ASoC: da7210: Add support for ADC & DAC equalizers

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

Signed-off-by: Ashish Chavan <ashish.chavan@kpitcummins.com>
Signed-off-by: David Dajun Chen <dchen@diasemi.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 902fa58619014209d8f31e1cee860e772fe57e35..7dc1259010be5282e4e4629b64826dd5b441b812 100644 (file)
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -34,10 +34,16 @@
 #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_HP_L_VOL                        0x21
@@ -158,11 +164,42 @@ static const unsigned int hp_out_tlv[] = {
        0x11, 0x3f, TLV_DB_SCALE_ITEM(-5400, 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 struct snd_kcontrol_new da7210_snd_controls[] = {
 
        SOC_DOUBLE_R_TLV("HeadPhone Playback Volume",
                         DA7210_HP_L_VOL, DA7210_HP_R_VOL,
                         0, 0x3F, 0, hp_out_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 */