Lines Matching +full:sense +full:- +full:freq
1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
13 The Azoteq IQS269A is an 8-channel capacitive touch controller that features
14 additional Hall-effect and inductive sensing capabilities.
28 "#address-cells":
31 "#size-cells":
34 azoteq,hall-enable:
37 Enables Hall-effect sensing on channels 6 and 7. In this case, keycodes
39 interpreted as switch codes. Refer to the datasheet for requirements im-
40 posed on channels 6 and 7 by Hall-effect sensing.
42 azoteq,suspend-mode:
50 2: Ultra-low power (channel 0 proximity sensing)
53 azoteq,clk-div:
57 azoteq,ulp-update:
62 description: Specifies the ultra-low-power mode update rate.
64 azoteq,reseed-offset:
67 Applies an 8-count offset to all long-term averages upon either ATI or
70 azoteq,filt-str-lp-lta:
75 Specifies the long-term average filter strength during low-power mode.
77 azoteq,filt-str-lp-cnt:
82 Specifies the raw count filter strength during low-power mode.
84 azoteq,filt-str-np-lta:
89 Specifies the long-term average filter strength during normal-power mode.
91 azoteq,filt-str-np-cnt:
96 Specifies the raw count filter strength during normal-power mode.
98 azoteq,rate-np-ms:
102 description: Specifies the report rate (in ms) during normal-power mode.
104 azoteq,rate-lp-ms:
108 description: Specifies the report rate (in ms) during low-power mode.
110 azoteq,rate-ulp-ms:
115 description: Specifies the report rate (in ms) during ultra-low-power mode.
117 azoteq,timeout-pwr-ms:
123 Specifies the length of time (in ms) to wait for an event during normal-
124 power mode before transitioning to low-power mode.
126 azoteq,timeout-lta-ms:
132 Specifies the length of time (in ms) to wait before resetting the long-
136 azoteq,ati-band-disable:
140 azoteq,ati-lp-only:
142 description: Limits automatic ATI to low-power mode.
144 azoteq,ati-band-tighten:
148 azoteq,filt-disable:
152 azoteq,gpio3-select:
160 azoteq,dual-direction:
163 Specifies that long-term averages are to freeze in the presence of either
167 azoteq,tx-freq:
172 Specifies the inductive sensing excitation frequency as follows (paren-
173 thesized numbers represent the frequency if 'azoteq,clk-div' is present):
179 azoteq,global-cap-increase:
183 azoteq,reseed-select:
189 long-term average) of an associated channel as follows:
195 azoteq,tracking-enable:
201 azoteq,filt-str-slider:
208 "^channel@[0-7]$":
220 azoteq,reseed-disable:
223 Prevents the channel from being reseeded if the long-term average
224 timeout (defined in 'azoteq,timeout-lta') expires.
226 azoteq,blocking-enable:
230 azoteq,slider0-select:
234 azoteq,slider1-select:
238 azoteq,rx-enable:
239 $ref: /schemas/types.yaml#/definitions/uint32-array
250 azoteq,tx-enable:
251 $ref: /schemas/types.yaml#/definitions/uint32-array
260 azoteq,meas-cap-decrease:
265 azoteq,rx-float-inactive:
269 azoteq,local-cap-size:
276 1: Global adder (based on 'azoteq,global-cap-increase')
279 azoteq,invert-enable:
283 deep-touch events relative to their respective thresholds.
285 azoteq,proj-bias:
290 Specifies the bias current applied during projected-capacitance
297 azoteq,sense-mode:
309 azoteq,sense-freq:
315 numbers represent the frequency if 'azoteq,clk-div' is present):
321 azoteq,static-enable:
323 description: Enables the static front-end for the channel.
325 azoteq,ati-mode:
332 1: Semi-partial
336 azoteq,ati-base:
342 azoteq,ati-target:
350 azoteq,assoc-select:
351 $ref: /schemas/types.yaml#/definitions/uint32-array
361 azoteq,assoc-weight:
371 "^event-prox(-alt)?$":
375 a decrease in counts. Node names suffixed with '-alt' instead corre-
378 By default, the long-term average tracks an increase in counts such
382 Specify 'azoteq,dual-direction' to freeze the long-term average when
384 can be reported. Alternatively, specify 'azoteq,invert-enable' to in-
387 Complementary events (e.g. event-touch and event-touch-alt) can both
388 be present and specify different key or switch codes, but not differ-
405 "^event-touch(-alt)?$":
430 "^event-deep(-alt)?$":
432 description: Represents a deep-touch event reported by the channel.
456 - reg
461 - compatible
462 - reg
463 - interrupts
464 - "#address-cells"
465 - "#size-cells"
470 - |
471 #include <dt-bindings/input/input.h>
472 #include <dt-bindings/interrupt-controller/irq.h>
475 #address-cells = <1>;
476 #size-cells = <0>;
479 #address-cells = <1>;
480 #size-cells = <0>;
484 interrupt-parent = <&gpio>;
487 azoteq,hall-enable;
488 azoteq,suspend-mode = <2>;
493 event-prox {
500 azoteq,slider0-select;
505 azoteq,slider0-select;
510 azoteq,slider0-select;
515 azoteq,slider0-select;
520 azoteq,slider0-select;
525 azoteq,invert-enable;
526 azoteq,static-enable;
527 azoteq,reseed-disable;
528 azoteq,rx-enable = <0>;
529 azoteq,sense-freq = <0x0>;
530 azoteq,sense-mode = <0xE>;
531 azoteq,ati-mode = <0x0>;
532 azoteq,ati-base = <200>;
533 azoteq,ati-target = <320>;
538 azoteq,invert-enable;
539 azoteq,static-enable;
540 azoteq,reseed-disable;
541 azoteq,rx-enable = <0>, <6>;
542 azoteq,sense-freq = <0x0>;
543 azoteq,sense-mode = <0xE>;
544 azoteq,ati-mode = <0x3>;
545 azoteq,ati-base = <200>;
546 azoteq,ati-target = <320>;
548 event-touch {