diff options
Diffstat (limited to 'drivers/core')
| -rw-r--r-- | drivers/core/ofnode.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index 98f4b539ea..d0bdea08df 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -165,6 +165,20 @@ ofnode ofnode_next_subnode(ofnode node) fdt_next_subnode(gd->fdt_blob, ofnode_to_offset(node))); } +ofnode ofnode_get_parent(ofnode node) +{ + ofnode parent; + + assert(ofnode_valid(node)); + if (ofnode_is_np(node)) + parent = np_to_ofnode(of_get_parent(ofnode_to_np(node))); + else + parent.of_offset = fdt_parent_offset(gd->fdt_blob, + ofnode_to_offset(node)); + + return parent; +} + const char *ofnode_get_name(ofnode node) { assert(ofnode_valid(node)); @@ -174,6 +188,19 @@ const char *ofnode_get_name(ofnode node) return fdt_get_name(gd->fdt_blob, ofnode_to_offset(node), NULL); } +ofnode ofnode_get_by_phandle(uint phandle) +{ + ofnode node; + + if (of_live_active()) + node = np_to_ofnode(of_find_node_by_phandle(phandle)); + else + node.of_offset = fdt_node_offset_by_phandle(gd->fdt_blob, + phandle); + + return node; +} + int ofnode_read_size(ofnode node, const char *propname) { int len; |