Kbuild: add LDFLAGS_STANDALONE

Introduce a new Makefile variable for passing LDFLAGS to standalone
programs. Currently the variable CONFIG_STANDALONE_LOAD_ADDR is
misued on some archs to pass a specific linker script.

Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Rick Chen <rick@andestech.com>
diff --git a/arch/mips/cpu/mips32/config.mk b/arch/mips/cpu/mips32/config.mk
index a024759..662e4f8 100644
--- a/arch/mips/cpu/mips32/config.mk
+++ b/arch/mips/cpu/mips32/config.mk
@@ -3,5 +3,5 @@
 # (C) Copyright 2003
 # Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
 
-CONFIG_STANDALONE_LOAD_ADDR ?= 0x80200000 \
-			       -T $(srctree)/examples/standalone/mips.lds
+CONFIG_STANDALONE_LOAD_ADDR ?= 0x80200000
+LDFLAGS_STANDALONE	+= -T $(srctree)/examples/standalone/mips.lds
diff --git a/arch/mips/cpu/mips64/config.mk b/arch/mips/cpu/mips64/config.mk
index cd96bbc..6a53976 100644
--- a/arch/mips/cpu/mips64/config.mk
+++ b/arch/mips/cpu/mips64/config.mk
@@ -3,5 +3,5 @@
 # (C) Copyright 2003
 # Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
 
-CONFIG_STANDALONE_LOAD_ADDR ?= 0xffffffff80200000 \
-			       -T $(srctree)/examples/standalone/mips64.lds
+CONFIG_STANDALONE_LOAD_ADDR ?= 0xffffffff80200000
+LDFLAGS_STANDALONE	+= -T $(srctree)/examples/standalone/mips64.lds
diff --git a/arch/nds32/config.mk b/arch/nds32/config.mk
index c5520fd..12cec36 100644
--- a/arch/nds32/config.mk
+++ b/arch/nds32/config.mk
@@ -12,8 +12,8 @@
 CROSS_COMPILE := nds32le-linux-
 endif
 
-CONFIG_STANDALONE_LOAD_ADDR = 0x300000 \
-			      -T $(srctree)/examples/standalone/nds32.lds
+CONFIG_STANDALONE_LOAD_ADDR = 0x300000
+LDFLAGS_STANDALONE	+= -T $(srctree)/examples/standalone/nds32.lds
 
 PLATFORM_RELFLAGS	+= -fno-common -mrelax
 PLATFORM_RELFLAGS	+= -gdwarf-2
diff --git a/arch/riscv/config.mk b/arch/riscv/config.mk
index ed9eb0c..cc5d8d1 100644
--- a/arch/riscv/config.mk
+++ b/arch/riscv/config.mk
@@ -27,8 +27,8 @@
 EFI_LDS			:= elf_riscv64_efi.lds
 endif
 
-CONFIG_STANDALONE_LOAD_ADDR = 0x00000000 \
-			      -T $(srctree)/examples/standalone/riscv.lds
+CONFIG_STANDALONE_LOAD_ADDR = 0x00000000
+LDFLAGS_STANDALONE += -T $(srctree)/examples/standalone/riscv.lds
 
 PLATFORM_CPPFLAGS	+= -ffixed-gp -fpic
 PLATFORM_RELFLAGS	+= -fno-common -gdwarf-2 -ffunction-sections
diff --git a/arch/sh/config.mk b/arch/sh/config.mk
index 92abee1..6ef4463 100644
--- a/arch/sh/config.mk
+++ b/arch/sh/config.mk
@@ -9,7 +9,7 @@
 
 CONFIG_STANDALONE_LOAD_ADDR ?= 0x8C000000
 ifeq ($(CPU),sh2)
-CONFIG_STANDALONE_LOAD_ADDR += -EB
+LDFLAGS_STANDALONE += -EB
 endif
 
 PLATFORM_CPPFLAGS += -DCONFIG_SH -D__SH__
diff --git a/config.mk b/config.mk
index b4e4618..caf0dd9 100644
--- a/config.mk
+++ b/config.mk
@@ -15,6 +15,7 @@
 PLATFORM_LDFLAGS :=
 LDFLAGS :=
 LDFLAGS_FINAL :=
+LDFLAGS_STANDALONE :=
 OBJCOPYFLAGS :=
 # clear VENDOR for tcsh
 VENDOR :=
@@ -75,4 +76,5 @@
 export PLATFORM_CPPFLAGS
 export RELFLAGS
 export LDFLAGS_FINAL
+export LDFLAGS_STANDALONE
 export CONFIG_STANDALONE_LOAD_ADDR
diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile
index 09364d8..abe1bf1 100644
--- a/examples/standalone/Makefile
+++ b/examples/standalone/Makefile
@@ -45,6 +45,8 @@
 # source file.
 ccflags-y += $(call cc-option,-fno-toplevel-reorder)
 
+LDFLAGS_STANDALONE	+= -Ttext $(CONFIG_STANDALONE_LOAD_ADDR)
+
 #########################################################################
 
 quiet_cmd_link_lib = LD      $@
@@ -54,7 +56,7 @@
 	$(call if_changed,link_lib)
 
 quiet_cmd_link_elf = LD      $@
-      cmd_link_elf = $(LD) $(LDFLAGS) -g -Ttext $(CONFIG_STANDALONE_LOAD_ADDR) \
+      cmd_link_elf = $(LD) $(LDFLAGS) $(LDFLAGS_STANDALONE) -g  \
 		     -o $@ -e $(SYM_PREFIX)$(@F) $< $(LIB) $(PLATFORM_LIBGCC)
 
 $(ELF): $(obj)/%: $(obj)/%.o $(LIB) FORCE