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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/of/unittest-data
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/of/unittest-data')
-rw-r--r--drivers/of/unittest-data/Makefile106
-rw-r--r--drivers/of/unittest-data/overlay.dtso62
-rw-r--r--drivers/of/unittest-data/overlay_0.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_1.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_10.dtso27
-rw-r--r--drivers/of/unittest-data/overlay_11.dtso27
-rw-r--r--drivers/of/unittest-data/overlay_12.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_13.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_15.dtso31
-rw-r--r--drivers/of/unittest-data/overlay_16.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_17.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_18.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_19.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_2.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_20.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_3.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_4.dtso17
-rw-r--r--drivers/of/unittest-data/overlay_5.dtso9
-rw-r--r--drivers/of/unittest-data/overlay_6.dtso10
-rw-r--r--drivers/of/unittest-data/overlay_7.dtso10
-rw-r--r--drivers/of/unittest-data/overlay_8.dtso10
-rw-r--r--drivers/of/unittest-data/overlay_9.dtso10
-rw-r--r--drivers/of/unittest-data/overlay_bad_add_dup_node.dtso27
-rw-r--r--drivers/of/unittest-data/overlay_bad_add_dup_prop.dtso38
-rw-r--r--drivers/of/unittest-data/overlay_bad_phandle.dtso13
-rw-r--r--drivers/of/unittest-data/overlay_bad_symbol.dtso15
-rw-r--r--drivers/of/unittest-data/overlay_bad_unresolved.dtso7
-rw-r--r--drivers/of/unittest-data/overlay_base.dtso5
-rw-r--r--drivers/of/unittest-data/overlay_common.dtsi89
-rw-r--r--drivers/of/unittest-data/overlay_gpio_01.dtso24
-rw-r--r--drivers/of/unittest-data/overlay_gpio_02a.dtso17
-rw-r--r--drivers/of/unittest-data/overlay_gpio_02b.dtso17
-rw-r--r--drivers/of/unittest-data/overlay_gpio_03.dtso24
-rw-r--r--drivers/of/unittest-data/overlay_gpio_04a.dtso17
-rw-r--r--drivers/of/unittest-data/overlay_gpio_04b.dtso17
-rw-r--r--drivers/of/unittest-data/overlay_pci_node.dtso22
-rw-r--r--drivers/of/unittest-data/static_base_1.dts4
-rw-r--r--drivers/of/unittest-data/static_base_2.dts4
-rw-r--r--drivers/of/unittest-data/testcases.dtso21
-rw-r--r--drivers/of/unittest-data/testcases_common.dtsi21
-rw-r--r--drivers/of/unittest-data/tests-address.dtsi55
-rw-r--r--drivers/of/unittest-data/tests-interrupts.dtsi91
-rw-r--r--drivers/of/unittest-data/tests-lifecycle.dtsi8
-rw-r--r--drivers/of/unittest-data/tests-match.dtsi20
-rw-r--r--drivers/of/unittest-data/tests-overlay.dtsi116
-rw-r--r--drivers/of/unittest-data/tests-phandle.dtsi84
-rw-r--r--drivers/of/unittest-data/tests-platform.dtsi38
47 files changed, 1242 insertions, 0 deletions
diff --git a/drivers/of/unittest-data/Makefile b/drivers/of/unittest-data/Makefile
new file mode 100644
index 0000000000..01a966e39f
--- /dev/null
+++ b/drivers/of/unittest-data/Makefile
@@ -0,0 +1,106 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-y += testcases.dtbo.o
+
+obj-$(CONFIG_OF_OVERLAY) += overlay.dtbo.o \
+ overlay_0.dtbo.o \
+ overlay_1.dtbo.o \
+ overlay_2.dtbo.o \
+ overlay_3.dtbo.o \
+ overlay_4.dtbo.o \
+ overlay_5.dtbo.o \
+ overlay_6.dtbo.o \
+ overlay_7.dtbo.o \
+ overlay_8.dtbo.o \
+ overlay_9.dtbo.o \
+ overlay_10.dtbo.o \
+ overlay_11.dtbo.o \
+ overlay_12.dtbo.o \
+ overlay_13.dtbo.o \
+ overlay_15.dtbo.o \
+ overlay_16.dtbo.o \
+ overlay_17.dtbo.o \
+ overlay_18.dtbo.o \
+ overlay_19.dtbo.o \
+ overlay_20.dtbo.o \
+ overlay_bad_add_dup_node.dtbo.o \
+ overlay_bad_add_dup_prop.dtbo.o \
+ overlay_bad_phandle.dtbo.o \
+ overlay_bad_symbol.dtbo.o \
+ overlay_base.dtbo.o \
+ overlay_gpio_01.dtbo.o \
+ overlay_gpio_02a.dtbo.o \
+ overlay_gpio_02b.dtbo.o \
+ overlay_gpio_03.dtbo.o \
+ overlay_gpio_04a.dtbo.o \
+ overlay_gpio_04b.dtbo.o \
+ overlay_pci_node.dtbo.o \
+ overlay_bad_unresolved.dtbo.o
+
+# enable creation of __symbols__ node
+DTC_FLAGS_overlay += -@
+DTC_FLAGS_overlay_bad_phandle += -@
+DTC_FLAGS_overlay_bad_symbol += -@
+DTC_FLAGS_overlay_base += -@
+DTC_FLAGS_testcases += -@
+
+# suppress warnings about intentional errors
+DTC_FLAGS_testcases += -Wno-interrupts_property \
+ -Wno-node_name_vs_property_name \
+ -Wno-interrupt_map
+
+# Apply overlays statically with fdtoverlay. This is a build time test that
+# the overlays can be applied successfully by fdtoverlay. This does not
+# guarantee that the overlays can be applied successfully at run time by
+# unittest, but it provides a bit of build time test coverage for those
+# who do not execute unittest.
