1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Platform data for WM8904
4 *
5 * Copyright 2009 Wolfson Microelectronics PLC.
6 *
7 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
8 */
9
10 #ifndef __MFD_WM8994_PDATA_H__
11 #define __MFD_WM8994_PDATA_H__
12
13 /* Used to enable configuration of a GPIO to all zeros */
14 #define WM8904_GPIO_NO_CONFIG 0x8000
15
16 /*
17 * R6 (0x06) - Mic Bias Control 0
18 */
19 #define WM8904_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */
20 #define WM8904_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */
21 #define WM8904_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */
22 #define WM8904_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */
23 #define WM8904_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */
24 #define WM8904_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */
25 #define WM8904_MICDET_ENA 0x0002 /* MICDET_ENA */
26 #define WM8904_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */
27 #define WM8904_MICDET_ENA_SHIFT 1 /* MICDET_ENA */
28 #define WM8904_MICDET_ENA_WIDTH 1 /* MICDET_ENA */
29 #define WM8904_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */
30 #define WM8904_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */
31 #define WM8904_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */
32 #define WM8904_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */
33
34 /*
35 * R7 (0x07) - Mic Bias Control 1
36 */
37 #define WM8904_MIC_DET_FILTER_ENA 0x8000 /* MIC_DET_FILTER_ENA */
38 #define WM8904_MIC_DET_FILTER_ENA_MASK 0x8000 /* MIC_DET_FILTER_ENA */
39 #define WM8904_MIC_DET_FILTER_ENA_SHIFT 15 /* MIC_DET_FILTER_ENA */
40 #define WM8904_MIC_DET_FILTER_ENA_WIDTH 1 /* MIC_DET_FILTER_ENA */
41 #define WM8904_MIC_SHORT_FILTER_ENA 0x4000 /* MIC_SHORT_FILTER_ENA */
42 #define WM8904_MIC_SHORT_FILTER_ENA_MASK 0x4000 /* MIC_SHORT_FILTER_ENA */
43 #define WM8904_MIC_SHORT_FILTER_ENA_SHIFT 14 /* MIC_SHORT_FILTER_ENA */
44 #define WM8904_MIC_SHORT_FILTER_ENA_WIDTH 1 /* MIC_SHORT_FILTER_ENA */
45 #define WM8904_MICBIAS_SEL_MASK 0x0007 /* MICBIAS_SEL - [2:0] */
46 #define WM8904_MICBIAS_SEL_SHIFT 0 /* MICBIAS_SEL - [2:0] */
47 #define WM8904_MICBIAS_SEL_WIDTH 3 /* MICBIAS_SEL - [2:0] */
48
49
50 /*
51 * R121 (0x79) - GPIO Control 1
52 */
53 #define WM8904_GPIO1_PU 0x0020 /* GPIO1_PU */
54 #define WM8904_GPIO1_PU_MASK 0x0020 /* GPIO1_PU */
55 #define WM8904_GPIO1_PU_SHIFT 5 /* GPIO1_PU */
56 #define WM8904_GPIO1_PU_WIDTH 1 /* GPIO1_PU */
57 #define WM8904_GPIO1_PD 0x0010 /* GPIO1_PD */
58 #define WM8904_GPIO1_PD_MASK 0x0010 /* GPIO1_PD */
59 #define WM8904_GPIO1_PD_SHIFT 4 /* GPIO1_PD */
60 #define WM8904_GPIO1_PD_WIDTH 1 /* GPIO1_PD */
61 #define WM8904_GPIO1_SEL_MASK 0x000F /* GPIO1_SEL - [3:0] */
62 #define WM8904_GPIO1_SEL_SHIFT 0 /* GPIO1_SEL - [3:0] */
63 #define WM8904_GPIO1_SEL_WIDTH 4 /* GPIO1_SEL - [3:0] */
64
65 /*
66 * R122 (0x7A) - GPIO Control 2
67 */
68 #define WM8904_GPIO2_PU 0x0020 /* GPIO2_PU */
69 #define WM8904_GPIO2_PU_MASK 0x0020 /* GPIO2_PU */
70 #define WM8904_GPIO2_PU_SHIFT 5 /* GPIO2_PU */
71 #define WM8904_GPIO2_PU_WIDTH 1 /* GPIO2_PU */
72 #define WM8904_GPIO2_PD 0x0010 /* GPIO2_PD */
73 #define WM8904_GPIO2_PD_MASK 0x0010 /* GPIO2_PD */
