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linux/sound/soc/sunxi/sun50i-codec-analog.c
Luca Weiss 1fe08602d1
ASoC: sunxi: sun50i-codec-analog: Add earpiece 
This adds the necessary registers and audio routes to play audio using
the Earpiece, that's supported on the A64.

Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Link: https://lore.kernel.org/r/20190703184814.27191-1-luca@z3ntu.xyz
Signed-off-by: Mark Brown <broonie@kernel.org>
2019-07-05 17:58:31 +01:00

497 lines
17 KiB
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// SPDX-License-Identifier: GPL-2.0+
/*
* This driver supports the analog controls for the internal codec
* found in Allwinner's A64 SoC.
*
* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
* Copyright (C) 2017 Marcus Cooper <codekipper@gmail.com>
* Copyright (C) 2018 Vasily Khoruzhick <anarsoul@gmail.com>
*
* Based on sun8i-codec-analog.c
*
*/
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/tlv.h>
#include "sun8i-adda-pr-regmap.h"
/* Codec analog control register offsets and bit fields */
#define SUN50I_ADDA_HP_CTRL 0x00
#define SUN50I_ADDA_HP_CTRL_PA_CLK_GATE 7
#define SUN50I_ADDA_HP_CTRL_HPPA_EN 6
#define SUN50I_ADDA_HP_CTRL_HPVOL 0
#define SUN50I_ADDA_OL_MIX_CTRL 0x01
#define SUN50I_ADDA_OL_MIX_CTRL_MIC1 6
#define SUN50I_ADDA_OL_MIX_CTRL_MIC2 5
#define SUN50I_ADDA_OL_MIX_CTRL_PHONE 4
#define SUN50I_ADDA_OL_MIX_CTRL_PHONEN 3
#define SUN50I_ADDA_OL_MIX_CTRL_LINEINL 2
#define SUN50I_ADDA_OL_MIX_CTRL_DACL 1
#define SUN50I_ADDA_OL_MIX_CTRL_DACR 0
#define SUN50I_ADDA_OR_MIX_CTRL 0x02
#define SUN50I_ADDA_OR_MIX_CTRL_MIC1 6
#define SUN50I_ADDA_OR_MIX_CTRL_MIC2 5
#define SUN50I_ADDA_OR_MIX_CTRL_PHONE 4
#define SUN50I_ADDA_OR_MIX_CTRL_PHONEP 3
#define SUN50I_ADDA_OR_MIX_CTRL_LINEINR 2
#define SUN50I_ADDA_OR_MIX_CTRL_DACR 1
#define SUN50I_ADDA_OR_MIX_CTRL_DACL 0
#define SUN50I_ADDA_EARPIECE_CTRL0 0x03
#define SUN50I_ADDA_EARPIECE_CTRL0_EAR_RAMP_TIME 4
#define SUN50I_ADDA_EARPIECE_CTRL0_ESPSR 0
#define SUN50I_ADDA_EARPIECE_CTRL1 0x04
#define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN 7
#define SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE 6
#define SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL 0
#define SUN50I_ADDA_LINEOUT_CTRL0 0x05
#define SUN50I_ADDA_LINEOUT_CTRL0_LEN 7
#define SUN50I_ADDA_LINEOUT_CTRL0_REN 6
#define SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL 5
#define SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL 4
#define SUN50I_ADDA_LINEOUT_CTRL1 0x06
#define SUN50I_ADDA_LINEOUT_CTRL1_VOL 0
#define SUN50I_ADDA_MIC1_CTRL 0x07
#define SUN50I_ADDA_MIC1_CTRL_MIC1G 4
#define SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN 3
#define SUN50I_ADDA_MIC1_CTRL_MIC1BOOST 0
#define SUN50I_ADDA_MIC2_CTRL 0x08
#define SUN50I_ADDA_MIC2_CTRL_MIC2G 4
#define SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN 3
#define SUN50I_ADDA_MIC2_CTRL_MIC2BOOST 0
#define SUN50I_ADDA_LINEIN_CTRL 0x09
#define SUN50I_ADDA_LINEIN_CTRL_LINEING 0
#define SUN50I_ADDA_MIX_DAC_CTRL 0x0a
#define SUN50I_ADDA_MIX_DAC_CTRL_DACAREN 7
#define SUN50I_ADDA_MIX_DAC_CTRL_DACALEN 6
#define SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN 5
#define SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN 4
#define SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE 3
#define SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE 2
