dm: core: Add ofnode function to read a 64-bit int

We have a 32-bit version of this function. Add a 64-bit version as well so
we can easily read 64-bit ints from the device tree.

Signed-off-by: Simon Glass <[email protected]>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h
index 5af6b7e616a..dbb4273db64 100644
--- a/include/dm/ofnode.h
+++ b/include/dm/ofnode.h
@@ -237,6 +237,16 @@ int ofnode_read_u32_default(ofnode ref, const char *propname, u32 def);
 int ofnode_read_s32_default(ofnode node, const char *propname, s32 def);
 
 /**
+ * ofnode_read_u64_default() - Read a 64-bit integer from a property
+ *
+ * @ref:	valid node reference to read property from
+ * @propname:	name of the property to read from
+ * @def:	default value to return if the property has no value
+ * @return property value, or @def if not found
+ */
+int ofnode_read_u64_default(ofnode node, const char *propname, u64 def);
+
+/**
  * ofnode_read_string() - Read a string from a property
  *
  * @ref:	valid node reference to read property from