Import dtc 1.4.3vendor/dtc/1.4.3

Obtained from:  https://www.kernel.org/pub/software/utils/dtc/dtc-1.4.3.tar.gz

62 files changed, 1778 insertions, 127 deletions

diff --git a/tests/Makefile.tests b/tests/Makefile.tests
index dafb61848744..3d7a4f82f067 100644
--- a/tests/Makefile.tests
+++ b/tests/Makefile.tests
@@ -8,6 +8,8 @@ LIB_TESTS_L = get_mem_rsv \
 	char_literal \
 	sized_cells \
 	notfound \
+	addr_size_cells \
+	stringlist \
 	setprop_inplace nop_property nop_node \
 	sw_tree1 \
 	move_and_save mangle-layout nopulate \
@@ -21,7 +23,10 @@ LIB_TESTS_L = get_mem_rsv \
 	add_subnode_with_nops path_offset_aliases \
 	utilfdt_test \
 	integer-expressions \
-	subnode_iterate
+	property_iterate \
+	subnode_iterate \
+	overlay overlay_bad_fixup \
+	check_path
 LIB_TESTS = $(LIB_TESTS_L:%=$(TESTS_PREFIX)%)
 
 LIBTREE_TESTS_L = truncated_property
diff --git a/tests/addr_size_cells.c b/tests/addr_size_cells.c
new file mode 100644
index 000000000000..6090d93b3345
--- /dev/null
+++ b/tests/addr_size_cells.c
@@ -0,0 +1,64 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for #address-cells and #size-cells handling
+ * Copyright (C) 2014 David Gibson, <david@gibson.dropbear.id.au>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+static void check_node(const void *fdt, const char *path, int ac, int sc)
+{
+	int offset;
+	int xac, xsc;
+
+	offset = fdt_path_offset(fdt, path);
+	if (offset < 0)
+		FAIL("Couldn't find path %s", path);
+
+	xac = fdt_address_cells(fdt, offset);
+	xsc = fdt_size_cells(fdt, offset);
+
+	if (xac != ac)
+		FAIL("Address cells for %s is %d instead of %d\n",
+		     path, xac, ac);
+	if (xsc != sc)
+		FAIL("Size cells for %s is %d instead of %d\n",
+		     path, xsc, sc);
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt;
+
+	if (argc != 2)
+		CONFIG("Usage: %s <dtb file>\n", argv[0]);
+
+	test_init(argc, argv);
+	fdt = load_blob(argv[1]);
+
+	check_node(fdt, "/", 2, 2);
+	check_node(fdt, "/identity-bus@0", 2, 2);
+	check_node(fdt, "/simple-bus@1000000", 2, 1);
+	PASS();
+}
diff --git a/tests/addresses.dts b/tests/addresses.dts
new file mode 100644
index 000000000000..a2faaf59fd7a
--- /dev/null
+++ b/tests/addresses.dts
@@ -0,0 +1,15 @@
+/dts-v1/;
+
+/ {
+	compatible = "test_addresses";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	identity-bus@0 {
+	};
+
+	simple-bus@1000000 {
+		#address-cells = <2>;
+		#size-cells = <1>;
+	};
+};
diff --git a/tests/bad-octal-literal.dts b/tests/bad-octal-literal.dts
new file mode 100644
index 000000000000..26558a2740f4
--- /dev/null
+++ b/tests/bad-octal-literal.dts
@@ -0,0 +1,5 @@
+/dts-v1/;
+
+/ {
+	x = <09>;
+};
diff --git a/tests/bad-size-cells.dts b/tests/bad-size-cells.dts
new file mode 100644
index 000000000000..515c0cc7ba45
--- /dev/null
+++ b/tests/bad-size-cells.dts
@@ -0,0 +1,12 @@
+/dts-v1/;
+
+/ {
+	mangled {
+		#address-cells = <0x0>;
+		#size-cells = <0x0>;
+
+		valid {
+            reg = <0x0 0x4000000>;
+        };
+    };
+};
diff --git a/tests/check_path.c b/tests/check_path.c
new file mode 100644
index 000000000000..f12f9503b22d
--- /dev/null
+++ b/tests/check_path.c
@@ -0,0 +1,83 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for node existence
+ * Copyright (C) 2016 Konsulko Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+
+#define CHECK(code) \
+	{ \
+		int err = (code); \
+		if (err) \
+			FAIL(#code ": %s", fdt_strerror(err)); \
+	}
+
+/* 4k ought to be enough for anybody */
+#define FDT_COPY_SIZE	(4 * 1024)
+
+static void *open_dt(char *path)
+{
+	void *dt, *copy;
+
+	dt = load_blob(path);
+	copy = xmalloc(FDT_COPY_SIZE);
+
+	/*
+	 * Resize our DTs to 4k so that we have room to operate on
+	 */
+	CHECK(fdt_open_into(dt, copy, FDT_COPY_SIZE));
+
+	return copy;
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt_base;
+	int fail_config, exists, check_exists;
+
+	test_init(argc, argv);
+	fail_config = 0;
+
+	if (argc != 4)
+		fail_config = 1;
+
+	if (!fail_config) {
+		if (!strcmp(argv[2], "exists"))
+			check_exists = 1;
+		else if (!strcmp(argv[2], "not-exists"))
+			check_exists = 0;
+		else
+			fail_config = 1;
+	}
+
+	if (fail_config)
+		CONFIG("Usage: %s <base dtb> <[exists|not-exists]> <node-path>", argv[0]);
+
+	fdt_base = open_dt(argv[1]);
+
+	exists = fdt_path_offset(fdt_base, argv[3]) >= 0;
+
+	if (exists == check_exists)
+		PASS();
+	else
+		FAIL();
+}
diff --git a/tests/division-by-zero.dts b/tests/division-by-zero.dts
new file mode 100644
index 000000000000..2984b29ff62b
--- /dev/null
+++ b/tests/division-by-zero.dts
@@ -0,0 +1,6 @@
+/dts-v1/;
+
+/ {
+	prop-div = < (1/0) >;
+	prop-mod = < (1%0) >;
+};
diff --git a/tests/dumptrees.c b/tests/dumptrees.c
index bebf553c9bfe..a49dbfab1567 100644
--- a/tests/dumptrees.c
+++ b/tests/dumptrees.c
@@ -36,6 +36,7 @@ struct {
 #define TREE(name)	{ &_##name, #name ".dtb" }
 	TREE(test_tree1),
 	TREE(bad_node_char), TREE(bad_node_format), TREE(bad_prop_char),
+	TREE(ovf_size_strings),
 };
 
 #define NUM_TREES	(sizeof(trees) / sizeof(trees[0]))
diff --git a/tests/embedded_nul.dts b/tests/embedded_nul.dts
new file mode 100644
index 000000000000..7b4993cc5452
--- /dev/null
+++ b/tests/embedded_nul.dts
diff --git a/tests/embedded_nul_equiv.dts b/tests/embedded_nul_equiv.dts
new file mode 100644
index 000000000000..e978204f063d
--- /dev/null
+++ b/tests/embedded_nul_equiv.dts
@@ -0,0 +1,6 @@
+/dts-v1/;
+
+/ {
+	reserved-names = "aaaaaaaaaaaaaaaaaa\0bbbbbb\0ccccccccccccc";
+	reserved-ranges = < 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0  >;
+};
diff --git a/tests/fdtdump-runtest.sh b/tests/fdtdump-runtest.sh
new file mode 100755
index 000000000000..77593cf6cd1e
--- /dev/null
+++ b/tests/fdtdump-runtest.sh
@@ -0,0 +1,30 @@
+#! /bin/sh
+
+# Arguments:
+#   $1 - source file to compile and compare with fdtdump output of the
+#	  compiled file.
+
+. ./tests.sh
+
+dts="$1"
+dtb="${dts}.dtb"
+out="${dts}.out"
+LOG=tmp.log.$$
+
+files="$dtb $out $LOG"
+
+rm -f $files
+trap "rm -f $files" 0
+
+verbose_run_log_check "$LOG" $VALGRIND $DTC -O dtb $dts -o $dtb
+$FDTDUMP ${dtb} | grep -v "//" >${out}
+
+if diff -w $dts $out >/dev/null; then
+    PASS
+else
+    if [ -z "$QUIET_TEST" ]; then
+	echo "DIFF :-:"
+	diff -u -w $dts $out
+    fi
+    FAIL "Results differ from expected"
+fi
diff --git a/tests/fdtdump.dts b/tests/fdtdump.dts
new file mode 100644
index 000000000000..b83b7dffab97
--- /dev/null
+++ b/tests/fdtdump.dts
@@ -0,0 +1,38 @@
+/dts-v1/;
+
+/memreserve/ 0 0xe;
+/ {
+	model = "MyBoardName";
+	compatible = "MyBoardName", "MyBoardFamilyName";
+	#address-cells = <0x00000002>;
+	#size-cells = <0x00000002>;
+	cpus {
+		linux,phandle = <0x00000001>;
+		#address-cells = <0x00000001>;
+		#size-cells = <0x00000000>;
+		PowerPC,970@0 {
+			device_type = "cpu";
+			reg = <0x00000000>;
+			linux,boot-cpu;
+			};
+		PowerPC,970@1 {
+			device_type = "cpu";
+			reg = <0x00000001>;
+		};
+	};
+	randomnode {
+		string =  "foo", "stuff";
+		bytes = [61 62 63 64 65];
+		nbytes = [80 ff];
+		child {
+		};
+	};
+	memory@0 {
+		device_type = "memory";
+		reg = <0x00000000 0x00000123 0x00000456 0x87654321>;
+	};
+	chosen {
+		bootargs = "root=/dev/sda2";
+		linux,platform = <0x00000600>;
+	};
+};
diff --git a/tests/get_phandle.c b/tests/get_phandle.c
index 2079591d4c49..22bd7b81b3f0 100644
--- a/tests/get_phandle.c
+++ b/tests/get_phandle.c
@@ -44,6 +44,7 @@ static void check_phandle(void *fdt, const char *path, uint32_t checkhandle)
 
 int main(int argc, char *argv[])
 {
+	uint32_t max;
 	void *fdt;
 
 	test_init(argc, argv);
@@ -53,5 +54,10 @@ int main(int argc, char *argv[])
 	check_phandle(fdt, "/subnode@2", PHANDLE_1);
 	check_phandle(fdt, "/subnode@2/subsubnode@0", PHANDLE_2);
 
