi works
+ Bluetooth works
- M.2 main SSD
-- Speakers, headphone jack
+- HDA verbs, Speakers, headphone jack
- S3 sleep
Known issues:
- Alpine Ridge Thunderbolt 3 controller does not work
-- Missing HDA verbs, audio still works
- Function keys are handled differently from stock firmware
+ These should inject XF86 keycodes instead of directly
controlling, volume, brightness, etc in hardware.
@@ -43,6 +42,8 @@ Untested (should work):
- Webcam (USB)
- External video outputs
+Thanks to Leah Rowe for helping with the T480s.
+
Signed-off-by: Mate Kukri <kukri.mate@gmail.com>
Change-Id: I19d421412c771c1f242f6ff39453f824fa866163
---
@@ -50,9 +51,9 @@ Change-Id: I19d421412c771c1f242f6ff39453f824fa866163
src/ec/lenovo/h8/acpi/ec.asl | 2 +-
src/ec/lenovo/h8/bluetooth.c | 12 +-
src/ec/lenovo/h8/wwan.c | 12 +-
- src/mainboard/lenovo/sklkbl_thinkpad/Kconfig | 39 +++-
+ src/mainboard/lenovo/sklkbl_thinkpad/Kconfig | 42 +++-
.../lenovo/sklkbl_thinkpad/Kconfig.name | 6 +
- .../lenovo/sklkbl_thinkpad/Makefile.mk | 8 +-
+ .../lenovo/sklkbl_thinkpad/Makefile.mk | 72 ++++++-
.../lenovo/sklkbl_thinkpad/acpi/ec.asl | 13 +-
.../lenovo/sklkbl_thinkpad/bootblock.c | 50 +++++
.../lenovo/sklkbl_thinkpad/devicetree.cb | 36 ++++
@@ -61,29 +62,78 @@ Change-Id: I19d421412c771c1f242f6ff39453f824fa866163
src/mainboard/lenovo/sklkbl_thinkpad/ec.h | 99 +++++++++
src/mainboard/lenovo/sklkbl_thinkpad/gpio.h | 8 +
.../lenovo/sklkbl_thinkpad/ramstage.c | 98 ++++++++-
- .../lenovo/sklkbl_thinkpad/romstage.c | 24 +++
+ .../lenovo/sklkbl_thinkpad/romstage.c | 7 -
.../sklkbl_thinkpad/variants/t480/data.vbt | Bin 0 -> 4106 bytes
.../variants/t480/gma-mainboard.ads | 19 ++
.../sklkbl_thinkpad/variants/t480/gpio.c | 203 ++++++++++++++++++
- .../sklkbl_thinkpad/variants/t480/hda_verb.c | 10 +
+ .../sklkbl_thinkpad/variants/t480/hda_verb.c | 90 ++++++++
+ .../variants/t480/memory_init_params.c | 20 ++
.../variants/t480/overridetree.cb | 124 +++++++++++
- .../variants/t480s/gma-mainboard.ads | 15 ++
+ .../sklkbl_thinkpad/variants/t480s/data.vbt | Bin 0 -> 4106 bytes
+ .../variants/t480s/gma-mainboard.ads | 19 ++
.../sklkbl_thinkpad/variants/t480s/gpio.c | 199 +++++++++++++++++
- .../sklkbl_thinkpad/variants/t480s/hda_verb.c | 10 +
- .../variants/t480s/overridetree.cb | 121 +++++++++++
- 25 files changed, 1258 insertions(+), 32 deletions(-)
+ .../sklkbl_thinkpad/variants/t480s/hda_verb.c | 90 ++++++++
+ .../variants/t480s/memory_init_params.c | 44 ++++
+ .../variants/t480s/overridetree.cb | 124 +++++++++++
+ .../sklkbl_thinkpad/variants/t480s/spd_0.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_1.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_10.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_11.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_12.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_13.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_14.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_15.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_16.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_17.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_18.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_19.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_2.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_20.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_3.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_4.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_5.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_6.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_7.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_8.bin | Bin 0 -> 512 bytes
+ .../sklkbl_thinkpad/variants/t480s/spd_9.bin | Bin 0 -> 512 bytes
+ 49 files changed, 1531 insertions(+), 40 deletions(-)
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/ec.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/ec.h
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/gpio.h
+ delete mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/romstage.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/data.vbt
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/gma-mainboard.ads
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/gpio.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/hda_verb.c
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/memory_init_params.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/overridetree.cb
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gma-mainboard.ads
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gpio.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/hda_verb.c
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/memory_init_params.c
create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_0.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_1.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_10.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_11.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_12.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_13.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_14.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_15.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_16.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_17.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_18.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_19.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_2.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_20.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_3.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_4.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_5.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_6.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_7.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_8.bin
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_9.bin
diff --git a/src/device/pci_rom.c b/src/device/pci_rom.c
index d60720eb49..b18dfdd287 100644
@@ -197,10 +247,10 @@ index 685886fcce..5e0ae030e2 100644
printk(BIOS_INFO, "H8: WWAN not installed\n");
return false;
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
-index fcc80dffe3..13d71670e3 100644
+index fcc80dffe3..21076315ab 100644
--- a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
-@@ -2,16 +2,19 @@
+@@ -2,16 +2,20 @@
config BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
bool
@@ -221,10 +271,11 @@ index fcc80dffe3..13d71670e3 100644
select MEMORY_MAPPED_TPM
select MAINBOARD_HAS_TPM2
- select NO_UART_ON_SUPERIO
++ select MAINBOARD_USES_IFD_GBE_REGION
select SOC_INTEL_COMMON_BLOCK_HDA_VERB
select SPD_READ_BY_WORD
select SYSTEM_TYPE_LAPTOP
-@@ -19,8 +22,22 @@ config BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
+@@ -19,8 +23,22 @@ config BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
