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 /* Used to enable configuration of a GPIO to all zeros */
  15 #define WM8903_GPIO_NO_CONFIG 0x8000
  16
  17 /*
  18  * R6 (0x06) - Mic Bias Control 0
  19  */
  20 #define WM8903_MICDET_THR_MASK                  0x0030  /* MICDET_THR - [5:4] */
  21 #define WM8903_MICDET_THR_SHIFT                      4  /* MICDET_THR - [5:4] */
  22 #define WM8903_MICDET_THR_WIDTH                      2  /* MICDET_THR - [5:4] */
  23 #define WM8903_MICSHORT_THR_MASK                0x000C  /* MICSHORT_THR - [3:2] */
  24 #define WM8903_MICSHORT_THR_SHIFT                    2  /* MICSHORT_THR - [3:2] */
  25 #define WM8903_MICSHORT_THR_WIDTH                    2  /* MICSHORT_THR - [3:2] */
  26 #define WM8903_MICDET_ENA                       0x0002  /* MICDET_ENA */
  27 #define WM8903_MICDET_ENA_MASK                  0x0002  /* MICDET_ENA */
  28 #define WM8903_MICDET_ENA_SHIFT                      1  /* MICDET_ENA */
  29 #define WM8903_MICDET_ENA_WIDTH                      1  /* MICDET_ENA */
  30 #define WM8903_MICBIAS_ENA                      0x0001  /* MICBIAS_ENA */
  31 #define WM8903_MICBIAS_ENA_MASK                 0x0001  /* MICBIAS_ENA */
  32 #define WM8903_MICBIAS_ENA_SHIFT                     0  /* MICBIAS_ENA */
  33 #define WM8903_MICBIAS_ENA_WIDTH                     1  /* MICBIAS_ENA */
  34
  35 /*
  36  * WM8903_GPn_FN values
  37  *
  38  * See datasheets for list of valid values per pin
  39  */
  40 #define WM8903_GPn_FN_GPIO_OUTPUT                    0
  41 #define WM8903_GPn_FN_BCLK                           1
  42 #define WM8903_GPn_FN_IRQ_OUTPT                      2
  43 #define WM8903_GPn_FN_GPIO_INPUT                     3
  44 #define WM8903_GPn_FN_MICBIAS_CURRENT_DETECT         4
  45 #define WM8903_GPn_FN_MICBIAS_SHORT_DETECT           5
  46 #define WM8903_GPn_FN_DMIC_LR_CLK_OUTPUT             6
  47 #define WM8903_GPn_FN_FLL_LOCK_OUTPUT                8
  48 #define WM8903_GPn_FN_FLL_CLOCK_OUTPUT               9
  49
  50 /*
  51  * R116 (0x74) - GPIO Control 1
  52  */
  53 #define WM8903_GP1_FN_MASK                      0x1F00  /* GP1_FN - [12:8] */
  54 #define WM8903_GP1_FN_SHIFT                          8  /* GP1_FN - [12:8] */
  55 #define WM8903_GP1_FN_WIDTH                          5  /* GP1_FN - [12:8] */
  56 #define WM8903_GP1_DIR                          0x0080  /* GP1_DIR */
  57 #define WM8903_GP1_DIR_MASK                     0x0080  /* GP1_DIR */
  58 #define WM8903_GP1_DIR_SHIFT                         7  /* GP1_DIR */
  59 #define WM8903_GP1_DIR_WIDTH                         1  /* GP1_DIR */
  60 #define WM8903_GP1_OP_CFG                       0x0040  /* GP1_OP_CFG */
  61 #define WM8903_GP1_OP_CFG_MASK                  0x0040  /* GP1_OP_CFG */
  62 #define WM8903_GP1_OP_CFG_SHIFT                      6  /* GP1_OP_CFG */
  63 #define WM8903_GP1_OP_CFG_WIDTH                      1  /* GP1_OP_CFG */
  64 #define WM8903_GP1_IP_CFG                       0x0020  /* GP1_IP_CFG */
  65 #define WM8903_GP1_IP_CFG_MASK                  0x0020  /* GP1_IP_CFG */
  66 #define WM8903_GP1_IP_CFG_SHIFT                      5  /* GP1_IP_CFG */
  67 #define WM8903_GP1_IP_CFG_WIDTH                      1  /* GP1_IP_CFG */
