mainboard: Add Lenovo ThinkPad T440p

The code is based on autoport.

This port is tested on a T440p without a dGPU and can boot Arch Linux
from SATA disk with SeaBIOS payload. The tested components and issues
are in the documentation.

Change-Id: I56a6b94197789a83731d8b349b8ba6814bf57ca2
Signed-off-by: Iru Cai <mytbk920423@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34359
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 0 insertions, 0 deletions

diff --git a/Documentation/mainboard/lenovo/t440p_flash_chip.jpg b/Documentation/mainboard/lenovo/t440p_flash_chip.jpg
new file mode 100644
index 0000000000..3e041e8d15
--- /dev/null
+++ b/Documentation/mainboard/lenovo/t440p_flash_chip.jpg