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ASoc: nau8810: add AUX related dapm widgets and routes

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This patch implements the following features:
- AUX input for recording.
- An input AUX output to SPK/MOUT.

Signed-off-by: Seven Lee <wtli@nuvoton.com>
Link: https://lore.kernel.org/r/20200429090002.28556-1-wtli@nuvoton.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Seven Lee 2020-04-29 17:00:02 +08:00 committed by Mark Brown
parent ee2cbe0693
commit 77be181e2c
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 42 additions and 1 deletions
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35
sound/soc/codecs/nau8810.c
View File

@ -355,6 +355,8 @@ static const struct snd_kcontrol_new nau8810_snd_controls[] = {
/* Speaker Output Mixer */
static const struct snd_kcontrol_new nau8810_speaker_mixer_controls[] = {
SOC_DAPM_SINGLE("AUX Bypass Switch", NAU8810_REG_SPKMIX,
NAU8810_AUXSPK_SFT, 1, 0),
SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_SPKMIX,
NAU8810_BYPSPK_SFT, 1, 0),
SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_SPKMIX,
@ -363,6 +365,8 @@ static const struct snd_kcontrol_new nau8810_speaker_mixer_controls[] = {
/* Mono Output Mixer */
static const struct snd_kcontrol_new nau8810_mono_mixer_controls[] = {
SOC_DAPM_SINGLE("AUX Bypass Switch", NAU8810_REG_MONOMIX,
NAU8810_AUXMOUT_SFT, 1, 0),
SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_MONOMIX,
NAU8810_BYPMOUT_SFT, 1, 0),
SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_MONOMIX,
@ -371,6 +375,8 @@ static const struct snd_kcontrol_new nau8810_mono_mixer_controls[] = {
/* PGA Mute */
static const struct snd_kcontrol_new nau8810_pgaboost_mixer_controls[] = {
SOC_DAPM_SINGLE("AUX PGA Switch", NAU8810_REG_ADCBOOST,
NAU8810_AUXBSTGAIN_SFT, 0x7, 0),
SOC_DAPM_SINGLE("PGA Mute Switch", NAU8810_REG_PGAGAIN,
NAU8810_PGAMT_SFT, 1, 1),
SOC_DAPM_SINGLE("PMIC PGA Switch", NAU8810_REG_ADCBOOST,
@ -379,6 +385,8 @@ static const struct snd_kcontrol_new nau8810_pgaboost_mixer_controls[] = {
/* Input PGA */
static const struct snd_kcontrol_new nau8810_inpga[] = {
SOC_DAPM_SINGLE("AUX Switch", NAU8810_REG_INPUT_SIGNAL,
NAU8810_AUXPGA_SFT, 1, 0),
SOC_DAPM_SINGLE("MicN Switch", NAU8810_REG_INPUT_SIGNAL,
NAU8810_NMICPGA_SFT, 1, 0),
SOC_DAPM_SINGLE("MicP Switch", NAU8810_REG_INPUT_SIGNAL,
@ -401,6 +409,23 @@ static int check_mclk_select_pll(struct snd_soc_dapm_widget *source,
return (value & NAU8810_CLKM_MASK);
}
static int check_mic_enabled(struct snd_soc_dapm_widget *source,
struct snd_soc_dapm_widget *sink)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(source->dapm);
struct nau8810 *nau8810 = snd_soc_component_get_drvdata(component);
unsigned int value;
regmap_read(nau8810->regmap, NAU8810_REG_INPUT_SIGNAL, &value);
if (value & NAU8810_PMICPGA_EN || value & NAU8810_NMICPGA_EN)
return 1;
regmap_read(nau8810->regmap, NAU8810_REG_ADCBOOST, &value);
if (value & NAU8810_PMICBSTGAIN_MASK)
return 1;
return 0;
}
static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = {
SND_SOC_DAPM_MIXER("Speaker Mixer", NAU8810_REG_POWER3,
NAU8810_SPKMX_EN_SFT, 0, &nau8810_speaker_mixer_controls[0],
@ -425,6 +450,8 @@ static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = {
SND_SOC_DAPM_MIXER("Input Boost Stage", NAU8810_REG_POWER2,
NAU8810_BST_EN_SFT, 0, nau8810_pgaboost_mixer_controls,
ARRAY_SIZE(nau8810_pgaboost_mixer_controls)),
SND_SOC_DAPM_PGA("AUX Input", NAU8810_REG_POWER1,
NAU8810_AUX_EN_SFT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Mic Bias", NAU8810_REG_POWER1,
NAU8810_MICBIAS_EN_SFT, 0, NULL, 0),
@ -434,6 +461,7 @@ static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = {
SND_SOC_DAPM_SWITCH("Digital Loopback", SND_SOC_NOPM, 0, 0,
&nau8810_loopback),
SND_SOC_DAPM_INPUT("AUX"),
SND_SOC_DAPM_INPUT("MICN"),
SND_SOC_DAPM_INPUT("MICP"),
SND_SOC_DAPM_OUTPUT("MONOOUT"),
@ -445,10 +473,12 @@ static const struct snd_soc_dapm_route nau8810_dapm_routes[] = {
{"DAC", NULL, "PLL", check_mclk_select_pll},
/* Mono output mixer */
{"Mono Mixer", "AUX Bypass Switch", "AUX Input"},
{"Mono Mixer", "PCM Playback Switch", "DAC"},
{"Mono Mixer", "Line Bypass Switch", "Input Boost Stage"},
/* Speaker output mixer */
{"Speaker Mixer", "AUX Bypass Switch", "AUX Input"},
{"Speaker Mixer", "PCM Playback Switch", "DAC"},
{"Speaker Mixer", "Line Bypass Switch", "Input Boost Stage"},
@ -463,13 +493,16 @@ static const struct snd_soc_dapm_route nau8810_dapm_routes[] = {
/* Input Boost Stage */
{"ADC", NULL, "Input Boost Stage"},
{"ADC", NULL, "PLL", check_mclk_select_pll},
{"Input Boost Stage", "AUX PGA Switch", "AUX Input"},
{"Input Boost Stage", "PGA Mute Switch", "Input PGA"},
{"Input Boost Stage", "PMIC PGA Switch", "MICP"},
/* Input PGA */
{"Input PGA", NULL, "Mic Bias"},
{"Input PGA", NULL, "Mic Bias", check_mic_enabled},
{"Input PGA", "AUX Switch", "AUX Input"},
{"Input PGA", "MicN Switch", "MICN"},
{"Input PGA", "MicP Switch", "MICP"},
{"AUX Input", NULL, "AUX"},
/* Digital Looptack */
{"Digital Loopback", "Switch", "ADC"},

