[PATCH v14 2/8] ASoC: sun4i-codec: Add Mic1 Boost Volume, Mic2 Boost Volume

From: Danny Milosavljevic
Date: Wed May 02 2018 - 17:18:22 EST


Add Mic1 Boost Volume and Mic2 Boost Volume for Allwinner A10 and Allwinner
A20. Also add support for extra controls to the sun4i_codec_quirks because
the A10 and A20 have Mic1 Boost Volume at different places (likewise for
Mic2 Boost Volume).

Signed-off-by: Danny Milosavljevic <dannym@xxxxxxxxxxxxxxx>
---
sound/soc/sunxi/sun4i-codec.c | 66 ++++++++++++++++++++++++++++++++++++-------
1 file changed, 56 insertions(+), 10 deletions(-)

diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 060a40b45ab0..4af286f44a67 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -95,6 +95,8 @@
#define SUN4I_CODEC_ADC_ACTL_PREG1EN (29)
#define SUN4I_CODEC_ADC_ACTL_PREG2EN (28)
#define SUN4I_CODEC_ADC_ACTL_VMICEN (27)
+#define SUN4I_CODEC_ADC_ACTL_PREG1 (25)
+#define SUN4I_CODEC_ADC_ACTL_PREG2 (23)
#define SUN4I_CODEC_ADC_ACTL_VADCG (20)
#define SUN4I_CODEC_ADC_ACTL_ADCIS (17)
#define SUN4I_CODEC_ADC_ACTL_PA_EN (4)
@@ -111,6 +113,9 @@
/* Microphone controls (sun7i only) */
#define SUN7I_CODEC_AC_MIC_PHONE_CAL (0x3c)

+#define SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG1 (29)
+#define SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG2 (26)
+
/*
* sun6i specific registers
*
@@ -676,6 +681,12 @@ static const struct snd_kcontrol_new sun4i_codec_pa_mute =
static DECLARE_TLV_DB_SCALE(sun4i_codec_pa_volume_scale, -6300, 100, 1);
static DECLARE_TLV_DB_SCALE(sun4i_codec_micin_loopback_gain_scale, -450, 150,
0);
+static DECLARE_TLV_DB_RANGE(sun4i_codec_micin_preamp_gain_scale,
+ 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
+ 1, 7, TLV_DB_SCALE_ITEM(3500, 300, 0));
+static DECLARE_TLV_DB_RANGE(sun7i_codec_micin_preamp_gain_scale,
+ 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
+ 1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0));

static const struct snd_kcontrol_new sun4i_codec_controls[] = {
SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,
@@ -686,6 +697,24 @@ static const struct snd_kcontrol_new sun4i_codec_controls[] = {
sun4i_codec_micin_loopback_gain_scale),
};

+static const struct snd_kcontrol_new sun4i_codec_extra_controls[] = {
+ SOC_SINGLE_TLV("Mic1 Boost Volume", SUN4I_CODEC_ADC_ACTL,
+ SUN4I_CODEC_ADC_ACTL_PREG1, 3, 0,
+ sun4i_codec_micin_preamp_gain_scale),
+ SOC_SINGLE_TLV("Mic2 Boost Volume", SUN4I_CODEC_ADC_ACTL,
+ SUN4I_CODEC_ADC_ACTL_PREG2, 3, 0,
+ sun4i_codec_micin_preamp_gain_scale),
+};
+
+static const struct snd_kcontrol_new sun7i_codec_extra_controls[] = {
+ SOC_SINGLE_TLV("Mic1 Boost Volume", SUN7I_CODEC_AC_MIC_PHONE_CAL,
+ SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG1, 7, 0,
+ sun7i_codec_micin_preamp_gain_scale),
+ SOC_SINGLE_TLV("Mic2 Boost Volume", SUN7I_CODEC_AC_MIC_PHONE_CAL,
+ SUN7I_CODEC_AC_MIC_PHONE_CAL_PREG2, 7, 0,
+ sun7i_codec_micin_preamp_gain_scale),
+};
+
static const struct snd_kcontrol_new sun4i_codec_left_mixer_controls[] = {
SOC_DAPM_SINGLE("Left DAC Playback Switch", SUN4I_CODEC_DAC_ACTL,
SUN4I_CODEC_DAC_ACTL_LDACLMIXS, 1, 0),
@@ -807,7 +836,30 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = {
{ "Mic2", NULL, "VMIC" },
};

+struct sun4i_codec_quirks {
+ const struct regmap_config *regmap_config;
+ const struct snd_soc_component_driver *codec;
+ struct snd_soc_card * (*create_card)(struct device *dev);
+ struct reg_field reg_adc_fifoc; /* used for regmap_field */
+ unsigned int reg_dac_txdata; /* TX FIFO offset for DMA config */
+ unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */
+ bool has_reset;
+ const struct snd_kcontrol_new *controls;
+ unsigned int num_controls;
+};
+
+static int sun4i_codec_component_driver_probe(struct snd_soc_component *codec)
+{
+ const struct sun4i_codec_quirks *quirks;
+
+ quirks = of_device_get_match_data(codec->dev);
+ return snd_soc_add_component_controls(codec,
+ quirks->controls,
+ quirks->num_controls);
+}
+
static const struct snd_soc_component_driver sun4i_codec_codec = {
+ .probe = sun4i_codec_component_driver_probe,
.controls = sun4i_codec_controls,
.num_controls = ARRAY_SIZE(sun4i_codec_controls),
.dapm_widgets = sun4i_codec_codec_dapm_widgets,
@@ -1469,16 +1521,6 @@ static const struct regmap_config sun8i_v3s_codec_regmap_config = {
.max_register = SUN8I_H3_CODEC_ADC_DBG,
};

-struct sun4i_codec_quirks {
- const struct regmap_config *regmap_config;
- const struct snd_soc_component_driver *codec;
- struct snd_soc_card * (*create_card)(struct device *dev);
- struct reg_field reg_adc_fifoc; /* used for regmap_field */
- unsigned int reg_dac_txdata; /* TX FIFO offset for DMA config */
- unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */
- bool has_reset;
-};
-
static const struct sun4i_codec_quirks sun4i_codec_quirks = {
.regmap_config = &sun4i_codec_regmap_config,
.codec = &sun4i_codec_codec,
@@ -1486,6 +1528,8 @@ static const struct sun4i_codec_quirks sun4i_codec_quirks = {
.reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_FIFOC, 0, 31),
.reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA,
.reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA,
+ .controls = sun4i_codec_extra_controls,
+ .num_controls = ARRAY_SIZE(sun4i_codec_extra_controls),
};

static const struct sun4i_codec_quirks sun6i_a31_codec_quirks = {
@@ -1505,6 +1549,8 @@ static const struct sun4i_codec_quirks sun7i_codec_quirks = {
.reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_FIFOC, 0, 31),
.reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA,
.reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA,
+ .controls = sun7i_codec_extra_controls,
+ .num_controls = ARRAY_SIZE(sun7i_codec_extra_controls),
};

static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = {