diff --git a/bindings/input/qcom-hv-haptics.txt b/bindings/input/qcom-hv-haptics.txt index 8673638cfad5..bae0beb3f911 100644 --- a/bindings/input/qcom-hv-haptics.txt +++ b/bindings/input/qcom-hv-haptics.txt @@ -70,12 +70,35 @@ Properties: or if it's defined as an array with all zeros, then manual brake is disabled. +- qcom,fifo-empty-threshold: + Usage: optional + Value type: + Definition: Specifies the FIFO empty threshold. The "fifo-empty" IRQ will be + triggered when the number of the samples in the FIFO is less + than the threshold. For PM8350B v1, allowed value is 1 - 103 + and the default value is 48. For PM8350B v2, allowed value is + 1 - 639 and the default value is 280. + - qcom,use-erm: Usage: optional Value type: Definition: Specifies if the hardware is driving an ERM actuator. If it's not defined, then LRA actuator is used. +- nvmem-cell-names: + Usage: optional + Value type: + Definition: The nvmem cell name of the SDAM module where the closed-loop + brake calibration settings can be stored. It must be + "hap_cl_brake". + +- nvmem-cells: + Usage: optional + Value type: + Definition: Phandle of the nvmem cell to store the closed-loop brake + calibration settings. Please refer to nvmem bindings as + described in bindings/nvmem/nvmem.txt. + The following properties are only required when LRA actuator is used: - qcom,lra-period-us: @@ -222,6 +245,8 @@ Example: reg = <0xf000>, <0xf100>; interrupts = <0x3 0xf0 0x1 IRQ_TYPE_EDGE_BOTH>; interrupt-names = "fifo-empty"; + nvmem-cell-names = "hap_cl_brake"; + nvmem-cells = <&hap_cl_brake>; qcom,vmax-mv = <900>; qcom,brake-mode = ; qcom,brake-pattern = /bits/ 8 <0xff 0x3f 0x1f>;