config BOARD_LENOVO_E460
bool
select BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
@@ -247,7 +298,7 @@ index fcc80dffe3..13d71670e3 100644
if BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
config MAINBOARD_DIR
-@@ -28,19 +45,31 @@ config MAINBOARD_DIR
+@@ -28,18 +46,30 @@ config MAINBOARD_DIR
config VARIANT_DIR
default "e460" if BOARD_LENOVO_E460
@@ -260,7 +311,7 @@ index fcc80dffe3..13d71670e3 100644
config MAINBOARD_PART_NUMBER
default "E460" if BOARD_LENOVO_E460
+ default "T480" if BOARD_LENOVO_T480
-+ default "T480S" if BOARD_LENOVO_T480S
++ default "T480s" if BOARD_LENOVO_T480S
config CBFS_SIZE
default 0x600000 if BOARD_LENOVO_E460
@@ -271,17 +322,17 @@ index fcc80dffe3..13d71670e3 100644
+ default 2
config DIMM_SPD_SIZE
- default 256
-
+- default 256
++ default 512 # DDR4
++
+endif
+
+if BOARD_LENOVO_E460
-+
+
config UART_FOR_CONSOLE
default 2
-
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
-index 61d971fe8d..54fc4f0065 100644
+index 61d971fe8d..15441c4264 100644
--- a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
@@ -2,3 +2,9 @@
@@ -293,12 +344,12 @@ index 61d971fe8d..54fc4f0065 100644
+ bool "ThinkPad T480"
+
+config BOARD_LENOVO_T480S
-+ bool "ThinkPad T480S"
++ bool "ThinkPad T480s"
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Makefile.mk b/src/mainboard/lenovo/sklkbl_thinkpad/Makefile.mk
-index 6e544fd6b9..348e3d4582 100644
+index 6e544fd6b9..49d6ebdb4e 100644
--- a/src/mainboard/lenovo/sklkbl_thinkpad/Makefile.mk
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/Makefile.mk
-@@ -1,7 +1,9 @@
+@@ -1,7 +1,73 @@
## SPDX-License-Identifier: GPL-2.0-only
-bootblock-y += bootblock.c
@@ -306,11 +357,75 @@ index 6e544fd6b9..348e3d4582 100644
-ramstage-y += ramstage.c
-ramstage-y += variants/$(VARIANT_DIR)/hda_verb.c
-+romstage-y += romstage.c
++romstage-y += variants/$(VARIANT_DIR)/memory_init_params.c
+
+ramstage-y += ramstage.c ec.c
+ramstage-y += variants/$(VARIANT_DIR)/gpio.c variants/$(VARIANT_DIR)/hda_verb.c
ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += variants/$(VARIANT_DIR)/gma-mainboard.ads
++
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_0.bin
++spd_0.bin-file := variants/$(VARIANT_DIR)/spd_0.bin
++spd_0.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_1.bin
++spd_1.bin-file := variants/$(VARIANT_DIR)/spd_1.bin
++spd_1.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_2.bin
++spd_2.bin-file := variants/$(VARIANT_DIR)/spd_2.bin
++spd_2.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_3.bin
++spd_3.bin-file := variants/$(VARIANT_DIR)/spd_3.bin
++spd_3.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_4.bin
++spd_4.bin-file := variants/$(VARIANT_DIR)/spd_4.bin
++spd_4.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_5.bin
++spd_5.bin-file := variants/$(VARIANT_DIR)/spd_5.bin
++spd_5.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_6.bin
++spd_6.bin-file := variants/$(VARIANT_DIR)/spd_6.bin
++spd_6.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_7.bin
++spd_7.bin-file := variants/$(VARIANT_DIR)/spd_7.bin
++spd_7.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_8.bin
++spd_8.bin-file := variants/$(VARIANT_DIR)/spd_8.bin
++spd_8.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_9.bin
++spd_9.bin-file := variants/$(VARIANT_DIR)/spd_9.bin
++spd_9.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_10.bin
++spd_10.bin-file := variants/$(VARIANT_DIR)/spd_10.bin
++spd_10.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_11.bin
++spd_11.bin-file := variants/$(VARIANT_DIR)/spd_11.bin
++spd_11.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_12.bin
++spd_12.bin-file := variants/$(VARIANT_DIR)/spd_12.bin
++spd_12.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_13.bin
++spd_13.bin-file := variants/$(VARIANT_DIR)/spd_13.bin
++spd_13.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_14.bin
++spd_14.bin-file := variants/$(VARIANT_DIR)/spd_14.bin
++spd_14.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_15.bin
++spd_15.bin-file := variants/$(VARIANT_DIR)/spd_15.bin
++spd_15.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_16.bin
++spd_16.bin-file := variants/$(VARIANT_DIR)/spd_16.bin
++spd_16.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_17.bin
++spd_17.bin-file := variants/$(VARIANT_DIR)/spd_17.bin
++spd_17.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_18.bin
++spd_18.bin-file := variants/$(VARIANT_DIR)/spd_18.bin
++spd_18.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_19.bin
++spd_19.bin-file := variants/$(VARIANT_DIR)/spd_19.bin
++spd_19.bin-type := raw
++cbfs-files-$(CONFIG_BOARD_LENOVO_T480S) += spd_20.bin
++spd_20.bin-file := variants/$(VARIANT_DIR)/spd_20.bin
++spd_20.bin-type := raw
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/acpi/ec.asl b/src/mainboard/lenovo/sklkbl_thinkpad/acpi/ec.asl
index 16990d45f4..514b95a60f 100644
--- a/src/mainboard/lenovo/sklkbl_thinkpad/acpi/ec.asl
@@ -866,41 +981,18 @@ index 6c3b077cc4..b41cca02a7 100644
+ .init = mainboard_init,
};
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/romstage.c b/src/mainboard/lenovo/sklkbl_thinkpad/romstage.c
-index 59a62f484e..4cc0591b4f 100644
+deleted file mode 100644
+index 59a62f484e..0000000000
--- a/src/mainboard/lenovo/sklkbl_thinkpad/romstage.c
-+++ b/src/mainboard/lenovo/sklkbl_thinkpad/romstage.c
-@@ -1,7 +1,31 @@
- /* SPDX-License-Identifier: GPL-2.0-only */
-
- #include <soc/romstage.h>
-+#include <spd_bin.h>
-+
-+// FIXME: verify SPD addrs, DQ interleave, and CA vref for other SKL/KBL ThinkPads
-
- void mainboard_memory_init_params(FSPM_UPD *mupd)
- {
-+ /* T480
-+ * JDDR1 - 0x50
-+ * JDDR2 - 0x51 */
-+ struct spd_block blk = { .addr_map = { 0x50, 0x51, } };
-+ get_spd_smbus(&blk);
-+ dump_spd_info(&blk);
-+
-+ FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
-+
-+ /* T480 (DDR_DQ pins wired in interleave mode) */
-+ mem_cfg->DqPinsInterleaved = true;
-+
-+ /* T480 (VREF_CA to CH_A and VREF_DQ_B to CH_B)
-+ * DDR_VREF_CA -> M_A_VREF_CA_CPU
-+ * DDR0_VREF_DQ -> NC
-+ * DDR1_VREF_DQ -> M_B_VREF_CA_CPU */
-+ mem_cfg->CaVrefConfig = 2;
-+
-+ mem_cfg->MemorySpdDataLen = blk.len;
-+ mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0];
-+ mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1];
- }
++++ /dev/null
+@@ -1,7 +0,0 @@
+-/* SPDX-License-Identifier: GPL-2.0-only */
+-
+-#include <soc/romstage.h>
+-
+-void mainboard_memory_init_params(FSPM_UPD *mupd)
+-{
+-}
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/data.vbt b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/data.vbt
new file mode 100644
index 0000000000000000000000000000000000000000..4db4202961d0be67b75f52b28f2111d5655595c3
@@ -1172,23 +1264,129 @@ index 0000000000..f7c29e1f39
+}
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/hda_verb.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/hda_verb.c
