1 files changed, 13 insertions, 0 deletions

diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 558b5395795d..f11b2bbb826d 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -95,3 +95,16 @@ void __init device_tree_init(void)
         /* free the space reserved for the dt blob */
         free_mem_mach(base, size);
 }
+
+void __init __dt_setup_arch(struct boot_param_header *bph)
+{
+        if (be32_to_cpu(bph->magic) != OF_DT_HEADER) {
+                pr_err("DTB has bad magic, ignoring builtin OF DTB\n");
+
+                return;
+        }
+
+        initial_boot_params = bph;
+
+        early_init_devtree(initial_boot_params);
+}