1 Qualcomm PM8941 PMIC Power Key
2
3 PROPERTIES
4
5 - compatible:
6 Usage: required
7 Value type: <string>
8 Definition: must be one of:
9 "qcom,pm8941-pwrkey"
10 "qcom,pm8941-resin"
11 "qcom,pmk8350-pwrkey"
12 "qcom,pmk8350-resin"
13
14 - reg:
15 Usage: required
16 Value type: <prop-encoded-array>
17 Definition: base address of registers for block
18
19 - interrupts:
20 Usage: required
21 Value type: <prop-encoded-array>
22 Definition: key change interrupt; The format of the specifier is
23 defined by the binding document describing the node's
24 interrupt parent.
25
26 - debounce:
27 Usage: optional
28 Value type: <u32>
29 Definition: time in microseconds that key must be pressed or released
30 for state change interrupt to trigger.
31
32 - bias-pull-up:
33 Usage: optional
34 Value type: <empty>
35 Definition: presence of this property indicates that the KPDPWR_N pin
36 should be configured for pull up.
37
38 - linux,code:
39 Usage: optional
40 Value type: <u32>
41 Definition: The input key-code associated with the power key.
42 Use the linux event codes defined in
43 include/dt-bindings/input/linux-event-codes.h
44 When property is omitted KEY_POWER is assumed.
45
46 EXAMPLE
47
48 pwrkey@800 {
49 compatible = "qcom,pm8941-pwrkey";
50 reg = <0x800>;
51 interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
52 debounce = <15625>;
53 bias-pull-up;
54 linux,code = <KEY_POWER>;
55 };
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