[alsa-devel] [PATCH 3/9] ASoC: da7210: Add support for ADC & DACequalizers

From: Ashish Chavan
Date: Wed Oct 12 2011 - 10:48:58 EST


This patch adds support for ADC and DAC five band equalizers
available on DA7210 codec.

Tested on Samsung SMDK6410 board with DA7210 evaluation board.

Signed-off-by: Ashish Chavan <ashish.chavan@xxxxxxxxxxxxxxx>
Signed-off-by: David Dajun Chen <dchen@xxxxxxxxxxx>
---
sound/soc/codecs/da7210.c | 36 ++++++++++++++++++++++++++++++++++++
1 files changed, 36 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 6039ada..b48a8af 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -38,10 +38,16 @@
#define DA7210_INMIX_R 0x0E
#define DA7210_ADC_HPF 0x0F
#define DA7210_ADC 0x10
+#define DA7210_ADC_EQ1_2 0X11
+#define DA7210_ADC_EQ3_4 0x12
+#define DA7210_ADC_EQ5 0x13
#define DA7210_DAC_HPF 0x14
#define DA7210_DAC_L 0x15
#define DA7210_DAC_R 0x16
#define DA7210_DAC_SEL 0x17
+#define DA7210_DAC_EQ1_2 0x19
+#define DA7210_DAC_EQ3_4 0x1A
+#define DA7210_DAC_EQ5 0x1B
#define DA7210_OUTMIX_L 0x1C
#define DA7210_OUTMIX_R 0x1D
#define DA7210_OUT1_L 0x1E
@@ -190,6 +196,8 @@ static const DECLARE_TLV_DB_SCALE(dac_gain_tlv, -7725, 75, 0);
static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(aux2_vol_tlv, -600, 600, 0);
static const DECLARE_TLV_DB_SCALE(inpga_gain_tlv, -450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
+static const DECLARE_TLV_DB_SCALE(adc_eq_master_gain_tlv, -1800, 600, 1);

static const unsigned int lineout_vol_tlv[] = {
TLV_DB_RANGE_HEAD(2),
@@ -248,6 +256,34 @@ static const struct snd_kcontrol_new da7210_snd_controls[] = {

SOC_DOUBLE_TLV("In PGA Capture Volume", DA7210_IN_GAIN, 0, 4, 0xF, 0,
inpga_gain_tlv),
+
+ /* DAC Equalizer controls */
+ SOC_SINGLE("DAC EQ Switch", DA7210_DAC_EQ5, 7, 1, 0),
+ SOC_SINGLE_TLV("DAC EQ1 Volume", DA7210_DAC_EQ1_2, 0, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("DAC EQ2 Volume", DA7210_DAC_EQ1_2, 4, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("DAC EQ3 Volume", DA7210_DAC_EQ3_4, 0, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("DAC EQ4 Volume", DA7210_DAC_EQ3_4, 4, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("DAC EQ5 Volume", DA7210_DAC_EQ5, 0, 0xf, 1,
+ eq_gain_tlv),
+
+ /* ADC Equalizer controls */
+ SOC_SINGLE("ADC EQ Switch", DA7210_ADC_EQ5, 7, 1, 0),
+ SOC_SINGLE_TLV("ADC EQ Master Volume", DA7210_ADC_EQ5, 4, 0x3,
+ 1, adc_eq_master_gain_tlv),
+ SOC_SINGLE_TLV("ADC EQ1 Volume", DA7210_ADC_EQ1_2, 0, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("ADC EQ2 Volume", DA7210_ADC_EQ1_2, 4, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("ADC EQ3 Volume", DA7210_ADC_EQ3_4, 0, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("ADC EQ4 Volume", DA7210_ADC_EQ3_4, 4, 0xf, 1,
+ eq_gain_tlv),
+ SOC_SINGLE_TLV("ADC EQ5 Volume", DA7210_ADC_EQ5, 0, 0xf, 1,
+ eq_gain_tlv),
};

/* Codec private data */
--
1.7.1


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/