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-rw-r--r--include/dm/ofnode.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 6a714d0..0f680e5 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -1010,6 +1010,30 @@ ofnode ofnode_by_prop_value(ofnode from, const char *propname,
node = ofnode_next_subnode(node))
/**
+ * ofnode_for_each_compatible_node() - iterate over all nodes with a given
+ * compatible string
+ *
+ * @node: child node (ofnode, lvalue)
+ * @compat: compatible string to match
+ *
+ * This is a wrapper around a for loop and is used like so:
+ *
+ * ofnode node;
+ *
+ * ofnode_for_each_compatible_node(node, parent, compatible) {
+ * Use node
+ * ...
+ * }
+ *
+ * Note that this is implemented as a macro and @node is used as
+ * iterator in the loop.
+ */
+#define ofnode_for_each_compatible_node(node, compat) \
+ for (node = ofnode_by_compatible(ofnode_null(), compat); \
+ ofnode_valid(node); \
+ node = ofnode_by_compatible(node, compat))
+
+/**
* ofnode_get_child_count() - get the child count of a ofnode
*
* @node: valid node to get its child count