new file mode 100644
-index 0000000000..d9d103f862
+index 0000000000..3a951ce0da
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/hda_verb.c
-@@ -0,0 +1,10 @@
+@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
++ 0x10ec0257, // Vendor/Device ID: Realtek ALC257
++ 0x17aa225d, // Subsystem ID
++ 11,
++ AZALIA_SUBVENDOR(0, 0x17aa225d),
++
++ AZALIA_PIN_CFG(0, 0x12, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_MIC_IN,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 2, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x13, 0x40000000), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x14, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_SPEAKER,
++ AZALIA_OTHER_ANALOG,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x18, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x19, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_MIC_IN,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 3, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x1a, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1b, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1d, 0x40661b45), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x1e, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x21, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_HP_OUT,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 15
++ )),
++
++ 0x8086280b, // Vendor/Device ID: Intel Kabylake HDMI
++ 0x80860101, // Subsystem ID
++ 4,
++ AZALIA_SUBVENDOR(2, 0x80860101),
++
++ AZALIA_PIN_CFG(2, 0x05, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x06, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 2, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x07, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 3, 0
++ )),
+};
+
+const u32 pc_beep_verbs[] = {};
+
+AZALIA_ARRAY_SIZES;
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/memory_init_params.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/memory_init_params.c
+new file mode 100644
+index 0000000000..5252a402f9
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/memory_init_params.c
+@@ -0,0 +1,20 @@
++/* SPDX-License-Identifier: GPL-2.0-only */
++
++#include <soc/romstage.h>
++#include <spd_bin.h>
++
++void mainboard_memory_init_params(FSPM_UPD *mupd)
++{
++ FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
++ mem_cfg->DqPinsInterleaved = true; /* DDR_DQ in interleave mode */
++ mem_cfg->CaVrefConfig = 2; /* VREF_CA to CH_A and VREF_DQ_B to CH_B */
++ mem_cfg->MemorySpdDataLen = CONFIG_DIMM_SPD_SIZE;
++
++ /* Get SPD for memory slots */
++ struct spd_block blk = { .addr_map = { 0x50, 0x51, } };
++ get_spd_smbus(&blk);
++ dump_spd_info(&blk);
++
++ mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0];
++ mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1];
++}
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/overridetree.cb b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/overridetree.cb
new file mode 100644
-index 0000000000..c20f36fbfc
+index 0000000000..4b68ec3f49
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480/overridetree.cb
@@ -0,0 +1,124 @@
@@ -1305,7 +1503,7 @@ index 0000000000..c20f36fbfc
+ register "PcieRpHotPlug[8]" = "1"
+ end
+
-+ # M.2 caddy - x2
++ # M.2 2280 caddy - x2
+ device ref pcie_rp11 on
+ register "PcieRpEnable[10]" = "1"
+ register "PcieRpClkReqSupport[10]" = "1"
@@ -1316,12 +1514,47 @@ index 0000000000..c20f36fbfc
+ end
+ end
+end
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt
+new file mode 100644
+index 0000000000000000000000000000000000000000..47732e37d5b2bad4e674fd10eafa605d26f97840
+GIT binary patch
+literal 4106
+zcmeHJUu+a*5TCu>yW9JAmoD2P<t%lC2CfC#y%tU^HSGOq>9tqx`iFWXCLD09R<E?S
+zMT)`nNScT-%9*GEA8a2?G`v`!jPV6yVlcd5OnC6Y;F}U&jJz1db9VRID@E)DLk#NN
+z&9^i2&Hiq_`R2ZF8ipf7IM{nI5$^585@kULrrx0OPKv~ngNI__q41$dA{p()ui+v1
+zw(9rm09lUPAP4nOTm0CRnF|aw5^SQSH<G}<u_Gfnvn6IuK0h@!j;UxI!$*&rIdkIh
+zl$piB;eBDWa1|CgK9bAg{^O%Z%!ziiz{neeJDb~fBI?1GV5p^44?a$ETl=n1d+;%Z
+z#X6(OzEnIB9*QUTV{!mv@xk!mU}s+>aS&4j$?kY0KGYdgn6;MZ*!anbk!PNr!a%eU
+zTXkLEL3ly5L&oUX#CS7?b2%Kad?s<goHQq1G_%bLv);c5qQC)gZtxnw!L3%1MWI_X
+z0wUImYD_R11gsI%l%Zw})KN_c#&!YgM3v;Up{7+s1=lXlB>-#@;mhg8>>>#S&)d2I
+zmP&-g0$k02szSQj(Y*j}YYtQnDH0;2ui<!ko-28Y){6ilAcrmz951v4RTWQ_ye!or
+z4xOJya#Sr7{o)%XFUfJCndM%KM(c^ol_hzlb*1h&uC%Vy%U(P!_qUfwcb4r;SmPQ_
+zhxf($vVo)we+jxogb`7NQ^aS9eQpNT#2bmX5(kO*5O)$Mi4PJVB_1U{L42C{HR894
+z=ZJk70(Q~o{*COiRR#_fix0XaS3?igAuo2!)<NF8ARGWF&M7=h16xZaS|UxpZA)w3
+z1CQUC@^&oxtbG2HGk&WA9=_qa;$?8fdy_j;eY+H3ciR5U?|$2?oT;mPoV=Dx&CwUf
+zv~zYWs{cR#vl*!ChO54O0k3UT#mpur4fXeCdE_aoNtZ|mgF!ck3Nmy<0BRuy4NwCa
+zNZDP7XrHsU<-0NyB2=wXwgEqZPukelExAY+hyWVj0{)~A=X~17KK7XpzxQcB``9fX
+zZf4pp#`ZEanRbG)(+odg+NX?t!SF|>{mPhI!flfFgv9nqI4Wr~5_?s`k0kALiCvcP
+zCrRUFrpVYPYn?Jn%6MGXUXj_GGJYa!U&-tn8Gn&ANnz_0+@olH3VTw)mlf@-!p<v7
+zljhF5u5tObYwR{boRI14NxNkGd6QG=>8{!e#p0ct5}M(h16D>p?OGjSz6v3juERjS
+z#z{?mXvVqrXs_rvUmYR40gNzg(QD6y9E94?4DWO|6eb83LI-smcVC6x1n2reH}rAp
+zLM);f=tWDCr``UF5T>!;PYu^H1g>EBP8A}2*fM>s-@nC3pDV|}6+CtfhG(II7`pcw
+z`jLfJ!?;*R@Bp=Nw2EPOC7FEs(cugIP_K6tN_$~tvS8nx6iOv|IMrO3&-m*N9ZP#b
+znG^~>I|l1cUVSeD9r^k3h0TP}WWD9=MZxY<<azgO1@-W5<NTHW*-d)t{Q4yX9_+?a
+zHawLe=uO6@%xqS#?JxafX%#$`BhkIqq>Z3B2yU!k71#YRpThOJtVheMDA50rV#s@U
+z+nKbA{O(olYR}icuzQD*-cjBQ9;%!eMDVP>7mWsF@=%>o)wSgq=n%DHNOYwRr4Ao6
+zbNdgEn*RdDS>Rud+fIY0N8JkP3q6;>8o%R(CE2n3?Xg%qP+U%~6|{XFyxv7Y#;J2Z
+XK$lk*wsY^m4}9|iz?mg_AjCfat$CyH
+
+literal 0
+HcmV?d00001
+
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gma-mainboard.ads b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gma-mainboard.ads
new file mode 100644
-index 0000000000..e0a166fe55
+index 0000000000..fcfbd75a92
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gma-mainboard.ads
-@@ -0,0 +1,15 @@
+@@ -0,0 +1,19 @@
+-- SPDX-License-Identifier: GPL-2.0-or-later
+
+with HW.GFX.GMA;
@@ -1334,12 +1567,16 @@ index 0000000000..e0a166fe55
+
+ ports : constant Port_List :=
+ (eDP,
++ DP1,
++ DP2,
++ HDMI1,
++ HDMI2,
+ others => Disabled);
+
+end GMA.Mainboard;
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gpio.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gpio.c
new file mode 100644
-index 0000000000..fd9cdbef6b
+index 0000000000..a98dd2bc4e
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/gpio.c
@@ -0,0 +1,199 @@
@@ -1352,22 +1589,22 @@ index 0000000000..fd9cdbef6b
+ /* ------- GPIO Community 0 ------- */
+
+ /* ------- GPIO Group GPP_A ------- */
-+ PAD_CFG_NF(GPP_A0, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A1, NATIVE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A2, NATIVE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A3, NATIVE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A4, NATIVE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A5, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A6, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A7, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A8, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A9, DN_20K, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A10, DN_20K, DEEP, NF1),