+#
+# The overlays are applied on top of static_base_1.dtb and static_base_2.dtb to
+# create static_test_1.dtb and static_test_2.dtb. If fdtoverlay detects an
+# error than the kernel build will fail. static_test_1.dtb and
+# static_test_2.dtb are not consumed by unittest.
+#
+# Some unittest overlays deliberately contain errors that unittest checks for.
+# These overlays will cause fdtoverlay to fail, and are thus not included
+# in the static test:
+# overlay_bad_add_dup_node.dtbo \
+# overlay_bad_add_dup_prop.dtbo \
+# overlay_bad_phandle.dtbo \
+# overlay_bad_symbol.dtbo \
+
+apply_static_overlay_1 := overlay_0.dtbo \
+ overlay_1.dtbo \
+ overlay_2.dtbo \
+ overlay_3.dtbo \
+ overlay_4.dtbo \
+ overlay_5.dtbo \
+ overlay_6.dtbo \
+ overlay_7.dtbo \
+ overlay_8.dtbo \
+ overlay_9.dtbo \
+ overlay_10.dtbo \
+ overlay_11.dtbo \
+ overlay_12.dtbo \
+ overlay_13.dtbo \
+ overlay_15.dtbo \
+ overlay_16.dtbo \
+ overlay_17.dtbo \
+ overlay_18.dtbo \
+ overlay_19.dtbo \
+ overlay_20.dtbo \
+ overlay_gpio_01.dtbo \
+ overlay_gpio_02a.dtbo \
+ overlay_gpio_02b.dtbo \
+ overlay_gpio_03.dtbo \
+ overlay_gpio_04a.dtbo \
+ overlay_gpio_04b.dtbo
+
+apply_static_overlay_2 := overlay.dtbo
+
+DTC_FLAGS_static_base_1 += -Wno-interrupts_property \
+ -Wno-node_name_vs_property_name \
+ -Wno-interrupt_map
+
+static_test_1-dtbs := static_base_1.dtb $(apply_static_overlay_1)
+static_test_2-dtbs := static_base_2.dtb $(apply_static_overlay_2)
+
+dtb-$(CONFIG_OF_OVERLAY) += static_test_1.dtb static_test_2.dtb
diff --git a/drivers/of/unittest-data/overlay.dtso b/drivers/of/unittest-data/overlay.dtso
new file mode 100644
index 0000000000..b3e807b998
--- /dev/null
+++ b/drivers/of/unittest-data/overlay.dtso
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&electric_1 {
+ status = "okay";
+
+ hvac_2: hvac-large-1 {
+ compatible = "ot,hvac-large";
+ heat-range = <40 75>;
+ cool-range = <65 80>;
+ };
+};
+
+&rides_1 {
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ status = "okay";
+
+ ride@100 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ track@30 {
+ incline-up = <48 32 16>;
+ };
+
+ track@40 {
+ incline-up = <47 31 15>;
+ };
+ };
+
+ ride_200: ride@200 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "ot,ferris-wheel";
+ reg = <0x00000200 0x100>;
+ hvac-provider = <&hvac_2>;
+ hvac-thermostat = <27 32> ;
+ hvac-zones = <12 5>;
+ hvac-zone-names = "operator", "snack-bar";
+ spin-controller = <&spin_ctrl_1 3>;
+ spin-rph = <30>;
+ gondolas = <16>;
+ gondola-capacity = <6>;
+
+ ride_200_left: track@10 {
+ reg = <0x00000010 0x10>;
+ };
+
+ ride_200_right: track@20 {
+ reg = <0x00000020 0x10>;
+ };
+ };
+};
+
+&lights_2 {
+ status = "okay";
+ color = "purple", "white", "red", "green";
+ rate = <3 256>;
+};
diff --git a/drivers/of/unittest-data/overlay_0.dtso b/drivers/of/unittest-data/overlay_0.dtso
new file mode 100644
index 0000000000..bb46582e04
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_0.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_0 - enable using absolute target path */
+
+&{/testcase-data/overlay-node/test-bus/test-unittest0} {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_1.dtso b/drivers/of/unittest-data/overlay_1.dtso
new file mode 100644
index 0000000000..9c0fc8ffa4
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_1.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_1 - disable using absolute target path */
+
+&{/testcase-data/overlay-node/test-bus/test-unittest1} {
+ status = "disabled";
+};
diff --git a/drivers/of/unittest-data/overlay_10.dtso b/drivers/of/unittest-data/overlay_10.dtso
new file mode 100644
index 0000000000..73993bf23b
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_10.dtso
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_10 */
+/* overlays 8, 9, 10, 11 application and removal in bad sequence */
+
+&unittest_test_bus {
+ /* suppress DTC warning */
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest10 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <10>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest101 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <1>;
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_11.dtso b/drivers/of/unittest-data/overlay_11.dtso
new file mode 100644
index 0000000000..7d04ff503a
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_11.dtso
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_11 */
+/* overlays 8, 9, 10, 11 application and removal in bad sequence */
+
+&unittest_test_bus {
