aboutsummaryrefslogtreecommitdiffstats
path: root/include/sound/wm8904.h
blob: 898be3a8db9aecfc8c9e942e03053b582be3af2a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
/*
 * Platform data for WM8904
 *
 * Copyright 2009 Wolfson Microelectronics PLC.
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 */

#ifndef __MFD_WM8994_PDATA_H__
#define __MFD_WM8994_PDATA_H__

/* Used to enable configuration of a GPIO to all zeros */
#define WM8904_GPIO_NO_CONFIG 0x8000

/*
 * R6 (0x06) - Mic Bias Control 0
 */
#define WM8904_MICDET_THR_MASK                  0x0070  /* MICDET_THR - [6:4] */
#define WM8904_MICDET_THR_SHIFT                      4  /* MICDET_THR - [6:4] */
#define WM8904_MICDET_THR_WIDTH                      3  /* MICDET_THR - [6:4] */
#define WM8904_MICSHORT_THR_MASK                0x000C  /* MICSHORT_THR - [3:2] */
#define WM8904_MICSHORT_THR_SHIFT                    2  /* MICSHORT_THR - [3:2] */
#define WM8904_MICSHORT_THR_WIDTH                    2  /* MICSHORT_THR - [3:2] */
#define WM8904_MICDET_ENA                       0x0002  /* MICDET_ENA */
#define WM8904_MICDET_ENA_MASK                  0x0002  /* MICDET_ENA */
#define WM8904_MICDET_ENA_SHIFT                      1  /* MICDET_ENA */
#define WM8904_MICDET_ENA_WIDTH                      1  /* MICDET_ENA */
#define WM8904_MICBIAS_ENA                      0x0001  /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_MASK                 0x0001  /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_SHIFT                     0  /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_WIDTH                     1  /* MICBIAS_ENA */

/*
 * R7 (0x07) - Mic Bias Control 1
 */
#define WM8904_MIC_DET_FILTER_ENA               0x8000  /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_MASK          0x8000  /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_SHIFT             15  /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_WIDTH              1  /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA             0x4000  /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_MASK        0x4000  /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_SHIFT           14  /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_WIDTH            1  /* MIC_SHORT_FILTER_ENA */
#define WM8904_MICBIAS_SEL_MASK                 0x0007  /* MICBIAS_SEL - [2:0] */
#define WM8904_MICBIAS_SEL_SHIFT                     0  /* MICBIAS_SEL - [2:0] */
#define WM8904_MICBIAS_SEL_WIDTH                     3  /* MICBIAS_SEL - [2:0] */


/*
 * R121 (0x79) - GPIO Control 1
 */
#define WM8904_GPIO1_PU                         0x0020  /* GPIO1_PU */
#define WM8904_GPIO1_PU_MASK                    0x0020  /* GPIO1_PU */
#define WM8904_GPIO1_PU_SHIFT                        5  /* GPIO1_PU */
#define WM8904_GPIO1_PU_WIDTH                        1  /* GPIO1_PU */
#define WM8904_GPIO1_PD                         0x0010  /* GPIO1_PD */
#define WM8904_GPIO1_PD_MASK                    0x0010  /* GPIO1_PD */
#define WM8904_GPIO1_PD_SHIFT                        4  /* GPIO1_PD */
#define WM8904_GPIO1_PD_WIDTH                        1  /* GPIO1_PD */
#define WM8904_GPIO1_SEL_MASK                   0x000F  /* GPIO1_SEL - [3:0] */
#define WM8904_GPIO1_SEL_SHIFT                       0  /* GPIO1_SEL - [3:0] */
#define WM8904_GPIO1_SEL_WIDTH                       4  /* GPIO1_SEL - [3:0] */

/*
 * R122 (0x7A) - GPIO Control 2
 */
#define WM8904_GPIO2_PU                         0x0020  /* GPIO2_PU */
#define WM8904_GPIO2_PU_MASK                    0x0020  /* GPIO2_PU */
#define WM8904_GPIO2_PU_SHIFT                        5  /* GPIO2_PU */
#define WM8904_GPIO2_PU_WIDTH                        1  /* GPIO2_PU */
#define WM8904_GPIO2_PD                         0x0010  /* GPIO2_PD */
#define WM8904_GPIO2_PD_MASK                    0x0010  /* GPIO2_PD */
#define WM8904_GPIO2_PD_SHIFT                        4  /* GPIO2_PD */
#define WM8904_GPIO2_PD_WIDTH                        1  /* GPIO2_PD */
#define WM8904_GPIO2_SEL_MASK                   0x000F  /* GPIO2_SEL - [3:0] */
#define WM8904_GPIO2_SEL_SHIFT                       0  /* GPIO2_SEL - [3:0] */
#define WM8904_GPIO2_SEL_WIDTH                       4  /* GPIO2_SEL - [3:0] */

