Kconfig: Add new config for OVERRIDE_DEVICETREE
This change adds a new config option OVERRIDE_DEVICETREE that allows variants to provide an override devicetree file to override the registers and/or add new devices on top of the ones provided by baseboard devicetree using CONFIG_DEVICETREE. BUG=b:80081934 Change-Id: Ica046b7e0d70d0f1e8d94da714d1e62032277916 Signed-off-by: Furquan Shaikh <furquan@google.com> Reviewed-on: https://review.coreboot.org/26691 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
parent
3ff98ca858
commit
f241998352
12
Makefile.inc
12
Makefile.inc
|
@ -25,6 +25,7 @@ endif
|
|||
CONFIG_CBFS_PREFIX:=$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
|
||||
CONFIG_FMDFILE:=$(call strip_quotes,$(CONFIG_FMDFILE))
|
||||
CONFIG_DEVICETREE:=$(call strip_quotes, $(CONFIG_DEVICETREE))
|
||||
CONFIG_OVERRIDE_DEVICETREE:=$(call strip_quotes, $(CONFIG_OVERRIDE_DEVICETREE))
|
||||
|
||||
#######################################################################
|
||||
# misleadingly named, this is the coreboot version
|
||||
|
@ -558,12 +559,19 @@ $(obj)/config.h: $(objutil)/kconfig/conf
|
|||
# needed objects that every mainboard uses
|
||||
# Creation of these is architecture and mainboard independent
|
||||
DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_DEVICETREE)
|
||||
|
||||
ifneq ($(CONFIG_OVERRIDE_DEVICETREE),)
|
||||
|
||||
OVERRIDE_DEVICETREE_FILE := $(src)/mainboard/$(MAINBOARDDIR)/$(CONFIG_OVERRIDE_DEVICETREE)
|
||||
|
||||
endif
|
||||
|
||||
DEVICETREE_STATIC_C := $(obj)/mainboard/$(MAINBOARDDIR)/static.c
|
||||
|
||||
$(DEVICETREE_STATIC_C): $(DEVICETREE_FILE) $(objutil)/sconfig/sconfig
|
||||
$(DEVICETREE_STATIC_C): $(DEVICETREE_FILE) $(OVERRIDE_DEVICETREE_FILE) $(objutil)/sconfig/sconfig
|
||||
@printf " SCONFIG $(subst $(src)/,,$(<))\n"
|
||||
mkdir -p $(dir $(DEVICETREE_STATIC_C))
|
||||
$(objutil)/sconfig/sconfig $(DEVICETREE_FILE) $(DEVICETREE_STATIC_C)
|
||||
$(objutil)/sconfig/sconfig $(DEVICETREE_FILE) $(DEVICETREE_STATIC_C) $(OVERRIDE_DEVICETREE_FILE)
|
||||
|
||||
ramstage-y+=$(DEVICETREE_STATIC_C)
|
||||
romstage-y+=$(DEVICETREE_STATIC_C)
|
||||
|
|
11
src/Kconfig
11
src/Kconfig
|
@ -295,6 +295,17 @@ config DEVICETREE
|
|||
Examples: "devicetree.variant.cb"
|
||||
"variant/devicetree.cb"
|
||||
|
||||
config OVERRIDE_DEVICETREE
|
||||
string
|
||||
default ""
|
||||
help
|
||||
This symbol allows variants to provide an override devicetree file to
|
||||
override the registers and/or add new devices on top of the ones
|
||||
provided by baseboard devicetree using CONFIG_DEVICETREE.
|
||||
|
||||
Examples: "devicetree.variant-override.cb"
|
||||
"variant/devicetree-override.cb"
|
||||
|
||||
config CBFS_SIZE
|
||||
hex "Size of CBFS filesystem in ROM"
|
||||
# Default value set at the end of the file
|
||||
|
|
Loading…
Reference in New Issue