From 305d31885f2f35db486594d051d9aa3a4ed201c5 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 28 Jul 2020 12:51:08 +0200 Subject: dm: core: Add support for getting node from aliases Add support for getting a node/property from aliases. The similar functionality is provided for chosen node and this implemenatation is copy of it. Signed-off-by: Michal Simek Reviewed-by: Simon Glass --- drivers/core/ofnode.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/core/ofnode.c') diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index 7d1b89514c7..a68076bf351 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -476,6 +476,28 @@ ofnode ofnode_get_chosen_node(const char *name) return ofnode_path(prop); } +const void *ofnode_read_aliases_prop(const char *propname, int *sizep) +{ + ofnode node; + + node = ofnode_path("/aliases"); + + return ofnode_read_prop(node, propname, sizep); +} + +ofnode ofnode_get_aliases_node(const char *name) +{ + const char *prop; + + prop = ofnode_read_aliases_prop(name, NULL); + if (!prop) + return ofnode_null(); + + debug("%s: node_path: %s\n", __func__, prop); + + return ofnode_path(prop); +} + int ofnode_get_child_count(ofnode parent) { ofnode child; -- cgit v1.2.3