+	max = fdt_get_max_phandle(fdt);
+	if (max != PHANDLE_2)
+		FAIL("fdt_get_max_phandle returned 0x%x instead of 0x%x\n",
+		     max, PHANDLE_2);
+
 	PASS();
 }
diff --git a/tests/line_directives.dts b/tests/line_directives.dts
index 046ef3715ad6..67b5e084f15c 100644
--- a/tests/line_directives.dts
+++ b/tests/line_directives.dts
@@ -18,4 +18,9 @@
 # 10 "qux.dts"
 		0x12345678
 	>;
+/*
+ * Check processing of escapes in filenames
+ */
+# 100 "\".dts"
+# 200 "\\.dts"
 };
diff --git a/tests/multilabel.dts b/tests/multilabel.dts
index 31116ceab2d6..77da06cc4174 100644
--- a/tests/multilabel.dts
+++ b/tests/multilabel.dts
@@ -5,6 +5,8 @@ m1: mq: /memreserve/ 0 0x1000;
 / {
 	p0: pw: prop = "foo";
 
+	rref = <&{/}>;
+
 	/* Explicit phandles */
 	n1: nx: node1 {
 		linux,phandle = <0x2000>;
diff --git a/tests/multilabel_merge.dts b/tests/multilabel_merge.dts
index 1632300e6aca..3e8029897405 100644
--- a/tests/multilabel_merge.dts
+++ b/tests/multilabel_merge.dts
@@ -64,3 +64,7 @@ m1: mq: /memreserve/ 0 0x1000;
 	};
 
