0001 Qualcomm PM8xxx PMIC Power Key
0002
0003 PROPERTIES
0004
0005 - compatible:
0006 Usage: required
0007 Value type: <string>
0008 Definition: must be one of:
0009 "qcom,pm8058-pwrkey"
0010 "qcom,pm8921-pwrkey"
0011
0012 - reg:
0013 Usage: required
0014 Value type: <prop-encoded-array>
0015 Definition: address of power key control register
0016
0017 - interrupts:
0018 Usage: required
0019 Value type: <prop-encoded-array>
0020 Definition: the first interrupt specifies the key release interrupt
0021 and the second interrupt specifies the key press interrupt.
0022 The format of the specifier is defined by the binding
0023 document describing the node's interrupt parent.
0024
0025 - debounce:
0026 Usage: optional
0027 Value type: <u32>
0028 Definition: time in microseconds that key must be pressed or release
0029 for state change interrupt to trigger.
0030
0031 - pull-up:
0032 Usage: optional
0033 Value type: <empty>
0034 Definition: presence of this property indicates that the KPDPWR_N pin
0035 should be configured for pull up.
0036
0037 EXAMPLE
0038
0039 pwrkey@1c {
0040 compatible = "qcom,pm8921-pwrkey";
0041 reg = <0x1c>;
0042 interrupt-parent = <&pmicintc>;
0043 interrupts = <50 1>, <51 1>;
0044 debounce = <15625>;
0045 pull-up;
0046 };