8
sound/soc/codecs/nau8810.h
View File

@ -69,6 +69,7 @@
/* NAU8810_REG_POWER1 (0x1) */
#define NAU8810_DCBUF_EN (0x1 << 8)
#define NAU8810_AUX_EN_SFT 6
#define NAU8810_PLL_EN_SFT 5
#define NAU8810_MICBIAS_EN_SFT 4
#define NAU8810_ABIAS_EN (0x1 << 3)
@ -228,7 +229,10 @@
/* NAU8810_REG_INPUT_SIGNAL (0x2C) */
#define NAU8810_PMICPGA_SFT 0
#define NAU8810_PMICPGA_EN (0x1 << NAU8810_PMICPGA_SFT)
#define NAU8810_NMICPGA_SFT 1
#define NAU8810_NMICPGA_EN (0x1 << NAU8810_NMICPGA_SFT)
#define NAU8810_AUXPGA_SFT 2
/* NAU8810_REG_PGAGAIN (0x2D) */
#define NAU8810_PGAGAIN_SFT 0
@ -236,12 +240,15 @@
#define NAU8810_PGAZC_SFT 7
/* NAU8810_REG_ADCBOOST (0x2F) */
#define NAU8810_AUXBSTGAIN_SFT 0
#define NAU8810_PMICBSTGAIN_SFT 4
#define NAU8810_PMICBSTGAIN_MASK (0x7 << NAU8810_PMICBSTGAIN_SFT)
#define NAU8810_PGABST_SFT 8
/* NAU8810_REG_SPKMIX (0x32) */
#define NAU8810_DACSPK_SFT 0
#define NAU8810_BYPSPK_SFT 1
#define NAU8810_AUXSPK_SFT 5
/* NAU8810_REG_SPKGAIN (0x36) */
#define NAU8810_SPKGAIN_SFT 0
@ -251,6 +258,7 @@
/* NAU8810_REG_MONOMIX (0x38) */
#define NAU8810_DACMOUT_SFT 0
#define NAU8810_BYPMOUT_SFT 1
#define NAU8810_AUXMOUT_SFT 2
#define NAU8810_MOUTMXMT_SFT 6