++ PAD_CFG_NF(GPP_A0, NONE, DEEP, NF1), /* -KBRC */
++ PAD_CFG_NF(GPP_A1, NATIVE, DEEP, NF1), /* LPC_AD0 */
++ PAD_CFG_NF(GPP_A2, NATIVE, DEEP, NF1), /* LPC_AD1 */
++ PAD_CFG_NF(GPP_A3, NATIVE, DEEP, NF1), /* LPC_AD2 */
++ PAD_CFG_NF(GPP_A4, NATIVE, DEEP, NF1), /* LPC_AD3 */
++ PAD_CFG_NF(GPP_A5, NONE, DEEP, NF1), /* -LPC_FRAME */
++ PAD_CFG_NF(GPP_A6, NONE, DEEP, NF1), /* IRQSER */
++ PAD_CFG_NF(GPP_A7, NONE, DEEP, NF1), /* -TPM_IRQ */
++ PAD_CFG_NF(GPP_A8, NONE, DEEP, NF1), /* -CLKRUN */
++ PAD_CFG_NF(GPP_A9, DN_20K, DEEP, NF1), /* LPCCLK_EC_24M */
++ PAD_CFG_NF(GPP_A10, DN_20K, DEEP, NF1), /* LPCCLK_DEBUG_24M */
+ PAD_NC(GPP_A11, NONE),
+ PAD_NC(GPP_A12, NONE),
-+ PAD_CFG_NF(GPP_A13, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A14, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_A15, UP_20K, DEEP, NF1),
++ PAD_CFG_NF(GPP_A13, NONE, DEEP, NF1), /* -SUSWARN */
++ PAD_CFG_NF(GPP_A14, NONE, DEEP, NF1), /* -SUS_STAT */
++ PAD_CFG_NF(GPP_A15, UP_20K, DEEP, NF1), /* -SUSWARN */
+ PAD_NC(GPP_A16, NONE),
+ PAD_NC(GPP_A17, NONE),
+ PAD_NC(GPP_A18, NONE),
@@ -1382,18 +1619,18 @@ index 0000000000..fd9cdbef6b
+ PAD_CFG_NF(GPP_B1, NONE, DEEP, NF1),
+ PAD_NC(GPP_B2, NONE),
+ PAD_NC(GPP_B3, NONE),
-+ PAD_CFG_GPI_SCI(GPP_B4, NONE, DEEP, EDGE_SINGLE, INVERT),
-+ PAD_CFG_NF(GPP_B5, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B6, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B7, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B8, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B9, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B10, NONE, DEEP, NF1),
++ PAD_CFG_GPI_SCI(GPP_B4, NONE, DEEP, EDGE_SINGLE, INVERT), /* -TBT_PLUG_EVENT */
++ PAD_CFG_NF(GPP_B5, NONE, DEEP, NF1), /* -CLKREQ_PCIE0 (dGPU) */
++ PAD_CFG_NF(GPP_B6, NONE, DEEP, NF1), /* -CLKREQ_PCIE3 (WWAN) */
++ PAD_CFG_NF(GPP_B7, NONE, DEEP, NF1), /* -CLKREQ_PCIE4 (GBE) */
++ PAD_CFG_NF(GPP_B8, NONE, DEEP, NF1), /* -CLKREQ_PCIE5 (WLAN) */
++ PAD_CFG_NF(GPP_B9, NONE, DEEP, NF1), /* -CLKREQ_PCIE6 (TB3) */
++ PAD_CFG_NF(GPP_B10, NONE, DEEP, NF1), /* -CLKREQ_PCIE8 (SSD) */
+ PAD_NC(GPP_B11, NONE),
-+ PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_B14, NONE, DEEP, NF1),
-+ PAD_CFG_GPO(GPP_B15, 0, DEEP),
++ PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1), /* -PCH_SLP_S0 */
++ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1), /* -PLTRST */
++ PAD_CFG_NF(GPP_B14, NONE, DEEP, NF1), /* PCH_SPKR */
++ PAD_CFG_GPO(GPP_B15, 0, DEEP), /* NFC_DLREQ */
+ PAD_NC(GPP_B16, NONE),
+ PAD_NC(GPP_B17, NONE),
+ PAD_NC(GPP_B18, NONE),
@@ -1406,14 +1643,14 @@ index 0000000000..fd9cdbef6b
+ /* ------- GPIO Community 1 ------- */
+
+ /* ------- GPIO Group GPP_C ------- */
-+ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1), /* SMB_CLK */
++ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), /* SMB_DATA */
+ PAD_CFG_GPO(GPP_C2, 1, DEEP),
-+ PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1), /* SML0_CLK */
++ PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1), /* SML0_DATA */
+ PAD_NC(GPP_C5, NONE),
-+ /* GPP_C6 - RESERVED */
-+ /* GPP_C7 - RESERVED */
++ PAD_CFG_NF(GPP_C6, NONE, DEEP, NF1), /* EC_SCL2 */
++ PAD_CFG_NF(GPP_C7, NONE, DEEP, NF1), /* EC_SDA2 */
+ PAD_NC(GPP_C8, NONE),
+ PAD_NC(GPP_C9, NONE),
+ PAD_NC(GPP_C10, NONE),
@@ -1422,14 +1659,14 @@ index 0000000000..fd9cdbef6b
+ PAD_NC(GPP_C13, NONE),
+ PAD_NC(GPP_C14, NONE),
+ PAD_NC(GPP_C15, NONE),
-+ PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1), /* I2C0_DATA */
++ PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1), /* I2C0_CLK */
+ PAD_NC(GPP_C18, NONE),
+ PAD_NC(GPP_C19, NONE),
-+ PAD_CFG_GPO(GPP_C20, 0, DEEP),
-+ PAD_CFG_GPO(GPP_C21, 0, DEEP),
-+ PAD_CFG_GPI_SCI(GPP_C22, NONE, DEEP, EDGE_SINGLE, INVERT),
-+ PAD_CFG_GPI_SCI(GPP_C23, NONE, DEEP, EDGE_SINGLE, INVERT),
++ PAD_CFG_GPO(GPP_C20, 0, DEEP), /* EPRIVACY_ON */
++ PAD_CFG_GPO(GPP_C21, 0, DEEP), /* TBT_FORCE_PWR */
++ PAD_CFG_GPI_SCI(GPP_C22, NONE, DEEP, EDGE_SINGLE, INVERT), /* -EC_SCI */
++ PAD_CFG_GPI_SCI(GPP_C23, NONE, DEEP, EDGE_SINGLE, INVERT), /* -EC_WAKE */
+
+ /* ------- GPIO Group GPP_D ------- */
+ PAD_NC(GPP_D0, NONE),
@@ -1441,101 +1678,101 @@ index 0000000000..fd9cdbef6b
+ PAD_NC(GPP_D6, NONE),
+ PAD_NC(GPP_D7, NONE),
+ PAD_NC(GPP_D8, NONE),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_D9, UP_20K, DEEP, OFF, ACPI),
++ PAD_CFG_GPI_TRIG_OWN(GPP_D9, UP_20K, DEEP, OFF, ACPI), /* -DISCRETE_PRESENCE */
+ PAD_NC(GPP_D10, NONE),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_D11, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_D12, UP_20K, DEEP, OFF, ACPI),
++ PAD_CFG_GPI_TRIG_OWN(GPP_D11, UP_20K, DEEP, OFF, ACPI), /* DGFX_VRAM_ID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_D12, UP_20K, DEEP, OFF, ACPI), /* DGFX_VRAM_ID1 */
+ PAD_NC(GPP_D13, NONE),
+ PAD_NC(GPP_D14, NONE),
+ PAD_NC(GPP_D15, NONE),
+ PAD_NC(GPP_D16, NONE),
-+ PAD_CFG_GPO(GPP_D17, 0, DEEP),
++ PAD_CFG_GPO(GPP_D17, 0, DEEP), /* DDI_PRIORITY */
+ PAD_NC(GPP_D18, NONE),
+ PAD_NC(GPP_D19, NONE),
+ PAD_NC(GPP_D20, NONE),
+ PAD_NC(GPP_D21, NONE),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_D22, UP_20K, DEEP, OFF, ACPI),
++ PAD_CFG_GPI_TRIG_OWN(GPP_D22, UP_20K, DEEP, OFF, ACPI), /* -NFC_DTCT */
+ PAD_NC(GPP_D23, NONE),
+
+ /* ------- GPIO Group GPP_E ------- */
-+ PAD_CFG_GPO(GPP_E0, 1, DEEP),
++ PAD_CFG_GPO(GPP_E0, 1, DEEP), /* BDC_ON */
+ PAD_NC(GPP_E1, NONE),
-+ PAD_CFG_NF(GPP_E2, NONE, DEEP, NF1),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_E3, NONE, DEEP, EDGE_SINGLE, ACPI),
-+ PAD_CFG_GPO(GPP_E4, 1, DEEP),
++ PAD_CFG_NF(GPP_E2, NONE, DEEP, NF1), /* -SATA2_DTCT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_E3, NONE, DEEP, EDGE_SINGLE, ACPI), /* -TBT_PLUG_EVENT */
++ PAD_CFG_GPO(GPP_E4, 1, DEEP), /* NFC_ON */
+ PAD_NC(GPP_E5, NONE),
-+ PAD_CFG_NF(GPP_E6, NONE, RSMRST, NF1),
++ PAD_CFG_NF(GPP_E6, NONE, RSMRST, NF1), /* SATA2_DEVSLP */
+ PAD_NC(GPP_E7, NONE),
+ PAD_NC(GPP_E8, NONE),
-+ PAD_CFG_NF(GPP_E9, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_E10, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_E9, NONE, DEEP, NF1), /* -USB_PORT0_OC0 */
++ PAD_CFG_NF(GPP_E10, NONE, DEEP, NF1), /* -USB_PORT1_OC1 */
+ PAD_NC(GPP_E11, NONE),
-+ PAD_CFG_GPI_APIC_HIGH(GPP_E12, NONE, DEEP),
-+ PAD_CFG_NF(GPP_E13, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1),
++ PAD_CFG_GPI_APIC_HIGH(GPP_E12, NONE, DEEP), /* NFC_INT */
++ PAD_CFG_NF(GPP_E13, NONE, DEEP, NF1), /* DDIP1_HPD */
++ PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1), /* DDIP2_HPD */
+ PAD_NC(GPP_E15, NONE),
+ PAD_NC(GPP_E16, NONE),
