| # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) | |
| %YAML 1.2 | |
| --- | |
| $id: http://devicetree.org/schemas/input/iqs626a.yaml# | |
| $schema: http://devicetree.org/meta-schemas/core.yaml# | |
| title: Azoteq IQS626A Capacitive Touch Controller | |
| maintainers: | |
| - Jeff LaBundy <jeff@labundy.com> | |
| description: | | |
| The Azoteq IQS626A is a 14-channel capacitive touch controller that features | |
| additional Hall-effect and inductive sensing capabilities. | |
| Link to datasheet: https://www.azoteq.com/ | |
| allOf: | |
| - $ref: touchscreen/touchscreen.yaml# | |
| properties: | |
| compatible: | |
| const: azoteq,iqs626a | |
| reg: | |
| maxItems: 1 | |
| interrupts: | |
| maxItems: 1 | |
| "#address-cells": | |
| const: 1 | |
| "#size-cells": | |
| const: 0 | |
| azoteq,suspend-mode: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the power mode during suspend as follows: | |
| 0: Automatic (same as normal runtime, i.e. suspend/resume disabled) | |
| 1: Low power (all sensing at a reduced reporting rate) | |
| 2: Ultra-low power (ULP channel proximity sensing) | |
| 3: Halt (no sensing) | |
| azoteq,clk-div: | |
| type: boolean | |
| description: Divides the device's core clock by a factor of 4. | |
| azoteq,ulp-enable: | |
| type: boolean | |
| description: | |
| Permits the device to automatically enter ultra-low-power mode from low- | |
| power mode. | |
| azoteq,ulp-update: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3, 4, 5, 6, 7] | |
| default: 3 | |
| description: | | |
| Specifies the rate at which the trackpad, generic and Hall channels are | |
| updated during ultra-low-power mode as follows: | |
| 0: 8 | |
| 1: 13 | |
| 2: 28 | |
| 3: 54 | |
| 4: 89 | |
| 5: 135 | |
| 6: 190 | |
| 7: 256 | |
| azoteq,ati-band-disable: | |
| type: boolean | |
| description: Disables the ATI band check. | |
| azoteq,ati-lp-only: | |
| type: boolean | |
| description: Limits automatic ATI to low-power mode. | |
| azoteq,gpio3-select: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3, 4, 5, 6, 7] | |
| default: 1 | |
| description: | | |
| Selects the channel or group of channels for which the GPIO3 pin | |
| represents touch state as follows: | |
| 0: None | |
| 1: ULP channel | |
| 2: Trackpad | |
| 3: Trackpad | |
| 4: Generic channel 0 | |
| 5: Generic channel 1 | |
| 6: Generic channel 2 | |
| 7: Hall channel | |
| azoteq,reseed-select: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the event(s) that prompt the device to reseed (i.e. reset the | |
| long-term average) of an associated channel as follows: | |
| 0: None | |
| 1: Proximity | |
| 2: Proximity or touch | |
| 3: Proximity, touch or deep touch | |
| azoteq,thresh-extend: | |
| type: boolean | |
| description: Multiplies all touch and deep-touch thresholds by 4. | |
| azoteq,tracking-enable: | |
| type: boolean | |
| description: | |
| Enables all associated channels to track their respective reference | |
| channels. | |
| azoteq,reseed-offset: | |
| type: boolean | |
| description: | |
| Applies an 8-count offset to all long-term averages upon either ATI or | |
| reseed events. | |
| azoteq,rate-np-ms: | |
| minimum: 0 | |
| maximum: 255 | |
| default: 150 | |
| description: Specifies the report rate (in ms) during normal-power mode. | |
| azoteq,rate-lp-ms: | |
| minimum: 0 | |
| maximum: 255 | |
| default: 150 | |
| description: Specifies the report rate (in ms) during low-power mode. | |
| azoteq,rate-ulp-ms: | |
| multipleOf: 16 | |
| minimum: 0 | |
| maximum: 4080 | |
| default: 0 | |
| description: Specifies the report rate (in ms) during ultra-low-power mode. | |
| azoteq,timeout-pwr-ms: | |
| multipleOf: 512 | |
| minimum: 0 | |
| maximum: 130560 | |
| default: 2560 | |
| description: | |
| Specifies the length of time (in ms) to wait for an event before moving | |
| from normal-power mode to low-power mode, or (if 'azoteq,ulp-enable' is | |