+ /* suppress DTC warning */
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest11 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <11>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest111 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <1>;
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_12.dtso b/drivers/of/unittest-data/overlay_12.dtso
new file mode 100644
index 0000000000..8d5087793e
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_12.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_12 - enable using absolute target path (i2c) */
+
+&{/testcase-data/overlay-node/test-bus/i2c-test-bus/test-unittest12} {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_13.dtso b/drivers/of/unittest-data/overlay_13.dtso
new file mode 100644
index 0000000000..da200ae94f
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_13.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_13 - disable using absolute target path (i2c) */
+
+&{/testcase-data/overlay-node/test-bus/i2c-test-bus/test-unittest13} {
+ status = "disabled";
+};
diff --git a/drivers/of/unittest-data/overlay_15.dtso b/drivers/of/unittest-data/overlay_15.dtso
new file mode 100644
index 0000000000..ba02ae1fed
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_15.dtso
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_15 - mux overlay */
+
+&unittest_i2c_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest15 {
+ reg = <11>;
+ compatible = "unittest-i2c-mux";
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ test-mux-dev@20 {
+ reg = <0x20>;
+ compatible = "unittest-i2c-dev";
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_16.dtso b/drivers/of/unittest-data/overlay_16.dtso
new file mode 100644
index 0000000000..80a46dc025
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_16.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_16 - notify test */
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest16 {
+ compatible = "unittest";
+ reg = <16>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_17.dtso b/drivers/of/unittest-data/overlay_17.dtso
new file mode 100644
index 0000000000..5b8a220917
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_17.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_17 - notify test */
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest17 {
+ compatible = "unittest";
+ reg = <17>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_18.dtso b/drivers/of/unittest-data/overlay_18.dtso
new file mode 100644
index 0000000000..dcddd5f6d3
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_18.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_18 - notify test */
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest18 {
+ compatible = "unittest";
+ reg = <18>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_19.dtso b/drivers/of/unittest-data/overlay_19.dtso
new file mode 100644
index 0000000000..32b3ba0b66
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_19.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_19 - notify test */
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest19 {
+ compatible = "unittest";
+ reg = <19>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_2.dtso b/drivers/of/unittest-data/overlay_2.dtso
new file mode 100644
index 0000000000..db8684ba89
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_2.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_2 - enable using label */
+
+&unittest2 {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_20.dtso b/drivers/of/unittest-data/overlay_20.dtso
new file mode 100644
index 0000000000..d4a4f2f32e
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_20.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_20 - notify test */
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest20 {
+ compatible = "unittest";
+ reg = <20>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_3.dtso b/drivers/of/unittest-data/overlay_3.dtso
new file mode 100644
index 0000000000..40f289e7c2
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_3.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_3 - disable using label */
+
+&unittest3 {
+ status = "disabled";
+};
diff --git a/drivers/of/unittest-data/overlay_4.dtso b/drivers/of/unittest-data/overlay_4.dtso
new file mode 100644
index 0000000000..9b9eadddb4
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_4.dtso
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_4 - test insertion of a full node */
+
+&unittest_test_bus {
