diff --git a/arch/mips/include/asm/mach-rc32434/gpio.h b/arch/mips/include/asm/mach-rc32434/gpio.h
index ca92c81f40670c0df4713e8d34d6a9ecc4c4cebc..3cb50d17b62d8062fbbabab24046673c6e183409 100644
--- a/arch/mips/include/asm/mach-rc32434/gpio.h
+++ b/arch/mips/include/asm/mach-rc32434/gpio.h
@@ -82,5 +82,6 @@ struct rb532_gpio_reg {
 
 extern void rb532_gpio_set_ilevel(int bit, unsigned gpio);
 extern void rb532_gpio_set_istat(int bit, unsigned gpio);
+extern void rb532_gpio_set_func(unsigned gpio);
 
 #endif /* _RC32434_GPIO_H_ */
diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c
index f338681598260bb53ff6b41d976bc332650c948b..37de05d595e725ebdc59513181d3f43709ce1cb4 100644
--- a/arch/mips/rb532/gpio.c
+++ b/arch/mips/rb532/gpio.c
@@ -174,10 +174,11 @@ EXPORT_SYMBOL(rb532_gpio_set_istat);
 /*
  * Configure GPIO alternate function
  */
-static void rb532_gpio_set_func(int bit, unsigned gpio)
+void rb532_gpio_set_func(unsigned gpio)
 {
-       rb532_set_bit(bit, gpio, rb532_gpio_chip->regbase + GPIOFUNC);
+       rb532_set_bit(1, gpio, rb532_gpio_chip->regbase + GPIOFUNC);
 }
+EXPORT_SYMBOL(rb532_gpio_set_func);
 
 int __init rb532_gpio_init(void)
 {