Update pinctrl子系统与GPIO子系统.txt

Author: shiguanghu

pinctrl/pinctrl子系统与GPIO子系统.txt

@@ -148,22 +148,22 @@ pinctrl: pinctrl@ff770000 {
  #interrupt-cells = <2>; 
  };
  ......
- gpio0_i2c0 {
- i2c0_sda:i2c0-sda {
+ gpio0_i2c0 { //<-------------------function
+ i2c0_sda:i2c0-sda { //<-------------------group
  rockchip,pins = <I2C0PMU_SDA>;
  rockchip,pull = <VALUE_PULL_DISABLE>;
  rockchip,drive = <VALUE_DRV_DEFAULT>;
  //rockchip,tristate = <VALUE_TRI_DEFAULT>;
  };
 
- i2c0_scl:i2c0-scl {
+ i2c0_scl:i2c0-scl { //<-------------------group
  rockchip,pins = <I2C0PMU_SCL>;
  rockchip,pull = <VALUE_PULL_DISABLE>;
  rockchip,drive = <VALUE_DRV_DEFAULT>;
  //rockchip,tristate = <VALUE_TRI_DEFAULT>;
  };
 
- i2c0_gpio: i2c0-gpio {
+ i2c0_gpio: i2c0-gpio { //<-------------------group
  rockchip,pins = <FUNC_TO_GPIO(I2C0PMU_SDA)>, <FUNC_TO_GPIO(I2C0PMU_SCL)>;
  rockchip,drive = <VALUE_DRV_DEFAULT>;
  };