[alsa-devel] [PATCH 3/3] ASoC: nau8810: add aux input control, available on NAU8812

[Marco Felsch]

Hi,

On 19-11-16 01:43, AS50 KCHsu0 wrote:
> 
> Marco Felsch 於 2019/11/16 上午 12:08 寫道:
> > From: Thomas Fehrenbacher <thomas.fehrenbacher at siedle.de>
> >
> > This commit adds the support to control the aux-port on the nau8812
> > devices. We don't need to differentiate the aux-port registers since
> > those bitfields are set to '0' on the nau8810 devices [1,2].
> >
> > [1] http://www.nuvoton.com/resource-files/NAU8810_Datasheet_Rev_2.8.pdf
> > [2] http://www.nuvoton.com/resource-files/NAU8812DatasheetRev2.7.pdf
> >
> > Signed-off-by: Thomas Fehrenbacher <thomas.fehrenbacher at siedle.de>
> > [m.felsch at pengutronix.de: add commit message]
> > Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
> > ---
> >   sound/soc/codecs/nau8810.c | 7 +++++++
> >   sound/soc/codecs/nau8810.h | 2 ++
> >   2 files changed, 9 insertions(+)
> >
> > diff --git a/sound/soc/codecs/nau8810.c b/sound/soc/codecs/nau8810.c
> > index a32a4a8d5f50..b1024d24d413 100644
> > --- a/sound/soc/codecs/nau8810.c
> > +++ b/sound/soc/codecs/nau8810.c
> > @@ -351,6 +351,9 @@ static const struct snd_kcontrol_new nau8810_snd_controls[] = {
> >   NAU8810_DACOS_SFT, 1, 0),
> >   SOC_SINGLE("ADC Oversampling Rate(128x) Switch", NAU8810_REG_ADC,
> >   NAU8810_ADCOS_SFT, 1, 0),
> > +
> > +SOC_SINGLE("AUX Input Enable Switch", NAU8810_REG_POWER1,
> > +NAU8810_AUX_EN_SFT, 1, 0),
> >   };
> >
> 
> 
> The power control has to move to the nau8810_dapm_widgets.
> 
> The DAPM can just control the power switch of AUXI dynamically.

Okay, thanks for covering that. I will prepare a v2 with your and Mark's
feedback.

Regards,
  Marco

> >   /* Speaker Output Mixer */
> > @@ -383,6 +386,8 @@ static const struct snd_kcontrol_new nau8810_inpga[] = {
> >   NAU8810_NMICPGA_SFT, 1, 0),
> >   SOC_DAPM_SINGLE("MicP Switch", NAU8810_REG_INPUT_SIGNAL,
> >   NAU8810_PMICPGA_SFT, 1, 0),
> > +SOC_DAPM_SINGLE("AUX Switch", NAU8810_REG_INPUT_SIGNAL,
> > +NAU8810_AUXPGA_SFT, 1, 0),
> >   };
> >
> >   /* Loopback Switch */
> > @@ -436,6 +441,7 @@ static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = {
> >
> >   SND_SOC_DAPM_INPUT("MICN"),
> >   SND_SOC_DAPM_INPUT("MICP"),
> > +SND_SOC_DAPM_INPUT("AUX"),
> >   SND_SOC_DAPM_OUTPUT("MONOOUT"),
> >   SND_SOC_DAPM_OUTPUT("SPKOUTP"),
> >   SND_SOC_DAPM_OUTPUT("SPKOUTN"),
> > @@ -470,6 +476,7 @@ static const struct snd_soc_dapm_route nau8810_dapm_routes[] = {
> >   {"Input PGA", NULL, "Mic Bias"},
> >   {"Input PGA", "MicN Switch", "MICN"},
> >   {"Input PGA", "MicP Switch", "MICP"},
> > +{"Input PGA", "AUX Switch", "AUX"},
> >
> >   /* Digital Looptack */
> >   {"Digital Loopback", "Switch", "ADC"},
> > diff --git a/sound/soc/codecs/nau8810.h b/sound/soc/codecs/nau8810.h
> > index 1ada31883dc6..7b5ecad173d3 100644
> > --- a/sound/soc/codecs/nau8810.h
> > +++ b/sound/soc/codecs/nau8810.h
> > @@ -69,6 +69,7 @@
> >
> >   /* NAU8810_REG_POWER1 (0x1) */
> >   #define NAU8810_DCBUF_EN(0x1 << 8)
> > +#define NAU8810_AUX_EN_SFT6
> >   #define NAU8810_PLL_EN_SFT5
> >   #define NAU8810_MICBIAS_EN_SFT4
> >   #define NAU8810_ABIAS_EN(0x1 << 3)
> > @@ -229,6 +230,7 @@
> >   /* NAU8810_REG_INPUT_SIGNAL (0x2C) */
> >   #define NAU8810_PMICPGA_SFT0
> >   #define NAU8810_NMICPGA_SFT1
> > +#define NAU8810_AUXPGA_SFT2
> >
> >   /* NAU8810_REG_PGAGAIN (0x2D) */
> >   #define NAU8810_PGAGAIN_SFT0
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