| present) from low-power mode to ultra-low-power mode. | |
| azoteq,timeout-lta-ms: | |
| multipleOf: 512 | |
| minimum: 0 | |
| maximum: 130560 | |
| default: 40960 | |
| description: | |
| Specifies the length of time (in ms) to wait before resetting the long- | |
| term average of all channels. Specify the maximum timeout to disable it | |
| altogether. | |
| touchscreen-inverted-x: true | |
| touchscreen-inverted-y: true | |
| touchscreen-swapped-x-y: true | |
| patternProperties: | |
| "^ulp-0|generic-[0-2]|hall$": | |
| type: object | |
| description: | |
| Represents a single sensing channel. A channel is active if defined and | |
| inactive otherwise. | |
| properties: | |
| azoteq,ati-exclude: | |
| type: boolean | |
| description: | |
| Prevents the channel from participating in an ATI event that is | |
| manually triggered during initialization. | |
| azoteq,reseed-disable: | |
| type: boolean | |
| description: | |
| Prevents the channel from being reseeded if the long-term average | |
| timeout (defined in 'azoteq,timeout-lta') expires. | |
| azoteq,meas-cap-decrease: | |
| type: boolean | |
| description: | |
| Decreases the internal measurement capacitance from 60 pF to 15 pF. | |
| azoteq,rx-inactive: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2] | |
| default: 0 | |
| description: | | |
| Specifies how inactive CRX pins are to be terminated as follows: | |
| 0: VSS | |
| 1: Floating | |
| 2: VREG (generic channels only) | |
| azoteq,linearize: | |
| type: boolean | |
| description: | |
| Enables linearization of the channel's counts (generic and Hall | |
| channels) or inverts the polarity of the channel's proximity or | |
| touch states (ULP channel). | |
| azoteq,dual-direction: | |
| type: boolean | |
| description: | |
| Specifies that the channel's long-term average is to freeze in the | |
| presence of either increasing or decreasing counts, thereby permit- | |
| ting events to be reported in either direction. | |
| azoteq,filt-disable: | |
| type: boolean | |
| description: Disables raw count filtering for the channel. | |
| azoteq,ati-mode: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| description: | | |
| Specifies the channel's ATI mode as follows: | |
| 0: Disabled | |
| 1: Semi-partial | |
| 2: Partial | |
| 3: Full | |
| The default value is a function of the channel and the device's reset | |
| user interface (RUI); reference the datasheet for further information | |
| about the available RUI options. | |
| azoteq,ati-base: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [75, 100, 150, 200] | |
| description: | |
| Specifies the channel's ATI base. The default value is a function | |
| of the channel and the device's RUI. | |
| azoteq,ati-target: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| multipleOf: 32 | |
| minimum: 0 | |
| maximum: 2016 | |
| description: | |
| Specifies the channel's ATI target. The default value is a function | |
| of the channel and the device's RUI. | |
| azoteq,cct-increase: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 16 | |
| default: 0 | |
| description: | |
| Specifies the degree to which the channel's charge cycle time is to | |
| be increased, with 0 representing no increase. The maximum value is | |
| limited to 4 in the case of the ULP channel, and the property is un- | |
| available entirely in the case of the Hall channel. | |
| azoteq,proj-bias: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the bias current applied during projected-capacitance | |
| sensing as follows: | |
| 0: 2.5 uA | |
| 1: 5 uA | |
| 2: 10 uA | |
| 3: 20 uA | |
| This property is unavailable in the case of the Hall channel. | |
| azoteq,sense-freq: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| description: | | |
| Specifies the channel's sensing frequency as follows (parenthesized | |