#define SUN50I_ADDA_MIX_DAC_CTRL_RHPIS 1
#define SUN50I_ADDA_MIX_DAC_CTRL_LHPIS 0
#define SUN50I_ADDA_L_ADCMIX_SRC 0x0b
#define SUN50I_ADDA_L_ADCMIX_SRC_MIC1 6
#define SUN50I_ADDA_L_ADCMIX_SRC_MIC2 5
#define SUN50I_ADDA_L_ADCMIX_SRC_PHONE 4
#define SUN50I_ADDA_L_ADCMIX_SRC_PHONEN 3
#define SUN50I_ADDA_L_ADCMIX_SRC_LINEINL 2
#define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL 1
#define SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR 0
#define SUN50I_ADDA_R_ADCMIX_SRC 0x0c
#define SUN50I_ADDA_R_ADCMIX_SRC_MIC1 6
#define SUN50I_ADDA_R_ADCMIX_SRC_MIC2 5
#define SUN50I_ADDA_R_ADCMIX_SRC_PHONE 4
#define SUN50I_ADDA_R_ADCMIX_SRC_PHONEP 3
#define SUN50I_ADDA_R_ADCMIX_SRC_LINEINR 2
#define SUN50I_ADDA_R_ADCMIX_SRC_OMIXR 1
#define SUN50I_ADDA_R_ADCMIX_SRC_OMIXL 0
#define SUN50I_ADDA_ADC_CTRL 0x0d
#define SUN50I_ADDA_ADC_CTRL_ADCREN 7
#define SUN50I_ADDA_ADC_CTRL_ADCLEN 6
#define SUN50I_ADDA_ADC_CTRL_ADCG 0
#define SUN50I_ADDA_HS_MBIAS_CTRL 0x0e
#define SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN 7
#define SUN50I_ADDA_JACK_MIC_CTRL 0x1d
#define SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN 5
/* mixer controls */
static const struct snd_kcontrol_new sun50i_a64_codec_mixer_controls[] = {
SOC_DAPM_DOUBLE_R("DAC Playback Switch",
SUN50I_ADDA_OL_MIX_CTRL,
SUN50I_ADDA_OR_MIX_CTRL,
SUN50I_ADDA_OL_MIX_CTRL_DACL, 1, 0),
SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
SUN50I_ADDA_OL_MIX_CTRL,
SUN50I_ADDA_OR_MIX_CTRL,
SUN50I_ADDA_OL_MIX_CTRL_DACR, 1, 0),
SOC_DAPM_DOUBLE_R("Line In Playback Switch",
SUN50I_ADDA_OL_MIX_CTRL,
SUN50I_ADDA_OR_MIX_CTRL,
SUN50I_ADDA_OL_MIX_CTRL_LINEINL, 1, 0),
SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
SUN50I_ADDA_OL_MIX_CTRL,
SUN50I_ADDA_OR_MIX_CTRL,
SUN50I_ADDA_OL_MIX_CTRL_MIC1, 1, 0),
SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
SUN50I_ADDA_OL_MIX_CTRL,
SUN50I_ADDA_OR_MIX_CTRL,
SUN50I_ADDA_OL_MIX_CTRL_MIC2, 1, 0),
};
/* ADC mixer controls */
static const struct snd_kcontrol_new sun50i_codec_adc_mixer_controls[] = {
SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
SUN50I_ADDA_L_ADCMIX_SRC,
SUN50I_ADDA_R_ADCMIX_SRC,
SUN50I_ADDA_L_ADCMIX_SRC_OMIXRL, 1, 0),
SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
SUN50I_ADDA_L_ADCMIX_SRC,
SUN50I_ADDA_R_ADCMIX_SRC,
SUN50I_ADDA_L_ADCMIX_SRC_OMIXRR, 1, 0),
SOC_DAPM_DOUBLE_R("Line In Capture Switch",
SUN50I_ADDA_L_ADCMIX_SRC,
SUN50I_ADDA_R_ADCMIX_SRC,
SUN50I_ADDA_L_ADCMIX_SRC_LINEINL, 1, 0),
SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
SUN50I_ADDA_L_ADCMIX_SRC,
SUN50I_ADDA_R_ADCMIX_SRC,
SUN50I_ADDA_L_ADCMIX_SRC_MIC1, 1, 0),
SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
SUN50I_ADDA_L_ADCMIX_SRC,
SUN50I_ADDA_R_ADCMIX_SRC,
SUN50I_ADDA_L_ADCMIX_SRC_MIC2, 1, 0),
};
static const DECLARE_TLV_DB_SCALE(sun50i_codec_out_mixer_pregain_scale,
-450, 150, 0);
static const DECLARE_TLV_DB_RANGE(sun50i_codec_mic_gain_scale,
0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
);
static const DECLARE_TLV_DB_SCALE(sun50i_codec_hp_vol_scale, -6300, 100, 1);
static const DECLARE_TLV_DB_RANGE(sun50i_codec_lineout_vol_scale,
0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
);
static const DECLARE_TLV_DB_RANGE(sun50i_codec_earpiece_vol_scale,
0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
);
/* volume / mute controls */
