sound/soc/codecs/da7219-aad.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * da7219-aad.h - DA7322 ASoC AAD Driver
   4  *
   5  * Copyright (c) 2015 Dialog Semiconductor Ltd.
   6  *
   7  * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   8  */
   9
  10 #ifndef __DA7219_AAD_H
  11 #define __DA7219_AAD_H
  12
  13 #include <linux/timer.h>
  14 #include <linux/mutex.h>
  15 #include <sound/soc.h>
  16 #include <sound/jack.h>
  17 #include <sound/da7219-aad.h>
  18
  19 /*
  20  * Registers
  21  */
  22
  23 #define DA7219_ACCDET_STATUS_A          0xC0
  24 #define DA7219_ACCDET_STATUS_B          0xC1
  25 #define DA7219_ACCDET_IRQ_EVENT_A       0xC2
  26 #define DA7219_ACCDET_IRQ_EVENT_B       0xC3
  27 #define DA7219_ACCDET_IRQ_MASK_A        0xC4
  28 #define DA7219_ACCDET_IRQ_MASK_B        0xC5
  29 #define DA7219_ACCDET_CONFIG_1          0xC6
  30 #define DA7219_ACCDET_CONFIG_2          0xC7
  31 #define DA7219_ACCDET_CONFIG_3          0xC8
  32 #define DA7219_ACCDET_CONFIG_4          0xC9
  33 #define DA7219_ACCDET_CONFIG_5          0xCA
  34 #define DA7219_ACCDET_CONFIG_6          0xCB
  35 #define DA7219_ACCDET_CONFIG_7          0xCC
  36 #define DA7219_ACCDET_CONFIG_8          0xCD
  37
  38
  39 /*
  40  * Bit Fields
  41  */
  42
  43 /* DA7219_ACCDET_STATUS_A = 0xC0 */
  44 #define DA7219_JACK_INSERTION_STS_SHIFT 0
  45 #define DA7219_JACK_INSERTION_STS_MASK  (0x1 << 0)
  46 #define DA7219_JACK_TYPE_STS_SHIFT      1
  47 #define DA7219_JACK_TYPE_STS_MASK       (0x1 << 1)
  48 #define DA7219_JACK_PIN_ORDER_STS_SHIFT 2
  49 #define DA7219_JACK_PIN_ORDER_STS_MASK  (0x1 << 2)
  50 #define DA7219_MICBIAS_UP_STS_SHIFT     3
  51 #define DA7219_MICBIAS_UP_STS_MASK      (0x1 << 3)
  52
  53 /* DA7219_ACCDET_STATUS_B = 0xC1 */
  54 #define DA7219_BUTTON_TYPE_STS_SHIFT    0
  55 #define DA7219_BUTTON_TYPE_STS_MASK     (0xFF << 0)
  56
  57 /* DA7219_ACCDET_IRQ_EVENT_A = 0xC2 */
  58 #define DA7219_E_JACK_INSERTED_SHIFT            0
  59 #define DA7219_E_JACK_INSERTED_MASK             (0x1 << 0)
  60 #define DA7219_E_JACK_REMOVED_SHIFT             1
  61 #define DA7219_E_JACK_REMOVED_MASK              (0x1 << 1)
  62 #define DA7219_E_JACK_DETECT_COMPLETE_SHIFT     2
  63 #define DA7219_E_JACK_DETECT_COMPLETE_MASK      (0x1 << 2)
  64
  65 /* DA7219_ACCDET_IRQ_EVENT_B = 0xC3 */
  66 #define DA7219_E_BUTTON_A_PRESSED_SHIFT         0
  67 #define DA7219_E_BUTTON_A_PRESSED_MASK          (0x1 << 0)
  68 #define DA7219_E_BUTTON_B_PRESSED_SHIFT         1
  69 #define DA7219_E_BUTTON_B_PRESSED_MASK          (0x1 << 1)
  70 #define DA7219_E_BUTTON_C_PRESSED_SHIFT         2
  71 #define DA7219_E_BUTTON_C_PRESSED_MASK          (0x1 << 2)
  72 #define DA7219_E_BUTTON_D_PRESSED_SHIFT         3
  73 #define DA7219_E_BUTTON_D_PRESSED_MASK          (0x1 << 3)
  74 #define DA7219_E_BUTTON_D_RELEASED_SHIFT        4
  75 #define DA7219_E_BUTTON_D_RELEASED_MASK         (0x1 << 4)
  76 #define DA7219_E_BUTTON_C_RELEASED_SHIFT        5
  77 #define DA7219_E_BUTTON_C_RELEASED_MASK         (0x1 << 5)
