Root/include/sound/wm8903.h

1/*
2 * linux/sound/wm8903.h -- Platform data for WM8903
3 *
4 * Copyright 2010 Wolfson Microelectronics. PLC.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __LINUX_SND_WM8903_H
12#define __LINUX_SND_WM8903_H
13
14/*
15 * Used to enable configuration of a GPIO to all zeros; a gpio_cfg value of
16 * zero in platform data means "don't touch this pin".
17 */
18#define WM8903_GPIO_CONFIG_ZERO 0x8000
19
20/*
21 * R6 (0x06) - Mic Bias Control 0
22 */
23#define WM8903_MICDET_THR_MASK 0x0030 /* MICDET_THR - [5:4] */
24#define WM8903_MICDET_THR_SHIFT 4 /* MICDET_THR - [5:4] */
25#define WM8903_MICDET_THR_WIDTH 2 /* MICDET_THR - [5:4] */
26#define WM8903_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */
27#define WM8903_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */
28#define WM8903_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */
29#define WM8903_MICDET_ENA 0x0002 /* MICDET_ENA */
30#define WM8903_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */
31#define WM8903_MICDET_ENA_SHIFT 1 /* MICDET_ENA */
32#define WM8903_MICDET_ENA_WIDTH 1 /* MICDET_ENA */
33#define WM8903_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */
34#define WM8903_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */
35#define WM8903_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */
36#define WM8903_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */
37
38/*
39 * WM8903_GPn_FN values
40 *
41 * See datasheets for list of valid values per pin
42 */
43#define WM8903_GPn_FN_GPIO_OUTPUT 0
44#define WM8903_GPn_FN_BCLK 1
45#define WM8903_GPn_FN_IRQ_OUTPT 2
46#define WM8903_GPn_FN_GPIO_INPUT 3
47#define WM8903_GPn_FN_MICBIAS_CURRENT_DETECT 4
48#define WM8903_GPn_FN_MICBIAS_SHORT_DETECT 5
49#define WM8903_GPn_FN_DMIC_LR_CLK_OUTPUT 6
50#define WM8903_GPn_FN_FLL_LOCK_OUTPUT 8
51#define WM8903_GPn_FN_FLL_CLOCK_OUTPUT 9
52
53/*
54 * R116 (0x74) - GPIO Control 1
55 */
56#define WM8903_GP1_FN_MASK 0x1F00 /* GP1_FN - [12:8] */
57#define WM8903_GP1_FN_SHIFT 8 /* GP1_FN - [12:8] */
58#define WM8903_GP1_FN_WIDTH 5 /* GP1_FN - [12:8] */
59#define WM8903_GP1_DIR 0x0080 /* GP1_DIR */
60#define WM8903_GP1_DIR_MASK 0x0080 /* GP1_DIR */
61#define WM8903_GP1_DIR_SHIFT 7 /* GP1_DIR */
62#define WM8903_GP1_DIR_WIDTH 1 /* GP1_DIR */
63#define WM8903_GP1_OP_CFG 0x0040 /* GP1_OP_CFG */
64#define WM8903_GP1_OP_CFG_MASK 0x0040 /* GP1_OP_CFG */
65#define WM8903_GP1_OP_CFG_SHIFT 6 /* GP1_OP_CFG */
66#define WM8903_GP1_OP_CFG_WIDTH 1 /* GP1_OP_CFG */
67#define WM8903_GP1_IP_CFG 0x0020 /* GP1_IP_CFG */
68#define WM8903_GP1_IP_CFG_MASK 0x0020 /* GP1_IP_CFG */
69#define WM8903_GP1_IP_CFG_SHIFT 5 /* GP1_IP_CFG */
70#define WM8903_GP1_IP_CFG_WIDTH 1 /* GP1_IP_CFG */
71#define WM8903_GP1_LVL 0x0010 /* GP1_LVL */
72#define WM8903_GP1_LVL_MASK 0x0010 /* GP1_LVL */
73#define WM8903_GP1_LVL_SHIFT 4 /* GP1_LVL */
74#define WM8903_GP1_LVL_WIDTH 1 /* GP1_LVL */
75#define WM8903_GP1_PD 0x0008 /* GP1_PD */