| numbers represent the frequency if 'azoteq,clk-div' is present): | |
| 0: 4 MHz (1 MHz) | |
| 1: 2 MHz (500 kHz) | |
| 2: 1 MHz (250 kHz) | |
| 3: 500 kHz (125 kHz) | |
| This property is unavailable in the case of the Hall channel. The | |
| default value is a function of the channel and the device's RUI. | |
| azoteq,ati-band-tighten: | |
| type: boolean | |
| description: | |
| Tightens the ATI band from 1/8 to 1/16 of the desired target (ULP and | |
| generic channels only). | |
| azoteq,proj-enable: | |
| type: boolean | |
| description: Enables projected-capacitance sensing (ULP channel only). | |
| azoteq,filt-str-np-cnt: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the raw count filter strength during normal-power mode (ULP | |
| and generic channels only). | |
| azoteq,filt-str-lp-cnt: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the raw count filter strength during low-power mode (ULP and | |
| generic channels only). | |
| azoteq,filt-str-np-lta: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the long-term average filter strength during normal-power | |
| mode (ULP and generic channels only). | |
| azoteq,filt-str-lp-lta: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the long-term average filter strength during low-power mode | |
| (ULP and generic channels only). | |
| azoteq,rx-enable: | |
| $ref: /schemas/types.yaml#/definitions/uint32-array | |
| minItems: 1 | |
| maxItems: 8 | |
| items: | |
| minimum: 0 | |
| maximum: 7 | |
| description: | |
| Specifies the CRX pin(s) associated with the channel. | |
| This property is unavailable in the case of the Hall channel. The | |
| default value is a function of the channel and the device's RUI. | |
| azoteq,tx-enable: | |
| $ref: /schemas/types.yaml#/definitions/uint32-array | |
| minItems: 1 | |
| maxItems: 8 | |
| items: | |
| minimum: 0 | |
| maximum: 7 | |
| description: | |
| Specifies the TX pin(s) associated with the channel. | |
| This property is unavailable in the case of the Hall channel. The | |
| default value is a function of the channel and the device's RUI. | |
| azoteq,local-cap-size: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3, 4] | |
| default: 0 | |
| description: | | |
| Specifies the capacitance to be added to the channel as follows: | |
| 0: 0 pF | |
| 1: 0.5 pF | |
| 2: 1.0 pF | |
| 3: 1.5 pF | |
| 4: 2.0 pF | |
| This property is unavailable in the case of the ULP or Hall channels. | |
| azoteq,sense-mode: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 8, 9, 12, 14, 15] | |
| description: | | |
| Specifies the channel's sensing mode as follows: | |
| 0: Self capacitance | |
| 1: Projected capacitance | |
| 8: Self inductance | |
| 9: Mutual inductance | |
| 12: External | |
| 14: Hall effect | |
| 15: Temperature | |
| This property is unavailable in the case of the ULP or Hall channels. | |
| The default value is a function of the channel and the device's RUI. | |
| azoteq,tx-freq: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the inductive sensing excitation frequency as follows | |
| (parenthesized numbers represent the frequency if 'azoteq,clk-div' | |
| is present): | |
| 0: 16 MHz (4 MHz) | |
| 1: 8 MHz (2 MHz) | |
| 2: 4 MHz (1 MHz) | |
| 3: 2 MHz (500 kHz) | |
| This property is unavailable in the case of the ULP or Hall channels. | |
| azoteq,invert-enable: | |
| type: boolean | |
| description: | |
| Inverts the polarity of the states reported for proximity, touch and | |
| deep-touch events relative to their respective thresholds (generic | |
| channels only). | |
| azoteq,comp-disable: | |
| type: boolean | |
| description: | |
| Disables compensation for the channel (generic channels only). | |
| azoteq,static-enable: | |
| type: boolean | |
| description: | |
| Enables the static front-end for the channel (generic channels only). | |
| azoteq,assoc-select: | |
| $ref: /schemas/types.yaml#/definitions/string-array | |
