From 348b074d3a97b2e77d5adcd4de4c85599e3e153a Mon Sep 17 00:00:00 2001 From: Fenglin Wu Date: Mon, 30 Mar 2020 20:12:56 +0800 Subject: [PATCH] bindings: input: qcom-hv-haptics: add nvmem to store CL brake settings Add properties to specify nvmem for haptics which can be used for storing closed-loop brake calibration settings. Change-Id: I59c84a3a0e93229d809f4933bbbcce19249687e9 --- bindings/input/qcom-hv-haptics.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/bindings/input/qcom-hv-haptics.txt b/bindings/input/qcom-hv-haptics.txt index 4938d2e9..bae0beb3 100644 --- a/bindings/input/qcom-hv-haptics.txt +++ b/bindings/input/qcom-hv-haptics.txt @@ -85,6 +85,20 @@ Properties: 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: @@ -231,6 +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>;