9020 sff/mt: add tpm enable patch from mate kukri

Signed-off-by: Leah Rowe <leah@libreboot.org>
2024-04-25 20:18:01 +01:00 · 2024-04-25 20:18:01 +01:00 · 2d7debd33c
parent 08859bb4a5
commit 2d7debd33c
14 changed files with 170 additions and 0 deletions
--- a/config/coreboot/default/patches/0043-mb-dell-optiplex_9020-Add-support-for-TPM1.2-device.patch
+++ b/config/coreboot/default/patches/0043-mb-dell-optiplex_9020-Add-support-for-TPM1.2-device.patch
@ -0,0 +1,49 @@
+From cd3c553a313a26494e5dc31ff8323c3a919f190a Mon Sep 17 00:00:00 2001
+From: Mate Kukri <kukri.mate@gmail.com>
+Date: Wed, 10 Apr 2024 20:31:35 +0100
+Subject: [PATCH 1/1] mb/dell/optiplex_9020: Add support for TPM1.2 device
+
+These machines come with a TPM1.2 device by default. It is somewhat
+obsolete these days, but there is no harm in enabling it.
+
+Change-Id: Iec05321862aed58695c256b00494e5953219786d
+Signed-off-by: Mate Kukri <kukri.mate@gmail.com>
+Reviewed-on: https://review.coreboot.org/c/coreboot/+/81827
+Reviewed-by: Angel Pons <th3fanbus@gmail.com>
+Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
+---
+ src/mainboard/dell/optiplex_9020/Kconfig       | 2 ++
+ src/mainboard/dell/optiplex_9020/devicetree.cb | 3 +++
+ 2 files changed, 5 insertions(+)
+
+diff --git a/src/mainboard/dell/optiplex_9020/Kconfig b/src/mainboard/dell/optiplex_9020/Kconfig
+index 774a72f161..296938aa8d 100644
+--- a/src/mainboard/dell/optiplex_9020/Kconfig
+++ b/src/mainboard/dell/optiplex_9020/Kconfig
+@@ -12,7 +12,9 @@ config BOARD_SPECIFIC_OPTIONS
+ 	select INTEL_GMA_HAVE_VBT
+ 	select INTEL_INT15
+ 	select MAINBOARD_HAS_LIBGFXINIT
+	select MAINBOARD_HAS_TPM1
+ 	select MAINBOARD_USES_IFD_GBE_REGION
+	select MEMORY_MAPPED_TPM
+ 	select NORTHBRIDGE_INTEL_HASWELL
+ 	select SERIRQ_CONTINUOUS_MODE
+ 	select SOUTHBRIDGE_INTEL_LYNXPOINT
+diff --git a/src/mainboard/dell/optiplex_9020/devicetree.cb b/src/mainboard/dell/optiplex_9020/devicetree.cb
+index 7bfa6736a6..e5cbd64127 100644
+--- a/src/mainboard/dell/optiplex_9020/devicetree.cb
+++ b/src/mainboard/dell/optiplex_9020/devicetree.cb
+@@ -70,6 +70,9 @@ chip northbridge/intel/haswell
+ 					device pnp 2e.b  off end	# Floppy Controller
+ 					device pnp 2e.11 off end	# Parallel Port
+ 				end
+				chip drivers/pc80/tpm
+					device pnp 0c31.0 on end
+				end
+ 			end
+ 			device pci 1f.2 on  end				# SATA controller 1
+ 			device pci 1f.3 on  end				# SMBus
+-- 
+2.39.2
+
--- a/config/coreboot/dell9020mt-nri_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020mt-nri_12mb/config/libgfxinit_corebootfb
@ -134,6 +134,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_E6400 is not set
 # CONFIG_BOARD_DELL_OPTIPLEX_9020_SFF is not set
 CONFIG_BOARD_DELL_OPTIPLEX_9020_MT=y
@ -447,6 +448,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 CONFIG_DRIVERS_MTK_WIFI=y
@ -471,6 +474,9 @@ CONFIG_DRIVERS_MTK_WIFI=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020mt-nri_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020mt-nri_12mb/config/libgfxinit_txtmode
@ -132,6 +132,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_E6400 is not set
 # CONFIG_BOARD_DELL_OPTIPLEX_9020_SFF is not set
 CONFIG_BOARD_DELL_OPTIPLEX_9020_MT=y