+ /* suppress DTC warning */
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest4 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <4>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_5.dtso b/drivers/of/unittest-data/overlay_5.dtso
new file mode 100644
index 0000000000..706f5f1b73
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_5.dtso
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_5 - test overlay apply revert */
+
+&unittest5 {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_6.dtso b/drivers/of/unittest-data/overlay_6.dtso
new file mode 100644
index 0000000000..21a7fa4ca4
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_6.dtso
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_6 */
+/* overlays 6, 7 application and removal in sequence */
+
+&unittest6 {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_7.dtso b/drivers/of/unittest-data/overlay_7.dtso
new file mode 100644
index 0000000000..58ba1bb51b
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_7.dtso
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_7 */
+/* overlays 6, 7 application and removal in sequence */
+
+&unittest7 {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_8.dtso b/drivers/of/unittest-data/overlay_8.dtso
new file mode 100644
index 0000000000..e9718d118e
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_8.dtso
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_8 */
+/* overlays 8, 9, 10, 11 application and removal in bad sequence */
+
+&unittest8 {
+ status = "okay";
+};
diff --git a/drivers/of/unittest-data/overlay_9.dtso b/drivers/of/unittest-data/overlay_9.dtso
new file mode 100644
index 0000000000..b35e23edae
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_9.dtso
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/* overlay_9 */
+/* overlays 8, 9, 10, 11 application and removal in bad sequence */
+
+&unittest8 {
+ property-foo = "bar";
+};
diff --git a/drivers/of/unittest-data/overlay_bad_add_dup_node.dtso b/drivers/of/unittest-data/overlay_bad_add_dup_node.dtso
new file mode 100644
index 0000000000..9b53412b20
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_bad_add_dup_node.dtso
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/*
+ * &electric_1/motor-1 and &spin_ctrl_1 are the same node:
+ * /testcase-data-2/substation@100/motor-1
+ *
+ * Thus the new node "controller" in each fragment will
+ * result in an attempt to add the same node twice.
+ * This will result in an error and the overlay apply
+ * will fail.
+ */
+
+&electric_1 {
+ motor-1 {
+ controller {
+ power_bus = <0x1 0x2>;
+ };
+ };
+};
+
+&spin_ctrl_1 {
+ controller {
+ power_bus_emergency = <0x101 0x102>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_bad_add_dup_prop.dtso b/drivers/of/unittest-data/overlay_bad_add_dup_prop.dtso
new file mode 100644
index 0000000000..e03f791655
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_bad_add_dup_prop.dtso
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+/*
+ * &electric_1/motor-1/electric and &spin_ctrl_1/electric are the same node:
+ * /testcase-data-2/substation@100/motor-1/electric
+ *
+ * Thus the property "rpm_avail" in each fragment will
+ * result in an attempt to update the same property twice.
+ * This will result in an error and the overlay apply
+ * will fail.
+ *
+ * The previous version of this test did not include the extra
+ * level of node 'electric'. That resulted in the 'rpm_avail'
+ * property being located in the pre-existing node 'motor-1'.
+ * Modifying a property results in a WARNING that a memory leak
+ * will occur if the overlay is removed. Since the overlay apply
+ * fails, the memory leak does actually occur, and kmemleak will
+ * further report the memory leak if CONFIG_DEBUG_KMEMLEAK is
+ * enabled. Adding the overlay node 'electric' avoids the
+ * memory leak and thus people who use kmemleak will not
+ * have to debug this non-problem again.
+ */
+
+&electric_1 {
+ motor-1 {
+ electric {
+ rpm_avail = <100>;
+ };
+ };
+};
+
+&spin_ctrl_1 {
+ electric {
+ rpm_avail = <100 200>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_bad_phandle.dtso b/drivers/of/unittest-data/overlay_bad_phandle.dtso
new file mode 100644
index 0000000000..a61ffc0738
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_bad_phandle.dtso
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&electric_1 {
+ // This label should cause an error when the overlay
+ // is applied. There is already a phandle value
+ // in the base tree for motor-1.
