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Commit 8f63aaa8 authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Implement base 5 band EQ control for WM8962 



ReTune Mobile modes are not currently supported.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarLiam Girdwood <lrg@ti.com>
parent 649a1a0e

sound/soc/codecs/wm8962.c

+16 −0
Original line number Diff line number Diff line
@@ -1984,6 +1984,7 @@ static const unsigned int classd_tlv[] = { 
	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),

	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),

};

static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);



/* The VU bits for the headphones are in a different register to the mute

 * bits and only take effect on the PGA if it is actually powered.
@@ -2121,6 +2122,18 @@ SOC_SINGLE_TLV("HPMIXR MIXINR Volume", WM8962_HEADPHONE_MIXER_4, 


SOC_SINGLE_TLV("Speaker Boost Volume", WM8962_CLASS_D_CONTROL_2, 0, 7, 0,

	       classd_tlv),



SOC_SINGLE("EQ Switch", WM8962_EQ1, WM8962_EQ_ENA_SHIFT, 1, 0),

SOC_DOUBLE_R_TLV("EQ1 Volume", WM8962_EQ2, WM8962_EQ22,

		 WM8962_EQL_B1_GAIN_SHIFT, 31, 0, eq_tlv),

SOC_DOUBLE_R_TLV("EQ2 Volume", WM8962_EQ2, WM8962_EQ22,

		 WM8962_EQL_B2_GAIN_SHIFT, 31, 0, eq_tlv),

SOC_DOUBLE_R_TLV("EQ3 Volume", WM8962_EQ2, WM8962_EQ22,

		 WM8962_EQL_B3_GAIN_SHIFT, 31, 0, eq_tlv),

SOC_DOUBLE_R_TLV("EQ4 Volume", WM8962_EQ3, WM8962_EQ23,

		 WM8962_EQL_B4_GAIN_SHIFT, 31, 0, eq_tlv),

SOC_DOUBLE_R_TLV("EQ5 Volume", WM8962_EQ3, WM8962_EQ23,

		 WM8962_EQL_B5_GAIN_SHIFT, 31, 0, eq_tlv),

};



static const struct snd_kcontrol_new wm8962_spk_mono_controls[] = {
@@ -3898,6 +3911,9 @@ static int wm8962_probe(struct snd_soc_codec *codec) 
	snd_soc_update_bits(codec, WM8962_HPOUTR_VOLUME,

			    WM8962_HPOUT_VU, WM8962_HPOUT_VU);



	/* Stereo control for EQ */

	snd_soc_update_bits(codec, WM8962_EQ1, WM8962_EQ_SHARED_COEFF, 0);



	wm8962_add_widgets(codec);



	/* Save boards having to disable DMIC when not in use */