diff --git a/arch/arm/include/asm/arch-mx31/clock.h b/arch/arm/include/asm/arch-mx31/clock.h
index 8dc6e82bc6787a221b27396aaf90a3cab74dd7c9..1ff917ed242d1f9d6d6e82c652e6746b6c7d41f1 100644
--- a/arch/arm/include/asm/arch-mx31/clock.h
+++ b/arch/arm/include/asm/arch-mx31/clock.h
@@ -31,5 +31,6 @@ extern void mx31_set_pad(enum iomux_pins pin, u32 config);
 
 void mx31_uart1_hw_init(void);
 void mx31_spi2_hw_init(void);
+void mxc_hw_watchdog_enable(void);
 
 #endif /* __ASM_ARCH_CLOCK_H */