/*
 * R123 (0x7B) - GPIO Control 3
 */
#define WM8904_GPIO3_PU                         0x0020  /* GPIO3_PU */
#define WM8904_GPIO3_PU_MASK                    0x0020  /* GPIO3_PU */
#define WM8904_GPIO3_PU_SHIFT                        5  /* GPIO3_PU */
#define WM8904_GPIO3_PU_WIDTH                        1  /* GPIO3_PU */
#define WM8904_GPIO3_PD                         0x0010  /* GPIO3_PD */
#define WM8904_GPIO3_PD_MASK                    0x0010  /* GPIO3_PD */
#define WM8904_GPIO3_PD_SHIFT                        4  /* GPIO3_PD */
#define WM8904_GPIO3_PD_WIDTH                        1  /* GPIO3_PD */
#define WM8904_GPIO3_SEL_MASK                   0x000F  /* GPIO3_SEL - [3:0] */
#define WM8904_GPIO3_SEL_SHIFT                       0  /* GPIO3_SEL - [3:0] */
#define WM8904_GPIO3_SEL_WIDTH                       4  /* GPIO3_SEL - [3:0] */

/*
 * R124 (0x7C) - GPIO Control 4
 */
#define WM8904_GPI7_ENA                         0x0200  /* GPI7_ENA */
#define WM8904_GPI7_ENA_MASK                    0x0200  /* GPI7_ENA */
#define WM8904_GPI7_ENA_SHIFT                        9  /* GPI7_ENA */
#define WM8904_GPI7_ENA_WIDTH                        1  /* GPI7_ENA */
#define WM8904_GPI8_ENA                         0x0100  /* GPI8_ENA */
#define WM8904_GPI8_ENA_MASK                    0x0100  /* GPI8_ENA */
#define WM8904_GPI8_ENA_SHIFT                        8  /* GPI8_ENA */
#define WM8904_GPI8_ENA_WIDTH                        1  /* GPI8_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA               0x0080  /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_MASK          0x0080  /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_SHIFT              7  /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_WIDTH              1  /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_SEL_MASK               0x000F  /* GPIO_BCLK_SEL - [3:0] */
#define WM8904_GPIO_BCLK_SEL_SHIFT                   0  /* GPIO_BCLK_SEL - [3:0] */
#define WM8904_GPIO_BCLK_SEL_WIDTH                   4  /* GPIO_BCLK_SEL - [3:0] */

#define WM8904_MIC_REGS  2
#define WM8904_GPIO_REGS 4
#define WM8904_DRC_REGS  4
#define WM8904_EQ_REGS   25

/**
 * DRC configurations are specified with a label and a set of register
 * values to write (the enable bits will be ignored).  At runtime an
 * enumerated control will be presented for each DRC block allowing
 * the user to choose the configration to use.
 *
 * Configurations may be generated by hand or by using the DRC control
 * panel provided by the WISCE - see  http://www.wolfsonmicro.com/wisce/
 * for details.
 */
struct wm8904_drc_cfg {
	const char *name;
	u16 regs[WM8904_DRC_REGS];
};

/**
 * ReTune Mobile configurations are specified with a label, sample
 * rate and set of values to write (the enable bits will be ignored).
 *
 * Configurations are expected to be generated using the ReTune Mobile
 * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
 */
struct wm8904_retune_mobile_cfg {
	const char *name;
	unsigned int rate;
	u16 regs[WM8904_EQ_REGS];
};

struct wm8904_pdata {
	int num_drc_cfgs;
	struct wm8904_drc_cfg *drc_cfgs;

	int num_retune_mobile_cfgs;
	struct wm8904_retune_mobile_cfg *retune_mobile_cfgs;

	u32 gpio_cfg[WM8904_GPIO_REGS];
	u32 mic_cfg[WM8904_MIC_REGS];
};

#endif