41 lines
1.2 KiB
Plaintext
41 lines
1.2 KiB
Plaintext
QPNP Vibrator
|
|
|
|
QPNP (Qualcomm technologies Inc Plug N Play) vibrator is a peripheral on
|
|
Qualcomm technologies Inc PMICs. The PMIC is connected to Host processor
|
|
via SPMI bus.
|
|
|
|
Required Properties:
|
|
- status: default status is set to "disabled. Must be "okay"
|
|
- compatible: must be "qcom,qpnp-vibrator"
|
|
- label: name which describes the device
|
|
- reg: address of device
|
|
|
|
Optional Properties:
|
|
- qcom,vib-timeout-ms: timeout of vibrator, in ms. Default 15000 ms
|
|
- qcom,vib-vtg-level-mV: voltage level, in mV. Default 3100 mV
|
|
- qcom,mode: mode in which vibrator is operating. It can be one of
|
|
"manual", "dtest1", "dtest2" and "dtest3"
|
|
- qcom,active-low: boolean to specify if the dtestx is operated
|
|
in active low or high
|
|
|
|
Required Properties for "dtestx" mode:
|
|
- qcom,pwm-channel: pwm channel number
|
|
- qcom,period-us: period for pwm in micro secs
|
|
- qcom,duty-us: duty cycle for pwm in micro secs
|
|
|
|
|
|
Example:
|
|
qcom,vib@c000 {
|
|
status = "okay";
|
|
compatible = "qcom,qpnp-vibrator";
|
|
reg = <0xc000 0x100>;
|
|
label = "vibrator";
|
|
qcom,vib-timeout-ms = <15000>;
|
|
qcom,vib-vtg-level-mV = <3100>;
|
|
qcom,mode = "dtest3";
|
|
qcom,pwm-channel = <5>;
|
|
qcom,period-us = <1000>;
|
|
qcom,duty-us = <750>;
|
|
qcom,active-low;
|
|
};
|