| minItems: 1 | |
| maxItems: 6 | |
| items: | |
| enum: | |
| - ulp-0 | |
| - trackpad-3x2 | |
| - trackpad-3x3 | |
| - generic-0 | |
| - generic-1 | |
| - generic-2 | |
| - hall | |
| description: | |
| Specifies the associated channels for which the channel serves as a | |
| reference channel. By default, no channels are selected. This prop- | |
| erty is only available for the generic channels. | |
| azoteq,assoc-weight: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 255 | |
| default: 0 | |
| description: | |
| Specifies the channel's impact weight if it acts as an associated | |
| channel (0 = 0% impact, 255 = 200% impact). This property is only | |
| available for the generic channels. | |
| patternProperties: | |
| "^event-(prox|touch|deep)(-alt)?$": | |
| type: object | |
| $ref: input.yaml# | |
| description: | |
| Represents a proximity, touch or deep-touch event reported by the | |
| channel in response to a decrease in counts. Node names suffixed with | |
| '-alt' instead correspond to an increase in counts. | |
| By default, the long-term average tracks an increase in counts such | |
| that only events corresponding to a decrease in counts are reported | |
| (refer to the datasheet for more information). | |
| Specify 'azoteq,dual-direction' to freeze the long-term average when | |
| the counts increase or decrease such that events of either direction | |
| can be reported. Alternatively, specify 'azoteq,invert-enable' to in- | |
| vert the polarity of the states reported by the channel. | |
| Complementary events (e.g. event-touch and event-touch-alt) can both | |
| be present and specify different key or switch codes, but not differ- | |
| ent thresholds or hysteresis (if applicable). | |
| Proximity events are unavailable in the case of the Hall channel, and | |
| deep-touch events are only available for the generic channels. Unless | |
| otherwise specified, default values are a function of the channel and | |
| the device's RUI. | |
| properties: | |
| azoteq,thresh: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 255 | |
| description: Specifies the threshold for the event. | |
| azoteq,hyst: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 15 | |
| description: | |
| Specifies the hysteresis for the event (touch and deep-touch | |
| events only). | |
| linux,code: true | |
| linux,input-type: | |
| enum: [1, 5] | |
| description: | |
| Specifies whether the event is to be interpreted as a key (1) or | |
| a switch (5). By default, Hall-channel events are interpreted as | |
| switches and all others are interpreted as keys. | |
| additionalProperties: false | |
| dependencies: | |
| azoteq,assoc-weight: ["azoteq,assoc-select"] | |
| additionalProperties: false | |
| "^trackpad-3x[2-3]$": | |
| type: object | |
| $ref: input.yaml# | |
| description: | |
| Represents all channels associated with the trackpad. The channels are | |
| collectively active if the trackpad is defined and inactive otherwise. | |
| properties: | |
| azoteq,ati-exclude: | |
| type: boolean | |
| description: | |
| Prevents the trackpad channels from participating in an ATI event | |
| that is manually triggered during initialization. | |
| azoteq,reseed-disable: | |
| type: boolean | |
| description: | |
| Prevents the trackpad channels from being reseeded if the long-term | |
| average timeout (defined in 'azoteq,timeout-lta') expires. | |
| azoteq,meas-cap-decrease: | |
| type: boolean | |
| description: | |
| Decreases the internal measurement capacitance from 60 pF to 15 pF. | |
| azoteq,rx-inactive: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1] | |
| default: 0 | |
| description: | | |
| Specifies how inactive CRX pins are to be terminated as follows: | |
| 0: VSS | |
| 1: Floating | |
| azoteq,linearize: | |
| type: boolean | |
| description: Inverts the polarity of the trackpad's touch state. | |
