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| 1 | +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | +%YAML 1.2 |
| 3 | +--- |
| 4 | +$id: http://devicetree.org/schemas/input/ti,drv260x.yaml# |
| 5 | +$schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | + |
| 7 | +title: Texas Instruments - drv260x Haptics driver family |
| 8 | + |
| 9 | +maintainers: |
| 10 | + - Andrew Davis <[email protected]> |
| 11 | + |
| 12 | +properties: |
| 13 | + compatible: |
| 14 | + enum: |
| 15 | + - ti,drv2604 |
| 16 | + - ti,drv2605 |
| 17 | + - ti,drv2605l |
| 18 | + |
| 19 | + reg: |
| 20 | + maxItems: 1 |
| 21 | + |
| 22 | + vbat-supply: |
| 23 | + description: Power supply to the haptic motor |
| 24 | + |
| 25 | + # TODO: Deprecate 'mode' in favor of differently named property |
| 26 | + mode: |
| 27 | + $ref: /schemas/types.yaml#/definitions/uint32 |
| 28 | + description: | |
| 29 | + Power up mode of the chip |
| 30 | + (defined in include/dt-bindings/input/ti-drv260x.h) |
| 31 | +
|
| 32 | + DRV260X_LRA_MODE |
| 33 | + Linear Resonance Actuator mode (Piezoelectric) |
| 34 | +
|
| 35 | + DRV260X_LRA_NO_CAL_MODE |
| 36 | + This is a LRA Mode but there is no calibration sequence during init. |
| 37 | + And the device is configured for real time playback mode (RTP mode). |
| 38 | +
|
| 39 | + DRV260X_ERM_MODE |
| 40 | + Eccentric Rotating Mass mode (Rotary vibrator) |
| 41 | + enum: [ 0, 1, 2 ] |
| 42 | + |
| 43 | + library-sel: |
| 44 | + $ref: /schemas/types.yaml#/definitions/uint32 |
| 45 | + description: | |
| 46 | + These are ROM based waveforms pre-programmed into the IC. |
| 47 | + This should be set to set the library to use at power up. |
| 48 | + (defined in include/dt-bindings/input/ti-drv260x.h) |
| 49 | +
|
| 50 | + DRV260X_LIB_EMPTY - Do not use a pre-programmed library |
| 51 | + DRV260X_ERM_LIB_A - Pre-programmed Library |
| 52 | + DRV260X_ERM_LIB_B - Pre-programmed Library |
| 53 | + DRV260X_ERM_LIB_C - Pre-programmed Library |
| 54 | + DRV260X_ERM_LIB_D - Pre-programmed Library |
| 55 | + DRV260X_ERM_LIB_E - Pre-programmed Library |
| 56 | + DRV260X_ERM_LIB_F - Pre-programmed Library |
| 57 | + DRV260X_LIB_LRA - Pre-programmed LRA Library |
| 58 | + enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ] |
| 59 | + |
| 60 | + enable-gpio: |
| 61 | + maxItems: 1 |
| 62 | + deprecated: true |
| 63 | + |
| 64 | + enable-gpios: |
| 65 | + maxItems: 1 |
| 66 | + |
| 67 | + vib-rated-mv: |
| 68 | + $ref: /schemas/types.yaml#/definitions/uint32 |
| 69 | + description: | |
| 70 | + The rated voltage of the actuator in millivolts. |
| 71 | + If this is not set then the value will be defaulted to 3200 mV. |
| 72 | + default: 3200 |
| 73 | + |
| 74 | + vib-overdrive-mv: |
| 75 | + $ref: /schemas/types.yaml#/definitions/uint32 |
| 76 | + description: | |
| 77 | + The overdrive voltage of the actuator in millivolts. |
| 78 | + If this is not set then the value will be defaulted to 3200 mV. |
| 79 | + default: 3200 |
| 80 | + |
| 81 | +required: |
| 82 | + - compatible |
| 83 | + - reg |
| 84 | + - enable-gpios |
| 85 | + - mode |
| 86 | + - library-sel |
| 87 | + |
| 88 | +additionalProperties: false |
| 89 | + |
| 90 | +examples: |
| 91 | + - | |
| 92 | + #include <dt-bindings/gpio/gpio.h> |
| 93 | + #include <dt-bindings/input/ti-drv260x.h> |
| 94 | +
|
| 95 | + i2c { |
| 96 | + #address-cells = <1>; |
| 97 | + #size-cells = <0>; |
| 98 | +
|
| 99 | + haptics@5a { |
| 100 | + compatible = "ti,drv2605l"; |
| 101 | + reg = <0x5a>; |
| 102 | + vbat-supply = <&vbat>; |
| 103 | + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; |
| 104 | + mode = <DRV260X_LRA_MODE>; |
| 105 | + library-sel = <DRV260X_LIB_LRA>; |
| 106 | + vib-rated-mv = <3200>; |
| 107 | + vib-overdrive-mv = <3200>; |
| 108 | + }; |
| 109 | + }; |
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