+- pinctrl-names : The pin control state names;
+- pinctrl-0 : The "init" pinctrl state, it will be set before device probe.
+- pinctrl-1 : The "default" pinctrl state, it will be set after reset the
+ TSADC controller.
+- pinctrl-2 : The "sleep" pinctrl state, it will be in for suspend.