  68 #define WM8903_GP1_LVL                          0x0010  /* GP1_LVL */
  69 #define WM8903_GP1_LVL_MASK                     0x0010  /* GP1_LVL */
  70 #define WM8903_GP1_LVL_SHIFT                         4  /* GP1_LVL */
  71 #define WM8903_GP1_LVL_WIDTH                         1  /* GP1_LVL */
  72 #define WM8903_GP1_PD                           0x0008  /* GP1_PD */
  73 #define WM8903_GP1_PD_MASK                      0x0008  /* GP1_PD */
  74 #define WM8903_GP1_PD_SHIFT                          3  /* GP1_PD */
  75 #define WM8903_GP1_PD_WIDTH                          1  /* GP1_PD */
  76 #define WM8903_GP1_PU                           0x0004  /* GP1_PU */
  77 #define WM8903_GP1_PU_MASK                      0x0004  /* GP1_PU */
  78 #define WM8903_GP1_PU_SHIFT                          2  /* GP1_PU */
  79 #define WM8903_GP1_PU_WIDTH                          1  /* GP1_PU */
  80 #define WM8903_GP1_INTMODE                      0x0002  /* GP1_INTMODE */
  81 #define WM8903_GP1_INTMODE_MASK                 0x0002  /* GP1_INTMODE */
  82 #define WM8903_GP1_INTMODE_SHIFT                     1  /* GP1_INTMODE */
  83 #define WM8903_GP1_INTMODE_WIDTH                     1  /* GP1_INTMODE */
  84 #define WM8903_GP1_DB                           0x0001  /* GP1_DB */
  85 #define WM8903_GP1_DB_MASK                      0x0001  /* GP1_DB */
  86 #define WM8903_GP1_DB_SHIFT                          0  /* GP1_DB */
  87 #define WM8903_GP1_DB_WIDTH                          1  /* GP1_DB */
  88
  89 /*
  90  * R117 (0x75) - GPIO Control 2
  91  */
  92 #define WM8903_GP2_FN_MASK                      0x1F00  /* GP2_FN - [12:8] */
  93 #define WM8903_GP2_FN_SHIFT                          8  /* GP2_FN - [12:8] */
  94 #define WM8903_GP2_FN_WIDTH                          5  /* GP2_FN - [12:8] */
  95 #define WM8903_GP2_DIR                          0x0080  /* GP2_DIR */
  96 #define WM8903_GP2_DIR_MASK                     0x0080  /* GP2_DIR */
  97 #define WM8903_GP2_DIR_SHIFT                         7  /* GP2_DIR */
  98 #define WM8903_GP2_DIR_WIDTH                         1  /* GP2_DIR */
  99 #define WM8903_GP2_OP_CFG                       0x0040  /* GP2_OP_CFG */
 100 #define WM8903_GP2_OP_CFG_MASK                  0x0040  /* GP2_OP_CFG */
 101 #define WM8903_GP2_OP_CFG_SHIFT                      6  /* GP2_OP_CFG */
 102 #define WM8903_GP2_OP_CFG_WIDTH                      1  /* GP2_OP_CFG */
 103 #define WM8903_GP2_IP_CFG                       0x0020  /* GP2_IP_CFG */
 104 #define WM8903_GP2_IP_CFG_MASK                  0x0020  /* GP2_IP_CFG */
 105 #define WM8903_GP2_IP_CFG_SHIFT                      5  /* GP2_IP_CFG */
 106 #define WM8903_GP2_IP_CFG_WIDTH                      1  /* GP2_IP_CFG */
 107 #define WM8903_GP2_LVL                          0x0010  /* GP2_LVL */
 108 #define WM8903_GP2_LVL_MASK                     0x0010  /* GP2_LVL */
 109 #define WM8903_GP2_LVL_SHIFT                         4  /* GP2_LVL */
 110 #define WM8903_GP2_LVL_WIDTH                         1  /* GP2_LVL */
 111 #define WM8903_GP2_PD                           0x0008  /* GP2_PD */
 112 #define WM8903_GP2_PD_MASK                      0x0008  /* GP2_PD */
 113 #define WM8903_GP2_PD_SHIFT                          3  /* GP2_PD */
 114 #define WM8903_GP2_PD_WIDTH                          1  /* GP2_PD */