76#define WM8903_GP1_PD_MASK 0x0008 /* GP1_PD */
77#define WM8903_GP1_PD_SHIFT 3 /* GP1_PD */
78#define WM8903_GP1_PD_WIDTH 1 /* GP1_PD */
79#define WM8903_GP1_PU 0x0004 /* GP1_PU */
80#define WM8903_GP1_PU_MASK 0x0004 /* GP1_PU */
81#define WM8903_GP1_PU_SHIFT 2 /* GP1_PU */
82#define WM8903_GP1_PU_WIDTH 1 /* GP1_PU */
83#define WM8903_GP1_INTMODE 0x0002 /* GP1_INTMODE */
84#define WM8903_GP1_INTMODE_MASK 0x0002 /* GP1_INTMODE */
85#define WM8903_GP1_INTMODE_SHIFT 1 /* GP1_INTMODE */
86#define WM8903_GP1_INTMODE_WIDTH 1 /* GP1_INTMODE */
87#define WM8903_GP1_DB 0x0001 /* GP1_DB */
88#define WM8903_GP1_DB_MASK 0x0001 /* GP1_DB */
89#define WM8903_GP1_DB_SHIFT 0 /* GP1_DB */
90#define WM8903_GP1_DB_WIDTH 1 /* GP1_DB */
91
92/*
93 * R117 (0x75) - GPIO Control 2
94 */
95#define WM8903_GP2_FN_MASK 0x1F00 /* GP2_FN - [12:8] */
96#define WM8903_GP2_FN_SHIFT 8 /* GP2_FN - [12:8] */
97#define WM8903_GP2_FN_WIDTH 5 /* GP2_FN - [12:8] */
98#define WM8903_GP2_DIR 0x0080 /* GP2_DIR */
99#define WM8903_GP2_DIR_MASK 0x0080 /* GP2_DIR */
100#define WM8903_GP2_DIR_SHIFT 7 /* GP2_DIR */
101#define WM8903_GP2_DIR_WIDTH 1 /* GP2_DIR */
102#define WM8903_GP2_OP_CFG 0x0040 /* GP2_OP_CFG */
103#define WM8903_GP2_OP_CFG_MASK 0x0040 /* GP2_OP_CFG */
104#define WM8903_GP2_OP_CFG_SHIFT 6 /* GP2_OP_CFG */
105#define WM8903_GP2_OP_CFG_WIDTH 1 /* GP2_OP_CFG */
106#define WM8903_GP2_IP_CFG 0x0020 /* GP2_IP_CFG */
107#define WM8903_GP2_IP_CFG_MASK 0x0020 /* GP2_IP_CFG */
108#define WM8903_GP2_IP_CFG_SHIFT 5 /* GP2_IP_CFG */
109#define WM8903_GP2_IP_CFG_WIDTH 1 /* GP2_IP_CFG */
110#define WM8903_GP2_LVL 0x0010 /* GP2_LVL */
111#define WM8903_GP2_LVL_MASK 0x0010 /* GP2_LVL */
112#define WM8903_GP2_LVL_SHIFT 4 /* GP2_LVL */
113#define WM8903_GP2_LVL_WIDTH 1 /* GP2_LVL */
114#define WM8903_GP2_PD 0x0008 /* GP2_PD */
115#define WM8903_GP2_PD_MASK 0x0008 /* GP2_PD */
116#define WM8903_GP2_PD_SHIFT 3 /* GP2_PD */
117#define WM8903_GP2_PD_WIDTH 1 /* GP2_PD */
118#define WM8903_GP2_PU 0x0004 /* GP2_PU */
119#define WM8903_GP2_PU_MASK 0x0004 /* GP2_PU */
120#define WM8903_GP2_PU_SHIFT 2 /* GP2_PU */
121#define WM8903_GP2_PU_WIDTH 1 /* GP2_PU */
122#define WM8903_GP2_INTMODE 0x0002 /* GP2_INTMODE */
123#define WM8903_GP2_INTMODE_MASK 0x0002 /* GP2_INTMODE */
124#define WM8903_GP2_INTMODE_SHIFT 1 /* GP2_INTMODE */
125#define WM8903_GP2_INTMODE_WIDTH 1 /* GP2_INTMODE */
126#define WM8903_GP2_DB 0x0001 /* GP2_DB */
127#define WM8903_GP2_DB_MASK 0x0001 /* GP2_DB */
128#define WM8903_GP2_DB_SHIFT 0 /* GP2_DB */
129#define WM8903_GP2_DB_WIDTH 1 /* GP2_DB */
130
131/*
132 * R118 (0x76) - GPIO Control 3
133 */
134#define WM8903_GP3_FN_MASK 0x1F00 /* GP3_FN - [12:8] */
135#define WM8903_GP3_FN_SHIFT 8 /* GP3_FN - [12:8] */
136#define WM8903_GP3_FN_WIDTH 5 /* GP3_FN - [12:8] */
137#define WM8903_GP3_DIR 0x0080 /* GP3_DIR */
138#define WM8903_GP3_DIR_MASK 0x0080 /* GP3_DIR */
139#define WM8903_GP3_DIR_SHIFT 7 /* GP3_DIR */
