xref: /OK3568_Linux_fs/kernel/include/dt-bindings/sound/cs42l42.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * cs42l42.h -- CS42L42 ALSA SoC audio driver DT bindings header
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2016 Cirrus Logic, Inc.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: James Schulman <james.schulman@cirrus.com>
8*4882a593Smuzhiyun  * Author: Brian Austin <brian.austin@cirrus.com>
9*4882a593Smuzhiyun  * Author: Michael White <michael.white@cirrus.com>
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef __DT_CS42L42_H
13*4882a593Smuzhiyun #define __DT_CS42L42_H
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /* HPOUT Load Capacity */
16*4882a593Smuzhiyun #define CS42L42_HPOUT_LOAD_1NF		0
17*4882a593Smuzhiyun #define CS42L42_HPOUT_LOAD_10NF		1
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /* HPOUT Clamp to GND Override */
20*4882a593Smuzhiyun #define CS42L42_HPOUT_CLAMP_EN		0
21*4882a593Smuzhiyun #define CS42L42_HPOUT_CLAMP_DIS		1
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun /* Tip Sense Inversion */
24*4882a593Smuzhiyun #define CS42L42_TS_INV_DIS			0
25*4882a593Smuzhiyun #define CS42L42_TS_INV_EN			1
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /* Tip Sense Debounce */
28*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_0			0
29*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_125			1
30*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_250			2
31*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_500			3
32*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_750			4
33*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_1000			5
34*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_1250			6
35*4882a593Smuzhiyun #define CS42L42_TS_DBNCE_1500			7
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun /* Button Press Software Debounce Times */
38*4882a593Smuzhiyun #define CS42L42_BTN_DET_INIT_DBNCE_MIN		0
39*4882a593Smuzhiyun #define CS42L42_BTN_DET_INIT_DBNCE_DEFAULT	100
40*4882a593Smuzhiyun #define CS42L42_BTN_DET_INIT_DBNCE_MAX		200
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #define CS42L42_BTN_DET_EVENT_DBNCE_MIN		0
43*4882a593Smuzhiyun #define CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT	10
44*4882a593Smuzhiyun #define CS42L42_BTN_DET_EVENT_DBNCE_MAX		20
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun /* Button Detect Level Sensitivities */
47*4882a593Smuzhiyun #define CS42L42_NUM_BIASES		4
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_15		0x0F
50*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_8		0x08
51*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_4		0x04
52*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_1		0x01
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_MIN	0
55*4882a593Smuzhiyun #define CS42L42_HS_DET_LEVEL_MAX	0x3F
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun /* HS Bias Ramp Rate */
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL		0
60*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_FAST			1
61*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_SLOW			2
62*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_SLOWEST			3
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_TIME0			10
65*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_TIME1			40
66*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_TIME2			90
67*4882a593Smuzhiyun #define CS42L42_HSBIAS_RAMP_TIME3			170
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun #endif /* __DT_CS42L42_H */
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