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 */
74