configs: Add DDR Kconfig support for Arria 10

[u-boot] / scripts / Makefile.lib

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 8f19b2db56d973d012b4cd7709bd93cd4616de66..f9809ce7cef51e6676cba46cd6affbda7a3d5884 100644 (file)
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -1,6 +1,4 @@
-#
-# SPDX-License-Identifier:     GPL-2.0
-#
+# SPDX-License-Identifier: GPL-2.0
 # Backward compatibility
 asflags-y  += $(EXTRA_AFLAGS)
 ccflags-y  += $(EXTRA_CFLAGS)
@@ -521,4 +519,22 @@ cmd_xzmisc = (cat $(filter-out FORCE,$^) | \
 MKIMAGEOUTPUT ?= /dev/null
 quiet_cmd_mkimage = MKIMAGE $@
 cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
-       $(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+       >$(MKIMAGEOUTPUT) $(if $(KBUILD_VERBOSE:0=), && cat $(MKIMAGEOUTPUT))
+
+# fdtgrep
+# ---------------------------------------------------------------------------
+# Pass the original device tree file through fdtgrep twice. The first pass
+# removes any unwanted nodes (i.e. those which don't have the
+# 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second
+# pass removes various unused properties from the remaining nodes.
+# The output is typically a much smaller device tree file.
+ifeq ($(CONFIG_TPL_BUILD),y)
+fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl
+else
+fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-spl
+endif
+quiet_cmd_fdtgrep = FDTGREP $@
+      cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -RT $< \
+               -n /chosen -n /config -O dtb | \
+       $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
+               $(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))