@ -443,6 +444,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -468,6 +471,9 @@ CONFIG_DRIVERS_MTK_WIFI=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020mt_12mb/config/libgfxinit_corebootfb
@ -135,6 +135,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -458,6 +459,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 # end of Generic Drivers
@ -481,6 +484,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020mt_12mb/config/libgfxinit_txtmode
@ -133,6 +133,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -454,6 +455,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -478,6 +481,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020mtbmrc_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020mtbmrc_12mb/config/libgfxinit_corebootfb
@ -135,6 +135,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -458,6 +459,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 # end of Generic Drivers
@ -481,6 +484,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020mtbmrc_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020mtbmrc_12mb/config/libgfxinit_txtmode
@ -133,6 +133,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -454,6 +455,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -478,6 +481,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sff-nri_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020sff-nri_12mb/config/libgfxinit_corebootfb
@ -134,6 +134,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_E6400 is not set
 CONFIG_BOARD_DELL_OPTIPLEX_9020_SFF=y
 # CONFIG_BOARD_DELL_OPTIPLEX_9020_MT is not set
@ -447,6 +448,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 CONFIG_DRIVERS_MTK_WIFI=y
@ -471,6 +474,9 @@ CONFIG_DRIVERS_MTK_WIFI=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sff-nri_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020sff-nri_12mb/config/libgfxinit_txtmode
@ -132,6 +132,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_E6400 is not set
 CONFIG_BOARD_DELL_OPTIPLEX_9020_SFF=y
 # CONFIG_BOARD_DELL_OPTIPLEX_9020_MT is not set
@ -443,6 +444,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -468,6 +471,9 @@ CONFIG_DRIVERS_MTK_WIFI=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020sff_12mb/config/libgfxinit_corebootfb
@ -135,6 +135,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -458,6 +459,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 # end of Generic Drivers
@ -481,6 +484,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020sff_12mb/config/libgfxinit_txtmode
@ -133,6 +133,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -454,6 +455,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -478,6 +481,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sffbmrc_12mb/config/libgfxinit_corebootfb
+++ b/config/coreboot/dell9020sffbmrc_12mb/config/libgfxinit_corebootfb
@ -135,6 +135,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -458,6 +459,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
 # end of Generic Drivers
@ -481,6 +484,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/dell9020sffbmrc_12mb/config/libgfxinit_txtmode
+++ b/config/coreboot/dell9020sffbmrc_12mb/config/libgfxinit_txtmode
