diff --git a/u-boot/arch/arm/include/asm/arch-rk32xx/gpio.h b/u-boot/arch/arm/include/asm/arch-rk32xx/gpio.h
index c82425e088..c3ab0159ac 100755
--- a/u-boot/arch/arm/include/asm/arch-rk32xx/gpio.h
+++ b/u-boot/arch/arm/include/asm/arch-rk32xx/gpio.h
@@ -46,7 +46,7 @@ struct rk_gpio_bank {
  * rk gpio api define the gpio format as:
  * using 32 bit for rk gpio value,
  * the high 24bit of gpio is bank id, the low 8bit of gpio is pin number
- * eg: gpio = 0x00010008, it mean gpio1_b0, 0x00010000 is bank id of GPIO_BANK1, 0x00000008 is GPIO_B0
+ * eg: gpio = 0x00000108, it mean gpio1_b0, 0x00000100 is bank id of GPIO_BANK1, 0x00000008 is GPIO_B0
  */
 
 /* bank and pin bit mask */
diff --git a/u-boot/arch/arm/include/asm/arch-rk33xx/gpio.h b/u-boot/arch/arm/include/asm/arch-rk33xx/gpio.h
index 651c35470f..8991bdda79 100755
--- a/u-boot/arch/arm/include/asm/arch-rk33xx/gpio.h
+++ b/u-boot/arch/arm/include/asm/arch-rk33xx/gpio.h
@@ -46,7 +46,7 @@ struct rk_gpio_bank {
  * rk gpio api define the gpio format as:
  * using 32 bit for rk gpio value,
  * the high 24bit of gpio is bank id, the low 8bit of gpio is pin number
- * eg: gpio = 0x00010008, it mean gpio1_b0, 0x00010000 is bank id of GPIO_BANK1, 0x00000008 is GPIO_B0
+ * eg: gpio = 0x00000108, it mean gpio1_b0, 0x00000100 is bank id of GPIO_BANK1, 0x00000008 is GPIO_B0
  */
 
 /* bank and pin bit mask */