From c98ad4434c1a680915d10e5696e6bee9c81044d5 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 11 Jun 2018 13:07:12 -0600 Subject: [PATCH] dm: core: Add comments to ofnode_read_resource() functoins These functions are missing comments. Add some. Signed-off-by: Simon Glass --- include/dm/ofnode.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 85cb87b83f..61c42311f8 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -651,7 +651,30 @@ int ofnode_read_simple_size_cells(ofnode node); */ bool ofnode_pre_reloc(ofnode node); +/** + * ofnode_read_resource() - Read a resource from a node + * + * Read resource information from a node at the given index + * + * @node: Node to read from + * @index: Index of resource to read (0 = first) + * @res: Returns resource that was read, on success + * @return 0 if OK, -ve on error + */ int ofnode_read_resource(ofnode node, uint index, struct resource *res); + +/** + * ofnode_read_resource_byname() - Read a resource from a node by name + * + * Read resource information from a node matching the given name. This uses a + * 'reg-names' string list property with the names matching the associated + * 'reg' property list. + * + * @node: Node to read from + * @name: Name of resource to read + * @res: Returns resource that was read, on success + * @return 0 if OK, -ve on error + */ int ofnode_read_resource_byname(ofnode node, const char *name, struct resource *res); -- 2.25.1