@ -133,6 +133,7 @@ CONFIG_CMOS_DEFAULT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.default"
 CONFIG_CMOS_LAYOUT_FILE="src/mainboard/$(MAINBOARDDIR)/cmos.layout"
 CONFIG_BOOT_DEVICE_SPI_FLASH_BUS=0
 # CONFIG_CONSOLE_POST is not set
+CONFIG_TPM_PIRQ=0x0
 # CONFIG_BOARD_DELL_LATITUDE_E5420 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5520 is not set
 # CONFIG_BOARD_DELL_LATITUDE_E5530 is not set
@ -454,6 +455,8 @@ CONFIG_GFX_GMA_ANALOG_I2C_PORT="PCH_DAC"
 CONFIG_DRIVERS_MC146818=y
 # CONFIG_USE_PC_CMOS_ALTCENTURY is not set
 CONFIG_PC_CMOS_BASE_PORT_BANK0=0x70
+CONFIG_MEMORY_MAPPED_TPM=y
+CONFIG_TPM_TIS_BASE_ADDRESS=0xfed40000
 CONFIG_VGA=y
 # CONFIG_DRIVERS_SIL_3114 is not set
 CONFIG_DRIVERS_WIFI_GENERIC=y
@ -478,6 +481,9 @@ CONFIG_DRIVERS_WIFI_GENERIC=y
 # Trusted Platform Module
 #
 CONFIG_NO_TPM=y
+# CONFIG_TPM1 is not set
+CONFIG_MAINBOARD_HAS_TPM1=y
+# CONFIG_TPM_RDRESP_NEED_DELAY is not set
 CONFIG_PCR_BOOT_MODE=1
 CONFIG_PCR_HWID=1
 CONFIG_PCR_SRTM=2
--- a/config/coreboot/haswell/patches/0025-mb-dell-optiplex_9020-Add-support-for-TPM1.2-device.patch
+++ b/config/coreboot/haswell/patches/0025-mb-dell-optiplex_9020-Add-support-for-TPM1.2-device.patch
@ -0,0 +1,49 @@
+From 355536155898e649fa50277136ccd2df53a52bb1 Mon Sep 17 00:00:00 2001
+From: Mate Kukri <kukri.mate@gmail.com>
+Date: Wed, 10 Apr 2024 20:31:35 +0100
+Subject: [PATCH 1/1] mb/dell/optiplex_9020: Add support for TPM1.2 device
+
+These machines come with a TPM1.2 device by default. It is somewhat
+obsolete these days, but there is no harm in enabling it.
+
+Change-Id: Iec05321862aed58695c256b00494e5953219786d
+Signed-off-by: Mate Kukri <kukri.mate@gmail.com>
+Reviewed-on: https://review.coreboot.org/c/coreboot/+/81827
+Reviewed-by: Angel Pons <th3fanbus@gmail.com>
+Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
+---
+ src/mainboard/dell/optiplex_9020/Kconfig       | 2 ++
+ src/mainboard/dell/optiplex_9020/devicetree.cb | 3 +++
+ 2 files changed, 5 insertions(+)
+
+diff --git a/src/mainboard/dell/optiplex_9020/Kconfig b/src/mainboard/dell/optiplex_9020/Kconfig
+index 2de4a9abd6..38c3281e70 100644
+--- a/src/mainboard/dell/optiplex_9020/Kconfig
+++ b/src/mainboard/dell/optiplex_9020/Kconfig
+@@ -12,7 +12,9 @@ config BOARD_SPECIFIC_OPTIONS
+ 	select INTEL_GMA_HAVE_VBT
+ 	select INTEL_INT15
+ 	select MAINBOARD_HAS_LIBGFXINIT
+	select MAINBOARD_HAS_TPM1
+ 	select MAINBOARD_USES_IFD_GBE_REGION
+	select MEMORY_MAPPED_TPM
+ 	select NORTHBRIDGE_INTEL_HASWELL
+ 	select SERIRQ_CONTINUOUS_MODE
+ 	select SOUTHBRIDGE_INTEL_LYNXPOINT
+diff --git a/src/mainboard/dell/optiplex_9020/devicetree.cb b/src/mainboard/dell/optiplex_9020/devicetree.cb
+index dce5869478..841285bb9c 100644
+--- a/src/mainboard/dell/optiplex_9020/devicetree.cb
+++ b/src/mainboard/dell/optiplex_9020/devicetree.cb
+@@ -70,6 +70,9 @@ chip northbridge/intel/haswell
+ 					device pnp 2e.b  off end	# Floppy Controller
+ 					device pnp 2e.11 off end	# Parallel Port
+ 				end
+				chip drivers/pc80/tpm
+					device pnp 0c31.0 on end
+				end
+ 			end
+ 			device pci 1f.2 on  end				# SATA controller 1
+ 			device pci 1f.3 on  end				# SMBus
+-- 
+2.39.2
+