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Subject[PATCH 2/2] ASoC: tfa9879: Add bass and treble gain/freq controls.
Date
From: Peter Rosin <peda@axentia.se>

Signed-off-by: Peter Rosin <peda@axentia.se>
---
sound/soc/codecs/tfa9879.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)

diff --git a/sound/soc/codecs/tfa9879.c b/sound/soc/codecs/tfa9879.c
index 90cc28f7e6ed..0d62962542e2 100644
--- a/sound/soc/codecs/tfa9879.c
+++ b/sound/soc/codecs/tfa9879.c
@@ -213,10 +213,26 @@ static bool tfa9879_volatile_register(struct device *dev, unsigned int reg)
}

static const DECLARE_TLV_DB_SCALE(volume_tlv, -7050, 50, 1);
+static const DECLARE_TLV_DB_SCALE(tb_gain_tlv, -1800, 200, 0);
+static const char * const tb_freq_text[] = {
+ "Low", "Mid", "High"
+};
+static const struct soc_enum treble_freq_enum =
+ SOC_ENUM_SINGLE(TFA9879_BASS_TREBLE, TFA9879_F_TRBLE_SHIFT,
+ ARRAY_SIZE(tb_freq_text), tb_freq_text);
+static const struct soc_enum bass_freq_enum =
+ SOC_ENUM_SINGLE(TFA9879_BASS_TREBLE, TFA9879_F_BASS_SHIFT,
+ ARRAY_SIZE(tb_freq_text), tb_freq_text);

static const struct snd_kcontrol_new tfa9879_controls[] = {
SOC_SINGLE_TLV("PCM Playback Volume", TFA9879_VOLUME_CONTROL,
TFA9879_VOL_SHIFT, 0xbd, 1, volume_tlv),
+ SOC_SINGLE_TLV("Treble Gain Volume", TFA9879_BASS_TREBLE,
+ TFA9879_G_TRBLE_SHIFT, 18, 0, tb_gain_tlv),
+ SOC_SINGLE_TLV("Bass Gain Volume", TFA9879_BASS_TREBLE,
+ TFA9879_G_BASS_SHIFT, 18, 0, tb_gain_tlv),
+ SOC_ENUM("Treble Corner Freq", treble_freq_enum),
+ SOC_ENUM("Bass Corner Freq", bass_freq_enum),
};

static const struct snd_soc_dapm_widget tfa9879_dapm_widgets[] = {
--
1.7.10.4


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