disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/of_graph.h
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@@ -38,6 +38,7 @@
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 	     child = of_graph_get_next_endpoint(parent, child))
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 #ifdef CONFIG_OF
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+bool of_graph_is_present(const struct device_node *node);
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 int of_graph_parse_endpoint(const struct device_node *node,
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 				struct of_endpoint *endpoint);
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 int of_graph_get_endpoint_count(const struct device_node *np);
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@@ -56,6 +57,11 @@
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 					     u32 port, u32 endpoint);
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 #else
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+static inline bool of_graph_is_present(const struct device_node *node)
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+{
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+	return false;
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+}
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+
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 static inline int of_graph_parse_endpoint(const struct device_node *node,
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 					struct of_endpoint *endpoint)
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 {