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dm: core: Support copying properties with ofnode

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Add a function to copy properties from one node to another.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2022-09-06 20:27:33 -06:00 • committed by Tom Rini
parent 0b58eaa89c
commit db1ef1e12b
3 changed files with 99 additions and 0 deletions
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16
include/dm/ofnode.h
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@ -1505,4 +1505,20 @@ static inline const char *ofnode_conf_read_str(const char *prop_name)
*/
int ofnode_add_subnode(ofnode parent, const char *name, ofnode *nodep);
/**
* ofnode_copy_props() - copy all properties from one node to another
*
* Makes a copy of all properties from the source note in the destination node.
* Existing properties in the destination node remain unchanged, except that
* any with the same name are overwritten, including changing the size of the
* property.
*
* For livetree, properties are copied / allocated, so the source tree does not
* need to be present afterwards.
*
* @src: Source node to read properties from
* @dst: Destination node to write properties too
*/
int ofnode_copy_props(ofnode src, ofnode dst);
#endif