linux/sound/soc/codecs/wm8994.h
Mark Brown 312158718f ASoC: Add WM8958 enhanced EQ support
DSP2 in the WM8958 can be used to support an upgraded EQ for use in
demanding applications.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
2011-03-22 18:41:28 +00:00

146 lines
3.3 KiB
C

/*
* wm8994.h -- WM8994 Soc Audio driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _WM8994_H
#define _WM8994_H
#include <sound/soc.h>
#include <linux/firmware.h>
#include "wm_hubs.h"
/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
#define WM8994_SYSCLK_MCLK1 1
#define WM8994_SYSCLK_MCLK2 2
#define WM8994_SYSCLK_FLL1 3
#define WM8994_SYSCLK_FLL2 4
/* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
#define WM8994_SYSCLK_OPCLK 5
#define WM8994_FLL1 1
#define WM8994_FLL2 2
#define WM8994_FLL_SRC_MCLK1 1
#define WM8994_FLL_SRC_MCLK2 2
#define WM8994_FLL_SRC_LRCLK 3
#define WM8994_FLL_SRC_BCLK 4
typedef void (*wm8958_micdet_cb)(u16 status, void *data);
int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
int micbias, int det, int shrt);
int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
wm8958_micdet_cb cb, void *cb_data);
#define WM8994_CACHE_SIZE 1570
struct wm8994_access_mask {
unsigned short readable; /* Mask of readable bits */
unsigned short writable; /* Mask of writable bits */
};
extern const struct wm8994_access_mask wm8994_access_masks[WM8994_CACHE_SIZE];
extern const u16 wm8994_reg_defaults[WM8994_CACHE_SIZE];
int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event);
void wm8958_dsp2_init(struct snd_soc_codec *codec);
struct wm8994_micdet {
struct snd_soc_jack *jack;
int det;
int shrt;
};
/* codec private data */
struct wm8994_fll_config {
int src;
int in;
int out;
};
#define WM8994_NUM_DRC 3
#define WM8994_NUM_EQ 3
struct wm8994_priv {
struct wm_hubs_data hubs;
enum snd_soc_control_type control_type;
void *control_data;
struct snd_soc_codec *codec;
int sysclk[2];
int sysclk_rate[2];
int mclk[2];
int aifclk[2];
struct wm8994_fll_config fll[2], fll_suspend[2];
int dac_rates[2];
int lrclk_shared[2];
int mbc_ena[3];
int hpf1_ena[3];
int hpf2_ena[3];
int vss_ena[3];
int enh_eq_ena[3];
/* Platform dependant DRC configuration */
const char **drc_texts;
int drc_cfg[WM8994_NUM_DRC];
struct soc_enum drc_enum;
/* Platform dependant ReTune mobile configuration */
int num_retune_mobile_texts;
const char **retune_mobile_texts;
int retune_mobile_cfg[WM8994_NUM_EQ];
struct soc_enum retune_mobile_enum;
/* Platform dependant MBC configuration */
int mbc_cfg;
const char **mbc_texts;
struct soc_enum mbc_enum;
/* Platform dependant VSS configuration */
int vss_cfg;
const char **vss_texts;
struct soc_enum vss_enum;
/* Platform dependant VSS HPF configuration */
int vss_hpf_cfg;
const char **vss_hpf_texts;
struct soc_enum vss_hpf_enum;
/* Platform dependant enhanced EQ configuration */
int enh_eq_cfg;
const char **enh_eq_texts;
struct soc_enum enh_eq_enum;
struct wm8994_micdet micdet[2];
wm8958_micdet_cb jack_cb;
void *jack_cb_data;
int micdet_irq;
int revision;
struct wm8994_pdata *pdata;
unsigned int aif1clk_enable:1;
unsigned int aif2clk_enable:1;
unsigned int aif1clk_disable:1;
unsigned int aif2clk_disable:1;
int dsp_active;
const struct firmware *cur_fw;
const struct firmware *mbc;
const struct firmware *mbc_vss;
const struct firmware *enh_eq;
};
#endif