static const struct snd_kcontrol_new sun50i_a64_codec_controls[] = {
SOC_SINGLE_TLV("Headphone Playback Volume",
SUN50I_ADDA_HP_CTRL,
SUN50I_ADDA_HP_CTRL_HPVOL, 0x3f, 0,
sun50i_codec_hp_vol_scale),
SOC_DOUBLE("Headphone Playback Switch",
SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_LHPPAMUTE,
SUN50I_ADDA_MIX_DAC_CTRL_RHPPAMUTE, 1, 0),
/* Mixer pre-gain */
SOC_SINGLE_TLV("Mic1 Playback Volume", SUN50I_ADDA_MIC1_CTRL,
SUN50I_ADDA_MIC1_CTRL_MIC1G,
0x7, 0, sun50i_codec_out_mixer_pregain_scale),
/* Microphone Amp boost gain */
SOC_SINGLE_TLV("Mic1 Boost Volume", SUN50I_ADDA_MIC1_CTRL,
SUN50I_ADDA_MIC1_CTRL_MIC1BOOST, 0x7, 0,
sun50i_codec_mic_gain_scale),
/* Mixer pre-gain */
SOC_SINGLE_TLV("Mic2 Playback Volume",
SUN50I_ADDA_MIC2_CTRL, SUN50I_ADDA_MIC2_CTRL_MIC2G,
0x7, 0, sun50i_codec_out_mixer_pregain_scale),
/* Microphone Amp boost gain */
SOC_SINGLE_TLV("Mic2 Boost Volume", SUN50I_ADDA_MIC2_CTRL,
SUN50I_ADDA_MIC2_CTRL_MIC2BOOST, 0x7, 0,
sun50i_codec_mic_gain_scale),
/* ADC */
SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN50I_ADDA_ADC_CTRL,
SUN50I_ADDA_ADC_CTRL_ADCG, 0x7, 0,
sun50i_codec_out_mixer_pregain_scale),
/* Mixer pre-gain */
SOC_SINGLE_TLV("Line In Playback Volume", SUN50I_ADDA_LINEIN_CTRL,
SUN50I_ADDA_LINEIN_CTRL_LINEING,
0x7, 0, sun50i_codec_out_mixer_pregain_scale),
SOC_SINGLE_TLV("Line Out Playback Volume",
SUN50I_ADDA_LINEOUT_CTRL1,
SUN50I_ADDA_LINEOUT_CTRL1_VOL, 0x1f, 0,
sun50i_codec_lineout_vol_scale),
SOC_DOUBLE("Line Out Playback Switch",
SUN50I_ADDA_LINEOUT_CTRL0,
SUN50I_ADDA_LINEOUT_CTRL0_LEN,
SUN50I_ADDA_LINEOUT_CTRL0_REN, 1, 0),
SOC_SINGLE_TLV("Earpiece Playback Volume",
SUN50I_ADDA_EARPIECE_CTRL1,
SUN50I_ADDA_EARPIECE_CTRL1_ESP_VOL, 0x1f, 0,
sun50i_codec_earpiece_vol_scale),
SOC_SINGLE("Earpiece Playback Switch",
SUN50I_ADDA_EARPIECE_CTRL1,
SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE, 1, 0),
};
static const char * const sun50i_codec_hp_src_enum_text[] = {
"DAC", "Mixer",
};
static SOC_ENUM_DOUBLE_DECL(sun50i_codec_hp_src_enum,
SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_LHPIS,
SUN50I_ADDA_MIX_DAC_CTRL_RHPIS,
sun50i_codec_hp_src_enum_text);
static const struct snd_kcontrol_new sun50i_codec_hp_src[] = {
SOC_DAPM_ENUM("Headphone Source Playback Route",
sun50i_codec_hp_src_enum),
};
static const char * const sun50i_codec_lineout_src_enum_text[] = {
"Stereo", "Mono Differential",
};
static SOC_ENUM_DOUBLE_DECL(sun50i_codec_lineout_src_enum,
SUN50I_ADDA_LINEOUT_CTRL0,
SUN50I_ADDA_LINEOUT_CTRL0_LSRC_SEL,
SUN50I_ADDA_LINEOUT_CTRL0_RSRC_SEL,
sun50i_codec_lineout_src_enum_text);
static const struct snd_kcontrol_new sun50i_codec_lineout_src[] = {
SOC_DAPM_ENUM("Line Out Source Playback Route",
sun50i_codec_lineout_src_enum),
};
static const char * const sun50i_codec_earpiece_src_enum_text[] = {
"DACR", "DACL", "Right Mixer", "Left Mixer",
};
static SOC_ENUM_SINGLE_DECL(sun50i_codec_earpiece_src_enum,
SUN50I_ADDA_EARPIECE_CTRL0,
SUN50I_ADDA_EARPIECE_CTRL0_ESPSR,
sun50i_codec_earpiece_src_enum_text);
static const struct snd_kcontrol_new sun50i_codec_earpiece_src[] = {
SOC_DAPM_ENUM("Earpiece Source Playback Route",
sun50i_codec_earpiece_src_enum),
};
static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = {
/* DAC */
SND_SOC_DAPM_DAC("Left DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_DACALEN, 0),
SND_SOC_DAPM_DAC("Right DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_DACAREN, 0),
