Vibra driver for the twl6040 familyThe vibra driver is a child of the twl6040 MFD dirver.Documentation/devicetree/bindings/mfd/twl6040.txtRequired properties:- compatible : Must be "ti,twl6040-vibra";- interrupts: 4, Vibra overcurrent interrupt- vddvibl-supply: Regulator supplying the left vibra motor- vddvibr-supply: Regulator supplying the right vibra motor- vibldrv_res: Board specific left driver resistance- vibrdrv_res: Board specific right driver resistance- viblmotor_res: Board specific left motor resistance- vibrmotor_res: Board specific right motor resistanceOptional properties:- vddvibl_uV: If the vddvibl default voltage need to be changed- vddvibr_uV: If the vddvibr default voltage need to be changedExample:/* * 8-channel high quality low-power audio codec * http://www.ti.com/lit/ds/symlink/twl6040.pdf */twl6040: twl6040@4b { ... twl6040_vibra: twl6040@1 { compatible = "ti,twl6040-vibra"; interrupts = <4>; vddvibl-supply = <&vbat>; vddvibr-supply = <&vbat>; vibldrv_res = <8>; vibrdrv_res = <3>; viblmotor_res = <10>; vibrmotor_res = <10>; };};