mainboard/amd/bilby: Add Bilby CRB board

Bilby is the reference board for AMD Raven, Raven2 and Picasso APUs.
Bilby mainboard code is taken from mandolin variant Cereme.
These new files are a renamed copy and subsequent patches will be
applied to create a working bilby implementation.

Change-Id: I426966d782e259a971ec36bac2498bc62b4ce7e2
Signed-off-by: Ritul Guru <ritul.bits@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50315
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/mainboard/amd/bilby/Makefile.inc b/src/mainboard/amd/bilby/Makefile.inc
new file mode 100644
index 0000000000..f9de6a4a73
--- /dev/null
+++ b/src/mainboard/amd/bilby/Makefile.inc
@@ -0,0 +1,33 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+bootblock-y += bootblock.c
+bootblock-y += early_gpio.c
+
+ramstage-y += gpio.c
+ramstage-y += port_descriptors.c
+
+ifneq ($(CONFIG_BILBY_LPC),y)
+ramstage-y += emmc_gpio.c
+endif
+
+ifeq ($(CONFIG_BOARD_AMD_BILBY),y)
+APCB_SOURCES = $(MAINBOARD_BLOBS_DIR)/APCB_bilby.bin
+endif
+
+ifeq ($(CONFIG_MANDOLIN_HAVE_MCHP_FW),y)
+
+$(call add_intermediate, add_mchp_fw)
+	$(CBFSTOOL) $(obj)/coreboot.pre write -r EC -f $(CONFIG_MANDOLIN_MCHP_FW_FILE) --fill-upward
+
+else
+files_added:: warn_no_mchp
+endif # CONFIG_MANDOLIN_HAVE_MCHP_FW
+
+PHONY+=warn_no_mchp
+warn_no_mchp:
+	printf "\n\t** WARNING **\n"
+	printf "coreboot has been built without an the Microchip EC.\n"
+	printf "Do not flash this image.  Your Mandolin's power button\n"
+	printf "will not respond when you press it.\n\n"
+
+CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/acpi