  78 #define DA7219_E_BUTTON_B_RELEASED_SHIFT        6
  79 #define DA7219_E_BUTTON_B_RELEASED_MASK         (0x1 << 6)
  80 #define DA7219_E_BUTTON_A_RELEASED_SHIFT        7
  81 #define DA7219_E_BUTTON_A_RELEASED_MASK         (0x1 << 7)
  82
  83 /* DA7219_ACCDET_IRQ_MASK_A = 0xC4 */
  84 #define DA7219_M_JACK_INSERTED_SHIFT            0
  85 #define DA7219_M_JACK_INSERTED_MASK             (0x1 << 0)
  86 #define DA7219_M_JACK_REMOVED_SHIFT             1
  87 #define DA7219_M_JACK_REMOVED_MASK              (0x1 << 1)
  88 #define DA7219_M_JACK_DETECT_COMPLETE_SHIFT     2
  89 #define DA7219_M_JACK_DETECT_COMPLETE_MASK      (0x1 << 2)
  90
  91 /* DA7219_ACCDET_IRQ_MASK_B = 0xC5 */
  92 #define DA7219_M_BUTTON_A_PRESSED_SHIFT         0
  93 #define DA7219_M_BUTTON_A_PRESSED_MASK          (0x1 << 0)
  94 #define DA7219_M_BUTTON_B_PRESSED_SHIFT         1
  95 #define DA7219_M_BUTTON_B_PRESSED_MASK          (0x1 << 1)
  96 #define DA7219_M_BUTTON_C_PRESSED_SHIFT         2
  97 #define DA7219_M_BUTTON_C_PRESSED_MASK          (0x1 << 2)
  98 #define DA7219_M_BUTTON_D_PRESSED_SHIFT         3
  99 #define DA7219_M_BUTTON_D_PRESSED_MASK          (0x1 << 3)
 100 #define DA7219_M_BUTTON_D_RELEASED_SHIFT        4
 101 #define DA7219_M_BUTTON_D_RELEASED_MASK         (0x1 << 4)
 102 #define DA7219_M_BUTTON_C_RELEASED_SHIFT        5
 103 #define DA7219_M_BUTTON_C_RELEASED_MASK         (0x1 << 5)
 104 #define DA7219_M_BUTTON_B_RELEASED_SHIFT        6
 105 #define DA7219_M_BUTTON_B_RELEASED_MASK         (0x1 << 6)
 106 #define DA7219_M_BUTTON_A_RELEASED_SHIFT        7
 107 #define DA7219_M_BUTTON_A_RELEASED_MASK         (0x1 << 7)
 108
 109 /* DA7219_ACCDET_CONFIG_1 = 0xC6 */
 110 #define DA7219_ACCDET_EN_SHIFT          0
 111 #define DA7219_ACCDET_EN_MASK           (0x1 << 0)
 112 #define DA7219_BUTTON_CONFIG_SHIFT      1
 113 #define DA7219_BUTTON_CONFIG_MASK       (0x7 << 1)
 114 #define DA7219_MIC_DET_THRESH_SHIFT     4
 115 #define DA7219_MIC_DET_THRESH_MASK      (0x3 << 4)
 116 #define DA7219_JACK_TYPE_DET_EN_SHIFT   6
 117 #define DA7219_JACK_TYPE_DET_EN_MASK    (0x1 << 6)
 118 #define DA7219_PIN_ORDER_DET_EN_SHIFT   7
 119 #define DA7219_PIN_ORDER_DET_EN_MASK    (0x1 << 7)
 120
 121 /* DA7219_ACCDET_CONFIG_2 = 0xC7 */
 122 #define DA7219_ACCDET_PAUSE_SHIFT       0
 123 #define DA7219_ACCDET_PAUSE_MASK        (0x1 << 0)
 124 #define DA7219_JACKDET_DEBOUNCE_SHIFT   1
 125 #define DA7219_JACKDET_DEBOUNCE_MASK    (0x7 << 1)
 126 #define DA7219_JACK_DETECT_RATE_SHIFT   4
 127 #define DA7219_JACK_DETECT_RATE_MASK    (0x3 << 4)
 128 #define DA7219_JACKDET_REM_DEB_SHIFT    6
 129 #define DA7219_JACKDET_REM_DEB_MASK     (0x3 << 6)
 130
 131 /* DA7219_ACCDET_CONFIG_3 = 0xC8 */
 132 #define DA7219_A_D_BUTTON_THRESH_SHIFT  0
 133 #define DA7219_A_D_BUTTON_THRESH_MASK   (0xFF << 0)
 134
 135 /* DA7219_ACCDET_CONFIG_4 = 0xC9 */
 136 #define DA7219_D_B_BUTTON_THRESH_SHIFT  0
 137 #define DA7219_D_B_BUTTON_THRESH_MASK   (0xFF << 0)
 138
 139 /* DA7219_ACCDET_CONFIG_5 = 0xCA */