74 #define WM8904_GPIO2_PD_SHIFT 4 /* GPIO2_PD */
75 #define WM8904_GPIO2_PD_WIDTH 1 /* GPIO2_PD */
76 #define WM8904_GPIO2_SEL_MASK 0x000F /* GPIO2_SEL - [3:0] */
77 #define WM8904_GPIO2_SEL_SHIFT 0 /* GPIO2_SEL - [3:0] */
78 #define WM8904_GPIO2_SEL_WIDTH 4 /* GPIO2_SEL - [3:0] */
79
80 /*
81 * R123 (0x7B) - GPIO Control 3
82 */
83 #define WM8904_GPIO3_PU 0x0020 /* GPIO3_PU */
84 #define WM8904_GPIO3_PU_MASK 0x0020 /* GPIO3_PU */
85 #define WM8904_GPIO3_PU_SHIFT 5 /* GPIO3_PU */
86 #define WM8904_GPIO3_PU_WIDTH 1 /* GPIO3_PU */
87 #define WM8904_GPIO3_PD 0x0010 /* GPIO3_PD */
88 #define WM8904_GPIO3_PD_MASK 0x0010 /* GPIO3_PD */
89 #define WM8904_GPIO3_PD_SHIFT 4 /* GPIO3_PD */
90 #define WM8904_GPIO3_PD_WIDTH 1 /* GPIO3_PD */
91 #define WM8904_GPIO3_SEL_MASK 0x000F /* GPIO3_SEL - [3:0] */
92 #define WM8904_GPIO3_SEL_SHIFT 0 /* GPIO3_SEL - [3:0] */
93 #define WM8904_GPIO3_SEL_WIDTH 4 /* GPIO3_SEL - [3:0] */
94
95 /*
96 * R124 (0x7C) - GPIO Control 4
97 */
98 #define WM8904_GPI7_ENA 0x0200 /* GPI7_ENA */
99 #define WM8904_GPI7_ENA_MASK 0x0200 /* GPI7_ENA */
100 #define WM8904_GPI7_ENA_SHIFT 9 /* GPI7_ENA */
101 #define WM8904_GPI7_ENA_WIDTH 1 /* GPI7_ENA */
102 #define WM8904_GPI8_ENA 0x0100 /* GPI8_ENA */
103 #define WM8904_GPI8_ENA_MASK 0x0100 /* GPI8_ENA */
104 #define WM8904_GPI8_ENA_SHIFT 8 /* GPI8_ENA */
105 #define WM8904_GPI8_ENA_WIDTH 1 /* GPI8_ENA */
106 #define WM8904_GPIO_BCLK_MODE_ENA 0x0080 /* GPIO_BCLK_MODE_ENA */
107 #define WM8904_GPIO_BCLK_MODE_ENA_MASK 0x0080 /* GPIO_BCLK_MODE_ENA */
108 #define WM8904_GPIO_BCLK_MODE_ENA_SHIFT 7 /* GPIO_BCLK_MODE_ENA */
109 #define WM8904_GPIO_BCLK_MODE_ENA_WIDTH 1 /* GPIO_BCLK_MODE_ENA */
110 #define WM8904_GPIO_BCLK_SEL_MASK 0x000F /* GPIO_BCLK_SEL - [3:0] */
111 #define WM8904_GPIO_BCLK_SEL_SHIFT 0 /* GPIO_BCLK_SEL - [3:0] */
112 #define WM8904_GPIO_BCLK_SEL_WIDTH 4 /* GPIO_BCLK_SEL - [3:0] */
113
114 #define WM8904_MIC_REGS 2
115 #define WM8904_GPIO_REGS 4
116 #define WM8904_DRC_REGS 4
117 #define WM8904_EQ_REGS 24
118
119 /**
120 * DRC configurations are specified with a label and a set of register
121 * values to write (the enable bits will be ignored). At runtime an
122 * enumerated control will be presented for each DRC block allowing
123 * the user to choose the configration to use.
124 *
125 * Configurations may be generated by hand or by using the DRC control
126 * panel provided by the WISCE - see http://www.wolfsonmicro.com/wisce/
127 * for details.
128 */
129 struct wm8904_drc_cfg {
130 const char *name;
131 u16 regs[WM8904_DRC_REGS];
132 };
133
134 /**
135 * ReTune Mobile configurations are specified with a label, sample
136 * rate and set of values to write (the enable bits will be ignored).
137 *
138 * Configurations are expected to be generated using the ReTune Mobile
139 * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
140 */
141 struct wm8904_retune_mobile_cfg {
142 const char *name;
143 unsigned int rate;
144 u16 regs[WM8904_EQ_REGS];
145 };
146
147 struct wm8904_pdata {
148 int num_drc_cfgs;
149 struct wm8904_drc_cfg *drc_cfgs;
150
151 int num_retune_mobile_cfgs;
152 struct wm8904_retune_mobile_cfg *retune_mobile_cfgs;
153
154 u32 gpio_cfg[WM8904_GPIO_REGS];
155 u32 mic_cfg[WM8904_MIC_REGS];
156 };
157
158 #endif