/* ADC */
SND_SOC_DAPM_ADC("Left ADC", NULL, SUN50I_ADDA_ADC_CTRL,
SUN50I_ADDA_ADC_CTRL_ADCLEN, 0),
SND_SOC_DAPM_ADC("Right ADC", NULL, SUN50I_ADDA_ADC_CTRL,
SUN50I_ADDA_ADC_CTRL_ADCREN, 0),
/*
* Due to this component and the codec belonging to separate DAPM
* contexts, we need to manually link the above widgets to their
* stream widgets at the card level.
*/
SND_SOC_DAPM_REGULATOR_SUPPLY("cpvdd", 0, 0),
SND_SOC_DAPM_MUX("Headphone Source Playback Route",
SND_SOC_NOPM, 0, 0, sun50i_codec_hp_src),
SND_SOC_DAPM_OUT_DRV("Headphone Amp", SUN50I_ADDA_HP_CTRL,
SUN50I_ADDA_HP_CTRL_HPPA_EN, 0, NULL, 0),
SND_SOC_DAPM_OUTPUT("HP"),
SND_SOC_DAPM_MUX("Line Out Source Playback Route",
SND_SOC_NOPM, 0, 0, sun50i_codec_lineout_src),
SND_SOC_DAPM_OUTPUT("LINEOUT"),
SND_SOC_DAPM_MUX("Earpiece Source Playback Route",
SND_SOC_NOPM, 0, 0, sun50i_codec_earpiece_src),
SND_SOC_DAPM_OUT_DRV("Earpiece Amp", SUN50I_ADDA_EARPIECE_CTRL1,
SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_EN, 0, NULL, 0),
SND_SOC_DAPM_OUTPUT("EARPIECE"),
/* Microphone inputs */
SND_SOC_DAPM_INPUT("MIC1"),
/* Microphone Bias */
SND_SOC_DAPM_SUPPLY("MBIAS", SUN50I_ADDA_HS_MBIAS_CTRL,
SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN,
0, NULL, 0),
/* Mic input path */
SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN50I_ADDA_MIC1_CTRL,
SUN50I_ADDA_MIC1_CTRL_MIC1AMPEN, 0, NULL, 0),
/* Microphone input */
SND_SOC_DAPM_INPUT("MIC2"),
/* Microphone Bias */
SND_SOC_DAPM_SUPPLY("HBIAS", SUN50I_ADDA_JACK_MIC_CTRL,
SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN,
0, NULL, 0),
/* Mic input path */
SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN50I_ADDA_MIC2_CTRL,
SUN50I_ADDA_MIC2_CTRL_MIC2AMPEN, 0, NULL, 0),
/* Line input */
SND_SOC_DAPM_INPUT("LINEIN"),
/* Mixers */
SND_SOC_DAPM_MIXER("Left Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_LMIXEN, 0,
sun50i_a64_codec_mixer_controls,
ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
SND_SOC_DAPM_MIXER("Right Mixer", SUN50I_ADDA_MIX_DAC_CTRL,
SUN50I_ADDA_MIX_DAC_CTRL_RMIXEN, 0,
sun50i_a64_codec_mixer_controls,
ARRAY_SIZE(sun50i_a64_codec_mixer_controls)),
SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN50I_ADDA_ADC_CTRL,
SUN50I_ADDA_ADC_CTRL_ADCLEN, 0,
sun50i_codec_adc_mixer_controls,
ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN50I_ADDA_ADC_CTRL,
SUN50I_ADDA_ADC_CTRL_ADCREN, 0,
sun50i_codec_adc_mixer_controls,
ARRAY_SIZE(sun50i_codec_adc_mixer_controls)),
};
static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = {
/* Left Mixer Routes */
{ "Left Mixer", "DAC Playback Switch", "Left DAC" },
{ "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
{ "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
/* Right Mixer Routes */
{ "Right Mixer", "DAC Playback Switch", "Right DAC" },
{ "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
{ "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
/* Left ADC Mixer Routes */
{ "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
{ "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
{ "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
/* Right ADC Mixer Routes */
{ "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
{ "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
{ "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
/* ADC Routes */