 };
+
+/ {
+	rref = <&{/}>;
+};
diff --git a/tests/nul-in-escape.dts b/tests/nul-in-escape.dts
new file mode 100644
index 000000000000..9bed351cf021
--- /dev/null
+++ b/tests/nul-in-escape.dts
diff --git a/tests/nul-in-line-info1.dts b/tests/nul-in-line-info1.dts
new file mode 100644
index 000000000000..ceb7261b7ef6
--- /dev/null
+++ b/tests/nul-in-line-info1.dts
diff --git a/tests/nul-in-line-info2.dts b/tests/nul-in-line-info2.dts
new file mode 100644
index 000000000000..1157d2324f37
--- /dev/null
+++ b/tests/nul-in-line-info2.dts
@@ -0,0 +1 @@
+# 0 "\0"
diff --git a/tests/overlay.c b/tests/overlay.c
new file mode 100644
index 000000000000..3093eec67a91
--- /dev/null
+++ b/tests/overlay.c
@@ -0,0 +1,233 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for DT overlays()
+ * Copyright (C) 2016 Free Electrons
+ * Copyright (C) 2016 NextThing Co.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+
+#define CHECK(code) \
+	{ \
+		int err = (code); \
+		if (err) \
+			FAIL(#code ": %s", fdt_strerror(err)); \
+	}
+
+/* 4k ought to be enough for anybody */
+#define FDT_COPY_SIZE	(4 * 1024)
+
+static int fdt_getprop_u32_by_poffset(void *fdt, const char *path,
+				      const char *name, int poffset,
+				      unsigned long *out)
+{
+	const fdt32_t *val;
+	int node_off;
+	int len;
+
+	node_off = fdt_path_offset(fdt, path);
+	if (node_off < 0)
+		return node_off;
+
+	val = fdt_getprop(fdt, node_off, name, &len);
+	if (!val || (len < (sizeof(uint32_t) * (poffset + 1))))
+		return -FDT_ERR_NOTFOUND;
+
+	*out = fdt32_to_cpu(*(val + poffset));
+
+	return 0;
+}
+
+static int check_getprop_string_by_name(void *fdt, const char *path,
+					const char *name, const char *val)
+{
+	int node_off;
+
+	node_off = fdt_path_offset(fdt, path);
+	if (node_off < 0)
+		return node_off;
+
+	check_getprop_string(fdt, node_off, name, val);
+
+	return 0;
+}
+
+static int check_getprop_u32_by_name(void *fdt, const char *path,
+				     const char *name, uint32_t val)
+{
+	int node_off;
+
+	node_off = fdt_path_offset(fdt, path);
+	CHECK(node_off < 0);
+
+	check_getprop_cell(fdt, node_off, name, val);
+
+	return 0;
+}
+
+static int check_getprop_null_by_name(void *fdt, const char *path,
+				      const char *name)
+{
+	int node_off;
+
+	node_off = fdt_path_offset(fdt, path);
+	CHECK(node_off < 0);
+
+	check_property(fdt, node_off, name, 0, NULL);
+
+	return 0;
+}
+
+static int fdt_overlay_change_int_property(void *fdt)
+{
+	return check_getprop_u32_by_name(fdt, "/test-node", "test-int-property",
+					 43);
+}
+
+static int fdt_overlay_change_str_property(void *fdt)
+{
+	return check_getprop_string_by_name(fdt, "/test-node",
+					    "test-str-property", "foobar");
+}
+
+static int fdt_overlay_add_str_property(void *fdt)
+{
+	return check_getprop_string_by_name(fdt, "/test-node",
+					    "test-str-property-2", "foobar2");
+}
+
+static int fdt_overlay_add_node(void *fdt)
+{
+	return check_getprop_null_by_name(fdt, "/test-node/new-node",
+					  "new-property");
+}
+
+static int fdt_overlay_add_subnode_property(void *fdt)
+{
+	check_getprop_null_by_name(fdt, "/test-node/sub-test-node",
+				   "sub-test-property");
+	check_getprop_null_by_name(fdt, "/test-node/sub-test-node",
+				   "new-sub-test-property");
+
+	return 0;
+}
+
+static int fdt_overlay_local_phandle(void *fdt)
+{
+	uint32_t local_phandle;
+	unsigned long val = 0;
+	int off;
+
+	off = fdt_path_offset(fdt, "/test-node/new-local-node");
+	CHECK(off < 0);
+
+	local_phandle = fdt_get_phandle(fdt, off);
+	CHECK(!local_phandle);
+
+	CHECK(fdt_getprop_u32_by_poffset(fdt, "/test-node",
+					 "test-several-phandle",
+					 0, &val));
+	CHECK(val != local_phandle);
+
+	CHECK(fdt_getprop_u32_by_poffset(fdt, "/test-node",
+					 "test-several-phandle",
+					 1, &val));
+	CHECK(val != local_phandle);
+
+	return 0;
+}
+
+static int fdt_overlay_local_phandles(void *fdt)
+{
+	uint32_t local_phandle, test_phandle;
+	unsigned long val = 0;
+	int off;
+
+	off = fdt_path_offset(fdt, "/test-node/new-local-node");
+	CHECK(off < 0);
+
+	local_phandle = fdt_get_phandle(fdt, off);
+	CHECK(!local_phandle);
+
+	off = fdt_path_offset(fdt, "/test-node");
+	CHECK(off < 0);
+
+	test_phandle = fdt_get_phandle(fdt, off);
+	CHECK(!test_phandle);
+
+	CHECK(fdt_getprop_u32_by_poffset(fdt, "/test-node",
+					 "test-phandle", 0, &val));
+	CHECK(test_phandle != val);
+
+	CHECK(fdt_getprop_u32_by_poffset(fdt, "/test-node",
+					 "test-phandle", 1, &val));
+	CHECK(local_phandle != val);
+
+	return 0;
+}
+
+static void *open_dt(char *path)
+{
+	void *dt, *copy;
+
+	dt = load_blob(path);
+	copy = xmalloc(FDT_COPY_SIZE);
+
+	/*
+	 * Resize our DTs to 4k so that we have room to operate on
+	 */
+	CHECK(fdt_open_into(dt, copy, FDT_COPY_SIZE));
+
+	return copy;
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt_base, *fdt_overlay;
+
+	test_init(argc, argv);
+	if (argc != 3)
+		CONFIG("Usage: %s <base dtb> <overlay dtb>", argv[0]);
+
+	fdt_base = open_dt(argv[1]);
+	fdt_overlay = open_dt(argv[2]);
+
+	/* Apply the overlay */
+	CHECK(fdt_overlay_apply(fdt_base, fdt_overlay));
+
+	fdt_overlay_change_int_property(fdt_base);
+	fdt_overlay_change_str_property(fdt_base);
+	fdt_overlay_add_str_property(fdt_base);
+	fdt_overlay_add_node(fdt_base);
+	fdt_overlay_add_subnode_property(fdt_base);
+
+	/*
+	 * If the base tree has a __symbols__ node, do the tests that
+	 * are only successful with a proper phandle support, and thus
+	 * dtc -@
+	 */
+	if (fdt_path_offset(fdt_base, "/__symbols__") >= 0) {
+		fdt_overlay_local_phandle(fdt_base);
+		fdt_overlay_local_phandles(fdt_base);
+	}
+
+	PASS();
+}
diff --git a/tests/overlay_bad_fixup.c b/tests/overlay_bad_fixup.c
new file mode 100644
index 000000000000..5014f5ec0868
--- /dev/null
+++ b/tests/overlay_bad_fixup.c
@@ -0,0 +1,70 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for DT overlays()
+ * Copyright (C) 2016 Free Electrons
+ * Copyright (C) 2016 NextThing Co.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+
+#define CHECK(code, expected)					\
+	{							\
+		err = (code);					\
+		if (err != expected)				\
+			FAIL(#code ": %s", fdt_strerror(err));	\
+	}
+
+/* 4k ought to be enough for anybody */
+#define FDT_COPY_SIZE	(4 * 1024)
+
+static void *open_dt(char *path)
+{
+	void *dt, *copy;
+	int err;
+
+	dt = load_blob(path);
+	copy = xmalloc(FDT_COPY_SIZE);
+
+	/*
+	 * Resize our DTs to 4k so that we have room to operate on
+	 */
+	CHECK(fdt_open_into(dt, copy, FDT_COPY_SIZE), 0);
+
+	return copy;
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt_base, *fdt_overlay;
+	int err;
+
+	test_init(argc, argv);
+	if (argc != 3)
+		CONFIG("Usage: %s <base dtb> <overlay dtb>", argv[0]);
+
+	fdt_base = open_dt(argv[1]);
+	fdt_overlay = open_dt(argv[2]);
+
+	/* Apply the overlay */
+	CHECK(fdt_overlay_apply(fdt_base, fdt_overlay), -FDT_ERR_BADOVERLAY);
+
+	PASS();
+}
diff --git a/tests/overlay_bad_fixup_bad_index.dts b/tests/overlay_bad_fixup_bad_index.dts
new file mode 100644
index 000000000000..b5cf13137169
--- /dev/null
+++ b/tests/overlay_bad_fixup_bad_index.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0:target:ab";
+	};
+};
diff --git a/tests/overlay_bad_fixup_base.dtsi b/tests/overlay_bad_fixup_base.dtsi
new file mode 100644
index 000000000000..216bcab52263
--- /dev/null
+++ b/tests/overlay_bad_fixup_base.dtsi
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/ {
+	fragment@0 {
+		target = <0xffffffff>;
+
+		__overlay__ {
+			test-property;
+		};
+	};
+};
diff --git a/tests/overlay_bad_fixup_empty.dts b/tests/overlay_bad_fixup_empty.dts
new file mode 100644
index 000000000000..e111db4c8527
--- /dev/null
+++ b/tests/overlay_bad_fixup_empty.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "";
+	};
+};
diff --git a/tests/overlay_bad_fixup_empty_index.dts b/tests/overlay_bad_fixup_empty_index.dts
new file mode 100644
index 000000000000..9e12e2177ad5
--- /dev/null
+++ b/tests/overlay_bad_fixup_empty_index.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0:target:";
+	};
+};
diff --git a/tests/overlay_bad_fixup_index_trailing.dts b/tests/overlay_bad_fixup_index_trailing.dts
new file mode 100644
index 000000000000..f586bef4d374
--- /dev/null
+++ b/tests/overlay_bad_fixup_index_trailing.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0:target:0a";
+	};
+};
diff --git a/tests/overlay_bad_fixup_path_empty_prop.dts b/tests/overlay_bad_fixup_path_empty_prop.dts
new file mode 100644
index 000000000000..608b5f9247b5
--- /dev/null
+++ b/tests/overlay_bad_fixup_path_empty_prop.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0::";
+	};
+};
diff --git a/tests/overlay_bad_fixup_path_only.dts b/tests/overlay_bad_fixup_path_only.dts
new file mode 100644
index 000000000000..2485dd965ee5
--- /dev/null
+++ b/tests/overlay_bad_fixup_path_only.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0";
+	};
+};
diff --git a/tests/overlay_bad_fixup_path_only_sep.dts b/tests/overlay_bad_fixup_path_only_sep.dts
new file mode 100644
index 000000000000..3cbf6c40fba5
--- /dev/null
+++ b/tests/overlay_bad_fixup_path_only_sep.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0:";
+	};
+};
diff --git a/tests/overlay_bad_fixup_path_prop.dts b/tests/overlay_bad_fixup_path_prop.dts
new file mode 100644
index 000000000000..ca79b52bcb22
--- /dev/null
+++ b/tests/overlay_bad_fixup_path_prop.dts
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/include/ "overlay_bad_fixup_base.dtsi"
+
+/ {
+	__fixups__ {
+		test = "/fragment@0:target";
+	};
+};
diff --git a/tests/overlay_base.dts b/tests/overlay_base.dts
new file mode 100644
index 000000000000..2603adb6821e
--- /dev/null
+++ b/tests/overlay_base.dts
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/ {
+	test: test-node {
+		test-int-property = <42>;
+		test-str-property = "foo";
+
+		subtest: sub-test-node {
+			sub-test-property;
+		};
+	};
+};
+
+
diff --git a/tests/overlay_base_manual_symbols.dts b/tests/overlay_base_manual_symbols.dts
new file mode 100644
index 000000000000..7e4d17dcb06c
--- /dev/null
+++ b/tests/overlay_base_manual_symbols.dts
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/ {
+	test: test-node {
+		phandle = <&test>; /* Force phandle generation */
+		test-int-property = <42>;
+		test-str-property = "foo";
+
+		subtest: sub-test-node {
+			sub-test-property;
+		};
+	};
+	__symbols__ {
+		test = &test;
+	};
+};
+
+
diff --git a/tests/overlay_overlay.dts b/tests/overlay_overlay.dts
new file mode 100644
index 000000000000..b6d841b1f011
--- /dev/null
+++ b/tests/overlay_overlay.dts
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ * Copyright (c) 2016 Konsulko Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	/* Test that we can change an int by another */
+	fragment@0 {
+		target = <&test>;
+
+		__overlay__ {
+			test-int-property = <43>;
+		};
+	};
+
+	/* Test that we can replace a string by a longer one */
+	fragment@1 {
+		target = <&test>;
+
+		__overlay__ {
+			test-str-property = "foobar";
+		};
+	};
+
+	/* Test that we add a new property */
+	fragment@2 {
+		target = <&test>;
+
+		__overlay__ {
+			test-str-property-2 = "foobar2";
+		};
+	};
+
+	/* Test that we add a new node (by phandle) */
+	fragment@3 {
+		target = <&test>;
+
+		__overlay__ {
+			new-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@5 {
+		target = <&test>;
+
+		__overlay__ {
+			local: new-local-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@6 {
+		target = <&test>;
+
+		__overlay__ {
+			test-phandle = <&test>, <&local>;
+		};
+	};
+
+	fragment@7 {
+		target = <&test>;
+
+		__overlay__ {
+			test-several-phandle = <&local>, <&local>;
+		};
+	};
+
+	fragment@8 {
+		target = <&test>;
+
+		__overlay__ {
+			sub-test-node {
+				new-sub-test-property;
+			};
+		};
+	};
+};
diff --git a/tests/overlay_overlay_manual_fixups.dts b/tests/overlay_overlay_manual_fixups.dts
new file mode 100644
index 000000000000..e34c4fc63085
--- /dev/null
+++ b/tests/overlay_overlay_manual_fixups.dts
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ * Copyright (c) 2016 Konsulko Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/* Note no /plugin/ tag - we're manually generating the metadata for
+   testing purposes */
+
+/ {
+	/* Test that we can change an int by another */
+	fragment@0 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			test-int-property = <43>;
+		};
+	};
+
+	/* Test that we can replace a string by a longer one */
+	fragment@1 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			test-str-property = "foobar";
+		};
+	};
+
+	/* Test that we add a new property */
+	fragment@2 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			test-str-property-2 = "foobar2";
+		};
+	};
+
+	/* Test that we add a new node (by phandle) */
+	fragment@3 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			new-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@5 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			local: new-local-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@6 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			test-phandle = <0xffffffff /*&test*/>, <&local>;
+		};
+	};
+
+	fragment@7 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			test-several-phandle = <&local>, <&local>;
+		};
+	};
+
+	fragment@8 {
+		target = <0xffffffff /*&test*/>;
+
+		__overlay__ {
+			sub-test-node {
+				new-sub-test-property;
+			};
+		};
+	};
+
+	__local_fixups__ {
+		fragment@6 {
+			__overlay__ {
+				test-phandle = <4>;
+			};
+		};
+		fragment@7 {
+			__overlay__ {
+				test-several-phandle = <0 4>;
+			};
+		};
+	};
+	__fixups__ {
+		test = "/fragment@0:target:0",
+		       "/fragment@1:target:0",
+		       "/fragment@2:target:0",
+		       "/fragment@3:target:0",
+		       "/fragment@5:target:0",
+		       "/fragment@6:target:0",
+		       "/fragment@6/__overlay__:test-phandle:0",
+		       "/fragment@7:target:0",
+		       "/fragment@8:target:0";
+	};
+};
diff --git a/tests/overlay_overlay_no_fixups.dts b/tests/overlay_overlay_no_fixups.dts
new file mode 100644
index 000000000000..e8d0f96d889c
--- /dev/null
+++ b/tests/overlay_overlay_no_fixups.dts
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2016 NextThing Co
+ * Copyright (c) 2016 Free Electrons
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/ {
+	fragment@0 {
+		target-path = "/test-node";
+
+		__overlay__ {
+			test-int-property = <43>;
+		};
+	};
+
+	/* Test that we can replace a string by a longer one */
+	fragment@1 {
+		target-path = "/test-node";
+
+		__overlay__ {
+			test-str-property = "foobar";
+		};
+	};
+
+	/* Test that we add a new property */
+	fragment@2 {
+		target-path = "/test-node";
+
+		__overlay__ {
+			test-str-property-2 = "foobar2";
+		};
+	};
+
+	fragment@3 {
+		target-path = "/test-node";
+
+		__overlay__ {
+			new-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@4 {
+		target-path = "/";
+
+		__overlay__ {
+			local: new-local-node {
+				new-property;
+			};
+		};
+	};
+
+	fragment@5 {
+		target-path = "/";
+
+		__overlay__ {
+			test-several-phandle = <&local>, <&local>;
+		};
+	};
+
+	fragment@6 {
+		target-path = "/test-node";
+
+		__overlay__ {
+			sub-test-node {
+				new-sub-test-property;
+			};
+		};
+	};
+
+	__local_fixups__ {
+		fragment@5 {
+			__overlay__ {
+				test-several-phandle = <0 4>;
+			};
+		};
+	};
+};
diff --git a/tests/overlay_overlay_simple.dts b/tests/overlay_overlay_simple.dts
new file mode 100644
index 000000000000..8657e1e7a15a
--- /dev/null
+++ b/tests/overlay_overlay_simple.dts
@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) 2016 Konsulko Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+/plugin/;
+
+&test {
+	test-int-property = <43>;
+};
diff --git a/tests/path-references.c b/tests/path-references.c
index 0746b3f7e324..c8d25fb85fdd 100644
--- a/tests/path-references.c
+++ b/tests/path-references.c
@@ -47,6 +47,20 @@ static void check_ref(const void *fdt, int node, const char *checkpath)
 		     node, p, checkpath);
 }
 
