Add new board: Purism Librem Mini v2

Add board config and coreboot config files

Signed-off-by: Matt DeVillier <matt.devillier@puri.sm>

boards/librem_mini_v2/librem_mini_v2.config

+# Configuration for a librem mini v2
+CONFIG_LINUX_CONFIG=config/linux-librem_common.config
+CONFIG_COREBOOT_CONFIG=config/coreboot-librem_mini_v2.config
+
+export CONFIG_COREBOOT=y
+export CONFIG_COREBOOT_VERSION=4.12
+export CONFIG_LINUX_VERSION=5.4.69
+export CONFIG_PURISM_BLOBS=y
+
+CONFIG_CRYPTSETUP=y
+CONFIG_FLASHROM=y
+CONFIG_FLASHTOOLS=y
+CONFIG_GPG2=y
+CONFIG_KEXEC=y
+CONFIG_UTIL_LINUX=y
+CONFIG_LVM2=y
+CONFIG_MBEDTLS=y
+CONFIG_PCIUTILS=y
+CONFIG_POPT=y
+CONFIG_QRENCODE=y
+CONFIG_TPMTOTP=y
+
+CONFIG_CAIRO=y
+CONFIG_FBWHIPTAIL=y
+CONFIG_HOTPKEY=y
+
+CONFIG_LINUX_USB=y
+
+export CONFIG_TPM=n
+export CONFIG_TPM_NO_LUKS_DISK_UNLOCK=y
+
+export CONFIG_BOOTSCRIPT=/bin/gui-init
+export CONFIG_BOOT_REQ_HASH=n
+export CONFIG_BOOT_REQ_ROLLBACK=n
+export CONFIG_BOOT_KERNEL_ADD="intel_iommu=on"
+export CONFIG_BOOT_KERNEL_REMOVE=""
+export CONFIG_BOOT_DEV="/dev/nvme0n1p1"
+export CONFIG_BOARD_NAME="Librem Mini v2"
+export CONFIG_FLASHROM_OPTIONS="-p internal"
+export CONFIG_USB_KEYBOARD=y
+export CONFIG_AUTO_BOOT_TIMEOUT=5

config/coreboot-librem_mini_v2.config

+CONFIG_ANY_TOOLCHAIN=y
+CONFIG_VENDOR_PURISM=y
+CONFIG_INTEL_GMA_VBT_FILE="3rdparty/purism-blobs/mainboard/purism/librem_cnl/mini/vbt.bin"
+CONFIG_IFD_BIN_PATH="3rdparty/purism-blobs/mainboard/purism/librem_cnl//mini_v2/flashdescriptor.bin"
+CONFIG_ME_BIN_PATH="3rdparty/purism-blobs/mainboard/purism/librem_cnl/mini_v2/me.bin"
+CONFIG_HAVE_IFD_BIN=y
+CONFIG_BOARD_PURISM_LIBREM_MINI_V2=y
+CONFIG_CPU_MICROCODE_CBFS_EXTERNAL_BINS=y
+CONFIG_CPU_UCODE_BINARIES="3rdparty/purism-blobs/mainboard/purism/librem_cnl/cpu_microcode_blob.bin"
+CONFIG_HAVE_ME_BIN=y
+CONFIG_PAYLOAD_LINUX=y
+CONFIG_PAYLOAD_FILE="../../build/librem_mini_v2/bzImage"
+CONFIG_LINUX_INITRD="../../build/librem_mini_v2/initrd.cpio.xz"
+CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=2"