+ spin_ctrl_1_conflict: motor-1 {
+ accelerate = <3>;
+ decelerate = <5>;
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_bad_symbol.dtso b/drivers/of/unittest-data/overlay_bad_symbol.dtso
new file mode 100644
index 0000000000..07f730384c
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_bad_symbol.dtso
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&electric_1 {
+ // This label should cause an error when the overlay
+ // is applied. There is already a symbol hvac_1
+ // in the base tree
+ hvac_1: hvac-medium-2 {
+ compatible = "ot,hvac-medium";
+ heat-range = <50 75>;
+ cool-range = <60 80>;
+ };
+
+};
diff --git a/drivers/of/unittest-data/overlay_bad_unresolved.dtso b/drivers/of/unittest-data/overlay_bad_unresolved.dtso
new file mode 100644
index 0000000000..3b75a53ae8
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_bad_unresolved.dtso
@@ -0,0 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&this_label_does_not_exist {
+ status = "ok";
+};
diff --git a/drivers/of/unittest-data/overlay_base.dtso b/drivers/of/unittest-data/overlay_base.dtso
new file mode 100644
index 0000000000..ab9014589c
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_base.dtso
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+#include "overlay_common.dtsi"
diff --git a/drivers/of/unittest-data/overlay_common.dtsi b/drivers/of/unittest-data/overlay_common.dtsi
new file mode 100644
index 0000000000..a9d7cdbd5d
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_common.dtsi
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/*
+ * Base device tree that overlays will be applied against.
+ *
+ * Do not add any properties in node "/".
+ * Do not add any nodes other than "/testcase-data-2" in node "/".
+ * Do not add anything that would result in dtc creating node "/__fixups__".
+ * dtc will create nodes "/__symbols__" and "/__local_fixups__".
+ */
+
+/ {
+ testcase-data-2 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ electric_1: substation@100 {
+ compatible = "ot,big-volts-control";
+ reg = <0x00000100 0x100>;
+ status = "disabled";
+
+ hvac_1: hvac-medium-1 {
+ compatible = "ot,hvac-medium";
+ heat-range = <50 75>;
+ cool-range = <60 80>;
+ };
+
+ spin_ctrl_1: motor-1 {
+ compatible = "ot,ferris-wheel-motor";
+ spin = "clockwise";
+ rpm_avail = <50>;
+ };
+
+ spin_ctrl_2: motor-8 {
+ compatible = "ot,roller-coaster-motor";
+ };
+ };
+
+ rides_1: fairway-1 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "ot,rides";
+ status = "disabled";
+ orientation = <127>;
+
+ ride@100 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "ot,roller-coaster";
+ reg = <0x00000100 0x100>;
+ hvac-provider = <&hvac_1>;
+ hvac-thermostat = <29> ;
+ hvac-zones = <14>;
+ hvac-zone-names = "operator";
+ spin-controller = <&spin_ctrl_2 5 &spin_ctrl_2 7>;
+ spin-controller-names = "track_1", "track_2";
+ queues = <2>;
+
+ track@30 {
+ reg = <0x00000030 0x10>;
+ };
+
+ track@40 {
+ reg = <0x00000040 0x10>;
+ };
+
+ };
+ };
+
+ lights_1: lights@30000 {
+ compatible = "ot,work-lights";
+ reg = <0x00030000 0x1000>;
+ status = "disabled";
+ };
+
+ lights_2: lights@40000 {
+ compatible = "ot,show-lights";
+ reg = <0x00040000 0x1000>;
+ status = "disabled";
+ rate = <13 138>;
+ };
+
+ retail_1: vending@50000 {
+ reg = <0x00050000 0x1000>;
+ compatible = "ot,tickets";
+ status = "disabled";
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_01.dtso b/drivers/of/unittest-data/overlay_gpio_01.dtso
new file mode 100644
index 0000000000..bb3a31a213
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_01.dtso
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@0 {
+ compatible = "unittest-gpio";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <2>;
+ gpio-line-names = "line-A", "line-B";
+
+ line-b {
+ gpio-hog;
+ gpios = <2 0>;
+ input;
+ line-name = "line-B-input";
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_02a.dtso b/drivers/of/unittest-data/overlay_gpio_02a.dtso
new file mode 100644
index 0000000000..da955537df
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_02a.dtso
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@2 {
+ compatible = "unittest-gpio";
+ reg = <2>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <2>;
+ gpio-line-names = "line-A", "line-B";
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_02b.dtso b/drivers/of/unittest-data/overlay_gpio_02b.dtso
new file mode 100644
index 0000000000..79503965d3
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_02b.dtso
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@2 {
+ line-a {
+ gpio-hog;
+ gpios = <1 0>;
+ input;
+ line-name = "line-A-input";
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_03.dtso b/drivers/of/unittest-data/overlay_gpio_03.dtso
new file mode 100644
index 0000000000..d8c7096160
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_03.dtso
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@3 {
+ compatible = "unittest-gpio";
+ reg = <3>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <2>;
+ gpio-line-names = "line-A", "line-B", "line-C", "line-D";
+
+ line-d {
+ gpio-hog;
+ gpios = <4 0>;
+ input;
+ line-name = "line-D-input";
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_04a.dtso b/drivers/of/unittest-data/overlay_gpio_04a.dtso
new file mode 100644
index 0000000000..de86511972
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_04a.dtso
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@4 {