140#define WM8903_GP3_DIR_WIDTH 1 /* GP3_DIR */
141#define WM8903_GP3_OP_CFG 0x0040 /* GP3_OP_CFG */
142#define WM8903_GP3_OP_CFG_MASK 0x0040 /* GP3_OP_CFG */
143#define WM8903_GP3_OP_CFG_SHIFT 6 /* GP3_OP_CFG */
144#define WM8903_GP3_OP_CFG_WIDTH 1 /* GP3_OP_CFG */
145#define WM8903_GP3_IP_CFG 0x0020 /* GP3_IP_CFG */
146#define WM8903_GP3_IP_CFG_MASK 0x0020 /* GP3_IP_CFG */
147#define WM8903_GP3_IP_CFG_SHIFT 5 /* GP3_IP_CFG */
148#define WM8903_GP3_IP_CFG_WIDTH 1 /* GP3_IP_CFG */
149#define WM8903_GP3_LVL 0x0010 /* GP3_LVL */
150#define WM8903_GP3_LVL_MASK 0x0010 /* GP3_LVL */
151#define WM8903_GP3_LVL_SHIFT 4 /* GP3_LVL */
152#define WM8903_GP3_LVL_WIDTH 1 /* GP3_LVL */
153#define WM8903_GP3_PD 0x0008 /* GP3_PD */
154#define WM8903_GP3_PD_MASK 0x0008 /* GP3_PD */
155#define WM8903_GP3_PD_SHIFT 3 /* GP3_PD */
156#define WM8903_GP3_PD_WIDTH 1 /* GP3_PD */
157#define WM8903_GP3_PU 0x0004 /* GP3_PU */
158#define WM8903_GP3_PU_MASK 0x0004 /* GP3_PU */
159#define WM8903_GP3_PU_SHIFT 2 /* GP3_PU */
160#define WM8903_GP3_PU_WIDTH 1 /* GP3_PU */
161#define WM8903_GP3_INTMODE 0x0002 /* GP3_INTMODE */
162#define WM8903_GP3_INTMODE_MASK 0x0002 /* GP3_INTMODE */
163#define WM8903_GP3_INTMODE_SHIFT 1 /* GP3_INTMODE */
164#define WM8903_GP3_INTMODE_WIDTH 1 /* GP3_INTMODE */
165#define WM8903_GP3_DB 0x0001 /* GP3_DB */
166#define WM8903_GP3_DB_MASK 0x0001 /* GP3_DB */
167#define WM8903_GP3_DB_SHIFT 0 /* GP3_DB */
168#define WM8903_GP3_DB_WIDTH 1 /* GP3_DB */
169
170/*
171 * R119 (0x77) - GPIO Control 4
172 */
173#define WM8903_GP4_FN_MASK 0x1F00 /* GP4_FN - [12:8] */
174#define WM8903_GP4_FN_SHIFT 8 /* GP4_FN - [12:8] */
175#define WM8903_GP4_FN_WIDTH 5 /* GP4_FN - [12:8] */
176#define WM8903_GP4_DIR 0x0080 /* GP4_DIR */
177#define WM8903_GP4_DIR_MASK 0x0080 /* GP4_DIR */
178#define WM8903_GP4_DIR_SHIFT 7 /* GP4_DIR */
179#define WM8903_GP4_DIR_WIDTH 1 /* GP4_DIR */
180#define WM8903_GP4_OP_CFG 0x0040 /* GP4_OP_CFG */
181#define WM8903_GP4_OP_CFG_MASK 0x0040 /* GP4_OP_CFG */
182#define WM8903_GP4_OP_CFG_SHIFT 6 /* GP4_OP_CFG */
183#define WM8903_GP4_OP_CFG_WIDTH 1 /* GP4_OP_CFG */
184#define WM8903_GP4_IP_CFG 0x0020 /* GP4_IP_CFG */
185#define WM8903_GP4_IP_CFG_MASK 0x0020 /* GP4_IP_CFG */
186#define WM8903_GP4_IP_CFG_SHIFT 5 /* GP4_IP_CFG */
187#define WM8903_GP4_IP_CFG_WIDTH 1 /* GP4_IP_CFG */
188#define WM8903_GP4_LVL 0x0010 /* GP4_LVL */
189#define WM8903_GP4_LVL_MASK 0x0010 /* GP4_LVL */
190#define WM8903_GP4_LVL_SHIFT 4 /* GP4_LVL */
191#define WM8903_GP4_LVL_WIDTH 1 /* GP4_LVL */
192#define WM8903_GP4_PD 0x0008 /* GP4_PD */
193#define WM8903_GP4_PD_MASK 0x0008 /* GP4_PD */
194#define WM8903_GP4_PD_SHIFT 3 /* GP4_PD */
195#define WM8903_GP4_PD_WIDTH 1 /* GP4_PD */
196#define WM8903_GP4_PU 0x0004 /* GP4_PU */
197#define WM8903_GP4_PU_MASK 0x0004 /* GP4_PU */
198#define WM8903_GP4_PU_SHIFT 2 /* GP4_PU */
199#define WM8903_GP4_PU_WIDTH 1 /* GP4_PU */
