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bindings: qcom-hv-haptics: add PBS device for triggering ISC config

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ISC (short circuit current) config for LRA impedance detection need to
be set by triggering a PBS sequence. Add the PBS device information for
this.

Change-Id: I475c76a96d609d3aa67dd89f8f4bc9ef856cf1d6
This commit is contained in:
Fenglin Wu 2020-08-17 13:12:47 +08:00
commit 16b7be13ac
1 changed files with 8 additions and 0 deletions
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8
bindings/input/qcom-hv-haptics.txt
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@ -112,6 +112,13 @@ Properties:
Definition: Phandle of the nvmem device used for haptics configuration.
Please refer to nvmem bindings as described in bindings/nvmem/nvmem.txt.
- qcom,pbs-client:
Usage: optional
Value type: <phandle>
Definition: Phandle of the PBS client used for triggering PBS to configure
haptics ISC (short circuit current) config during LRA impedance
detection.
The following properties are only required when LRA actuator is used:
- qcom,lra-period-us:
@ -262,6 +269,7 @@ Example:
nvmem-cells = <&hap_cl_brake>;
nvmem-names = "hap_cfg_sdam";
nvmem = <&pmk8350_sdam_46>;
qcom,pbs-client = <&pm8350b_pbs2>;
qcom,vmax-mv = <900>;
qcom,brake-mode = <BRAKE_CLOSE_LOOP>;
qcom,brake-pattern = /bits/ 8 <0xff 0x3f 0x1f>;