+ compatible = "unittest-gpio";
+ reg = <4>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <2>;
+ gpio-line-names = "line-A", "line-B", "line-C", "line-D";
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_gpio_04b.dtso b/drivers/of/unittest-data/overlay_gpio_04b.dtso
new file mode 100644
index 0000000000..dc6eff22f9
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_gpio_04b.dtso
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+&unittest_test_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@4 {
+ line-c {
+ gpio-hog;
+ gpios = <3 0>;
+ input;
+ line-name = "line-C-input";
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/overlay_pci_node.dtso b/drivers/of/unittest-data/overlay_pci_node.dtso
new file mode 100644
index 0000000000..c05e52e9e4
--- /dev/null
+++ b/drivers/of/unittest-data/overlay_pci_node.dtso
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/ {
+ fragment@0 {
+ target-path="";
+ __overlay__ {
+ #address-cells = <3>;
+ #size-cells = <2>;
+ pci-ep-bus@0 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x0 0x0 0x1000>;
+ reg = <0 0 0 0 0>;
+ unittest-pci@100 {
+ compatible = "unittest-pci";
+ reg = <0x100 0x200>;
+ };
+ };
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/static_base_1.dts b/drivers/of/unittest-data/static_base_1.dts
new file mode 100644
index 0000000000..10556cb3f0
--- /dev/null
+++ b/drivers/of/unittest-data/static_base_1.dts
@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "testcases_common.dtsi"
diff --git a/drivers/of/unittest-data/static_base_2.dts b/drivers/of/unittest-data/static_base_2.dts
new file mode 100644
index 0000000000..b0ea9504d6
--- /dev/null
+++ b/drivers/of/unittest-data/static_base_2.dts
@@ -0,0 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include "overlay_common.dtsi"
diff --git a/drivers/of/unittest-data/testcases.dtso b/drivers/of/unittest-data/testcases.dtso
new file mode 100644
index 0000000000..61cdd3d5fc
--- /dev/null
+++ b/drivers/of/unittest-data/testcases.dtso
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+/plugin/;
+
+#include "testcases_common.dtsi"
+
+/ {
+ /*
+ * testcase data that intentionally results in an error is located here
+ * instead of in testcases_common.dtsi so that the static overlay apply
+ * tests will not include the error.
+ */
+ testcase-data {
+ testcase-device2 {
+ compatible = "testcase-device";
+ interrupt-parent = <&test_intc2>;
+ interrupts = <1>; /* invalid specifier - too short */
+ };
+ };
+
+};
diff --git a/drivers/of/unittest-data/testcases_common.dtsi b/drivers/of/unittest-data/testcases_common.dtsi
new file mode 100644
index 0000000000..1c2cdf353a
--- /dev/null
+++ b/drivers/of/unittest-data/testcases_common.dtsi
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ changeset {
+ prop-update = "hello";
+ prop-remove = "world";
+
+ node-remove {
+ };
+ };
+ };
+};
+
+#include "tests-phandle.dtsi"
+#include "tests-interrupts.dtsi"
+#include "tests-match.dtsi"
+#include "tests-address.dtsi"
+#include "tests-platform.dtsi"
+#include "tests-overlay.dtsi"
+#include "tests-lifecycle.dtsi"
diff --git a/drivers/of/unittest-data/tests-address.dtsi b/drivers/of/unittest-data/tests-address.dtsi
new file mode 100644
index 0000000000..bc0029cbf8
--- /dev/null
+++ b/drivers/of/unittest-data/tests-address.dtsi
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ testcase-data {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ address-tests {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ /* ranges here is to make sure we don't use it for
+ * dma-ranges translation */
+ ranges = <0x70000000 0x70000000 0x50000000>,
+ <0x00000000 0xd0000000 0x20000000>;
+ dma-ranges = <0x0 0x20000000 0x40000000>;
+
+ device@70000000 {
+ reg = <0x70000000 0x1000>;
+ };
+
+ bus@80000000 {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x80000000 0x0 0x100000>;
+ dma-ranges = <0x1 0x0 0x0 0x20 0x0>;
+
+ device@1000 {
+ reg = <0x0 0x1000 0x0 0x1000>;
+ };
+ };
+
+ pci@90000000 {
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0x90000000 0x1000>;
+ ranges = <0x42000000 0x0 0x40000000 0x40000000 0x0 0x10000000>;
+ dma-ranges = <0x42000000 0x0 0x80000000 0x00000000 0x0 0x10000000>,
+ <0x42000000 0x0 0xc0000000 0x20000000 0x0 0x10000000>;
+ };
+
+ bus@a0000000 {
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges = <0xf00baa 0x0 0x0 0xa0000000 0x0 0x100000>,
+ <0xf00bee 0x1 0x0 0xb0000000 0x0 0x200000>;
+ };
+
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/tests-interrupts.dtsi b/drivers/of/unittest-data/tests-interrupts.dtsi
new file mode 100644
index 0000000000..7c9f31cc13
--- /dev/null
+++ b/drivers/of/unittest-data/tests-interrupts.dtsi
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ interrupts {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ test_intc0: intc0 {
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ test_intc1: intc1 {
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ test_intc2: intc2 {
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ test_intmap0: intmap0 {
+ #interrupt-cells = <1>;
+ #address-cells = <0>;
+ interrupt-map = <1 &test_intc0 9>,
+ <2 &test_intc1 10 11 12>,
+ <3 &test_intc2 13 14>,
+ <4 &test_intc2 15 16>;
+ };
+
+ test_intmap1: intmap1 {
+ #interrupt-cells = <2>;
+ /*
+ * #address-cells is required
+ *
+ * The property is not provided in this node to
+ * test that the code will properly handle
+ * this case for legacy .dts files.