 140 #define DA7219_B_C_BUTTON_THRESH_SHIFT  0
 141 #define DA7219_B_C_BUTTON_THRESH_MASK   (0xFF << 0)
 142
 143 /* DA7219_ACCDET_CONFIG_6 = 0xCB */
 144 #define DA7219_C_MIC_BUTTON_THRESH_SHIFT        0
 145 #define DA7219_C_MIC_BUTTON_THRESH_MASK         (0xFF << 0)
 146
 147 /* DA7219_ACCDET_CONFIG_7 = 0xCC */
 148 #define DA7219_BUTTON_AVERAGE_SHIFT     0
 149 #define DA7219_BUTTON_AVERAGE_MASK      (0x3 << 0)
 150 #define DA7219_ADC_1_BIT_REPEAT_SHIFT   2
 151 #define DA7219_ADC_1_BIT_REPEAT_MASK    (0x3 << 2)
 152 #define DA7219_PIN_ORDER_FORCE_SHIFT    4
 153 #define DA7219_PIN_ORDER_FORCE_MASK     (0x1 << 4)
 154 #define DA7219_JACK_TYPE_FORCE_SHIFT    5
 155 #define DA7219_JACK_TYPE_FORCE_MASK     (0x1 << 5)
 156
 157 /* DA7219_ACCDET_CONFIG_8 = 0xCD */
 158 #define DA7219_HPTEST_EN_SHIFT          0
 159 #define DA7219_HPTEST_EN_MASK           (0x1 << 0)
 160 #define DA7219_HPTEST_RES_SEL_SHIFT     1
 161 #define DA7219_HPTEST_RES_SEL_MASK      (0x3 << 1)
 162 #define DA7219_HPTEST_RES_SEL_1KOHMS    (0x0 << 1)
 163 #define DA7219_HPTEST_COMP_SHIFT        4
 164 #define DA7219_HPTEST_COMP_MASK         (0x1 << 4)
 165
 166
 167 #define DA7219_AAD_MAX_BUTTONS          4
 168 #define DA7219_AAD_REPORT_ALL_MASK      (SND_JACK_MECHANICAL |                  \
 169                                          SND_JACK_HEADSET | SND_JACK_LINEOUT |  \
 170                                          SND_JACK_BTN_0 | SND_JACK_BTN_1 |      \
 171                                          SND_JACK_BTN_2 | SND_JACK_BTN_3)
 172
 173 #define DA7219_AAD_MICBIAS_CHK_DELAY    10
 174 #define DA7219_AAD_MICBIAS_CHK_RETRIES  5
 175
 176 #define DA7219_AAD_HPTEST_RAMP_FREQ             0x28
 177 #define DA7219_AAD_HPTEST_RAMP_FREQ_INT_OSC     0x4D
 178 #define DA7219_AAD_HPTEST_PERIOD                65
 179 #define DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY    20
 180
 181 enum da7219_aad_event_regs {
 182         DA7219_AAD_IRQ_REG_A = 0,
 183         DA7219_AAD_IRQ_REG_B,
 184         DA7219_AAD_IRQ_REG_MAX,
 185 };
 186
 187 /* Private data */
 188 struct da7219_aad_priv {
 189         struct snd_soc_component *component;
 190         int irq;
 191         int gnd_switch_delay;
 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         struct work_struct jack_det_work;
 201
 202         struct mutex  jack_det_mutex;
 203
 204         struct snd_soc_jack *jack;
 205         bool micbias_resume_enable;
 206         bool jack_inserted;
 207 };
 208
 209 /* AAD control */
 210 void da7219_aad_jack_det(struct snd_soc_component *component, struct snd_soc_jack *jack);
 211
 212 /* Suspend/Resume */
 213 void da7219_aad_suspend(struct snd_soc_component *component);
 214 void da7219_aad_resume(struct snd_soc_component *component);
 215
 216 /* Init/Exit */
 217 int da7219_aad_init(struct snd_soc_component *component);
 218 void da7219_aad_exit(struct snd_soc_component *component);
 219
 220 /* I2C Probe */
 221 int da7219_aad_probe(struct i2c_client *i2c);
 222
 223 #endif /* __DA7219_AAD_H */