+static void check_rref(const void *fdt)
+{
+	const char *p;
+	int len;
+
+	/* Check reference to root node */
+	p = fdt_getprop(fdt, 0, "rref", &len);
+	if (!p)
+		FAIL("fdt_getprop(0, \"rref\"): %s", fdt_strerror(len));
+	if (!streq(p, "/"))
+		FAIL("'rref' in root node has value \"%s\" instead of \"/\"",
+		     p);
+}
+
 int main(int argc, char *argv[])
 {
 	void *fdt;
@@ -78,5 +92,7 @@ int main(int argc, char *argv[])
 	if ((!streq(p, "/node1") || !streq(p + strlen("/node1") + 1, "/node2")))
 		FAIL("multiref has wrong value");
 
+	check_rref(fdt);
+
 	PASS();
 }
diff --git a/tests/path-references.dts b/tests/path-references.dts
index 91e7ef745aae..b00fd79061fa 100644
--- a/tests/path-references.dts
+++ b/tests/path-references.dts
@@ -1,6 +1,7 @@
 /dts-v1/;
 
 / {
+	rref = &{/};
 	/* Check multiple references case */
 	multiref = &n1 , &n2;
 	n1: node1 {
diff --git a/tests/path_offset.c b/tests/path_offset.c
index 4e5b7a11f70d..bfebe9fff853 100644
--- a/tests/path_offset.c
+++ b/tests/path_offset.c
@@ -54,58 +54,84 @@ static int check_subnode(void *fdt, int parent, const char *name)
 	return offset;
 }
 
+static void check_path_offset(void *fdt, char *path, int offset)
+{
+	int rc;
+
+	verbose_printf("Checking offset of \"%s\" is %d...\n", path, offset);
+
+	rc = fdt_path_offset(fdt, path);
+	if (rc < 0)
+		FAIL("fdt_path_offset(\"%s\") failed: %s",
+		     path,  fdt_strerror(rc));
+	if (rc != offset)
+		FAIL("fdt_path_offset(\"%s\") returned incorrect offset"
+		     " %d instead of %d", path, rc, offset);
+}
+
+static void check_path_offset_namelen(void *fdt, char *path, int namelen,
+				      int offset)
+{
+	int rc;
+
+	verbose_printf("Checking offset of \"%s\" [first %d characters]"
+		       " is %d...\n", path, namelen, offset);
+
+	rc = fdt_path_offset_namelen(fdt, path, namelen);
+	if (rc == offset)
+		return;
+
+	if (rc < 0)
+		FAIL("fdt_path_offset_namelen(\"%s\", %d) failed: %s",
+		     path, namelen, fdt_strerror(rc));
+	else
+		FAIL("fdt_path_offset_namelen(\"%s\", %d) returned incorrect"
+		     " offset %d instead of %d", path, namelen, rc, offset);
+}
+
 int main(int argc, char *argv[])
 {
 	void *fdt;
-	int root_offset;
 	int subnode1_offset, subnode2_offset;
-	int subnode1_offset_p, subnode2_offset_p;
 	int subsubnode1_offset, subsubnode2_offset, subsubnode2_offset2;
-	int subsubnode1_offset_p, subsubnode2_offset_p, subsubnode2_offset2_p;
 
 	test_init(argc, argv);
 	fdt = load_blob_arg(argc, argv);
 
-	root_offset = fdt_path_offset(fdt, "/");
-	if (root_offset < 0)
-		FAIL("fdt_path_offset(\"/\") failed: %s",
-		     fdt_strerror(root_offset));
-	else if (root_offset != 0)
-		FAIL("fdt_path_offset(\"/\") returns incorrect offset %d",
-		     root_offset);
+	check_path_offset(fdt, "/", 0);
+
 	subnode1_offset = check_subnode(fdt, 0, "subnode@1");
 	subnode2_offset = check_subnode(fdt, 0, "subnode@2");
 
-	subnode1_offset_p = fdt_path_offset(fdt, "/subnode@1");
-	subnode2_offset_p = fdt_path_offset(fdt, "/subnode@2");
-
-	if (subnode1_offset != subnode1_offset_p)
-		FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
-		     subnode1_offset, subnode1_offset_p);
-
-	if (subnode2_offset != subnode2_offset_p)
-		FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
-		     subnode2_offset, subnode2_offset_p);
+	check_path_offset(fdt, "/subnode@1", subnode1_offset);
+	check_path_offset(fdt, "/subnode@2", subnode2_offset);
 
 	subsubnode1_offset = check_subnode(fdt, subnode1_offset, "subsubnode");
 	subsubnode2_offset = check_subnode(fdt, subnode2_offset, "subsubnode@0");
 	subsubnode2_offset2 = check_subnode(fdt, subnode2_offset, "subsubnode");
 
-	subsubnode1_offset_p = fdt_path_offset(fdt, "/subnode@1/subsubnode");
-	subsubnode2_offset_p = fdt_path_offset(fdt, "/subnode@2/subsubnode@0");
-	subsubnode2_offset2_p = fdt_path_offset(fdt, "/subnode@2/subsubnode");
-
-	if (subsubnode1_offset != subsubnode1_offset_p)
-		FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
-		     subsubnode1_offset, subsubnode1_offset_p);
-
-	if (subsubnode2_offset != subsubnode2_offset_p)
-		FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
-		     subsubnode2_offset, subsubnode2_offset_p);
-
-	if (subsubnode2_offset2 != subsubnode2_offset2_p)
-		FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)",
-		     subsubnode2_offset2, subsubnode2_offset2_p);
+	check_path_offset(fdt, "/subnode@1/subsubnode", subsubnode1_offset);
+	check_path_offset(fdt, "/subnode@2/subsubnode@0", subsubnode2_offset);
+	check_path_offset(fdt, "/subnode@2/subsubnode", subsubnode2_offset2);
+
+	/* Test paths with extraneous separators */
+	check_path_offset(fdt, "//", 0);
+	check_path_offset(fdt, "///", 0);
+	check_path_offset(fdt, "//subnode@1", subnode1_offset);
+	check_path_offset(fdt, "/subnode@1/", subnode1_offset);
+	check_path_offset(fdt, "//subnode@1///", subnode1_offset);
+	check_path_offset(fdt, "/subnode@2////subsubnode", subsubnode2_offset2);
+
+	/* Test fdt_path_offset_namelen() */
+	check_path_offset_namelen(fdt, "/subnode@1", 1, 0);
+	check_path_offset_namelen(fdt, "/subnode@1/subsubnode", 10, subnode1_offset);
+	check_path_offset_namelen(fdt, "/subnode@1/subsubnode", 11, subnode1_offset);
+	check_path_offset_namelen(fdt, "/subnode@2TRAILINGGARBAGE", 10, subnode2_offset);
+	check_path_offset_namelen(fdt, "/subnode@2TRAILINGGARBAGE", 11, -FDT_ERR_NOTFOUND);
+	check_path_offset_namelen(fdt, "/subnode@2/subsubnode@0/more", 23, subsubnode2_offset2);
+	check_path_offset_namelen(fdt, "/subnode@2/subsubnode@0/more", 22, -FDT_ERR_NOTFOUND);
+	check_path_offset_namelen(fdt, "/subnode@2/subsubnode@0/more", 24, subsubnode2_offset2);
+	check_path_offset_namelen(fdt, "/subnode@2/subsubnode@0/more", 25, -FDT_ERR_NOTFOUND);
 