+ *
+ * Not having #address-cells will result in a
+ * warning from dtc starting with
+ * version v1.6.1-19-g0a3a9d3449c8
+ * The warning is suppressed by adding
+ * -Wno-interrupt_map to the Makefile for all
+ * .dts files this include this .dtsi
+ #address-cells = <1>;
+ */
+ interrupt-map = <0x5000 1 2 &test_intc0 15>;
+ };
+
+ interrupts0 {
+ interrupt-parent = <&test_intc0>;
+ interrupts = <1>, <2>, <3>, <4>;
+ };
+
+ interrupts1 {
+ interrupt-parent = <&test_intmap0>;
+ interrupts = <1>, <2>, <3>, <4>;
+ };
+
+ interrupts-extended0 {
+ reg = <0x5000 0x100>;
+ /*
+ * Do not remove &test_intmap1 from this
+ * property - see comment in node intmap1
+ */
+ interrupts-extended = <&test_intc0 1>,
+ <&test_intc1 2 3 4>,
+ <&test_intc2 5 6>,
+ <&test_intmap0 1>,
+ <&test_intmap0 2>,
+ <&test_intmap0 3>,
+ <&test_intmap1 1 2>;
+ };
+ };
+
+ testcase-device1 {
+ compatible = "testcase-device";
+ interrupt-parent = <&test_intc0>;
+ interrupts = <1>;
+ };
+
+ /*
+ * testcase data that intentionally results in an error is
+ * located in testcases.dts instead of in this file so that the
+ * static overlay apply tests will not include the error.
+ */
+ };
+};
diff --git a/drivers/of/unittest-data/tests-lifecycle.dtsi b/drivers/of/unittest-data/tests-lifecycle.dtsi
new file mode 100644
index 0000000000..28509a8783
--- /dev/null
+++ b/drivers/of/unittest-data/tests-lifecycle.dtsi
@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ refcount-node {
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/tests-match.dtsi b/drivers/of/unittest-data/tests-match.dtsi
new file mode 100644
index 0000000000..1fd3b21313
--- /dev/null
+++ b/drivers/of/unittest-data/tests-match.dtsi
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ match-node {
+ name0 { };
+ name1 { device_type = "type1"; };
+ a { name2 { device_type = "type1"; }; };
+ b { name2 { }; };
+ c { name2 { device_type = "type2"; }; };
+ name3 { compatible = "compat3"; };
+ name4 { compatible = "compat2", "compat3"; };
+ name5 { compatible = "compat2", "compat3"; };
+ name6 { compatible = "compat1", "compat2", "compat3"; };
+ name7 { compatible = "compat2"; device_type = "type1"; };
+ name8 { compatible = "compat2"; device_type = "type1"; };
+ name9 { compatible = "compat2"; };
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/tests-overlay.dtsi b/drivers/of/unittest-data/tests-overlay.dtsi
new file mode 100644
index 0000000000..eb35e8aa5d
--- /dev/null
+++ b/drivers/of/unittest-data/tests-overlay.dtsi
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ overlay-node {
+ /* test bus */
+ unittest_test_bus: test-bus {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ unittest100: test-unittest100 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <100>;
+ };
+
+ unittest101: test-unittest101 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <101>;
+ };
+
+ unittest0: test-unittest0 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <0>;
+ };
+
+ unittest1: test-unittest1 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <1>;
+ };
+
+ unittest2: test-unittest2 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <2>;
+ };
+
+ unittest3: test-unittest3 {
+ compatible = "unittest";
+ status = "okay";
+ reg = <3>;
+ };
+
+ unittest5: test-unittest5 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <5>;
+ };
+
+ unittest6: test-unittest6 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <6>;
+ };
+
