ec/51nb: add support for NPCE985LA0DX EC

Add support for the NPCE985LA0DX, as used on the 51NB X210
(to be added in a follow-on commit, and from which this was extracted).

Original source: https://review.coreboot.org/c/coreboot/+/32531/37

Change-Id: I5798fad7fd18083cde1aa647fd91ca9c5ce963b7
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Signed-off-by: Matthew Garrett <mjg59@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39567
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/ec/51nb/npce985la0dx/Makefile.inc b/src/ec/51nb/npce985la0dx/Makefile.inc
new file mode 100644
index 0000000000..810b324b8a
--- /dev/null
+++ b/src/ec/51nb/npce985la0dx/Makefile.inc
@@ -0,0 +1,23 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# This file is part of the coreboot project.
+
+ifeq ($(CONFIG_EC_51NB_NPCE985LA0DX),y)
+
+files_added::
+ifeq ($(CONFIG_EC_51NB_NPCE985LA0DX_FIRMWARE),y)
+	$(CBFSTOOL) $(obj)/coreboot.rom write -r EC -f $(CONFIG_EC_51NB_NPCE985LA0DX_FW) --fill-upward
+endif
+
+build_complete::
+ifeq ($(CONFIG_EC_51NB_NPCE985LA0DX_FIRMWARE),)
+	printf "\n** WARNING **\n"
+	printf "You haven't added the firmware blobs for 51NB EC.\n"
+	printf "You may be unable to power on your laptop without these blobs.\n"
+	printf "Please select the following option to add them:\n\n"
+	printf "  Chipset --->\n"
+	printf "    [*] Add firmware images for 51NB EC\n\n"
+endif
+
+ramstage-y += npce985la0dx.c
+
+endif