diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
index 7241929a735ac1a6895ccaa617325d19c54c6476..bed6799b7bd7f2770dc38d0e58521ff70259ee21 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb-4xx.c
@@ -153,8 +153,8 @@ static inline void rb433_add_device_spi(void) {}
 
 static void __init rb4xx_generic_setup(void)
 {
-	ar71xx_gpio_function_enable(GPIO_FUNC_SPI_CS1_EN |
-				    GPIO_FUNC_SPI_CS2_EN);
+	ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
+				    AR71XX_GPIO_FUNC_SPI_CS2_EN);
 
 	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
 					rb4xx_leds_gpio);
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
index 51afcecb52ce879edec37eaa70e3a328ee1210da..04ea33f916301c57a7f4d3178f5944124cac243e 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
@@ -214,15 +214,27 @@ static inline u32 ar71xx_usb_ctrl_rr(unsigned reg)
 #define GPIO_REG_INT_ENABLE	0x24
 #define GPIO_REG_FUNC		0x28
 
-#define GPIO_FUNC_STEREO_EN	BIT(17)
-#define GPIO_FUNC_SLIC_EN	BIT(16)
-#define GPIO_FUNC_SPI_CS2_EN	BIT(13)
-#define GPIO_FUNC_SPI_CS1_EN	BIT(12)
-#define GPIO_FUNC_UART_EN	BIT(8)
-#define GPIO_FUNC_USB_OC_EN	BIT(4)
-#define GPIO_FUNC_USB_CLK_EN	BIT(0)
+#define AR71XX_GPIO_FUNC_STEREO_EN	BIT(17)
+#define AR71XX_GPIO_FUNC_SLIC_EN	BIT(16)
+#define AR71XX_GPIO_FUNC_SPI_CS2_EN	BIT(13)
+#define AR71XX_GPIO_FUNC_SPI_CS1_EN	BIT(12)
+#define AR71XX_GPIO_FUNC_UART_EN	BIT(8)
+#define AR71XX_GPIO_FUNC_USB_OC_EN	BIT(4)
+#define AR71XX_GPIO_FUNC_USB_CLK_EN	BIT(0)
 
 #define AR71XX_GPIO_COUNT	16
+
+#define AR91XX_GPIO_FUNC_WMAC_LED_EN	BIT(22)
+#define AR91XX_GPIO_FUNC_EXP_PORT_CS_EN	BIT(21)
+#define AR91XX_GPIO_FUNC_I2S_REFCLKEN	BIT(20)
+#define AR91XX_GPIO_FUNC_I2S_MCKEN	BIT(19)
+#define AR91XX_GPIO_FUNC_I2S1_EN	BIT(18)
+#define AR91XX_GPIO_FUNC_I2S0_EN	BIT(17)
+#define AR91XX_GPIO_FUNC_SLIC_EN	BIT(16)
+#define AR91XX_GPIO_FUNC_UART_RTSCTS_EN	BIT(9)
+#define AR91XX_GPIO_FUNC_UART_EN	BIT(8)
+#define AR91XX_GPIO_FUNC_USB_CLK_EN	BIT(4)
+
 #define AR91XX_GPIO_COUNT	22
 
 extern void __iomem *ar71xx_gpio_base;