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input: qcom,hv-haptics: Add DT definitions

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Add DT definitions for a few properties that are used to specify
haptics hardware configuration and vibration effect settings.

Change-Id: Icd9da49e87eca9c865e7f6add5638842c20a3bd6
Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>
This commit is contained in:
Fenglin Wu 2019-11-26 15:03:25 +08:00 committed by David Collins
parent 5ef7f0d84f
commit d42848ae19
1 changed files with 37 additions and 0 deletions
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37
include/dt-bindings/input/qcom,hv-haptics.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2020 The Linux Foundation. All rights reserved.
*/
/* definitions for drive waveform shape */
#define WF_SQUARE 0 /* LRA only */
#define WF_SINE 1 /* LRA only */
#define WF_NO_MODULATION 2 /* ERM only */
/* definitions for brake mode */
#define BRAKE_OPEN_LOOP 0
#define BRAKE_CLOSE_LOOP 1
#define BRAKE_PREDICTIVE 2
#define BRAKE_AUTO 3
/* definitions for brake sine signal gain */
#define BRAKE_SINE_GAIN_X1 0
#define BRAKE_SINE_GAIN_X2 1
#define BRAKE_SINE_GAIN_X4 2
#define BRAKE_SINE_GAIN_X8 3
/* definitions for pattern sample period */
#define S_PERIOD_T_LRA 0
#define S_PERIOD_T_LRA_DIV_2 1
#define S_PERIOD_T_LRA_DIV_4 2
#define S_PERIOD_T_LRA_DIV_8 3
#define S_PERIOD_T_LRA_X_2 4
#define S_PERIOD_T_LRA_X_4 5
#define S_PERIOD_T_LRA_X_8 6
/* F_8KHZ to F_48KHZ periods can only be specified for FIFO based effects */
#define S_PERIOD_F_8KHZ 8
#define S_PERIOD_F_16HKZ 9
#define S_PERIOD_F_24KHZ 10
#define S_PERIOD_F_32KHZ 11
#define S_PERIOD_F_44P1KHZ 12
#define S_PERIOD_F_48KHZ 13