-+ PAD_CFG_NF(GPP_E17, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_E17, NONE, DEEP, NF1), /* EDP_HPD */
+ PAD_NC(GPP_E18, NONE),
+ PAD_CFG_GPO(GPP_E19, 0, DEEP),
-+ PAD_CFG_NF(GPP_E20, NONE, DEEP, NF1),
-+ PAD_CFG_NF(GPP_E21, NONE, DEEP, NF1),
-+ PAD_CFG_TERM_GPO(GPP_E22, 0, UP_20K, RSMRST),
-+ PAD_CFG_TERM_GPO(GPP_E23, 0, UP_20K, RSMRST),
++ PAD_CFG_NF(GPP_E20, NONE, DEEP, NF1), /* DDIP2_CTRLCLK */
++ PAD_CFG_NF(GPP_E21, NONE, DEEP, NF1), /* DDIP2_CTRLDATA */
++ PAD_CFG_TERM_GPO(GPP_E22, 0, UP_20K, RSMRST), /* -GPU_RST */
++ PAD_CFG_TERM_GPO(GPP_E23, 0, UP_20K, RSMRST), /* 1R8VIDEO_AON_ON */
+
+ /* ------- GPIO Community 2 ------- */
+
+ /* -------- GPIO Group GPD -------- */
-+ PAD_CFG_NF(GPD0, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1),
-+ PAD_CFG_NF(GPD2, NATIVE, PWROK, NF1),
-+ PAD_CFG_NF(GPD3, UP_20K, PWROK, NF1),
-+ PAD_CFG_NF(GPD4, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD5, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD6, NONE, PWROK, NF1),
++ PAD_CFG_NF(GPD0, NONE, PWROK, NF1), /* -BATLOW */
++ PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1), /* AC_PRESENT */
++ PAD_CFG_NF(GPD2, NATIVE, PWROK, NF1), /* -LANWAKE */
++ PAD_CFG_NF(GPD3, UP_20K, PWROK, NF1), /* -PWRSW_EC */
++ PAD_CFG_NF(GPD4, NONE, PWROK, NF1), /* -PCH_SLP_S3 */
++ PAD_CFG_NF(GPD5, NONE, PWROK, NF1), /* -PCH_SLP_S4 */
++ PAD_CFG_NF(GPD6, NONE, PWROK, NF1), /* -PCH_SLP_M */
+ PAD_NC(GPD7, NONE),
-+ PAD_CFG_NF(GPD8, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD9, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD10, NONE, PWROK, NF1),
-+ PAD_CFG_NF(GPD11, NONE, PWROK, NF1),
++ PAD_CFG_NF(GPD8, NONE, PWROK, NF1), /* SUSCLK_32K */
++ PAD_CFG_NF(GPD9, NONE, PWROK, NF1), /* -PCH_SLP_WLAN */
++ PAD_CFG_NF(GPD10, NONE, PWROK, NF1), /* -PCH_SLP_S5 */
++ PAD_CFG_NF(GPD11, NONE, PWROK, NF1), /* LANPHYPC */
+
+ /* ------- GPIO Community 3 ------- */
+
+ /* ------- GPIO Group GPP_F ------- */
+ PAD_CFG_GPO(GPP_F0, 0, DEEP),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F1, NONE, DEEP, OFF, ACPI),
-+ PAD_CFG_GPO(GPP_F2, 1, DEEP),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F3, NONE, PLTRST, OFF, ACPI),
-+ PAD_NC(GPP_F4, NONE),
++ PAD_CFG_GPI_TRIG_OWN(GPP_F1, NONE, DEEP, OFF, ACPI), /* GC6_FB_EN */
++ PAD_CFG_GPO(GPP_F2, 1, DEEP), /* -GPU_EVENT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F3, NONE, PLTRST, OFF, ACPI), /* DGFX_PWRGD */
++ PAD_NC(GPP_F4, NONE), /* -WWAN_RESET */
+ PAD_NC(GPP_F5, NONE),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F6, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F7, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F8, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F9, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F10, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F11, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F12, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F13, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F14, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F15, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F16, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F17, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F18, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F19, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F20, UP_20K, DEEP, OFF, ACPI),
++ PAD_CFG_GPI_TRIG_OWN(GPP_F6, UP_20K, DEEP, OFF, ACPI), /* -MIC_HW_EN (R37 to GND) */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F7, UP_20K, DEEP, OFF, ACPI), /* -INT_MIC_DTCT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F8, UP_20K, DEEP, OFF, ACPI), /* WWAN_CFG0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F9, UP_20K, DEEP, OFF, ACPI), /* WWAN_CFG1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F10, UP_20K, DEEP, OFF, ACPI), /* WWAN_CFG2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F11, UP_20K, DEEP, OFF, ACPI), /* WWAN_CFG3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F12, UP_20K, DEEP, OFF, ACPI), /* PLANARID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F13, UP_20K, DEEP, OFF, ACPI), /* PLANARID1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F14, UP_20K, DEEP, OFF, ACPI), /* PLANARID2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F15, UP_20K, DEEP, OFF, ACPI), /* PLANARID3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F16, UP_20K, DEEP, OFF, ACPI), /* MEMORYID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F17, UP_20K, DEEP, OFF, ACPI), /* MEMORYID1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F18, UP_20K, DEEP, OFF, ACPI), /* MEMORYID2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F19, UP_20K, DEEP, OFF, ACPI), /* MEMORYID3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F20, UP_20K, DEEP, OFF, ACPI), /* MEMORYID4 */
+ PAD_NC(GPP_F21, NONE),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F22, UP_20K, DEEP, OFF, ACPI),
-+ PAD_CFG_GPI_TRIG_OWN(GPP_F23, UP_20K, DEEP, OFF, ACPI),
++ PAD_CFG_GPI_TRIG_OWN(GPP_F22, UP_20K, DEEP, OFF, ACPI), /* -TAMPER_SW_DTCT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F23, UP_20K, DEEP, OFF, ACPI), /* -SC_DTCT */
+
+ /* ------- GPIO Group GPP_G ------- */
+ PAD_NC(GPP_G0, NONE),
+ PAD_NC(GPP_G1, NONE),
+ PAD_NC(GPP_G2, NONE),
+ PAD_NC(GPP_G3, NONE),
-+ PAD_CFG_GPO(GPP_G4, 0, DEEP),
-+ PAD_CFG_GPO(GPP_G5, 0, DEEP),
-+ PAD_CFG_GPO(GPP_G6, 0, DEEP),
-+ PAD_CFG_GPI_SCI(GPP_G7, NONE, DEEP, LEVEL, INVERT),
++ PAD_CFG_GPO(GPP_G4, 0, DEEP), /* TBT_RTD3_PWR_EN */
++ PAD_CFG_GPO(GPP_G5, 0, DEEP), /* TBT_FORCE_USB_PWR */
++ PAD_CFG_GPO(GPP_G6, 0, DEEP), /* -TBT_PERST */
++ PAD_CFG_GPI_SCI(GPP_G7, NONE, DEEP, LEVEL, INVERT), /* -TBT_PCIE_WAKE */
+};
+
+void variant_config_gpios(void)
@@ -1544,26 +1781,156 @@ index 0000000000..fd9cdbef6b
+}
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/hda_verb.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/hda_verb.c
new file mode 100644
-index 0000000000..d9d103f862
+index 0000000000..b1d96c5a76
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/hda_verb.c
-@@ -0,0 +1,10 @@
+@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
++ 0x10ec0257, // Vendor/Device ID: Realtek ALC257
++ 0x17aa2258, // Subsystem ID
++ 11,
++ AZALIA_SUBVENDOR(0, 0x17aa2258),
++
++ AZALIA_PIN_CFG(0, 0x12, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_MIC_IN,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 2, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x13, 0x40000000), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x14, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_SPEAKER,
