[PATCH v4 1/8] dt: add helper inline for retrieving timeout-sec property
Fabio Porcedda
fabio.porcedda at gmail.com
Tue Oct 9 08:04:04 EDT 2012
The first user of this function is the watchdog framework.
Signed-off-by: Fabio Porcedda <fabio.porcedda at gmail.com>
Cc: Grant Likely <grant.likely at secretlab.ca>
Cc: Rob Herring <rob.herring at calxeda.com>
---
include/linux/of.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/include/linux/of.h b/include/linux/of.h
index 72843b7..5870818 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -470,4 +470,15 @@ static inline int of_property_read_u32(const struct device_node *np,
return of_property_read_u32_array(np, propname, out_value, 1);
}
+/**
+ * of_get_timeout_sec() - Helper to read the timeout_sec property
+ * @np: device node from which the property value is to be read.
+ * @timeout: adress of the output value
+ */
+static inline int of_get_timeout_sec(const struct device_node *np,
+ u32 *timeout)
+{
+ return of_property_read_u32(np, "timeout-sec", timeout);
+}
+
#endif /* _LINUX_OF_H */
--
1.7.11.3
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