[PATCH v1 08/10] device property: add fwnode_is_compatible()

[Tomeu Vizoso]

This is being added so code that is independent of the firmware being
used can match firmware nodes to devices.

This commit only implements it for OF nodes.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
---

 drivers/base/property.c  | 9 +++++++++
 include/linux/property.h | 2 ++
 2 files changed, 11 insertions(+)

diff --git a/drivers/base/property.c b/drivers/base/property.c
index 92cdbb3..9c8be31 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -585,3 +585,12 @@ const char *fwnode_get_name(struct fwnode_handle *fwnode)
 	return NULL;
 }
 EXPORT_SYMBOL_GPL(fwnode_get_name);
+
+bool fwnode_is_compatible(struct fwnode_handle *fwnode, const char *compatible)
+{
+	if (is_of_node(fwnode))
+		return of_device_is_compatible(to_of_node(fwnode), compatible);
+
+	return false;
+}
+EXPORT_SYMBOL_GPL(fwnode_is_compatible);
diff --git a/include/linux/property.h b/include/linux/property.h
index cfd1eb2..bf10074 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -80,6 +80,8 @@ const char *fwnode_get_name(struct fwnode_handle *fwnode);
 
 void fwnode_handle_put(struct fwnode_handle *fwnode);
 
+bool fwnode_is_compatible(struct fwnode_handle *fwnode, const char *compatible);
+
 unsigned int device_get_child_node_count(struct device *dev);
 
 static inline bool device_property_read_bool(struct device *dev,
-- 
2.4.1

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