Build system: Remove last traces of 'PLAT=all'

It used to be possible to build all bootloader binaries for all platforms
using 'PLAT=all'. This feature has been removed but there are still some
traces of its existence. This patch removes them.

Change-Id: Ic671a5c20c5b64acbd0a912d2e4db8f9d9574610

diff --git a/Makefile b/Makefile
index 7e0179da8c279950cb6dfe982dce56d67bfbc5ff..3aee9b913e4460db4c0a739d09e14bf768650385 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -70,8 +70,9 @@ BL_COMMON_SOURCES     :=      misc_helpers.S          \
 
 ARCH                   ?=      aarch64
 
-# By default, build all platforms available
-PLAT                   ?=      fvp
+# By default, build fvp platform
+DEFAULT_PLAT           :=      fvp
+PLAT                   ?=      ${DEFAULT_PLAT}
 # By default, build no SPD component
 SPD                    ?=      none
 
@@ -127,7 +128,7 @@ ifneq (${SPD},none)
   # variable to "yes"
 endif
 
-.PHONY:                        all msg_start ${PLATFORMS} clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip
+.PHONY:                        all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip
 .SUFFIXES:
 
 
@@ -188,12 +189,6 @@ FIPTOOL                    ?=      ${FIPTOOLPATH}/fip_create
 fiptool:               ${FIPTOOL}
 fip:                   ${BUILD_PLAT}/fip.bin
 
-ifeq (${PLAT},all)
-  ifeq (${MAKECMDGOALS},clean)
-    $(error "Please select a platform with PLAT=<platform>. You can use 'make distclean' to clean up all platform builds")
-  endif
-endif
-
 locate-checkpatch:
 ifndef CHECKPATCH
        $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
@@ -403,9 +398,10 @@ cscope:
        ${Q}cscope -b -q -k
 
 help:
-       @echo "usage: ${MAKE} PLAT=<all|${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch>"
+       @echo "usage: ${MAKE} PLAT=<${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch>"
        @echo ""
        @echo "PLAT is used to specify which platform you wish to build."
+       @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
        @echo ""
        @echo "Supported Targets:"
        @echo "  all            Build the BL1, BL2 and BL31 binaries"