1 ## SPDX-License-Identifier: GPL-2.0-only
5 config BOARD_SPECIFIC_OPTIONS
7 select SYSTEM_TYPE_LAPTOP
8 select NORTHBRIDGE_INTEL_SANDYBRIDGE
9 select USE_NATIVE_RAMINIT
10 select SOUTHBRIDGE_INTEL_BD82X6X
13 select H8_HAS_BAT_THRESHOLDS_IMPL
14 select NO_UART_ON_SUPERIO
15 select BOARD_ROMSIZE_KB_8192
16 select HAVE_ACPI_TABLES
17 select HAVE_OPTION_TABLE
18 select HAVE_CMOS_DEFAULT
19 select HAVE_ACPI_RESUME
21 select DRIVERS_RICOH_RCE822
22 select DRIVER_LENOVO_SERIALS
23 select MEMORY_MAPPED_TPM
24 select MAINBOARD_HAS_TPM1
25 select MAINBOARD_HAS_LIBGFXINIT
26 select GFX_GMA_PANEL_1_ON_LVDS
27 select DRIVERS_LENOVO_HYBRID_GRAPHICS
28 select INTEL_GMA_HAVE_VBT
29 select MAINBOARD_USES_IFD_GBE_REGION
31 # Workaround for EC/KBC IRQ1.
32 select SERIRQ_CONTINUOUS_MODE
35 select VBOOT_VBNV_FLASH
36 select GBB_FLAG_DISABLE_LID_SHUTDOWN
37 select GBB_FLAG_DISABLE_PD_SOFTWARE_SYNC
38 select GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC
39 select GBB_FLAG_DISABLE_FWMP
40 select HAS_RECOVERY_MRC_CACHE
42 config VBOOT_SLOTS_RW_A
46 default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/vboot-rwa.fmd" if VBOOT
51 config MAINBOARD_PART_NUMBER
52 default "ThinkPad T420"
54 config USBDEBUG_HCD_INDEX
58 config DRAM_RESET_GATE_GPIO
72 config THINKPADEC_HKEY_EISAID
75 endif # BOARD_LENOVO_T420