--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/i8259.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/include/asm/i8259.h	2021-02-04 17:41:59.000000000 +0000
@@ -41,6 +41,7 @@
 extern void make_8259A_irq(unsigned int irq);
 
 extern void init_i8259_irqs(void);
+extern int i8259_of_init(struct device_node *node, struct device_node *parent);
 
 /*
  * Do the traditional i8259 interrupt polling thing.  This is for the few