| azoteq,dual-direction: | |
| type: boolean | |
| description: | |
| Specifies that the trackpad's long-term averages are to freeze in | |
| the presence of either increasing or decreasing counts, thereby | |
| permitting events to be reported in either direction. | |
| azoteq,filt-disable: | |
| type: boolean | |
| description: Disables raw count filtering for the trackpad channels. | |
| azoteq,ati-mode: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the trackpad's ATI mode as follows: | |
| 0: Disabled | |
| 1: Semi-partial | |
| 2: Partial | |
| 3: Full | |
| azoteq,ati-target: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| multipleOf: 32 | |
| minimum: 0 | |
| maximum: 2016 | |
| default: 0 | |
| description: Specifies the trackpad's ATI target. | |
| azoteq,cct-increase: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 4 | |
| default: 0 | |
| description: | |
| Specifies the degree to which the trackpad's charge cycle time is to | |
| be increased, with 0 representing no increase. | |
| azoteq,proj-bias: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the bias current applied during projected-capacitance | |
| sensing as follows: | |
| 0: 2.5 uA | |
| 1: 5 uA | |
| 2: 10 uA | |
| 3: 20 uA | |
| azoteq,sense-freq: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | | |
| Specifies the trackpad's sensing frequency as follows (parenthesized | |
| numbers represent the frequency if 'azoteq,clk-div' is present): | |
| 0: 4 MHz (1 MHz) | |
| 1: 2 MHz (500 kHz) | |
| 2: 1 MHz (250 kHz) | |
| 3: 500 kHz (125 kHz) | |
| azoteq,ati-band-tighten: | |
| type: boolean | |
| description: | |
| Tightens the ATI band from 1/8 to 1/16 of the desired target. | |
| azoteq,hyst: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 15 | |
| default: 0 | |
| description: Specifies the trackpad's touch hysteresis. | |
| azoteq,lta-update: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3, 4, 5, 6, 7] | |
| default: 0 | |
| description: | | |
| Specifies the update rate of the trackpad's long-term average during | |
| ultra-low-power mode as follows: | |
| 0: 2 | |
| 1: 4 | |
| 2: 8 | |
| 3: 16 | |
| 4: 32 | |
| 5: 64 | |
| 6: 128 | |
| 7: 255 | |
| azoteq,filt-str-trackpad: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: Specifies the trackpad coordinate filter strength. | |
| azoteq,filt-str-np-cnt: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the raw count filter strength during normal-power mode. | |
| azoteq,filt-str-lp-cnt: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| enum: [0, 1, 2, 3] | |
| default: 0 | |
| description: | |
| Specifies the raw count filter strength during low-power mode. | |
| linux,keycodes: | |
| minItems: 1 | |
| maxItems: 6 | |
| description: | | |
| Specifies the numeric keycodes associated with each available gesture | |
| in the following order (enter 0 for unused gestures): | |
| 0: Positive flick or swipe in X direction | |
| 1: Negative flick or swipe in X direction | |
| 2: Positive flick or swipe in Y direction | |
| 3: Negative flick or swipe in Y direction | |
| 4: Tap | |
| 5: Hold | |
| azoteq,gesture-swipe: | |
| type: boolean | |
| description: | |
| Directs the device to interpret axial gestures as a swipe (finger | |
| remains on trackpad) instead of a flick (finger leaves trackpad). | |
| azoteq,timeout-tap-ms: | |
| multipleOf: 16 | |
| minimum: 0 | |
| maximum: 4080 | |
| default: 0 | |
| description: | |
| Specifies the length of time (in ms) within which a trackpad touch | |
| must be released in order to be interpreted as a tap. | |
| azoteq,timeout-swipe-ms: | |
| multipleOf: 16 | |
| minimum: 0 | |
| maximum: 4080 | |
| default: 0 | |
| description: | |
| Specifies the length of time (in ms) within which an axial gesture | |
| must be completed in order to be interpreted as a flick or swipe. | |