 	PASS();
 }
diff --git a/tests/property_iterate.c b/tests/property_iterate.c
new file mode 100644
index 000000000000..0f3959cb8c22
--- /dev/null
+++ b/tests/property_iterate.c
@@ -0,0 +1,97 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Tests that fdt_next_subnode() works as expected
+ *
+ * Copyright (C) 2013 Google, Inc
+ *
+ * Copyright (C) 2007 David Gibson, IBM Corporation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+static void test_node(void *fdt, int parent_offset)
+{
+	fdt32_t properties;
+	const fdt32_t *prop;
+	int offset, property;
+	int count;
+	int len;
+
+	/*
+	 * This property indicates the number of properties in our
+	 * test node to expect
+	 */
+	prop = fdt_getprop(fdt, parent_offset, "test-properties", &len);
+	if (!prop || len != sizeof(fdt32_t)) {
+		FAIL("Missing/invalid test-properties property at '%s'",
+		     fdt_get_name(fdt, parent_offset, NULL));
+	}
+	properties = cpu_to_fdt32(*prop);
+
+	count = 0;
+	offset = fdt_first_subnode(fdt, parent_offset);
+	if (offset < 0)
+		FAIL("Missing test node\n");
+
+	fdt_for_each_property_offset(property, fdt, offset)
+		count++;
+
+	if (count != properties) {
+		FAIL("Node '%s': Expected %d properties, got %d\n",
+		     fdt_get_name(fdt, parent_offset, NULL), properties,
+		     count);
+	}
+}
+
+static void check_fdt_next_subnode(void *fdt)
+{
+	int offset;
+	int count = 0;
+
+	fdt_for_each_subnode(offset, fdt, 0) {
+		test_node(fdt, offset);
+		count++;
+	}
+
+	if (count != 2)
+		FAIL("Expected %d tests, got %d\n", 2, count);
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt;
+
+	test_init(argc, argv);
+	if (argc != 2)
+		CONFIG("Usage: %s <dtb file>", argv[0]);
+
+	fdt = load_blob(argv[1]);
+	if (!fdt)
+		FAIL("No device tree available");
+
+	check_fdt_next_subnode(fdt);
+
+	PASS();
+}
diff --git a/tests/property_iterate.dts b/tests/property_iterate.dts
new file mode 100644
index 000000000000..e8f5f8f4fedd
--- /dev/null
+++ b/tests/property_iterate.dts
@@ -0,0 +1,23 @@
+/dts-v1/;
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	test1 {
+		test-properties = <3>;
+
+		test {
+			linux,phandle = <0x1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+	};
+
+	test2 {
+		test-properties = <0>;
+
+		test {
+		};
+	};
+};
diff --git a/tests/references.c b/tests/references.c
index c9d05a2f2962..46662fc0faa7 100644
--- a/tests/references.c
+++ b/tests/references.c
@@ -56,6 +56,23 @@ static void check_ref(const void *fdt, int node, uint32_t checkref)
 		     node, ref, checkref);
 }
 
+static void check_rref(const void *fdt)
+{
+	const uint32_t *p;
+	uint32_t ref;
+	int len;
+
+	p = fdt_getprop(fdt, 0, "rref", &len);
+	if (!p)
+		FAIL("fdt_getprop(0, \"rref\"): %s", fdt_strerror(len));
+	if (len != sizeof(*p))
+		FAIL("'rref' in root node has wrong size (%d instead of %zd)",
+		     len, sizeof(*p));
+	ref = fdt32_to_cpu(*p);
+	if (ref != fdt_get_phandle(fdt, 0))
+		FAIL("'rref' in root node has value 0x%x instead of 0x0", ref);
+}
+
 int main(int argc, char *argv[])
 {
 	void *fdt;
@@ -104,5 +121,7 @@ int main(int argc, char *argv[])
 	check_ref(fdt, n2, h1);
 	check_ref(fdt, n3, h4);
 
+	check_rref(fdt);
+
 	PASS();
 }
diff --git a/tests/references.dts b/tests/references.dts
index 640c9315911c..f783e8bc8643 100644
--- a/tests/references.dts
+++ b/tests/references.dts
@@ -1,6 +1,8 @@
 /dts-v1/;
 
 / {
+	rref = <&{/}>;
+
 	/* Explicit phandles */
 	n1: node1 {
 		linux,phandle = <0x2000>;
diff --git a/tests/references_dts0.dts b/tests/references_dts0.dts
deleted file mode 100644
index d34dbb2913fd..000000000000
--- a/tests/references_dts0.dts
+++ /dev/null
@@ -1,26 +0,0 @@
-/dts-v1/;
-
-/ {
-	/* Explicit phandles */
-	n1: node1 {
-		linux,phandle = <0x2000>;
-		ref = <&{/node2}>; /* reference precedes target */
-		lref = <&n2>;
-	};
-	n2: node2 {
-		linux,phandle = <0x1>;
-		ref = <&{/node1}>; /* reference after target */
-		lref = <&n1>;
-	};
-
-	/* Implicit phandles */
-	n3: node3 {
-		ref = <&{/node4}>;
-		lref = <&n4>;
-	};
-	n4: node4 {
-	};
-	n5: node5 {
-		linux,phandle = <&n5>;
-	};
-};
diff --git a/tests/reg-without-unit-addr.dts b/tests/reg-without-unit-addr.dts
new file mode 100644
index 000000000000..aaf8af7a8cd2
--- /dev/null
+++ b/tests/reg-without-unit-addr.dts
@@ -0,0 +1,10 @@
+/dts-v1/;
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	node {
+		reg = <0 1>;
+	};
+};
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index 97e016b1aef9..ed489dbdd269 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -42,20 +42,20 @@ base_run_test() {
 
 shorten_echo () {
     limit=32
-    echo -n "$1"
+    printf "$1"
     shift
     for x; do
 	if [ ${#x} -le $limit ]; then
-	    echo -n " $x"
+	    printf " $x"
 	else
 	    short=$(echo "$x" | head -c$limit)
-	    echo -n " \"$short\"...<${#x} bytes>"
+	    printf " \"$short\"...<${#x} bytes>"
 	fi
     done
 }
 
 run_test () {
-    echo -n "$@:	"
+    printf "$*:	"
     if [ -n "$VALGRIND" -a -f $1.supp ]; then
 	VGSUPP="--suppressions=$1.supp"
     fi
@@ -63,7 +63,7 @@ run_test () {
 }
 
 run_sh_test () {
-    echo -n "$@:	"
+    printf "$*:	"
     base_run_test sh "$@"
 }
 
@@ -106,12 +106,27 @@ wrap_error () {
 
 run_wrap_error_test () {
     shorten_echo "$@"
-    echo -n " {!= 0}:	"
+    printf " {!= 0}:	"
     base_run_test wrap_error "$@"
 }
 
+# $1: dtb file
+# $2: align base
+check_align () {
+    shorten_echo "check_align $@:	"
+    local size=$(stat -c %s "$1")
+    local align="$2"
+    (
+	if [ $(($size % $align)) -eq 0 ] ;then
+	    PASS
+	else
+	    FAIL "Output size $size is not $align-byte aligned"
+	fi
+    )
+}
+
 run_dtc_test () {
-    echo -n "dtc $@:	"
+    printf "dtc $*:	"
     base_run_test wrap_test $VALGRIND $DTC "$@"
 }
 
@@ -126,7 +141,7 @@ asm_to_so_test () {
 run_fdtget_test () {
     expect="$1"
     shift
-    echo -n "fdtget-runtest.sh "$expect" $@:	"
+    printf "fdtget-runtest.sh %s $*:	" "$(echo $expect)"
     base_run_test sh fdtget-runtest.sh "$expect" "$@"
 }
 
@@ -134,10 +149,90 @@ run_fdtput_test () {
     expect="$1"
     shift
     shorten_echo fdtput-runtest.sh "$expect" "$@"
-    echo -n ":	"
+    printf ":	"
     base_run_test sh fdtput-runtest.sh "$expect" "$@"
 }
 
+run_fdtdump_test() {
+    file="$1"
+    shorten_echo fdtdump-runtest.sh "$file"
+    printf ":	"
+    base_run_test sh fdtdump-runtest.sh "$file"
+}
+
+BAD_FIXUP_TREES="bad_index \
+		empty \
+		empty_index \
+		index_trailing \
+		path_empty_prop \
+		path_only \
+		path_only_sep \
+		path_prop"
+
+# Test to exercise libfdt overlay application without dtc's overlay support
+libfdt_overlay_tests () {
+    # First test a doctored overlay which requires only local fixups
+    run_dtc_test -I dts -O dtb -o overlay_base_no_symbols.test.dtb overlay_base.dts
+    run_test check_path overlay_base_no_symbols.test.dtb not-exists "/__symbols__"
+    run_test check_path overlay_base_no_symbols.test.dtb not-exists "/__fixups__"
+    run_test check_path overlay_base_no_symbols.test.dtb not-exists "/__local_fixups__"
+
+    run_dtc_test -I dts -O dtb -o overlay_overlay_no_fixups.test.dtb overlay_overlay_no_fixups.dts
+    run_test check_path overlay_overlay_no_fixups.test.dtb not-exists "/__symbols__"
+    run_test check_path overlay_overlay_no_fixups.test.dtb not-exists "/__fixups__"
+    run_test check_path overlay_overlay_no_fixups.test.dtb exists "/__local_fixups__"
+
+    run_test overlay overlay_base_no_symbols.test.dtb overlay_overlay_no_fixups.test.dtb
+
+    # Then test with manually constructed fixups
+    run_dtc_test -I dts -O dtb -o overlay_base_manual_symbols.test.dtb overlay_base_manual_symbols.dts
+    run_test check_path overlay_base_manual_symbols.test.dtb exists "/__symbols__"
+    run_test check_path overlay_base_manual_symbols.test.dtb not-exists "/__fixups__"
+    run_test check_path overlay_base_manual_symbols.test.dtb not-exists "/__local_fixups__"
+
+    run_dtc_test -I dts -O dtb -o overlay_overlay_manual_fixups.test.dtb overlay_overlay_manual_fixups.dts
+    run_test check_path overlay_overlay_manual_fixups.test.dtb not-exists "/__symbols__"
+    run_test check_path overlay_overlay_manual_fixups.test.dtb exists "/__fixups__"
+    run_test check_path overlay_overlay_manual_fixups.test.dtb exists "/__local_fixups__"
+
+    run_test overlay overlay_base_manual_symbols.test.dtb overlay_overlay_manual_fixups.test.dtb
+
+    # Bad fixup tests
+    for test in $BAD_FIXUP_TREES; do
+	tree="overlay_bad_fixup_$test"
+	run_dtc_test -I dts -O dtb -o $tree.test.dtb $tree.dts
+	run_test overlay_bad_fixup overlay_base_no_symbols.test.dtb $tree.test.dtb
+    done
+}
+
+# Tests to exercise dtc's overlay generation support
+dtc_overlay_tests () {
+    # Overlay tests for dtc
+    run_dtc_test -@ -I dts -O dtb -o overlay_base.test.dtb overlay_base.dts
+    run_test check_path overlay_base.test.dtb exists "/__symbols__"
+    run_test check_path overlay_base.test.dtb not-exists "/__fixups__"
+    run_test check_path overlay_base.test.dtb not-exists "/__local_fixups__"
+
+    run_dtc_test -I dts -O dtb -o overlay_overlay.test.dtb overlay_overlay.dts
+    run_test check_path overlay_overlay.test.dtb not-exists "/__symbols__"
+    run_test check_path overlay_overlay.test.dtb exists "/__fixups__"
+    run_test check_path overlay_overlay.test.dtb exists "/__local_fixups__"
+
+    run_test overlay overlay_base.test.dtb overlay_overlay.test.dtb
+
+    # test plugin source to dtb and back
+    run_dtc_test -I dtb -O dts -o overlay_overlay_decompile.test.dts overlay_overlay.test.dtb
+    run_dtc_test -I dts -O dtb -o overlay_overlay_decompile.test.dtb overlay_overlay_decompile.test.dts
+    run_test dtbs_equal_ordered overlay_overlay.test.dtb overlay_overlay_decompile.test.dtb
+
+    # Test generation of aliases insted of symbols
+    run_dtc_test -A -I dts -O dtb -o overlay_base_with_aliases.dtb overlay_base.dts
+    run_test check_path overlay_base_with_aliases.dtb exists "/aliases"
+    run_test check_path overlay_base_with_aliases.dtb not-exists "/__symbols__"
+    run_test check_path overlay_base_with_aliases.dtb not-exists "/__fixups__"
+    run_test check_path overlay_base_with_aliases.dtb not-exists "/__local_fixups__"
+}
+
 tree1_tests () {
     TREE=$1
 