 115 #define WM8903_GP2_PU                           0x0004  /* GP2_PU */
 116 #define WM8903_GP2_PU_MASK                      0x0004  /* GP2_PU */
 117 #define WM8903_GP2_PU_SHIFT                          2  /* GP2_PU */
 118 #define WM8903_GP2_PU_WIDTH                          1  /* GP2_PU */
 119 #define WM8903_GP2_INTMODE                      0x0002  /* GP2_INTMODE */
 120 #define WM8903_GP2_INTMODE_MASK                 0x0002  /* GP2_INTMODE */
 121 #define WM8903_GP2_INTMODE_SHIFT                     1  /* GP2_INTMODE */
 122 #define WM8903_GP2_INTMODE_WIDTH                     1  /* GP2_INTMODE */
 123 #define WM8903_GP2_DB                           0x0001  /* GP2_DB */
 124 #define WM8903_GP2_DB_MASK                      0x0001  /* GP2_DB */
 125 #define WM8903_GP2_DB_SHIFT                          0  /* GP2_DB */
 126 #define WM8903_GP2_DB_WIDTH                          1  /* GP2_DB */
 127
 128 /*
 129  * R118 (0x76) - GPIO Control 3
 130  */
 131 #define WM8903_GP3_FN_MASK                      0x1F00  /* GP3_FN - [12:8] */
 132 #define WM8903_GP3_FN_SHIFT                          8  /* GP3_FN - [12:8] */
 133 #define WM8903_GP3_FN_WIDTH                          5  /* GP3_FN - [12:8] */
 134 #define WM8903_GP3_DIR                          0x0080  /* GP3_DIR */
 135 #define WM8903_GP3_DIR_MASK                     0x0080  /* GP3_DIR */
 136 #define WM8903_GP3_DIR_SHIFT                         7  /* GP3_DIR */
 137 #define WM8903_GP3_DIR_WIDTH                         1  /* GP3_DIR */
 138 #define WM8903_GP3_OP_CFG                       0x0040  /* GP3_OP_CFG */
 139 #define WM8903_GP3_OP_CFG_MASK                  0x0040  /* GP3_OP_CFG */
 140 #define WM8903_GP3_OP_CFG_SHIFT                      6  /* GP3_OP_CFG */
 141 #define WM8903_GP3_OP_CFG_WIDTH                      1  /* GP3_OP_CFG */
 142 #define WM8903_GP3_IP_CFG                       0x0020  /* GP3_IP_CFG */
 143 #define WM8903_GP3_IP_CFG_MASK                  0x0020  /* GP3_IP_CFG */
 144 #define WM8903_GP3_IP_CFG_SHIFT                      5  /* GP3_IP_CFG */
 145 #define WM8903_GP3_IP_CFG_WIDTH                      1  /* GP3_IP_CFG */
 146 #define WM8903_GP3_LVL                          0x0010  /* GP3_LVL */
 147 #define WM8903_GP3_LVL_MASK                     0x0010  /* GP3_LVL */
 148 #define WM8903_GP3_LVL_SHIFT                         4  /* GP3_LVL */
 149 #define WM8903_GP3_LVL_WIDTH                         1  /* GP3_LVL */
 150 #define WM8903_GP3_PD                           0x0008  /* GP3_PD */
 151 #define WM8903_GP3_PD_MASK                      0x0008  /* GP3_PD */
 152 #define WM8903_GP3_PD_SHIFT                          3  /* GP3_PD */
 153 #define WM8903_GP3_PD_WIDTH                          1  /* GP3_PD */
 154 #define WM8903_GP3_PU                           0x0004  /* GP3_PU */
 155 #define WM8903_GP3_PU_MASK                      0x0004  /* GP3_PU */
 156 #define WM8903_GP3_PU_SHIFT                          2  /* GP3_PU */
 157 #define WM8903_GP3_PU_WIDTH                          1  /* GP3_PU */
 158 #define WM8903_GP3_INTMODE                      0x0002  /* GP3_INTMODE */
 159 #define WM8903_GP3_INTMODE_MASK                 0x0002  /* GP3_INTMODE */
 160 #define WM8903_GP3_INTMODE_SHIFT                     1  /* GP3_INTMODE */
