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-rw-r--r--qemu/dtc/tests/references.dts34
1 files changed, 34 insertions, 0 deletions
diff --git a/qemu/dtc/tests/references.dts b/qemu/dtc/tests/references.dts
new file mode 100644
index 000000000..640c93159
--- /dev/null
+++ b/qemu/dtc/tests/references.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+
+/ {
+ /* Explicit phandles */
+ n1: node1 {
+ linux,phandle = <0x2000>;
+ ref = <&{/node2}>; /* reference precedes target */
+ lref = <&n2>;
+ };
+ n2: node2 {
+ phandle = <0x1>;
+ ref = <&{/node1}>; /* reference after target */
+ lref = <&n1>;
+ };
+
+ /* Implicit phandles */
+ n3: node3 {
+ ref = <&{/node4}>;
+ lref = <&n4>;
+ };
+ n4: node4 {
+ };
+
+ /* Explicit phandle with implicit value */
+ /* This self-reference is the standard way to tag a node as requiring
+ * a phandle (perhaps for reference by nodes that will be dynamically
+ * added) without explicitly allocating it a phandle.
+ * The self-reference requires some special internal handling, though
+ * so check it actually works */
+ n5: node5 {
+ linux,phandle = <&n5>;
+ phandle = <&n5>;
+ };
+};