@@ -188,6 +283,12 @@ ALL_LAYOUTS="mts mst tms tsm smt stm"
 libfdt_tests () {
     tree1_tests test_tree1.dtb
 
+    run_dtc_test -I dts -O dtb -o addresses.test.dtb addresses.dts
+    run_test addr_size_cells addresses.test.dtb
+
+    run_dtc_test -I dts -O dtb -o stringlist.test.dtb stringlist.dts
+    run_test stringlist stringlist.test.dtb
+
     # Sequential write tests
     run_test sw_tree1
     tree1_tests sw_tree1.test.dtb
@@ -245,6 +346,7 @@ libfdt_tests () {
     run_test appendprop2 appendprop1.test.dtb
     run_dtc_test -I dts -O dtb -o appendprop.test.dtb appendprop.dts
     run_test dtbs_equal_ordered appendprop2.test.dtb appendprop.test.dtb
+    libfdt_overlay_tests
 
     for basetree in test_tree1.dtb sw_tree1.test.dtb rw_tree1.test.dtb; do
 	run_test nopulate $basetree
@@ -256,11 +358,37 @@ libfdt_tests () {
     run_dtc_test -I dts -O dtb -o subnode_iterate.dtb subnode_iterate.dts
     run_test subnode_iterate subnode_iterate.dtb
 
+    run_dtc_test -I dts -O dtb -o property_iterate.dtb property_iterate.dts
+    run_test property_iterate property_iterate.dtb
+
     # Tests for behaviour on various sorts of corrupted trees
     run_test truncated_property
 
+    # Check aliases support in fdt_path_offset
+    run_dtc_test -I dts -O dtb -o aliases.dtb aliases.dts
+    run_test get_alias aliases.dtb
+    run_test path_offset_aliases aliases.dtb
+
     # Specific bug tests
     run_test add_subnode_with_nops
+    run_dtc_test -I dts -O dts -o sourceoutput.test.dts sourceoutput.dts
+    run_dtc_test -I dts -O dtb -o sourceoutput.test.dtb sourceoutput.dts
+    run_dtc_test -I dts -O dtb -o sourceoutput.test.dts.test.dtb sourceoutput.test.dts
+    run_test dtbs_equal_ordered sourceoutput.test.dtb sourceoutput.test.dts.test.dtb
+
+    run_dtc_test -I dts -O dtb -o embedded_nul.test.dtb embedded_nul.dts
+    run_dtc_test -I dts -O dtb -o embedded_nul_equiv.test.dtb embedded_nul_equiv.dts
+    run_test dtbs_equal_ordered embedded_nul.test.dtb embedded_nul_equiv.test.dtb
+
+    run_dtc_test -I dts -O dtb bad-size-cells.dts
+
+    run_wrap_error_test $DTC division-by-zero.dts
+    run_wrap_error_test $DTC bad-octal-literal.dts
+    run_dtc_test -I dts -O dtb nul-in-escape.dts
+    run_wrap_error_test $DTC nul-in-line-info1.dts
+    run_wrap_error_test $DTC nul-in-line-info2.dts
+
+    run_wrap_error_test $DTC -I dtb -O dts -o /dev/null ovf_size_strings.dtb
 }
 
 dtc_tests () {
@@ -307,11 +435,6 @@ dtc_tests () {
     run_dtc_test -I dts -O dtb -o dtc_comments-cmp.test.dtb comments-cmp.dts
     run_test dtbs_equal_ordered dtc_comments.test.dtb dtc_comments-cmp.test.dtb
 
-    # Check aliases support in fdt_path_offset
-    run_dtc_test -I dts -O dtb -o aliases.dtb aliases.dts
-    run_test get_alias aliases.dtb
-    run_test path_offset_aliases aliases.dtb
-
     # Check /include/ directive
     run_dtc_test -I dts -O dtb -o includes.test.dtb include0.dts
     run_test dtbs_equal_ordered includes.test.dtb test_tree1.dtb
@@ -381,11 +504,14 @@ dtc_tests () {
     tree1_tests dtc_tree1_merge.test.dtb test_tree1.dtb
     run_dtc_test -I dts -O dtb -o dtc_tree1_merge_labelled.test.dtb test_tree1_merge_labelled.dts
     tree1_tests dtc_tree1_merge_labelled.test.dtb test_tree1.dtb
+    run_dtc_test -I dts -O dtb -o dtc_tree1_label_noderef.test.dtb test_tree1_label_noderef.dts
+    run_test dtbs_equal_unordered dtc_tree1_label_noderef.test.dtb test_tree1.dtb
     run_dtc_test -I dts -O dtb -o multilabel_merge.test.dtb multilabel_merge.dts
     run_test references multilabel.test.dtb
     run_test dtbs_equal_ordered multilabel.test.dtb multilabel_merge.test.dtb
     run_dtc_test -I dts -O dtb -o dtc_tree1_merge_path.test.dtb test_tree1_merge_path.dts
     tree1_tests dtc_tree1_merge_path.test.dtb test_tree1.dtb
+    run_wrap_error_test $DTC -I dts -O dtb -o /dev/null test_label_ref.dts
 
     # Check prop/node delete functionality
     run_dtc_test -I dts -O dtb -o dtc_tree1_delete.test.dtb test_tree1_delete.dts
@@ -412,6 +538,8 @@ dtc_tests () {
     check_tests reg-ranges-root.dts reg_format ranges_format
     check_tests default-addr-size.dts avoid_default_addr_size
     check_tests obsolete-chosen-interrupt-controller.dts obsolete_chosen_interrupt_controller
+    check_tests reg-without-unit-addr.dts unit_address_vs_reg
+    check_tests unit-addr-without-reg.dts unit_address_vs_reg
     run_sh_test dtc-checkfails.sh node_name_chars -- -I dtb -O dtb bad_node_char.dtb
     run_sh_test dtc-checkfails.sh node_name_format -- -I dtb -O dtb bad_node_format.dtb
     run_sh_test dtc-checkfails.sh prop_name_chars -- -I dtb -O dtb bad_prop_char.dtb
@@ -423,6 +551,9 @@ dtc_tests () {
     run_sh_test dtc-checkfails.sh duplicate_label -- -I dts -O dtb reuse-label5.dts
     run_sh_test dtc-checkfails.sh duplicate_label -- -I dts -O dtb reuse-label6.dts
 
+    run_test check_path test_tree1.dtb exists "/subnode@1"
+    run_test check_path test_tree1.dtb not-exists "/subnode@10"
+
     # Check warning options
     run_sh_test dtc-checkfails.sh address_cells_is_cell interrupt_cells_is_cell -n size_cells_is_cell -- -Wno_size_cells_is_cell -I dts -O dtb bad-ncells.dts
     run_sh_test dtc-fails.sh -n test-warn-output.test.dtb -I dts -O dtb bad-ncells.dts
@@ -465,6 +596,19 @@ dtc_tests () {
 	-o search_paths_b.dtb search_paths_b.dts
     run_dtc_test -I dts -O dtb -o search_paths_subdir.dtb \
 	search_dir_b/search_paths_subdir.dts
+
+    # Check -a option
+    for align in 2 4 8 16 32 64; do
+	# -p -a
+	run_dtc_test -O dtb -p 1000 -a $align -o align0.dtb subnode_iterate.dts
+	check_align align0.dtb $align
+	# -S -a
+	run_dtc_test -O dtb -S 1999 -a $align -o align1.dtb subnode_iterate.dts
+	check_align align1.dtb $align
+    done
+
+    # Tests for overlay/plugin generation
+    dtc_overlay_tests
 }
 
 cmp_tests () {
@@ -592,6 +736,28 @@ fdtput_tests () {
     run_wrap_test $DTPUT $dtb -cp /chosen
     run_wrap_test $DTPUT $dtb -cp /chosen/son
 
