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 1/*
 2 * cs42l42.h -- CS42L42 ALSA SoC audio driver DT bindings header
 3 *
 4 * Copyright 2016 Cirrus Logic, Inc.
 5 *
 6 * Author: James Schulman <james.schulman@cirrus.com>
 7 * Author: Brian Austin <brian.austin@cirrus.com>
 8 * Author: Michael White <michael.white@cirrus.com>
 9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 *
14 */
15
16#ifndef __DT_CS42L42_H
17#define __DT_CS42L42_H
18
19/* HPOUT Load Capacity */
20#define CS42L42_HPOUT_LOAD_1NF		0
21#define CS42L42_HPOUT_LOAD_10NF		1
22
23/* HPOUT Clamp to GND Override */
24#define CS42L42_HPOUT_CLAMP_EN		0
25#define CS42L42_HPOUT_CLAMP_DIS		1
26
27/* Tip Sense Inversion */
28#define CS42L42_TS_INV_DIS			0
29#define CS42L42_TS_INV_EN			1
30
31/* Tip Sense Debounce */
32#define CS42L42_TS_DBNCE_0			0
33#define CS42L42_TS_DBNCE_125			1
34#define CS42L42_TS_DBNCE_250			2
35#define CS42L42_TS_DBNCE_500			3
36#define CS42L42_TS_DBNCE_750			4
37#define CS42L42_TS_DBNCE_1000			5
38#define CS42L42_TS_DBNCE_1250			6
39#define CS42L42_TS_DBNCE_1500			7
40
41/* Button Press Software Debounce Times */
42#define CS42L42_BTN_DET_INIT_DBNCE_MIN		0
43#define CS42L42_BTN_DET_INIT_DBNCE_DEFAULT	100
44#define CS42L42_BTN_DET_INIT_DBNCE_MAX		200
45
46#define CS42L42_BTN_DET_EVENT_DBNCE_MIN		0
47#define CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT	10
48#define CS42L42_BTN_DET_EVENT_DBNCE_MAX		20
49
50/* Button Detect Level Sensitivities */
51#define CS42L42_NUM_BIASES		4
52
53#define CS42L42_HS_DET_LEVEL_15		0x0F
54#define CS42L42_HS_DET_LEVEL_8		0x08
55#define CS42L42_HS_DET_LEVEL_4		0x04
56#define CS42L42_HS_DET_LEVEL_1		0x01
57
58#define CS42L42_HS_DET_LEVEL_MIN	0
59#define CS42L42_HS_DET_LEVEL_MAX	0x3F
60
61/* HS Bias Ramp Rate */
62
63#define CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL		0
64#define CS42L42_HSBIAS_RAMP_FAST			1
65#define CS42L42_HSBIAS_RAMP_SLOW			2
66#define CS42L42_HSBIAS_RAMP_SLOWEST			3
67
68#define CS42L42_HSBIAS_RAMP_TIME0			10
69#define CS42L42_HSBIAS_RAMP_TIME1			40
70#define CS42L42_HSBIAS_RAMP_TIME2			90
71#define CS42L42_HSBIAS_RAMP_TIME3			170
72
73#endif /* __DT_CS42L42_H */