[U-Boot] [PATCH v5 10/15] Makefile: Query the SPL Fit Generator for its dependencies

[Jean-Jacques Hiblot]

To reduce the complexity of the Makefile, let the generator tell what its
dependencies are. For this purpose use the "--deps" option.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 Makefile                                           | 9 ++-------
 arch/arm/mach-imx/mkimage_fit_atf.sh               | 5 +++++
 arch/arm/mach-rockchip/make_fit_atf.py             | 7 +++++++
 board/sunxi/mksunxi_fit_atf.sh                     | 4 ++++
 board/theobroma-systems/puma_rk3399/fit_spl_atf.sh | 6 ++++++
 5 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index 8a28740b22..1fa63d2a6b 100644
--- a/Makefile
+++ b/Makefile
@@ -1235,13 +1235,8 @@ U_BOOT_ITS = $(src)/$(SPL_FIT_SOURCE)
 else
 ifneq ($(SPL_FIT_GENERATOR),)
 U_BOOT_ITS := u-boot.its
-ifeq ($(CONFIG_SPL_FIT_GENERATOR),"arch/arm/mach-imx/mkimage_fit_atf.sh")
-U_BOOT_ITS_DEPS += u-boot-nodtb.bin
-endif
-ifeq ($(CONFIG_SPL_FIT_GENERATOR),"arch/arm/mach-rockchip/make_fit_atf.py")
-U_BOOT_ITS_DEPS += u-boot
-endif
-$(U_BOOT_ITS): $(U_BOOT_ITS_DEPS) FORCE
+U_BOOT_ITS_DEPS += $(shell $(srctree)/$(SPL_FIT_GENERATOR) --deps $(BOARD))
+$(U_BOOT_ITS): u-boot-nodtb.bin $(U_BOOT_ITS_DEPS) FORCE
 	$(srctree)/$(SPL_FIT_GENERATOR) \
 	$(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@
 endif
diff --git a/arch/arm/mach-imx/mkimage_fit_atf.sh b/arch/arm/mach-imx/mkimage_fit_atf.sh
index 38c9858e84..4da7531954 100755
--- a/arch/arm/mach-imx/mkimage_fit_atf.sh
+++ b/arch/arm/mach-imx/mkimage_fit_atf.sh
@@ -11,6 +11,11 @@
 [ -z "$ATF_LOAD_ADDR" ] && ATF_LOAD_ADDR="0x00910000"
 [ -z "$BL33_LOAD_ADDR" ] && BL33_LOAD_ADDR="0x40200000"
 
+
+if [ x"$1" = x"--deps" ]; then
+	exit 0
+fi
+
 if [ ! -f $BL31 ]; then
 	echo "ERROR: BL31 file $BL31 NOT found" >&2
 	exit 0
diff --git a/arch/arm/mach-rockchip/make_fit_atf.py b/arch/arm/mach-rockchip/make_fit_atf.py
index b9a1988298..56fab4e330 100755
--- a/arch/arm/mach-rockchip/make_fit_atf.py
+++ b/arch/arm/mach-rockchip/make_fit_atf.py
@@ -163,6 +163,10 @@ def unpack_elf(filename):
             segments.append((index, e_entry, p_paddr, p_data))
     return segments
 
+def show_deps_and_exit():
+	print("u-boot")
+	sys.exit(0)
+
 def main():
     uboot_elf = "./u-boot"
     fit_its = sys.stdout
@@ -178,6 +182,9 @@ def main():
         logging.warning(' BL31 file bl31.elf NOT found, resulting binary is non-functional')
         logging.warning(' Please read Building section in doc/README.rockchip')
 
+    if sys.argv[1] == "--deps":
+	    show_deps_and_exit()
+
     opts, args = getopt.getopt(sys.argv[1:], "o:u:b:h")
     for opt, val in opts:
         if opt == "-o":
diff --git a/board/sunxi/mksunxi_fit_atf.sh b/board/sunxi/mksunxi_fit_atf.sh
index 88ad719747..c0ce4394e2 100755
--- a/board/sunxi/mksunxi_fit_atf.sh
+++ b/board/sunxi/mksunxi_fit_atf.sh
@@ -5,6 +5,10 @@
 #
 # usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
 
+if [ x"$1" = x"--deps" ]; then
+	exit 0
+fi
+
 [ -z "$BL31" ] && BL31="bl31.bin"
 
 if [ ! -f $BL31 ]; then
diff --git a/board/theobroma-systems/puma_rk3399/fit_spl_atf.sh b/board/theobroma-systems/puma_rk3399/fit_spl_atf.sh
index 420e7daf4c..a7bada193a 100755
--- a/board/theobroma-systems/puma_rk3399/fit_spl_atf.sh
+++ b/board/theobroma-systems/puma_rk3399/fit_spl_atf.sh
@@ -11,6 +11,12 @@
 #
 # usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
 
+
+if [ x"$1" = x"--deps" ]; then
+	echo "u-boot.dtb"
+	exit 0
+fi
+
 [ -z "$BL31" ] && BL31="bl31.bin"
 
 if [ ! -f $BL31 ]; then
-- 
2.17.1