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1 | /* |
2 | * da7219-aad.h - DA7322 ASoC AAD Driver | |
3 | * | |
4 | * Copyright (c) 2015 Dialog Semiconductor Ltd. | |
5 | * | |
6 | * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
12 | */ | |
13 | ||
14 | #ifndef __DA7219_AAD_H | |
15 | #define __DA7219_AAD_H | |
16 | ||
17 | #include <linux/timer.h> | |
18 | #include <sound/soc.h> | |
19 | #include <sound/jack.h> | |
20 | #include <sound/da7219-aad.h> | |
21 | ||
22 | /* | |
23 | * Registers | |
24 | */ | |
25 | ||
26 | #define DA7219_ACCDET_STATUS_A 0xC0 | |
27 | #define DA7219_ACCDET_STATUS_B 0xC1 | |
28 | #define DA7219_ACCDET_IRQ_EVENT_A 0xC2 | |
29 | #define DA7219_ACCDET_IRQ_EVENT_B 0xC3 | |
30 | #define DA7219_ACCDET_IRQ_MASK_A 0xC4 | |
31 | #define DA7219_ACCDET_IRQ_MASK_B 0xC5 | |
32 | #define DA7219_ACCDET_CONFIG_1 0xC6 | |
33 | #define DA7219_ACCDET_CONFIG_2 0xC7 | |
34 | #define DA7219_ACCDET_CONFIG_3 0xC8 | |
35 | #define DA7219_ACCDET_CONFIG_4 0xC9 | |
36 | #define DA7219_ACCDET_CONFIG_5 0xCA | |
37 | #define DA7219_ACCDET_CONFIG_6 0xCB | |
38 | #define DA7219_ACCDET_CONFIG_7 0xCC | |
39 | #define DA7219_ACCDET_CONFIG_8 0xCD | |
40 | ||
41 | ||
42 | /* | |
43 | * Bit Fields | |
44 | */ | |
45 | ||
46 | /* DA7219_ACCDET_STATUS_A = 0xC0 */ | |
47 | #define DA7219_JACK_INSERTION_STS_SHIFT 0 | |
48 | #define DA7219_JACK_INSERTION_STS_MASK (0x1 << 0) | |
49 | #define DA7219_JACK_TYPE_STS_SHIFT 1 | |
50 | #define DA7219_JACK_TYPE_STS_MASK (0x1 << 1) | |
51 | #define DA7219_JACK_PIN_ORDER_STS_SHIFT 2 | |
52 | #define DA7219_JACK_PIN_ORDER_STS_MASK (0x1 << 2) | |
53 | #define DA7219_MICBIAS_UP_STS_SHIFT 3 | |
54 | #define DA7219_MICBIAS_UP_STS_MASK (0x1 << 3) | |
55 | ||
56 | /* DA7219_ACCDET_STATUS_B = 0xC1 */ | |
57 | #define DA7219_BUTTON_TYPE_STS_SHIFT 0 | |
58 | #define DA7219_BUTTON_TYPE_STS_MASK (0xFF << 0) | |
59 | ||
60 | /* DA7219_ACCDET_IRQ_EVENT_A = 0xC2 */ | |
61 | #define DA7219_E_JACK_INSERTED_SHIFT 0 | |
62 | #define DA7219_E_JACK_INSERTED_MASK (0x1 << 0) | |
63 | #define DA7219_E_JACK_REMOVED_SHIFT 1 | |
64 | #define DA7219_E_JACK_REMOVED_MASK (0x1 << 1) | |
65 | #define DA7219_E_JACK_DETECT_COMPLETE_SHIFT 2 | |
66 | #define DA7219_E_JACK_DETECT_COMPLETE_MASK (0x1 << 2) | |
67 | ||
68 | /* DA7219_ACCDET_IRQ_EVENT_B = 0xC3 */ | |
69 | #define DA7219_E_BUTTON_A_PRESSED_SHIFT 0 | |
70 | #define DA7219_E_BUTTON_A_PRESSED_MASK (0x1 << 0) | |
71 | #define DA7219_E_BUTTON_B_PRESSED_SHIFT 1 | |
72 | #define DA7219_E_BUTTON_B_PRESSED_MASK (0x1 << 1) | |
73 | #define DA7219_E_BUTTON_C_PRESSED_SHIFT 2 | |
74 | #define DA7219_E_BUTTON_C_PRESSED_MASK (0x1 << 2) | |
75 | #define DA7219_E_BUTTON_D_PRESSED_SHIFT 3 | |
76 | #define DA7219_E_BUTTON_D_PRESSED_MASK (0x1 << 3) | |
77 | #define DA7219_E_BUTTON_D_RELEASED_SHIFT 4 | |
78 | #define DA7219_E_BUTTON_D_RELEASED_MASK (0x1 << 4) | |