 161 #define WM8903_GP3_INTMODE_WIDTH                     1  /* GP3_INTMODE */
 162 #define WM8903_GP3_DB                           0x0001  /* GP3_DB */
 163 #define WM8903_GP3_DB_MASK                      0x0001  /* GP3_DB */
 164 #define WM8903_GP3_DB_SHIFT                          0  /* GP3_DB */
 165 #define WM8903_GP3_DB_WIDTH                          1  /* GP3_DB */
 166
 167 /*
 168  * R119 (0x77) - GPIO Control 4
 169  */
 170 #define WM8903_GP4_FN_MASK                      0x1F00  /* GP4_FN - [12:8] */
 171 #define WM8903_GP4_FN_SHIFT                          8  /* GP4_FN - [12:8] */
 172 #define WM8903_GP4_FN_WIDTH                          5  /* GP4_FN - [12:8] */
 173 #define WM8903_GP4_DIR                          0x0080  /* GP4_DIR */
 174 #define WM8903_GP4_DIR_MASK                     0x0080  /* GP4_DIR */
 175 #define WM8903_GP4_DIR_SHIFT                         7  /* GP4_DIR */
 176 #define WM8903_GP4_DIR_WIDTH                         1  /* GP4_DIR */
 177 #define WM8903_GP4_OP_CFG                       0x0040  /* GP4_OP_CFG */
 178 #define WM8903_GP4_OP_CFG_MASK                  0x0040  /* GP4_OP_CFG */
 179 #define WM8903_GP4_OP_CFG_SHIFT                      6  /* GP4_OP_CFG */
 180 #define WM8903_GP4_OP_CFG_WIDTH                      1  /* GP4_OP_CFG */
 181 #define WM8903_GP4_IP_CFG                       0x0020  /* GP4_IP_CFG */
 182 #define WM8903_GP4_IP_CFG_MASK                  0x0020  /* GP4_IP_CFG */
 183 #define WM8903_GP4_IP_CFG_SHIFT                      5  /* GP4_IP_CFG */
 184 #define WM8903_GP4_IP_CFG_WIDTH                      1  /* GP4_IP_CFG */
 185 #define WM8903_GP4_LVL                          0x0010  /* GP4_LVL */
 186 #define WM8903_GP4_LVL_MASK                     0x0010  /* GP4_LVL */
 187 #define WM8903_GP4_LVL_SHIFT                         4  /* GP4_LVL */
 188 #define WM8903_GP4_LVL_WIDTH                         1  /* GP4_LVL */
 189 #define WM8903_GP4_PD                           0x0008  /* GP4_PD */
 190 #define WM8903_GP4_PD_MASK                      0x0008  /* GP4_PD */
 191 #define WM8903_GP4_PD_SHIFT                          3  /* GP4_PD */
 192 #define WM8903_GP4_PD_WIDTH                          1  /* GP4_PD */
 193 #define WM8903_GP4_PU                           0x0004  /* GP4_PU */
 194 #define WM8903_GP4_PU_MASK                      0x0004  /* GP4_PU */
 195 #define WM8903_GP4_PU_SHIFT                          2  /* GP4_PU */
 196 #define WM8903_GP4_PU_WIDTH                          1  /* GP4_PU */
 197 #define WM8903_GP4_INTMODE                      0x0002  /* GP4_INTMODE */
 198 #define WM8903_GP4_INTMODE_MASK                 0x0002  /* GP4_INTMODE */
 199 #define WM8903_GP4_INTMODE_SHIFT                     1  /* GP4_INTMODE */
 200 #define WM8903_GP4_INTMODE_WIDTH                     1  /* GP4_INTMODE */
 201 #define WM8903_GP4_DB                           0x0001  /* GP4_DB */
 202 #define WM8903_GP4_DB_MASK                      0x0001  /* GP4_DB */
 203 #define WM8903_GP4_DB_SHIFT                          0  /* GP4_DB */
 204 #define WM8903_GP4_DB_WIDTH                          1  /* GP4_DB */
 205
 206 /*
 207  * R120 (0x78) - GPIO Control 5
 208  */
 209 #define WM8903_GP5_FN_MASK                      0x1F00  /* GP5_FN - [12:8] */
