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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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15
sound/soc/codecs/max98095.h
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@@ -250,6 +250,8 @@
/* M98095_088_CFG_LEVEL */
#define M98095_VSEN (1<<6)
#define M98095_ZDEN (1<<5)
#define M98095_BQ2EN (1<<3)
#define M98095_BQ1EN (1<<2)
#define M98095_EQ2EN (1<<1)
#define M98095_EQ1EN (1<<0)
@@ -281,4 +283,17 @@
#define M98095_PWRSV8K (1<<1)
#define M98095_PWRSV (1<<0)
#define M98095_COEFS_PER_BAND 5
#define M98095_BYTE1(w) ((w >> 8) & 0xff)
#define M98095_BYTE0(w) (w & 0xff)
/* Equalizer filter coefficients */
#define M98095_110_DAI1_EQ_BASE 0x10
#define M98095_142_DAI2_EQ_BASE 0x42
/* Biquad filter coefficients */
#define M98095_174_DAI1_BQ_BASE 0x74
#define M98095_17E_DAI2_BQ_BASE 0x7E
#endif