79 | #define DA7219_E_BUTTON_C_RELEASED_SHIFT 5 | |
80 | #define DA7219_E_BUTTON_C_RELEASED_MASK (0x1 << 5) | |
81 | #define DA7219_E_BUTTON_B_RELEASED_SHIFT 6 | |
82 | #define DA7219_E_BUTTON_B_RELEASED_MASK (0x1 << 6) | |
83 | #define DA7219_E_BUTTON_A_RELEASED_SHIFT 7 | |
84 | #define DA7219_E_BUTTON_A_RELEASED_MASK (0x1 << 7) | |
85 | ||
86 | /* DA7219_ACCDET_IRQ_MASK_A = 0xC4 */ | |
87 | #define DA7219_M_JACK_INSERTED_SHIFT 0 | |
88 | #define DA7219_M_JACK_INSERTED_MASK (0x1 << 0) | |
89 | #define DA7219_M_JACK_REMOVED_SHIFT 1 | |
90 | #define DA7219_M_JACK_REMOVED_MASK (0x1 << 1) | |
91 | #define DA7219_M_JACK_DETECT_COMPLETE_SHIFT 2 | |
92 | #define DA7219_M_JACK_DETECT_COMPLETE_MASK (0x1 << 2) | |
93 | ||
94 | /* DA7219_ACCDET_IRQ_MASK_B = 0xC5 */ | |
95 | #define DA7219_M_BUTTON_A_PRESSED_SHIFT 0 | |
96 | #define DA7219_M_BUTTON_A_PRESSED_MASK (0x1 << 0) | |
97 | #define DA7219_M_BUTTON_B_PRESSED_SHIFT 1 | |
98 | #define DA7219_M_BUTTON_B_PRESSED_MASK (0x1 << 1) | |
99 | #define DA7219_M_BUTTON_C_PRESSED_SHIFT 2 | |
100 | #define DA7219_M_BUTTON_C_PRESSED_MASK (0x1 << 2) | |
101 | #define DA7219_M_BUTTON_D_PRESSED_SHIFT 3 | |
102 | #define DA7219_M_BUTTON_D_PRESSED_MASK (0x1 << 3) | |
103 | #define DA7219_M_BUTTON_D_RELEASED_SHIFT 4 | |
104 | #define DA7219_M_BUTTON_D_RELEASED_MASK (0x1 << 4) | |
105 | #define DA7219_M_BUTTON_C_RELEASED_SHIFT 5 | |
106 | #define DA7219_M_BUTTON_C_RELEASED_MASK (0x1 << 5) | |
107 | #define DA7219_M_BUTTON_B_RELEASED_SHIFT 6 | |
108 | #define DA7219_M_BUTTON_B_RELEASED_MASK (0x1 << 6) | |
109 | #define DA7219_M_BUTTON_A_RELEASED_SHIFT 7 | |
110 | #define DA7219_M_BUTTON_A_RELEASED_MASK (0x1 << 7) | |
111 | ||
112 | /* DA7219_ACCDET_CONFIG_1 = 0xC6 */ | |
113 | #define DA7219_ACCDET_EN_SHIFT 0 | |
114 | #define DA7219_ACCDET_EN_MASK (0x1 << 0) | |
115 | #define DA7219_BUTTON_CONFIG_SHIFT 1 | |
116 | #define DA7219_BUTTON_CONFIG_MASK (0x7 << 1) | |
117 | #define DA7219_MIC_DET_THRESH_SHIFT 4 | |
118 | #define DA7219_MIC_DET_THRESH_MASK (0x3 << 4) | |
119 | #define DA7219_JACK_TYPE_DET_EN_SHIFT 6 | |
120 | #define DA7219_JACK_TYPE_DET_EN_MASK (0x1 << 6) | |
121 | #define DA7219_PIN_ORDER_DET_EN_SHIFT 7 | |
122 | #define DA7219_PIN_ORDER_DET_EN_MASK (0x1 << 7) | |
123 | ||
124 | /* DA7219_ACCDET_CONFIG_2 = 0xC7 */ | |
125 | #define DA7219_ACCDET_PAUSE_SHIFT 0 | |
126 | #define DA7219_ACCDET_PAUSE_MASK (0x1 << 0) | |
127 | #define DA7219_JACKDET_DEBOUNCE_SHIFT 1 | |
128 | #define DA7219_JACKDET_DEBOUNCE_MASK (0x7 << 1) | |
129 | #define DA7219_JACK_DETECT_RATE_SHIFT 4 | |
130 | #define DA7219_JACK_DETECT_RATE_MASK (0x3 << 4) | |
131 | #define DA7219_JACKDET_REM_DEB_SHIFT 6 | |
132 | #define DA7219_JACKDET_REM_DEB_MASK (0x3 << 6) | |
133 | ||
134 | /* DA7219_ACCDET_CONFIG_3 = 0xC8 */ | |
135 | #define DA7219_A_D_BUTTON_THRESH_SHIFT 0 | |