 210 #define WM8903_GP5_FN_SHIFT                          8  /* GP5_FN - [12:8] */
 211 #define WM8903_GP5_FN_WIDTH                          5  /* GP5_FN - [12:8] */
 212 #define WM8903_GP5_DIR                          0x0080  /* GP5_DIR */
 213 #define WM8903_GP5_DIR_MASK                     0x0080  /* GP5_DIR */
 214 #define WM8903_GP5_DIR_SHIFT                         7  /* GP5_DIR */
 215 #define WM8903_GP5_DIR_WIDTH                         1  /* GP5_DIR */
 216 #define WM8903_GP5_OP_CFG                       0x0040  /* GP5_OP_CFG */
 217 #define WM8903_GP5_OP_CFG_MASK                  0x0040  /* GP5_OP_CFG */
 218 #define WM8903_GP5_OP_CFG_SHIFT                      6  /* GP5_OP_CFG */
 219 #define WM8903_GP5_OP_CFG_WIDTH                      1  /* GP5_OP_CFG */
 220 #define WM8903_GP5_IP_CFG                       0x0020  /* GP5_IP_CFG */
 221 #define WM8903_GP5_IP_CFG_MASK                  0x0020  /* GP5_IP_CFG */
 222 #define WM8903_GP5_IP_CFG_SHIFT                      5  /* GP5_IP_CFG */
 223 #define WM8903_GP5_IP_CFG_WIDTH                      1  /* GP5_IP_CFG */
 224 #define WM8903_GP5_LVL                          0x0010  /* GP5_LVL */
 225 #define WM8903_GP5_LVL_MASK                     0x0010  /* GP5_LVL */
 226 #define WM8903_GP5_LVL_SHIFT                         4  /* GP5_LVL */
 227 #define WM8903_GP5_LVL_WIDTH                         1  /* GP5_LVL */
 228 #define WM8903_GP5_PD                           0x0008  /* GP5_PD */
 229 #define WM8903_GP5_PD_MASK                      0x0008  /* GP5_PD */
 230 #define WM8903_GP5_PD_SHIFT                          3  /* GP5_PD */
 231 #define WM8903_GP5_PD_WIDTH                          1  /* GP5_PD */
 232 #define WM8903_GP5_PU                           0x0004  /* GP5_PU */
 233 #define WM8903_GP5_PU_MASK                      0x0004  /* GP5_PU */
 234 #define WM8903_GP5_PU_SHIFT                          2  /* GP5_PU */
 235 #define WM8903_GP5_PU_WIDTH                          1  /* GP5_PU */
 236 #define WM8903_GP5_INTMODE                      0x0002  /* GP5_INTMODE */
 237 #define WM8903_GP5_INTMODE_MASK                 0x0002  /* GP5_INTMODE */
 238 #define WM8903_GP5_INTMODE_SHIFT                     1  /* GP5_INTMODE */
 239 #define WM8903_GP5_INTMODE_WIDTH                     1  /* GP5_INTMODE */
 240 #define WM8903_GP5_DB                           0x0001  /* GP5_DB */
 241 #define WM8903_GP5_DB_MASK                      0x0001  /* GP5_DB */
 242 #define WM8903_GP5_DB_SHIFT                          0  /* GP5_DB */
 243 #define WM8903_GP5_DB_WIDTH                          1  /* GP5_DB */
 244
 245 #define WM8903_NUM_GPIO 5
 246
 247 struct wm8903_platform_data {
 248         bool irq_active_low;   /* Set if IRQ active low, default high */
 249
 250         /* Default register value for R6 (Mic bias), used to configure
 251          * microphone detection.  In conjunction with gpio_cfg this
 252          * can be used to route the microphone status signals out onto
 253          * the GPIOs for use with snd_soc_jack_add_gpios().
 254          */
 255         u16 micdet_cfg;
 256
 257         int micdet_delay;      /* Delay after microphone detection (ms) */
 258
 259         int gpio_base;
 260         u32 gpio_cfg[WM8903_NUM_GPIO]; /* Default register values for GPIO pin mux */
 261 };
 262
 263 #endif