{ "Left ADC", NULL, "Left ADC Mixer" },
{ "Right ADC", NULL, "Right ADC Mixer" },
/* Headphone Routes */
{ "Headphone Source Playback Route", "DAC", "Left DAC" },
{ "Headphone Source Playback Route", "DAC", "Right DAC" },
{ "Headphone Source Playback Route", "Mixer", "Left Mixer" },
{ "Headphone Source Playback Route", "Mixer", "Right Mixer" },
{ "Headphone Amp", NULL, "Headphone Source Playback Route" },
{ "Headphone Amp", NULL, "cpvdd" },
{ "HP", NULL, "Headphone Amp" },
/* Microphone Routes */
{ "Mic1 Amplifier", NULL, "MIC1"},
/* Microphone Routes */
{ "Mic2 Amplifier", NULL, "MIC2"},
{ "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
{ "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
{ "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
{ "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
/* Line-in Routes */
{ "Left Mixer", "Line In Playback Switch", "LINEIN" },
{ "Right Mixer", "Line In Playback Switch", "LINEIN" },
{ "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
{ "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
/* Line-out Routes */
{ "Line Out Source Playback Route", "Stereo", "Left Mixer" },
{ "Line Out Source Playback Route", "Stereo", "Right Mixer" },
{ "Line Out Source Playback Route", "Mono Differential", "Left Mixer" },
{ "Line Out Source Playback Route", "Mono Differential",
"Right Mixer" },
{ "LINEOUT", NULL, "Line Out Source Playback Route" },
/* Earpiece Routes */
{ "Earpiece Source Playback Route", "DACL", "Left DAC" },
{ "Earpiece Source Playback Route", "DACR", "Right DAC" },
{ "Earpiece Source Playback Route", "Left Mixer", "Left Mixer" },
{ "Earpiece Source Playback Route", "Right Mixer", "Right Mixer" },
{ "Earpiece Amp", NULL, "Earpiece Source Playback Route" },
{ "EARPIECE", NULL, "Earpiece Amp" },
};
static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = {
.controls = sun50i_a64_codec_controls,
.num_controls = ARRAY_SIZE(sun50i_a64_codec_controls),
.dapm_widgets = sun50i_a64_codec_widgets,
.num_dapm_widgets = ARRAY_SIZE(sun50i_a64_codec_widgets),
.dapm_routes = sun50i_a64_codec_routes,
.num_dapm_routes = ARRAY_SIZE(sun50i_a64_codec_routes),
};
static const struct of_device_id sun50i_codec_analog_of_match[] = {
{
.compatible = "allwinner,sun50i-a64-codec-analog",
},
{}
};
MODULE_DEVICE_TABLE(of, sun50i_codec_analog_of_match);
static int sun50i_codec_analog_probe(struct platform_device *pdev)
{
struct resource *res;
struct regmap *regmap;
void __iomem *base;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base)) {
dev_err(&pdev->dev, "Failed to map the registers\n");
return PTR_ERR(base);
}
regmap = sun8i_adda_pr_regmap_init(&pdev->dev, base);
if (IS_ERR(regmap)) {
dev_err(&pdev->dev, "Failed to create regmap\n");
return PTR_ERR(regmap);
}
return devm_snd_soc_register_component(&pdev->dev,
&sun50i_codec_analog_cmpnt_drv,
NULL, 0);
}
static struct platform_driver sun50i_codec_analog_driver = {
.driver = {
.name = "sun50i-codec-analog",
.of_match_table = sun50i_codec_analog_of_match,
},
.probe = sun50i_codec_analog_probe,
};
module_platform_driver(sun50i_codec_analog_driver);
MODULE_DESCRIPTION("Allwinner internal codec analog controls driver for A64");
MODULE_AUTHOR("Vasily Khoruzhick <anarsoul@gmail.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:sun50i-codec-analog");
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