+ unittest7: test-unittest7 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <7>;
+ };
+
+ unittest8: test-unittest8 {
+ compatible = "unittest";
+ status = "disabled";
+ reg = <8>;
+ };
+
+ unittest_i2c_test_bus: i2c-test-bus {
+ compatible = "unittest-i2c-bus";
+ status = "okay";
+ reg = <50>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-unittest12 {
+ reg = <8>;
+ compatible = "unittest-i2c-dev";
+ status = "disabled";
+ };
+
+ test-unittest13 {
+ reg = <9>;
+ compatible = "unittest-i2c-dev";
+ status = "okay";
+ };
+
+ test-unittest14 {
+ reg = <10>;
+ compatible = "unittest-i2c-mux";
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ test-mux-dev@20 {
+ reg = <0x20>;
+ compatible = "unittest-i2c-dev";
+ status = "okay";
+ };
+ };
+ };
+ };
+ };
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/tests-phandle.dtsi b/drivers/of/unittest-data/tests-phandle.dtsi
new file mode 100644
index 0000000000..554a996b2e
--- /dev/null
+++ b/drivers/of/unittest-data/tests-phandle.dtsi
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ aliases {
+ testcase-alias = &testcase;
+ };
+
+ testcase: testcase-data {
+ security-password = "password";
+ duplicate-name = "duplicate";
+
+ duplicate-name { };
+
+ phandle-tests {
+ provider0: provider0 {
+ #phandle-cells = <0>;
+ };
+
+ provider1: provider1 {
+ #phandle-cells = <1>;
+ };
+
+ provider2: provider2 {
+ #phandle-cells = <2>;
+ };
+
+ provider3: provider3 {
+ #phandle-cells = <3>;
+ };
+
+ provider4: provider4 {
+ #phandle-cells = <2>;
+ phandle-map = <0 1 &provider1 3>,
+ <4 0 &provider0>,
+ <16 5 &provider3 3 5 0>,
+ <200 8 &provider2 23 6>,
+ <19 0 &provider2 15 0>,
+ <2 3 &provider3 2 5 3>;
+ phandle-map-mask = <0xff 0xf>;
+ phandle-map-pass-thru = <0x0 0xf0>;
+ };
+
+ provider5: provider5 {
+ #phandle-cells = <2>;
+ phandle-map = <2 7 &provider4 2 3>;
+ phandle-map-mask = <0xff 0xf>;
+ phandle-map-pass-thru = <0x0 0xf0>;
+ };
+
+ consumer-a {
+ phandle-list = <&provider1 1>,
+ <&provider2 2 0>,
+ <0>,
+ <&provider3 4 4 3>,
+ <&provider2 5 100>,
+ <&provider0>,
+ <&provider1 7>;
+ phandle-list-names = "first", "second", "third";
+
+ phandle-list-bad-phandle = <12345678 0 0>;
+ phandle-list-bad-args = <&provider2 1 0>,
+ <&provider3 0>;
+ empty-property;
+ string-property = "foobar";
+ unterminated-string = [40 41 42 43];
+ unterminated-string-list = "first", "second", [40 41 42 43];
+ };
+
+ consumer-b {
+ phandle-list = <&provider1 1>,
+ <&provider4 2 3>,
+ <0>,
+ <&provider4 4 0x100>,
+ <&provider4 0 0x61>,
+ <&provider0>,
+ <&provider4 19 0x20>,
+ <&provider5 2 7>;
+ phandle-list-bad-phandle = <12345678 0 0>;
+ phandle-list-bad-args = <&provider2 1 0>,
+ <&provider4 0>;
+ };
+ };
+ };
+};
diff --git a/drivers/of/unittest-data/tests-platform.dtsi b/drivers/of/unittest-data/tests-platform.dtsi
new file mode 100644
index 0000000000..fa39611071
--- /dev/null
+++ b/drivers/of/unittest-data/tests-platform.dtsi
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ testcase-data {
+ platform-tests {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ test-device@0 {
+ compatible = "test-device";
+ reg = <0x0>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dev@100 {
+ compatible = "test-sub-device";
+ reg = <0x100>;
+ };
+ };
+
+ test-device@1 {
+ compatible = "test-device";
+ reg = <0x1>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dev@100 {
+ compatible = "test-sub-device",
+ "test-compat2",
+ "test-compat3";
+ reg = <0x100>;
+ };
+ };
+ };
+ };
+};