++ AZALIA_OTHER_ANALOG,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x18, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x19, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_MIC_IN,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 3, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x1a, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1b, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1d, 0x40661b45), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x1e, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x21, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_HP_OUT,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 15
++ )),
++
++ 0x8086280b, // Vendor/Device ID: Intel Kabylake HDMI
++ 0x80860101, // Subsystem ID
++ 4,
++ AZALIA_SUBVENDOR(2, 0x80860101),
++
++ AZALIA_PIN_CFG(2, 0x05, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x06, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x07, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
+};
+
+const u32 pc_beep_verbs[] = {};
+
+AZALIA_ARRAY_SIZES;
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/memory_init_params.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/memory_init_params.c
+new file mode 100644
+index 0000000000..085abebbcb
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/memory_init_params.c
+@@ -0,0 +1,44 @@
++/* SPDX-License-Identifier: GPL-2.0-only */
++
++#include <cbfs.h>
++#include <gpio.h>
++#include <soc/gpio.h>
++#include <soc/romstage.h>
++#include <spd_bin.h>
++#include <stdio.h>
++
++static const struct pad_config memory_id_gpio_table[] = {
++ PAD_CFG_GPI_TRIG_OWN(GPP_F16, UP_20K, DEEP, OFF, ACPI), /* MEMORYID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F17, UP_20K, DEEP, OFF, ACPI), /* MEMORYID1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F18, UP_20K, DEEP, OFF, ACPI), /* MEMORYID2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F19, UP_20K, DEEP, OFF, ACPI), /* MEMORYID3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F20, UP_20K, DEEP, OFF, ACPI), /* MEMORYID4 */
++};
++
++void mainboard_memory_init_params(FSPM_UPD *mupd)
++{
++ int spd_idx;
++ char spd_name[20];
++ size_t spd_size;
++
++ FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
++ mem_cfg->DqPinsInterleaved = true; /* DDR_DQ in interleave mode */
++ mem_cfg->CaVrefConfig = 2; /* VREF_CA to CH_A and VREF_DQ_B to CH_B */
++ mem_cfg->MemorySpdDataLen = CONFIG_DIMM_SPD_SIZE;
++
++ /* Get SPD for soldered RAM SPD (CH A) */
++ gpio_configure_pads(memory_id_gpio_table, ARRAY_SIZE(memory_id_gpio_table));
++
++ spd_idx = gpio_get(GPP_F16) | gpio_get(GPP_F17) << 1 | gpio_get(GPP_F18) << 2 |
++ gpio_get(GPP_F19) << 3 | gpio_get(GPP_F20) << 4;
++ printk(BIOS_DEBUG, "Detected MEMORY_ID = %d\n", spd_idx);
++ snprintf(spd_name, sizeof spd_name, "spd_%d.bin", spd_idx);
++ mem_cfg->MemorySpdPtr00 = (uintptr_t)cbfs_map(spd_name, &spd_size);
++
++ /* Get SPD for memory slot (CH B) */
++ struct spd_block blk = { .addr_map = { [1] = 0x51, } };
++ get_spd_smbus(&blk);
++ dump_spd_info(&blk);
++
++ mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1];
++}
diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
new file mode 100644
-index 0000000000..2cac8c4a75
+index 0000000000..5f1c38bc03
--- /dev/null
+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
-@@ -0,0 +1,121 @@
+@@ -0,0 +1,124 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+chip soc/intel/skylake
@@ -1587,29 +1954,33 @@ index 0000000000..2cac8c4a75
+
+ device domain 0 on
+ device ref south_xhci on
-+ # TODO: USB ports
+ register "usb2_ports" = "{
-+ [0] = USB2_PORT_MID(OC_SKIP),
-+ [1] = USB2_PORT_MID(OC_SKIP),
-+ [2] = USB2_PORT_MID(OC_SKIP),
-+ [3] = USB2_PORT_MID(OC_SKIP),
-+ [4] = USB2_PORT_MID(OC_SKIP),
-+ [5] = USB2_PORT_MID(OC_SKIP),
-+ [6] = USB2_PORT_MID(OC_SKIP),
-+ [7] = USB2_PORT_MID(OC_SKIP),
-+ [8] = USB2_PORT_MID(OC_SKIP),
-+ [9] = USB2_PORT_MID(OC_SKIP),
++ [0] = USB2_PORT_MID(OC0), // JUSB1 (USB-A always on)
++ [1] = USB2_PORT_MID(OC1), // JUSB2 (USB-A)
++ [2] = USB2_PORT_MID(OC_SKIP), // JFPR (smartcard slot)
++ [3] = USB2_PORT_MID(OC_SKIP), // JUSBC (USB-C)
++ [4] = USB2_PORT_MID(OC_SKIP), // JCAM (IR camera)
++ [5] = USB2_PORT_MID(OC_SKIP), // JWWAN (M.2 WWAN USB)
++ [6] = USB2_PORT_MID(OC_SKIP), // JWLAN (M.2 WLAN USB)
++ [7] = USB2_PORT_MID(OC_SKIP), // JCAM (webcam)
++ [8] = USB2_PORT_MID(OC_SKIP), // JFPR (fingerprint reader)
++ [9] = USB2_PORT_MID(OC_SKIP), // JLCD (touch panel)
+ }"
+ register "usb3_ports" = "{
-+ [0] = USB3_PORT_DEFAULT(OC_SKIP),
-+ [1] = USB3_PORT_DEFAULT(OC_SKIP),
-+ [2] = USB3_PORT_DEFAULT(OC_SKIP),
-+ [3] = USB3_PORT_DEFAULT(OC_SKIP),
++ [0] = USB3_PORT_DEFAULT(OC0), // JUSB1 (USB-A always on)
++ [1] = USB3_PORT_DEFAULT(OC1), // JUSB2 (USB-A)
++ [2] = USB3_PORT_DEFAULT(OC_SKIP), // JSD (SD card reader)
++ [3] = USB3_PORT_DEFAULT(OC_SKIP), // JUSBC (USB-C)
+ }"
+ end
+
+ device ref sata on
-+ # TODO: sata ports
++ # SATA_0 - NC
++ # SATA_1A - NC
++ # SATA_1B - NC
++ # SATA_2 - M.2 2280 SATA
++ register "SataPortsEnable[3]" = "1"
++ register "SataPortsDevSlp[3]" = "1"
+ end
+
+ # PCIe controller 1 - 1x2+2x1
@@ -1673,7 +2044,7 @@ index 0000000000..2cac8c4a75
+ register "PcieRpHotPlug[4]" = "1"
+ end
+
-+ # M.2 caddy - x2
++ # M.2 2280 SSD - x2
+ device ref pcie_rp9 on
+ register "PcieRpEnable[8]" = "1"
+ register "PcieRpClkReqSupport[8]" = "1"
@@ -1681,10 +2052,248 @@ index 0000000000..2cac8c4a75
+ register "PcieRpClkSrcNumber[8]" = "5"
+ register "PcieRpAdvancedErrorReporting[8]" = "1"
+ register "PcieRpLtrEnable[8]" = "1"
-+ register "PcieRpHotPlug[8]" = "1"
+ end
+ end
+end
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+new file mode 100644
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+
+literal 0
+HcmV?d00001
+
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+new file mode 100644
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+
+literal 0
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+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_10.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_10.bin
+new file mode 100644
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+literal 0
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+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_11.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_11.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..59b6b9e78263c42aae367ab7d4a784d888f30efe
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+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_12.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_12.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..93be0ac94fc57222cd29e34eee11042d7842ac25
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+literal 512
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+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_13.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_13.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..171a272bc734b72395622bf889d24972ef2d14f7
+GIT binary patch