| azoteq,thresh-swipe: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 255 | |
| default: 0 | |
| description: | |
| Specifies the number of points across which an axial gesture must | |
| travel in order to be interpreted as a flick or swipe. | |
| patternProperties: | |
| "^channel-[0-8]$": | |
| type: object | |
| description: Represents a single trackpad channel. | |
| properties: | |
| azoteq,thresh: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 0 | |
| maximum: 255 | |
| default: 0 | |
| description: Specifies the threshold for the channel. | |
| azoteq,ati-base: | |
| $ref: /schemas/types.yaml#/definitions/uint32 | |
| minimum: 45 | |
| maximum: 300 | |
| default: 45 | |
| description: Specifies the channel's ATI base. | |
| additionalProperties: false | |
| dependencies: | |
| azoteq,gesture-swipe: ["linux,keycodes"] | |
| azoteq,timeout-tap-ms: ["linux,keycodes"] | |
| azoteq,timeout-swipe-ms: ["linux,keycodes"] | |
| azoteq,thresh-swipe: ["linux,keycodes"] | |
| additionalProperties: false | |
| required: | |
| - compatible | |
| - reg | |
| - interrupts | |
| - "#address-cells" | |
| - "#size-cells" | |
| additionalProperties: false | |
| examples: | |
| - | | |
| #include <dt-bindings/input/input.h> | |
| #include <dt-bindings/interrupt-controller/irq.h> | |
| i2c { | |
| #address-cells = <1>; | |
| #size-cells = <0>; | |
| touch@44 { | |
| #address-cells = <1>; | |
| #size-cells = <0>; | |
| compatible = "azoteq,iqs626a"; | |
| reg = <0x44>; | |
| interrupt-parent = <&gpio>; | |
| interrupts = <17 IRQ_TYPE_LEVEL_LOW>; | |
| azoteq,rate-np-ms = <16>; | |
| azoteq,rate-lp-ms = <160>; | |
| azoteq,timeout-pwr-ms = <2560>; | |
| azoteq,timeout-lta-ms = <32768>; | |
| ulp-0 { | |
| azoteq,meas-cap-decrease; | |
| azoteq,ati-base = <75>; | |
| azoteq,ati-target = <1024>; | |
| azoteq,rx-enable = <2>, <3>, <4>, | |
| <5>, <6>, <7>; | |
| event-prox { | |
| linux,code = <KEY_POWER>; | |
| }; | |
| }; | |
| trackpad-3x3 { | |
| azoteq,filt-str-np-cnt = <1>; | |
| azoteq,filt-str-lp-cnt = <1>; | |
| azoteq,hyst = <4>; | |
| azoteq,ati-mode = <3>; | |
| azoteq,ati-target = <512>; | |
| azoteq,proj-bias = <1>; | |
| azoteq,sense-freq = <2>; | |
| linux,keycodes = <KEY_VOLUMEUP>, | |
| <KEY_VOLUMEDOWN>, | |
| <KEY_NEXTSONG>, | |
| <KEY_PREVIOUSSONG>, | |
| <KEY_PLAYPAUSE>, | |
| <KEY_STOPCD>; | |
| azoteq,gesture-swipe; | |
| azoteq,timeout-swipe-ms = <800>; | |
| azoteq,timeout-tap-ms = <400>; | |
| azoteq,thresh-swipe = <40>; | |
| channel-0 { | |
| azoteq,thresh = <35>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-1 { | |
| azoteq,thresh = <40>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-2 { | |
| azoteq,thresh = <40>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-3 { | |
| azoteq,thresh = <38>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-4 { | |
| azoteq,thresh = <33>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-5 { | |
| azoteq,thresh = <38>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-6 { | |
| azoteq,thresh = <35>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-7 { | |
| azoteq,thresh = <35>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| channel-8 { | |
| azoteq,thresh = <35>; | |
| azoteq,ati-base = <195>; | |
| }; | |
| }; | |
| /* | |
| * Preserve the default register settings for | |
| * the temperature-tracking channel leveraged | |
| * by reset user interface (RUI) 1. | |
| * | |
| * Scalar properties (e.g. ATI mode) are left | |
| * untouched by simply omitting them; boolean | |
| * properties must be specified explicitly as | |
| * needed. | |
| */ | |
| generic-2 { | |
| azoteq,reseed-disable; | |
| azoteq,meas-cap-decrease; | |
| azoteq,dual-direction; | |
| azoteq,comp-disable; | |
| azoteq,static-enable; | |
| }; | |
| hall { | |
| azoteq,reseed-disable; | |
| azoteq,meas-cap-decrease; | |
| event-touch { | |
| linux,code = <SW_LID>; | |
| }; | |
| }; | |
| }; | |
| }; | |
| ... |