Merge tag 'devicetree-for-4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/robh...

[karo-tx-linux.git] / drivers / of / fdt.c

diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index ae4d07bcce246bddcd618ddfc856a05c95f64288..55f1b839114924aeaae2baf1f10a2db145037cca 100644 (file)
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -750,6 +750,19 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
        return rc;
 }
 
+/**
+ * of_get_flat_dt_subnode_by_name - get the subnode by given name
+ *
+ * @node: the parent node
+ * @uname: the name of subnode
+ * @return offset of the subnode, or -FDT_ERR_NOTFOUND if there is none
+ */
+
+int of_get_flat_dt_subnode_by_name(unsigned long node, const char *uname)
+{
+       return fdt_subnode_offset(initial_boot_params, node, uname);
+}
+
 /**
  * of_get_flat_dt_root - find the root node in the flat blob
  */