+    # Start again with a fresh dtb
+    run_dtc_test -O dtb -p $(stat -c %s $text) -o $dtb $dts
+
+    # Node delete
+    run_wrap_test $DTPUT $dtb -c /chosen/node1 /chosen/node2 /chosen/node3
+    run_fdtget_test "node3\nnode2\nnode1" $dtb -l  /chosen
+    run_wrap_test $DTPUT $dtb -r /chosen/node1 /chosen/node2
+    run_fdtget_test "node3" $dtb -l  /chosen
+
+    # Delete the non-existent node
+    run_wrap_error_test $DTPUT $dtb -r /non-existent/node
+
+    # Property delete
+    run_fdtput_test "eva" $dtb /chosen/ name "" -ts "eva"
+    run_fdtput_test "016" $dtb /chosen/ age  "" -ts "016"
+    run_fdtget_test "age\nname\nbootargs\nlinux,platform" $dtb -p  /chosen
+    run_wrap_test $DTPUT $dtb -d /chosen/ name age
+    run_fdtget_test "bootargs\nlinux,platform" $dtb -p  /chosen
+
+    # Delete the non-existent property
+    run_wrap_error_test $DTPUT $dtb -d /chosen   non-existent-prop
+
     # TODO: Add tests for verbose mode?
 }
 
@@ -599,6 +765,10 @@ utilfdt_tests () {
     run_test utilfdt_test
 }
 
+fdtdump_tests () {
+    run_fdtdump_test fdtdump.dts
+}
+
 while getopts "vt:me" ARG ; do
     case $ARG in
 	"v")
@@ -617,7 +787,7 @@ while getopts "vt:me" ARG ; do
 done
 
 if [ -z "$TESTSETS" ]; then
-    TESTSETS="libfdt utilfdt dtc dtbs_equal fdtget fdtput"
+    TESTSETS="libfdt utilfdt dtc dtbs_equal fdtget fdtput fdtdump"
 fi
 
 # Make sure we don't have stale blobs lying around
@@ -643,6 +813,9 @@ for set in $TESTSETS; do
 	"fdtput")
 	    fdtput_tests
 	    ;;
+	"fdtdump")
+	    fdtdump_tests
+	    ;;
     esac
 done
 
diff --git a/tests/setprop.c b/tests/setprop.c
index d089f8d5ab5e..be1b1478f7f0 100644
--- a/tests/setprop.c
+++ b/tests/setprop.c
@@ -66,7 +66,7 @@ int main(int argc, char *argv[])
 			     TEST_STRING_1);
 
 	verbose_printf("Old string value was \"%s\"\n", strp);
-	err = fdt_setprop(fdt, 0, "prop-str", NULL, 0);
+	err = fdt_setprop_empty(fdt, 0, "prop-str");
 	if (err)
 		FAIL("Failed to empty \"prop-str\": %s",
 		     fdt_strerror(err));
diff --git a/tests/setprop_inplace.c b/tests/setprop_inplace.c
index daef182d0b28..80447a0b13ab 100644
--- a/tests/setprop_inplace.c
+++ b/tests/setprop_inplace.c
@@ -83,5 +83,15 @@ int main(int argc, char *argv[])
 	strp = check_getprop(fdt, 0, "prop-str", xlen+1, xstr);
 	verbose_printf("New string value is \"%s\"\n", strp);
 
+	err = fdt_setprop_inplace_namelen_partial(fdt, 0, "compatible",
+						  strlen("compatible"), 4,
+						  TEST_STRING_4_PARTIAL,
+						  strlen(TEST_STRING_4_PARTIAL));
+	if (err)
+		FAIL("Failed to set \"compatible\": %s\n", fdt_strerror(err));
+
+	check_getprop(fdt, 0, "compatible", strlen(TEST_STRING_4_RESULT) + 1,
+		      TEST_STRING_4_RESULT);
+
 	PASS();
 }
diff --git a/tests/sourceoutput.dts b/tests/sourceoutput.dts
new file mode 100644
index 000000000000..477762f5aaa7
--- /dev/null
+++ b/tests/sourceoutput.dts
@@ -0,0 +1,14 @@
+/dts-v1/;
+
+/ {
+	/* Some versions had an off-by-2 bug which caused an abort
+	 * when outputing labels within strings like this in source
+	 * format */
+	prop1: prop1 = start1: "foo", mid1: "bar" end1: ;
+
+	/* Make sure that we correctly handle source output of things
+	 * which could almost be expressed as strings, except for the
+	 * embedded labels */
+	prop2 = start2: [66 6f 6f], mid2: "bar" end2: ;
+};
+
diff --git a/tests/stringlist.c b/tests/stringlist.c
new file mode 100644
index 000000000000..a9d3e73920ca
--- /dev/null
+++ b/tests/stringlist.c
@@ -0,0 +1,154 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ *	Testcase for string handling
+ * Copyright (C) 2015 NVIDIA Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+#include <libfdt.h>
+
+#include "tests.h"
+#include "testdata.h"
+
+static void check_expected_failure(const void *fdt, const char *path,
+				   const char *property)
+{
+	int offset, err;
+
+	offset = fdt_path_offset(fdt, "/");
+	if (offset < 0)
+		FAIL("Couldn't find path %s", path);
+
+	err = fdt_stringlist_count(fdt, offset, "#address-cells");
+	if (err != -FDT_ERR_BADVALUE)
+		FAIL("unexpectedly succeeded in parsing #address-cells\n");
+
+	err = fdt_stringlist_search(fdt, offset, "#address-cells", "foo");
+	if (err != -FDT_ERR_BADVALUE)
+		FAIL("found string in #address-cells: %d\n", err);
+
+	/*
+	 * Note that the #address-cells property contains a small 32-bit
+	 * unsigned integer, hence some bytes will be zero, and searching for
+	 * the empty string will succeed.
+	 *
+	 * The reason for this oddity is that the function will exit when the
+	 * first occurrence of the string is found, but in order to determine
+	 * that the property does not contain a valid string list it would
+	 * need to process the whole value.
+	 */
+	err = fdt_stringlist_search(fdt, offset, "#address-cells", "");
+	if (err != 0)
+		FAIL("empty string not found in #address-cells: %d\n", err);
+
+	/*
+	 * fdt_get_string() can successfully extract strings from non-string
+	 * properties. This is because it doesn't necessarily parse the whole
+	 * property value, which would be necessary for it to determine if a
+	 * valid string or string list is present.
+	 */
+}
+
+static void check_string_count(const void *fdt, const char *path,
+			       const char *property, int count)
+{
+	int offset, err;
+
+	offset = fdt_path_offset(fdt, path);
+	if (offset < 0)
+		FAIL("Couldn't find path %s", path);
+
+	err = fdt_stringlist_count(fdt, offset, property);
+	if (err < 0)
+		FAIL("Couldn't count strings in property %s of node %s: %d\n",
+		     property, path, err);
+
+	if (err != count)
+		FAIL("String count for property %s of node %s is %d instead of %d\n",
+		     path, property, err, count);
+}
+
+static void check_string_index(const void *fdt, const char *path,
+			       const char *property, const char *string,
+			       int idx)
+{
+	int offset, err;
+
+	offset = fdt_path_offset(fdt, path);
+	if (offset < 0)
+		FAIL("Couldn't find path %s", path);
+
+	err = fdt_stringlist_search(fdt, offset, property, string);
+
+	if (err != idx)
+		FAIL("Index of %s in property %s of node %s is %d, expected %d\n",
+		     string, property, path, err, idx);
+}
+
+static void check_string(const void *fdt, const char *path,
+			 const char *property, int idx,
+			 const char *string)
+{
+	const char *result;
+	int offset, len;
+
+	offset = fdt_path_offset(fdt, path);
+	if (offset < 0)
+		FAIL("Couldn't find path %s", path);
+
+	result = fdt_stringlist_get(fdt, offset, property, idx, &len);
+	if (!result)
+		FAIL("Couldn't extract string %d from property %s of node %s: %d\n",
+		     idx, property, path, len);
+
+	if (strcmp(string, result) != 0)
+		FAIL("String %d in property %s of node %s is %s, expected %s\n",
+		     idx, property, path, result, string);
+}
+
+int main(int argc, char *argv[])
+{
+	void *fdt;
+
+	if (argc != 2)
+		CONFIG("Usage: %s <dtb file>\n", argv[0]);
+
+	test_init(argc, argv);
+	fdt = load_blob(argv[1]);
+
+	check_expected_failure(fdt, "/", "#address-cells");
+	check_expected_failure(fdt, "/", "#size-cells");
+
+	check_string_count(fdt, "/", "compatible", 1);
+	check_string_count(fdt, "/device", "compatible", 2);
+	check_string_count(fdt, "/device", "big-endian", 0);
+
+	check_string_index(fdt, "/", "compatible", "test-strings", 0);
+	check_string_index(fdt, "/device", "compatible", "foo", 0);
+	check_string_index(fdt, "/device", "compatible", "bar", 1);
+	check_string_index(fdt, "/device", "big-endian", "baz", -1);
+
+	check_string(fdt, "/", "compatible", 0, "test-strings");
+	check_string(fdt, "/device", "compatible", 0, "foo");
+	check_string(fdt, "/device", "compatible", 1, "bar");
+
+	PASS();
+}
diff --git a/tests/stringlist.dts b/tests/stringlist.dts
new file mode 100644
index 000000000000..1e4d3140458f
--- /dev/null
+++ b/tests/stringlist.dts
@@ -0,0 +1,12 @@
+/dts-v1/;
+
+/ {
+	compatible = "test-strings";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	device {
+		compatible = "foo", "bar";
+		big-endian;
+	};
+};
diff --git a/tests/subnode_iterate.c b/tests/subnode_iterate.c
index b9f379d5963c..0fb5c901ebd7 100644
--- a/tests/subnode_iterate.c
+++ b/tests/subnode_iterate.c
@@ -48,9 +48,7 @@ static void test_node(void *fdt, int parent_offset)
 	subnodes = cpu_to_fdt32(*prop);
 
 	count = 0;
-	for (offset = fdt_first_subnode(fdt, parent_offset);
-	     offset >= 0;
-	     offset = fdt_next_subnode(fdt, offset))
+	fdt_for_each_subnode(offset, fdt, parent_offset)
 		count++;
 
 	if (count != subnodes) {
@@ -65,9 +63,7 @@ static void check_fdt_next_subnode(void *fdt)
 	int offset;
 	int count = 0;
 
