src/soc/intel/baytrail/Kconfig

## SPDX-License-Identifier: GPL-2.0-only

config SOC_INTEL_BAYTRAIL
	bool
	select ACPI_COMMON_MADT_IOAPIC
	select ACPI_COMMON_MADT_LAPIC
	select ACPI_INTEL_HARDWARE_SLEEP_VALUES
	select ARCH_X86
	select BOOT_DEVICE_SPI_FLASH_NO_EARLY_WRITES
	select BOOT_DEVICE_SUPPORTS_WRITES
	select CACHE_MRC_SETTINGS
	select CPU_INTEL_TURBO_NOT_PACKAGE_SCOPED
	select SUPPORT_CPU_UCODE_IN_CBFS
	select HAVE_SMI_HANDLER
	select SOUTHBRIDGE_INTEL_COMMON_RESET
	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
	select SOUTHBRIDGE_INTEL_COMMON_SPI_SILVERMONT
	select PCIEXP_ASPM
	select PCIEXP_COMMON_CLOCK
	select REG_SCRIPT
	select RTC
	select SPI_FLASH
	select SSE2
	select TSC_MONOTONIC_TIMER
	select TSC_SYNC_MFENCE
	select UDELAY_TSC
	select SOC_INTEL_COMMON
	select INTEL_DESCRIPTOR_MODE_CAPABLE
	select HAVE_EM100PRO_SPI_CONSOLE_SUPPORT
	select INTEL_GMA_ACPI
	select INTEL_GMA_SWSMISCI
	select CPU_INTEL_COMMON
	select CPU_HAS_L2_ENABLE_MSR
	select TCO_SPACE_NOT_YET_SPLIT
	select USE_DDR3
	select NEED_SMALL_2MB_PAGE_TABLES
	help
	  Bay Trail M/D part support.

if SOC_INTEL_BAYTRAIL

config VBOOT
	select VBOOT_MUST_REQUEST_DISPLAY
	select VBOOT_STARTS_IN_ROMSTAGE

config ECAM_MMCONF_BASE_ADDRESS
	default 0xe0000000

config ECAM_MMCONF_BUS_NUMBER
	int
	default 256

config MAX_CPUS
	int
	default 4

config SMM_TSEG_SIZE
	hex
	default 0x800000

config SMM_RESERVED_SIZE
	hex
	default 0x100000

config HAVE_MRC
	bool "Add a System Agent binary"
	help
	  Select this option to add a System Agent binary to
	  the resulting coreboot image.

	  Note: Without this binary coreboot will not work

config MRC_FILE
	string "Intel System Agent path and filename"
	depends on HAVE_MRC
	default "mrc.bin"
	help
	  The path and filename of the file to use as System Agent
	  binary.

config MRC_BIN_ADDRESS
	hex
	default 0xfffa0000

config MRC_RMT
	bool "Enable MRC RMT training + debug prints"
	default n

# Cache As RAM region layout:
#
# +-------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE + DCACHE_RAM_MRC_VAR_SIZE
# | MRC usage   |
# |             |
# -------------+ DCACHE_RAM_BASE + DCACHE_RAM_SIZE
# | coreboot    |
# | usage       |
# +-------------+ DCACHE_RAM_BASE
#
# Note that the MRC binary is linked to assume the region marked as "MRC usage"
# starts at DCACHE_RAM_BASE + DCACHE_RAM_SIZE. If those values change then
# a new MRC binary needs to be produced with the updated start and size
# information.

config DCACHE_RAM_BASE
	hex
	default 0xfe000000

config DCACHE_RAM_SIZE
	hex
	default 0x8000
	help
	  The size of the cache-as-ram region required during bootblock
	  and/or romstage. Note DCACHE_RAM_SIZE and DCACHE_RAM_MRC_VAR_SIZE
	  must add up to a power of 2.

config PRERAM_CBFS_CACHE_SIZE
	default 0x0

config DCACHE_RAM_MRC_VAR_SIZE
	hex
	default 0x8000
	help
	  The amount of cache-as-ram region required by the reference code.

config DCACHE_BSP_STACK_SIZE
	hex
	default 0x2000

config ENABLE_BUILTIN_COM1
	bool "Enable builtin COM1 Serial Port"
	default n
	help
	  The PMC has a legacy COM1 serial port. Choose this option to
	  configure the pads and enable it. This serial port can be used for
	  the debug console.

config HAVE_REFCODE_BLOB
	depends on ARCH_X86
	bool "Use a binary refcode blob instead of native ModPHY init"
	default n
	help
	 Use the ChromeBook refcode to initialize high-speed PHYs instead of
	 native code.

if HAVE_REFCODE_BLOB

# Ask for the blob if the user wants it
config REFCODE_BLOB_FILE
	string "Path and filename to reference code blob."
	default "refcode.elf"
	help
	 The path and filename to the file to be added to cbfs.

endif # HAVE_REFCODE_BLOB

config VGA_BIOS_ID
	string
	depends on VGA_BIOS
	default "8086,0f31"

endif