1*4882a593SmuzhiyunQualcomm PM8941 PMIC Power Key 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunPROPERTIES 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun- compatible: 6*4882a593Smuzhiyun Usage: required 7*4882a593Smuzhiyun Value type: <string> 8*4882a593Smuzhiyun Definition: must be one of: 9*4882a593Smuzhiyun "qcom,pm8941-pwrkey" 10*4882a593Smuzhiyun "qcom,pm8941-resin" 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun- reg: 13*4882a593Smuzhiyun Usage: required 14*4882a593Smuzhiyun Value type: <prop-encoded-array> 15*4882a593Smuzhiyun Definition: base address of registers for block 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun- interrupts: 18*4882a593Smuzhiyun Usage: required 19*4882a593Smuzhiyun Value type: <prop-encoded-array> 20*4882a593Smuzhiyun Definition: key change interrupt; The format of the specifier is 21*4882a593Smuzhiyun defined by the binding document describing the node's 22*4882a593Smuzhiyun interrupt parent. 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun- debounce: 25*4882a593Smuzhiyun Usage: optional 26*4882a593Smuzhiyun Value type: <u32> 27*4882a593Smuzhiyun Definition: time in microseconds that key must be pressed or released 28*4882a593Smuzhiyun for state change interrupt to trigger. 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun- bias-pull-up: 31*4882a593Smuzhiyun Usage: optional 32*4882a593Smuzhiyun Value type: <empty> 33*4882a593Smuzhiyun Definition: presence of this property indicates that the KPDPWR_N pin 34*4882a593Smuzhiyun should be configured for pull up. 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun- linux,code: 37*4882a593Smuzhiyun Usage: optional 38*4882a593Smuzhiyun Value type: <u32> 39*4882a593Smuzhiyun Definition: The input key-code associated with the power key. 40*4882a593Smuzhiyun Use the linux event codes defined in 41*4882a593Smuzhiyun include/dt-bindings/input/linux-event-codes.h 42*4882a593Smuzhiyun When property is omitted KEY_POWER is assumed. 43*4882a593Smuzhiyun 44*4882a593SmuzhiyunEXAMPLE 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun pwrkey@800 { 47*4882a593Smuzhiyun compatible = "qcom,pm8941-pwrkey"; 48*4882a593Smuzhiyun reg = <0x800>; 49*4882a593Smuzhiyun interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>; 50*4882a593Smuzhiyun debounce = <15625>; 51*4882a593Smuzhiyun bias-pull-up; 52*4882a593Smuzhiyun linux,code = <KEY_POWER>; 53*4882a593Smuzhiyun }; 54