+literal 512
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+VsD}a&Ff^?FkI#a;_$28g2LP>g7pDLK
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_14.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_14.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a2a64a5e1adada3fc00b2e4edc60c77e610881a9
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+literal 512
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+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_15.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_15.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a2a64a5e1adada3fc00b2e4edc60c77e610881a9
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+literal 512
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+GCj$V){1T)9
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_16.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_16.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a64a5a93fb4aef4d5f63d79cb2582731b9ac5063
+GIT binary patch
+literal 512
+NcmZQz7zHCa1ONg600961
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_17.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_17.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..5f23e86606094d3e5d2011db902ebd4a500bbffa
+GIT binary patch
+literal 512
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+V%v%8n7#i08$7jJ^e3JB$0{}ZV7fApB
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_18.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_18.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..05633943eb5af166da66a2e1f4e74948f75782fb
+GIT binary patch
+literal 512
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+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_19.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_19.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..857da9c9828cdac842329f6cef4539283777268b
+GIT binary patch
+literal 512
+zcmY!u<Y9JIWZ+;(U|?oqW&i?K-XH(98S?V-1R3%^a4B#wurhqmHql_HU=XnZ$x{Q&
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+GP6hy+m=i1j
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_2.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_2.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..b5b14cf2dfa06ae183b0379da4dc825129e1589f
+GIT binary patch
+literal 512
+zcmY!u;9+)EWZ+<6U|?oq29gXMJU@VRUS6IcN7)B11r7#Qh7a1tdLSuupuhlu3{YAD
+XT>%b$v*cE=%%S%6I8=-Z(<uZ1pPdSg
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_20.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_20.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a64a5a93fb4aef4d5f63d79cb2582731b9ac5063
+GIT binary patch
+literal 512
+NcmZQz7zHCa1ONg600961
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_3.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_3.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..d73736008af1eb67456b2fd66f7dec3b6669a442
+GIT binary patch
+literal 512
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+YT>%b$+tzbnnL|62aHtp+rc($20QGqazW@LL
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_4.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_4.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..829f149547bc24859646c33d5926938d7a1b90cb
+GIT binary patch
+literal 512
+zcmY!u;9+)EWZ+<6U|?oq29gXMJYRrxPEL*>N67~+1r7#Qh7a1tdLSuupuhlu3{YAD
+XT>%b$o8(ro%%OI594bbI=@bG0z{d&v
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_5.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_5.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a64a5a93fb4aef4d5f63d79cb2582731b9ac5063
+GIT binary patch
+literal 512
+NcmZQz7zHCa1ONg600961
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_6.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_6.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..a64a5a93fb4aef4d5f63d79cb2582731b9ac5063
+GIT binary patch
+literal 512
+NcmZQz7zHCa1ONg600961
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_7.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_7.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..940f1e3cd8e5bd9ea32a82a14edcdcbc8132d8c7
+GIT binary patch
+literal 512
+zcmY!u<Y8`AWZ+;(U|?osW&i><-XH%N8S?V-1R3%^a4B#wurjQW(9mG0U=XnZ$x{Q&
+z0UPq1A)%L_QJxwGl4(Y*BAFWD+8T7AOcTeDU_*B^6OSleBX=`bLy)jxgN`d)<=|uh
+E020*^DF6Tf
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_8.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_8.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..30c84410d417ef7afa8705c93cdb64a9f4e915a0
+GIT binary patch
+literal 512
+zcmY!u<Y9JIWZ+;(U|?oqW&i?q-XHZ040(BZf(&^dxD+@TSQ$QOn`kgpFo@WI<f#GX
+zYz3L}{MzzRenxp}7)YiWinU~FgllWifig`TL)=Uajm%6uqI8Yijh&1X6cmgabe!NS
+H2PXpn6CD!Q
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_9.bin b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/spd_9.bin
+new file mode 100644
+index 0000000000000000000000000000000000000000..7facef55b93fe1f67411c00bab84862769461f63
+GIT binary patch
+literal 512
+zcmY!u<Y8`AWZ+;(U|?osW&i?q-XHZ040(BZf(&^dxD+@TSQ%DGYiKZ3Fo@WI<f#GX
+zYz3L}{F>W!enxp}7)YiWinU~FgllWifig`TLxK(6%}hL^bdB7N9Ss$Lz^FmT39fQ*
+FG5`?&65ap+
+
+literal 0
+HcmV?d00001
+
--
2.39.5
diff --git a/config/coreboot/next/patches/0004-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch b/config/coreboot/next/patches/0005-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch
index 33e7a55d..e490a807 100644
--- a/config/coreboot/next/patches/0004-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch
+++ b/config/coreboot/next/patches/0005-mb-dell-Add-Optiplex-780-MT-x4x-ICH10.patch
@@ -1,7 +1,7 @@
-From bc884fae79664c0d606991b5e0d62c608f3bef35 Mon Sep 17 00:00:00 2001
+From 534d696a570a50057153669247933ec1a4a2480f Mon Sep 17 00:00:00 2001
From: Nicholas Chin <nic.c3.14@gmail.com>
Date: Mon, 30 Sep 2024 20:44:38 -0400
-Subject: [PATCH 4/9] mb/dell: Add Optiplex 780 MT (x4x/ICH10)
+Subject: [PATCH 5/8] mb/dell: Add Optiplex 780 MT (x4x/ICH10)
Change-Id: Idb45737ce95bfd26e978323c650de7d308b5079c
Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com>
diff --git a/config/coreboot/next/patches/0005-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch b/config/coreboot/next/patches/0006-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch
index d623f57f..51bbfa5c 100644
--- a/config/coreboot/next/patches/0005-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch
+++ b/config/coreboot/next/patches/0006-util-ifdtool-add-nuke-flag-all-0xFF-on-region.patch
@@ -1,7 +1,7 @@
-From 13da22a18b2c13b8676c69e929ba51f2d5d188cf Mon Sep 17 00:00:00 2001
+From 851043846f589e718a69009a6b157b4ff5315471 Mon Sep 17 00:00:00 2001
From: Leah Rowe <info@minifree.org>
Date: Sun, 19 Feb 2023 18:21:43 +0000
-Subject: [PATCH 5/9] util/ifdtool: add --nuke flag (all 0xFF on region)
+Subject: [PATCH 6/8] util/ifdtool: add --nuke flag (all 0xFF on region)
When this option is used, the region's contents are overwritten
with all ones (0xFF).