200#define WM8903_GP4_INTMODE 0x0002 /* GP4_INTMODE */
201#define WM8903_GP4_INTMODE_MASK 0x0002 /* GP4_INTMODE */
202#define WM8903_GP4_INTMODE_SHIFT 1 /* GP4_INTMODE */
203#define WM8903_GP4_INTMODE_WIDTH 1 /* GP4_INTMODE */
204#define WM8903_GP4_DB 0x0001 /* GP4_DB */
205#define WM8903_GP4_DB_MASK 0x0001 /* GP4_DB */
206#define WM8903_GP4_DB_SHIFT 0 /* GP4_DB */
207#define WM8903_GP4_DB_WIDTH 1 /* GP4_DB */
208
209/*
210 * R120 (0x78) - GPIO Control 5
211 */
212#define WM8903_GP5_FN_MASK 0x1F00 /* GP5_FN - [12:8] */
213#define WM8903_GP5_FN_SHIFT 8 /* GP5_FN - [12:8] */
214#define WM8903_GP5_FN_WIDTH 5 /* GP5_FN - [12:8] */
215#define WM8903_GP5_DIR 0x0080 /* GP5_DIR */
216#define WM8903_GP5_DIR_MASK 0x0080 /* GP5_DIR */
217#define WM8903_GP5_DIR_SHIFT 7 /* GP5_DIR */
218#define WM8903_GP5_DIR_WIDTH 1 /* GP5_DIR */
219#define WM8903_GP5_OP_CFG 0x0040 /* GP5_OP_CFG */
220#define WM8903_GP5_OP_CFG_MASK 0x0040 /* GP5_OP_CFG */
221#define WM8903_GP5_OP_CFG_SHIFT 6 /* GP5_OP_CFG */
222#define WM8903_GP5_OP_CFG_WIDTH 1 /* GP5_OP_CFG */
223#define WM8903_GP5_IP_CFG 0x0020 /* GP5_IP_CFG */
224#define WM8903_GP5_IP_CFG_MASK 0x0020 /* GP5_IP_CFG */
225#define WM8903_GP5_IP_CFG_SHIFT 5 /* GP5_IP_CFG */
226#define WM8903_GP5_IP_CFG_WIDTH 1 /* GP5_IP_CFG */
227#define WM8903_GP5_LVL 0x0010 /* GP5_LVL */
228#define WM8903_GP5_LVL_MASK 0x0010 /* GP5_LVL */
229#define WM8903_GP5_LVL_SHIFT 4 /* GP5_LVL */
230#define WM8903_GP5_LVL_WIDTH 1 /* GP5_LVL */
231#define WM8903_GP5_PD 0x0008 /* GP5_PD */
232#define WM8903_GP5_PD_MASK 0x0008 /* GP5_PD */
233#define WM8903_GP5_PD_SHIFT 3 /* GP5_PD */
234#define WM8903_GP5_PD_WIDTH 1 /* GP5_PD */
235#define WM8903_GP5_PU 0x0004 /* GP5_PU */
236#define WM8903_GP5_PU_MASK 0x0004 /* GP5_PU */
237#define WM8903_GP5_PU_SHIFT 2 /* GP5_PU */
238#define WM8903_GP5_PU_WIDTH 1 /* GP5_PU */
239#define WM8903_GP5_INTMODE 0x0002 /* GP5_INTMODE */
240#define WM8903_GP5_INTMODE_MASK 0x0002 /* GP5_INTMODE */
241#define WM8903_GP5_INTMODE_SHIFT 1 /* GP5_INTMODE */
242#define WM8903_GP5_INTMODE_WIDTH 1 /* GP5_INTMODE */
243#define WM8903_GP5_DB 0x0001 /* GP5_DB */
244#define WM8903_GP5_DB_MASK 0x0001 /* GP5_DB */
245#define WM8903_GP5_DB_SHIFT 0 /* GP5_DB */
246#define WM8903_GP5_DB_WIDTH 1 /* GP5_DB */
247
248#define WM8903_NUM_GPIO 5
249
250struct wm8903_platform_data {
251    bool irq_active_low; /* Set if IRQ active low, default high */
252
253        /* Default register value for R6 (Mic bias), used to configure
254     * microphone detection. In conjunction with gpio_cfg this
255     * can be used to route the microphone status signals out onto
256     * the GPIOs for use with snd_soc_jack_add_gpios().
257     */
258    u16 micdet_cfg;
259
260    int micdet_delay; /* Delay after microphone detection (ms) */
261
262    int gpio_base;
263    u32 gpio_cfg[WM8903_NUM_GPIO]; /* Default register values for GPIO pin mux */
264};
265
266#endif
267

Archive Download this file



interactive