-	for (offset = fdt_first_subnode(fdt, 0);
-	     offset >= 0;
-	     offset = fdt_next_subnode(fdt, offset)) {
+	fdt_for_each_subnode(offset, fdt, 0) {
 		test_node(fdt, offset);
 		count++;
 	}
diff --git a/tests/test_label_ref.dts b/tests/test_label_ref.dts
new file mode 100644
index 000000000000..7009c79531a7
--- /dev/null
+++ b/tests/test_label_ref.dts
@@ -0,0 +1,9 @@
+/dts-v1/;
+
+/ {
+
+};
+
+label: &handle {
+
+};
diff --git a/tests/test_tree1.dts b/tests/test_tree1.dts
index c7b170c5af60..67ecfd0ea28f 100644
--- a/tests/test_tree1.dts
+++ b/tests/test_tree1.dts
@@ -1,3 +1,45 @@
 /dts-v1/;
 
-/include/ "test_tree1_body.dtsi"
+/memreserve/ 0xdeadbeef00000000 0x100000;
+/memreserve/ 123456789 010000;
+
+/ {
+	compatible = "test_tree1";
+	prop-int = <0xdeadbeef>;
+	prop-int64 = /bits/ 64 <0xdeadbeef01abcdef>;
+	prop-str = "hello world";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	subnode@1 {
+		compatible = "subnode1";
+		reg = <1>;
+		prop-int = [deadbeef];
+
+		subsubnode {
+			compatible = "subsubnode1", "subsubnode";
+			prop-int = <0xdeadbeef>;
+		};
+
+		ss1 {
+		};
+	};
+
+	subnode@2 {
+		reg = <2>;
+		linux,phandle = <0x2000>;
+		prop-int = <123456789>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ssn0: subsubnode@0 {
+			reg = <0>;
+			phandle = <0x2001>;
+			compatible = "subsubnode2", "subsubnode";
+			prop-int = <0726746425>;
+		};
+
+		ss2 {
+		};
+	};
+};
diff --git a/tests/test_tree1_delete.dts b/tests/test_tree1_delete.dts
index a2f1bfdc51c9..b95ef1e7185f 100644
--- a/tests/test_tree1_delete.dts
+++ b/tests/test_tree1_delete.dts
@@ -1,6 +1,6 @@
 /dts-v1/;
 
-/include/ "test_tree1_body.dtsi"
+/include/ "test_tree1.dts"
 
 / {
 	nonexistant-property = <0xdeadbeef>;
diff --git a/tests/test_tree1_dts0.dts b/tests/test_tree1_dts0.dts
deleted file mode 100644
index 032d540abc08..000000000000
--- a/tests/test_tree1_dts0.dts
+++ /dev/null
@@ -1,37 +0,0 @@
-/dts-v1/;
-
-/memreserve/ 0xdeadbeef00000000 0x0000000000100000;
-/memreserve/ 0x00000000075bcd15 0x0000000000001000;
-
-/ {
-	compatible = "test_tree1";
-	prop-int = <0xdeadbeef>;
-	prop-str = "hello world";
-
-	subnode@1 {
-		compatible = "subnode1";
-		prop-int = [deadbeef];
-
-		subsubnode {
-			compatible = "subsubnode1", "subsubnode";
-			prop-int = < 0xdeadbeef>;
-		};
-
-		ss1 {
-		};
-	};
-
-	subnode@2 {
-		linux,phandle = <0x2000>;
-		prop-int = < 123456789>;
-
-		subsubnode@0 {
-			linux,phandle = <0x2001>;
-			compatible = "subsubnode2", "subsubnode";
-			prop-int = < 0726746425>;
-		};
-
-		ss2 {
-		};
-	};
-};
diff --git a/tests/test_tree1_body.dtsi b/tests/test_tree1_label_noderef.dts
index 24a5e1ee35d0..b2b194c6df64 100644
--- a/tests/test_tree1_body.dtsi
+++ b/tests/test_tree1_label_noderef.dts
@@ -1,3 +1,5 @@
+/dts-v1/;
+
 /memreserve/ 0xdeadbeef00000000 0x100000;
 /memreserve/ 123456789 010000;
 
@@ -31,13 +33,23 @@
 		#size-cells = <0>;
 
 		ssn0: subsubnode@0 {
-			reg = <0>;
 			phandle = <0x2001>;
-			compatible = "subsubnode2", "subsubnode";
-			prop-int = <0726746425>;
+			prop-int = <0xbad>;
 		};
 
 		ss2 {
 		};
 	};
 };
+
+/* Add label to a noderef */
+ssn1: &ssn0 {
+	reg = <0>;
+	prop-int = <123456789>;
+};
+
+/* Use the new label for merging */
+&ssn1 {
+	prop-int = <0726746425>;
+	compatible = "subsubnode2", "subsubnode";
+};
diff --git a/tests/testdata.h b/tests/testdata.h
index ce715e4c679e..3588778ad159 100644
--- a/tests/testdata.h
+++ b/tests/testdata.h
@@ -21,6 +21,9 @@
 #define TEST_STRING_2	"nastystring: \a\b\t\n\v\f\r\\\""
 #define TEST_STRING_3	"\xde\xad\xbe\xef"
 
+#define TEST_STRING_4_PARTIAL	"foobar"
+#define TEST_STRING_4_RESULT	"testfoobar"
+
 #define TEST_CHAR1	'\r'
 #define TEST_CHAR2	'b'
 #define TEST_CHAR3	'\0'
@@ -33,4 +36,5 @@ extern struct fdt_header _truncated_property;
 extern struct fdt_header _bad_node_char;
 extern struct fdt_header _bad_node_format;
 extern struct fdt_header _bad_prop_char;
+extern struct fdt_header _ovf_size_strings;
 #endif /* ! __ASSEMBLY */
diff --git a/tests/tests.sh b/tests/tests.sh
index 31530d5e228f..818fd09c2ff0 100755
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -21,6 +21,7 @@ FAIL_IF_SIGNAL () {
 DTC=../dtc
 DTGET=../fdtget
 DTPUT=../fdtput
+FDTDUMP=../fdtdump
 
 verbose_run () {
     if [ -z "$QUIET_TEST" ]; then
diff --git a/tests/testutils.c b/tests/testutils.c
index f185133a82b5..521f4f1eaf99 100644
--- a/tests/testutils.c
+++ b/tests/testutils.c
@@ -144,7 +144,6 @@ int nodename_eq(const char *s1, const char *s2)
 {
 	int len = strlen(s2);
 
-	len = strlen(s2);
 	if (strncmp(s1, s2, len) != 0)
 		return 0;
 	if (s1[len] == '\0')
diff --git a/tests/trees.S b/tests/trees.S
index 2389cd379621..3d24aa2dcbc8 100644
--- a/tests/trees.S
+++ b/tests/trees.S
@@ -209,3 +209,34 @@ bad_prop_char_strings:
 	STRING(bad_prop_char, prop, "prop$erty")
 bad_prop_char_strings_end:
 bad_prop_char_end:
+
+
+	/* overflow_size_strings */
+	.balign	8
+	.globl	_ovf_size_strings
+_ovf_size_strings:
+ovf_size_strings:
+	FDTLONG(FDT_MAGIC)
+	FDTLONG(ovf_size_strings_end - ovf_size_strings)
+	FDTLONG(ovf_size_strings_struct - ovf_size_strings) 
+	FDTLONG(ovf_size_strings_strings - ovf_size_strings)
+	FDTLONG(ovf_size_strings_rsvmap - ovf_size_strings)
+	FDTLONG(0x11)
+	FDTLONG(0x10)
+	FDTLONG(0)
+	FDTLONG(0xffffffff)
+	FDTLONG(ovf_size_strings_struct_end - ovf_size_strings_struct)
+	EMPTY_RSVMAP(ovf_size_strings)
+
+ovf_size_strings_struct:
+	BEGIN_NODE("")
+	PROP_INT(ovf_size_strings, bad_string, 0)
+	END_NODE
+	FDTLONG(FDT_END)
+ovf_size_strings_struct_end:
+
+ovf_size_strings_strings:
+	STRING(ovf_size_strings, x, "x")
+	ovf_size_strings_bad_string = ovf_size_strings_strings + 0x10000000
+ovf_size_strings_strings_end:
+ovf_size_strings_end:
diff --git a/tests/unit-addr-without-reg.dts b/tests/unit-addr-without-reg.dts
new file mode 100644
index 000000000000..ac786ebb6bb8
--- /dev/null
+++ b/tests/unit-addr-without-reg.dts
@@ -0,0 +1,9 @@
+/dts-v1/;
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	node@1 {
+	};
+};