sound/soc/codecs/wm8994.h

   1 /*
   2  * wm8994.h  --  WM8994 Soc Audio driver
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef _WM8994_H
  10 #define _WM8994_H
  11
  12 #include <sound/soc.h>
  13 #include <linux/firmware.h>
  14
  15 #include "wm_hubs.h"
  16
  17 /* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
  18 #define WM8994_SYSCLK_MCLK1 1
  19 #define WM8994_SYSCLK_MCLK2 2
  20 #define WM8994_SYSCLK_FLL1  3
  21 #define WM8994_SYSCLK_FLL2  4
  22
  23 /* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
  24 #define WM8994_SYSCLK_OPCLK 5
  25
  26 #define WM8994_FLL1 1
  27 #define WM8994_FLL2 2
  28
  29 #define WM8994_FLL_SRC_MCLK1  1
  30 #define WM8994_FLL_SRC_MCLK2  2
  31 #define WM8994_FLL_SRC_LRCLK  3
  32 #define WM8994_FLL_SRC_BCLK   4
  33
  34 typedef void (*wm8958_micdet_cb)(u16 status, void *data);
  35
  36 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
  37                       int micbias, int det, int shrt);
  38 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
  39                       wm8958_micdet_cb cb, void *cb_data);
  40
  41 #define WM8994_CACHE_SIZE 1570
  42
  43 struct wm8994_access_mask {
  44         unsigned short readable;   /* Mask of readable bits */
  45         unsigned short writable;   /* Mask of writable bits */
  46 };
  47
  48 extern const struct wm8994_access_mask wm8994_access_masks[WM8994_CACHE_SIZE];
  49 extern const u16 wm8994_reg_defaults[WM8994_CACHE_SIZE];
  50
  51 int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
  52                   struct snd_kcontrol *kcontrol, int event);
  53
  54 void wm8958_dsp2_init(struct snd_soc_codec *codec);
  55
  56 struct wm8994_micdet {
  57         struct snd_soc_jack *jack;
  58         int det;
  59         int shrt;
  60 };
  61
  62 /* codec private data */
  63 struct wm8994_fll_config {
  64         int src;
  65         int in;
  66         int out;
  67 };
  68
  69 #define WM8994_NUM_DRC 3
  70 #define WM8994_NUM_EQ  3
  71
  72 struct wm8994_priv {
  73         struct wm_hubs_data hubs;
  74         enum snd_soc_control_type control_type;
  75         void *control_data;
  76         struct snd_soc_codec *codec;
  77         int sysclk[2];
  78         int sysclk_rate[2];
  79         int mclk[2];
  80         int aifclk[2];
  81         struct wm8994_fll_config fll[2], fll_suspend[2];
  82
  83         int dac_rates[2];
  84         int lrclk_shared[2];
  85
  86         int mbc_ena[3];
  87
  88         /* Platform dependant DRC configuration */
  89         const char **drc_texts;
  90         int drc_cfg[WM8994_NUM_DRC];
  91         struct soc_enum drc_enum;
  92
  93         /* Platform dependant ReTune mobile configuration */
  94         int num_retune_mobile_texts;
  95         const char **retune_mobile_texts;
  96         int retune_mobile_cfg[WM8994_NUM_EQ];
  97         struct soc_enum retune_mobile_enum;
  98
  99         /* Platform dependant MBC configuration */
 100         int mbc_cfg;
 101         const char **mbc_texts;
 102         struct soc_enum mbc_enum;
 103
 104         struct wm8994_micdet micdet[2];
 105
 106         wm8958_micdet_cb jack_cb;
 107         void *jack_cb_data;
 108         int micdet_irq;
 109
 110         int revision;
 111         struct wm8994_pdata *pdata;
 112
 113         unsigned int aif1clk_enable:1;
 114         unsigned int aif2clk_enable:1;
 115
 116         unsigned int aif1clk_disable:1;
 117         unsigned int aif2clk_disable:1;
 118
 119         int dsp_active;
 120         const struct firmware *cur_fw;
 121         const struct firmware *mbc;
 122 };
 123
 124 #endif