LXR linux/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
  34typedef void (*wm8958_micdet_cb)(u16 status, void *data);
  35
  36int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
  37                      int micbias, int det, int shrt);
  38int 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
  43struct wm8994_access_mask {
  44        unsigned short readable;   /* Mask of readable bits */
  45        unsigned short writable;   /* Mask of writable bits */
  46};
  47
  48extern const struct wm8994_access_mask wm8994_access_masks[WM8994_CACHE_SIZE];
  49extern const u16 wm8994_reg_defaults[WM8994_CACHE_SIZE];
  50
  51int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
  52                  struct snd_kcontrol *kcontrol, int event);
  53
  54void wm8958_dsp2_init(struct snd_soc_codec *codec);
  55
  56struct wm8994_micdet {
  57        struct snd_soc_jack *jack;
  58        int det;
  59        int shrt;
  60};
  61
  62/* codec private data */
  63struct 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
  72struct 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        int hpf1_ena[3];
  88        int hpf2_ena[3];
  89        int vss_ena[3];
  90        int enh_eq_ena[3];
  91
  92        /* Platform dependant DRC configuration */
  93        const char **drc_texts;
  94        int drc_cfg[WM8994_NUM_DRC];
  95        struct soc_enum drc_enum;
  96
  97        /* Platform dependant ReTune mobile configuration */
  98        int num_retune_mobile_texts;
  99        const char **retune_mobile_texts;
 100        int retune_mobile_cfg[WM8994_NUM_EQ];
 101        struct soc_enum retune_mobile_enum;
 102
 103        /* Platform dependant MBC configuration */
 104        int mbc_cfg;
 105        const char **mbc_texts;
 106        struct soc_enum mbc_enum;
 107
 108        /* Platform dependant VSS configuration */
 109        int vss_cfg;
 110        const char **vss_texts;
 111        struct soc_enum vss_enum;
 112
 113        /* Platform dependant VSS HPF configuration */
 114        int vss_hpf_cfg;
 115        const char **vss_hpf_texts;
 116        struct soc_enum vss_hpf_enum;
 117
 118        /* Platform dependant enhanced EQ configuration */
 119        int enh_eq_cfg;
 120        const char **enh_eq_texts;
 121        struct soc_enum enh_eq_enum;
 122
 123        struct wm8994_micdet micdet[2];
 124
 125        wm8958_micdet_cb jack_cb;
 126        void *jack_cb_data;
 127        int micdet_irq;
 128
 129        int revision;
 130        struct wm8994_pdata *pdata;
 131
 132        unsigned int aif1clk_enable:1;
 133        unsigned int aif2clk_enable:1;
 134
 135        unsigned int aif1clk_disable:1;
 136        unsigned int aif2clk_disable:1;
 137
 138        int dsp_active;
 139        const struct firmware *cur_fw;
 140        const struct firmware *mbc;
 141        const struct firmware *mbc_vss;
 142        const struct firmware *enh_eq;
 143};
 144
 145#endif
 146