136 | #define DA7219_A_D_BUTTON_THRESH_MASK (0xFF << 0) | |
137 | ||
138 | /* DA7219_ACCDET_CONFIG_4 = 0xC9 */ | |
139 | #define DA7219_D_B_BUTTON_THRESH_SHIFT 0 | |
140 | #define DA7219_D_B_BUTTON_THRESH_MASK (0xFF << 0) | |
141 | ||
142 | /* DA7219_ACCDET_CONFIG_5 = 0xCA */ | |
143 | #define DA7219_B_C_BUTTON_THRESH_SHIFT 0 | |
144 | #define DA7219_B_C_BUTTON_THRESH_MASK (0xFF << 0) | |
145 | ||
146 | /* DA7219_ACCDET_CONFIG_6 = 0xCB */ | |
147 | #define DA7219_C_MIC_BUTTON_THRESH_SHIFT 0 | |
148 | #define DA7219_C_MIC_BUTTON_THRESH_MASK (0xFF << 0) | |
149 | ||
150 | /* DA7219_ACCDET_CONFIG_7 = 0xCC */ | |
151 | #define DA7219_BUTTON_AVERAGE_SHIFT 0 | |
152 | #define DA7219_BUTTON_AVERAGE_MASK (0x3 << 0) | |
153 | #define DA7219_ADC_1_BIT_REPEAT_SHIFT 2 | |
154 | #define DA7219_ADC_1_BIT_REPEAT_MASK (0x3 << 2) | |
155 | #define DA7219_PIN_ORDER_FORCE_SHIFT 4 | |
156 | #define DA7219_PIN_ORDER_FORCE_MASK (0x1 << 4) | |
157 | #define DA7219_JACK_TYPE_FORCE_SHIFT 5 | |
158 | #define DA7219_JACK_TYPE_FORCE_MASK (0x1 << 5) | |
159 | ||
160 | /* DA7219_ACCDET_CONFIG_8 = 0xCD */ | |
161 | #define DA7219_HPTEST_EN_SHIFT 0 | |
162 | #define DA7219_HPTEST_EN_MASK (0x1 << 0) | |
163 | #define DA7219_HPTEST_RES_SEL_SHIFT 1 | |
164 | #define DA7219_HPTEST_RES_SEL_MASK (0x3 << 1) | |
165 | #define DA7219_HPTEST_RES_SEL_1KOHMS (0x0 << 1) | |
166 | #define DA7219_HPTEST_COMP_SHIFT 4 | |
167 | #define DA7219_HPTEST_COMP_MASK (0x1 << 4) | |
168 | ||
169 | ||
170 | #define DA7219_AAD_MAX_BUTTONS 4 | |
171 | #define DA7219_AAD_REPORT_ALL_MASK (SND_JACK_MECHANICAL | \ | |
172 | SND_JACK_HEADSET | SND_JACK_LINEOUT | \ | |
173 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | \ | |
174 | SND_JACK_BTN_2 | SND_JACK_BTN_3) | |
175 | ||
176 | #define DA7219_AAD_MICBIAS_CHK_DELAY 10 | |
177 | #define DA7219_AAD_MICBIAS_CHK_RETRIES 5 | |
178 | ||
179 | #define DA7219_AAD_HPTEST_RAMP_FREQ 0x28 | |
180 | #define DA7219_AAD_HPTEST_PERIOD 65 | |
181 | ||
182 | enum da7219_aad_event_regs { | |
183 | DA7219_AAD_IRQ_REG_A = 0, | |
184 | DA7219_AAD_IRQ_REG_B, | |
185 | DA7219_AAD_IRQ_REG_MAX, | |
186 | }; | |
187 | ||
188 | /* Private data */ | |
189 | struct da7219_aad_priv { | |
190 | struct snd_soc_codec *codec; | |
191 | int irq; | |
192 | ||
193 | u8 micbias_pulse_lvl; | |
194 | u32 micbias_pulse_time; | |
195 | ||
196 | u8 btn_cfg; | |
197 | ||
198 | struct work_struct btn_det_work; | |
199 | struct work_struct hptest_work; | |
200 | ||
201 | struct snd_soc_jack *jack; | |
202 | bool jack_inserted; | |
203 | }; | |
204 | ||
205 | /* AAD control */ | |
206 | void da7219_aad_jack_det(struct snd_soc_codec *codec, struct snd_soc_jack *jack); | |
207 | ||
208 | /* Init/Exit */ | |
209 | int da7219_aad_init(struct snd_soc_codec *codec); | |
210 | void da7219_aad_exit(struct snd_soc_codec *codec); | |
211 | ||
212 | #endif /* __DA7219_AAD_H */ |