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ASoC: Add EQ and filter to max98095 CODEC driver

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This patch adds the equalizer and biquad filter controls.

Signed-off-by: Peter Hsiang <peter.hsiang@maxim-ic.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Peter Hsiang
2011-04-19 18:20:40 -07:00
committed by Mark Brown
parent dea8b6eef0
commit dad31ec133
3 changed files with 434 additions and 0 deletions
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28
include/sound/max98095.h
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@@ -13,8 +13,36 @@
#ifndef __SOUND_MAX98095_PDATA_H__
#define __SOUND_MAX98095_PDATA_H__
/* Equalizer filter response configuration */
struct max98095_eq_cfg {
const char *name;
unsigned int rate;
u16 band1[5];
u16 band2[5];
u16 band3[5];
u16 band4[5];
u16 band5[5];
};
/* Biquad filter response configuration */
struct max98095_biquad_cfg {
const char *name;
unsigned int rate;
u16 band1[5];
u16 band2[5];
};
/* codec platform data */
struct max98095_pdata {
/* Equalizers for DAI1 and DAI2 */
struct max98095_eq_cfg *eq_cfg;
unsigned int eq_cfgcnt;
/* Biquad filter for DAI1 and DAI2 */
struct max98095_biquad_cfg *bq_cfg;
unsigned int bq_cfgcnt;
/* Analog/digital microphone configuration:
* 0 = analog microphone input (normal setting)
* 1 = digital microphone input