--- zzzz-none-000/linux-4.1.52/arch/arm/kernel/atags_parse.c	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/arch/arm/kernel/atags_parse.c	2022-03-02 11:37:12.000000000 +0000
@@ -140,6 +140,26 @@
 
 __tagtable(ATAG_CMDLINE, parse_tag_cmdline);
 
+#if defined(CONFIG_BCM_KF_ARM_BCM963XX)
+static int __init parse_tag_blparm(const struct tag *tag)
+{
+	/* a dummy function that it has been handled in
+	* bcm63xx's machine setup code */
+	return 0;
+}
+
+__tagtable(ATAG_BLPARM, parse_tag_blparm);
+
+static int __init parse_tag_rdpsize(const struct tag *tag)
+{
+	/* a dummy function that it has been handled in
+	* bcm63xx's machine setup code */
+	return 0;
+}
+
+__tagtable(ATAG_RDPSIZE, parse_tag_rdpsize);
+#endif /* (CONFIG_BCM_KF_ARM_BCM963XX) */
+
 /*
  * Scan the tag table for this tag, and call its parse function.
  * The tag table is built by the linker from all the __tagtable