Merge pull request #890 from masahir0y/scp

Build: add generic way to include SCP_BL2 into FIP image

Makefile

@@ -347,6 +347,11 @@ ifdef BL2_SOURCES
         endif
 endif
 
+# If SCP_BL2 is given, we always want FIP to include it.
+ifdef SCP_BL2
+        NEED_SCP_BL2		:=	yes
+endif
+
 # Process TBB related flags
 ifneq (${GENERATE_COT},0)
         # Common cert_create options
@@ -541,6 +546,10 @@ $(if ${BL2}, $(eval $(call MAKE_TOOL_ARGS,2,${BL2},tb-fw)),\
 	$(eval $(call MAKE_BL,2,tb-fw)))
 endif
 
+ifeq (${NEED_SCP_BL2},yes)
+$(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
+endif
+
 ifeq (${NEED_BL31},yes)
 BL31_SOURCES += ${SPD_SOURCES}
 $(if ${BL31}, $(eval $(call MAKE_TOOL_ARGS,31,${BL31},soc-fw)),\

plat/arm/css/common/css_common.mk

@@ -64,7 +64,7 @@ $(eval $(call assert_boolean,CSS_LOAD_SCP_IMAGES))
 $(eval $(call add_define,CSS_LOAD_SCP_IMAGES))
 
 ifeq (${CSS_LOAD_SCP_IMAGES},1)
-  $(eval $(call FIP_ADD_IMG,SCP_BL2,--scp-fw))
+  NEED_SCP_BL2 := yes
   ifneq (${TRUSTED_BOARD_BOOT},0)
     $(eval $(call FWU_FIP_ADD_IMG,SCP_BL2U,--scp-fwu-cfg))
   endif