diff options
Diffstat (limited to 'include/dm/ofnode.h')
| -rw-r--r-- | include/dm/ofnode.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 0eae8f9a813..6601bd83189 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -610,6 +610,26 @@ int ofnode_read_string_index(ofnode node, const char *propname, int index, int ofnode_read_string_count(ofnode node, const char *property); /** + * ofnode_read_string_list() - read a list of strings + * + * This produces a list of string pointers with each one pointing to a string + * in the string list. If the property does not exist, it returns {NULL}. + * + * The data is allocated and the caller is reponsible for freeing the return + * value (the list of string pointers). The strings themselves may not be + * changed as they point directly into the devicetree property. + * + * @node: node to check + * @listp: returns an allocated, NULL-terminated list of strings if the return + * value is > 0, else is set to NULL + * @return number of strings in list, 0 if none, -ENOMEM if out of memory, + * -EINVAL if no such property, -EENODATA if property is empty + * @return: NULL-terminated list of strings (NULL if no property or empty) + */ +int ofnode_read_string_list(ofnode node, const char *property, + const char ***listp); + +/** * ofnode_parse_phandle_with_args() - Find a node pointed by phandle in a list * * This function is useful to parse lists of phandles and their arguments. |