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-rw-r--r--src/ec/google/chromeec/Kconfig3
-rw-r--r--src/ec/google/chromeec/Makefile.inc2
2 files changed, 4 insertions, 1 deletions
diff --git a/src/ec/google/chromeec/Kconfig b/src/ec/google/chromeec/Kconfig
index 0e1b4f244c..4d5de32929 100644
--- a/src/ec/google/chromeec/Kconfig
+++ b/src/ec/google/chromeec/Kconfig
@@ -76,7 +76,8 @@ config EC_GOOGLE_CHROMEEC_SPI_CHIP
config EC_EXTERNAL_FIRMWARE
depends on EC_GOOGLE_CHROMEEC
- def_bool n
+ bool "Disable building EC firmware"
+ default n
help
Disable building EC firmware if it's already built externally (and
added manually.)
diff --git a/src/ec/google/chromeec/Makefile.inc b/src/ec/google/chromeec/Makefile.inc
index aeb950f5ed..761ab7f587 100644
--- a/src/ec/google/chromeec/Makefile.inc
+++ b/src/ec/google/chromeec/Makefile.inc
@@ -29,6 +29,7 @@ smm-$(CONFIG_VBOOT) += vboot_storage.c
romstage-$(CONFIG_VBOOT) += vboot_storage.c
verstage-$(CONFIG_VBOOT) += vboot_storage.c
+ifneq ($(CONFIG_EC_EXTERNAL_FIRMWARE),y)
# These are Chrome EC firmware images that a payload (such as depthcharge) can
# use to update the EC. ecrw is the main embedded controller's firmware,
# pdrw is for a USB PD controller.
@@ -79,5 +80,6 @@ $(obj)/mainboard/$(MAINBOARDDIR)/%.hash: $(obj)/mainboard/$(MAINBOARDDIR)/%
openssl dgst -sha256 -binary $< > $@
.PHONY: $(obj)/mainboard/$(MAINBOARDDIR)/ecrw $(obj)/mainboard/$(MAINBOARDDIR)/pdrw
+endif
endif