diff --git a/config/coreboot/next/patches/0006-Remove-warning-for-coreboot-images-built-without-a-p.patch b/config/coreboot/next/patches/0007-Remove-warning-for-coreboot-images-built-without-a-p.patch
index 6ca8bee8..47f549a1 100644
--- a/config/coreboot/next/patches/0006-Remove-warning-for-coreboot-images-built-without-a-p.patch
+++ b/config/coreboot/next/patches/0007-Remove-warning-for-coreboot-images-built-without-a-p.patch
@@ -1,7 +1,7 @@
-From bc1c834506a749eb2b235e51bb75b04b5b939ad5 Mon Sep 17 00:00:00 2001
+From fa6ac5b7f134b98a4f68f0f6b8bdeb6c7b6871ab Mon Sep 17 00:00:00 2001
From: Nicholas Chin <nic.c3.14@gmail.com>
Date: Fri, 12 May 2023 19:55:15 -0600
-Subject: [PATCH 6/9] Remove warning for coreboot images built without a
+Subject: [PATCH 7/8] Remove warning for coreboot images built without a
payload
I added this in upstream to prevent people from accidentally flashing
diff --git a/config/coreboot/next/patches/0007-mb-dell-optiplex_780-Add-USFF-variant.patch b/config/coreboot/next/patches/0008-mb-dell-optiplex_780-Add-USFF-variant.patch
index 17168733..d49e0e9d 100644
--- a/config/coreboot/next/patches/0007-mb-dell-optiplex_780-Add-USFF-variant.patch
+++ b/config/coreboot/next/patches/0008-mb-dell-optiplex_780-Add-USFF-variant.patch
@@ -1,7 +1,7 @@
-From 1fa342e9462503c871bc5f4a0e4508ff8eac3e68 Mon Sep 17 00:00:00 2001
+From 636cb8ae8610cd99b637448add778c8e4f364f3e Mon Sep 17 00:00:00 2001
From: Nicholas Chin <nic.c3.14@gmail.com>
Date: Wed, 30 Oct 2024 20:55:25 -0600
-Subject: [PATCH 7/9] mb/dell/optiplex_780: Add USFF variant
+Subject: [PATCH 8/8] mb/dell/optiplex_780: Add USFF variant
Change-Id: I3aa21c743749f4a11a2501f4c121316bd2f1a103
Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com>
diff --git a/config/coreboot/next/patches/0009-lenovo-t480-Add-MAINBOARD_USES_IFD_GBE_REGION.patch b/config/coreboot/next/patches/0009-lenovo-t480-Add-MAINBOARD_USES_IFD_GBE_REGION.patch
deleted file mode 100644
index ee0e2785..00000000
--- a/config/coreboot/next/patches/0009-lenovo-t480-Add-MAINBOARD_USES_IFD_GBE_REGION.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From 4bd27d11c2ccd65a3b2a2e465aab9922e8aee31a Mon Sep 17 00:00:00 2001
-From: Leah Rowe <info@minifree.org>
-Date: Sun, 1 Dec 2024 07:16:20 +0000
-Subject: [PATCH 9/9] lenovo/t480: Add MAINBOARD_USES_IFD_GBE_REGION
-
-This board does use a GbE region, so support it in menuconfig.
-
-Signed-off-by: Leah Rowe <info@minifree.org>
----
- src/mainboard/lenovo/sklkbl_thinkpad/Kconfig | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
-index 13d71670e3..a3593e3785 100644
---- a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
-+++ b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
-@@ -15,6 +15,7 @@ config BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
- select MAINBOARD_HAS_LIBGFXINIT
- select MEMORY_MAPPED_TPM
- select MAINBOARD_HAS_TPM2
-+ select MAINBOARD_USES_IFD_GBE_REGION
- select SOC_INTEL_COMMON_BLOCK_HDA_VERB
- select SPD_READ_BY_WORD
- select SYSTEM_TYPE_LAPTOP
---
-2.39.5
-
diff --git a/config/coreboot/next/patches/0010-add-vbt-file-for-thinkpad-t480s.patch b/config/coreboot/next/patches/0010-add-vbt-file-for-thinkpad-t480s.patch
deleted file mode 100644
index b9bde459..00000000
--- a/config/coreboot/next/patches/0010-add-vbt-file-for-thinkpad-t480s.patch
+++ /dev/null
@@ -1,49 +0,0 @@
-From c865010771f413d532713319b7b01e9da9dbf495 Mon Sep 17 00:00:00 2001
-From: Leah Rowe <info@minifree.org>
-Date: Mon, 2 Dec 2024 03:12:52 +0000
-Subject: [PATCH 1/1] add vbt file for thinkpad t480s
-
-Signed-off-by: Leah Rowe <info@minifree.org>
----
- .../sklkbl_thinkpad/variants/t480s/data.vbt | Bin 0 -> 4106 bytes
- 1 file changed, 0 insertions(+), 0 deletions(-)
- create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt
-
-diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/data.vbt
-new file mode 100644
-index 0000000000000000000000000000000000000000..47732e37d5b2bad4e674fd10eafa605d26f97840
-GIT binary patch
-literal 4106
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---
-2.39.5
-
diff --git a/config/coreboot/next/patches/0011-Disable-m2-hotplug-in-lenovo-t480s-devicetree.patch b/config/coreboot/next/patches/0011-Disable-m2-hotplug-in-lenovo-t480s-devicetree.patch
deleted file mode 100644
index 00a844c1..00000000
--- a/config/coreboot/next/patches/0011-Disable-m2-hotplug-in-lenovo-t480s-devicetree.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-From 44d0703b61156a19c6cbfb5cfe3f5d58e328daae Mon Sep 17 00:00:00 2001
-From: Leah Rowe <info@minifree.org>
-Date: Mon, 2 Dec 2024 11:16:43 +0000
-Subject: [PATCH 1/1] Disable m2 hotplug in lenovo t480s devicetree
-
-This fixes a bug where nvme disappears and gets renamed on
-s3 resume.
-
-Thanks go to Mate Kukri who suggested this.
-
-Signed-off-by: Leah Rowe <info@minifree.org>
----
- .../lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb | 1 -
- 1 file changed, 1 deletion(-)
-
-diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
-index 2cac8c4a75..9129d3a1b8 100644
---- a/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
-+++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/t480s/overridetree.cb
-@@ -115,7 +115,6 @@ chip soc/intel/skylake
- register "PcieRpClkSrcNumber[8]" = "5"
- register "PcieRpAdvancedErrorReporting[8]" = "1"
- register "PcieRpLtrEnable[8]" = "1"
-- register "PcieRpHotPlug[8]" = "1"
- end
- end
- end
---
-2.39.5
-