SmartAudio/lichee/linux-4.9/sound/soc/sunxi/sun8iw11-codec.c

1373 lines
40 KiB
C
Executable File

/*
* sound\soc\sunxi\sun8iw11_codec.c
* (C) Copyright 2014-2018
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* huangxin <huangxin@allwinnertech.com>
* wolfgang huang <huangjinhui@allwinnertech.com>
*
* some simple description for this code
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
*/
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/pm.h>
#include <linux/regulator/consumer.h>
#include <linux/pinctrl/consumer.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <linux/sunxi-gpio.h>
#include "sunxi_rw_func.h"
#include "sun8iw11-codec.h"
//#define SUNXI_DAPM_HPPA
#undef SUNXI_DAPM_HPPA
#define DRV_NAME "sunxi-internal-codec"
struct codec_hw_config {
u32 adcagc_cfg:1;
u32 adcdrc_cfg:1;
u32 dacdrc_cfg:1;
u32 adchpf_cfg:1;
u32 dachpf_cfg:1;
};
struct sunxi_codec {
struct device *dev;
struct regmap *regmap;
void __iomem *analogbase;
struct clk *pllclk;
struct clk *moduleclk;
/* self user config params */
u32 headphonevol;
u32 maingain;
u32 spkervol;
u32 pa_sleep_time;
u32 spk_gpio;
bool hp_dirused;
bool spk_gpio_used;
struct codec_hw_config hwconfig;
};
struct sample_rate {
unsigned int samplerate;
unsigned int rate_bit;
};
static const struct sample_rate sample_rate_conv[] = {
{44100, 0},
{48000, 0},
{8000, 5},
{32000, 1},
{22050, 2},
{24000, 2},
{16000, 3},
{11025, 4},
{12000, 4},
{192000, 6},
{96000, 7},
};
static const DECLARE_TLV_DB_SCALE(digital_tlv, -7424, 116, 0);
static const DECLARE_TLV_DB_SCALE(headphone_tlv, -6300, 100, 1);
static const DECLARE_TLV_DB_SCALE(linein_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(fm_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(mic_gain_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(phoneout_tlv, -450, 150, 0);
static const DECLARE_TLV_DB_SCALE(adc_gain_tlv, -450, 150, 0);
static const unsigned int mic_boost_tlv[] = {
TLV_DB_RANGE_HEAD(2),
0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
};
static void adcagc_config(struct snd_soc_codec *codec)
{
}
static void adcdrc_config(struct snd_soc_codec *codec)
{
}
static void adchpf_config(struct snd_soc_codec *codec)
{
snd_soc_update_bits(codec, SUNXI_ADC_DRC_HHPFC, (0xFF<<ADC_HHPF_CONF), (0xFF<<ADC_HHPF_CONF));
snd_soc_update_bits(codec, SUNXI_ADC_DRC_LHPFC, (0xFFFF<<ADC_LHPF_CONF), (0xFAC1<<ADC_LHPF_CONF));
}
static void adchpf_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTR, (0x01<<ENADC_DRC), (0x01<<ENADC_DRC));
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTR, (0x01<<ADC_DRC_HPF_EN), (0x01<<ADC_DRC_HPF_EN));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTR, (0x01<<ENADC_DRC), (0x0<<ENADC_DRC));
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTR, (0x01<<ADC_DRC_HPF_EN), (0x0<<ADC_DRC_HPF_EN));
}
}
static void dacdrc_config(struct snd_soc_codec *codec)
{
}
static void dachpf_config(struct snd_soc_codec *codec)
{
}
static void adcdrc_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
} else {
}
}
static void dacdrc_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
} else {
}
}
static void adcagc_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
} else {
}
}
static void dachpf_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
} else {
}
}
static int sunxi_codec_get_hub_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct snd_soc_codec *codec = snd_soc_component_to_codec(component);
unsigned int reg_val;
reg_val = snd_soc_read(codec, SUNXI_DAC_DPC);
ucontrol->value.integer.value[0] = ((reg_val & (1<<HUB_EN)) ? 2 : 1);
return 0;
}
static int sunxi_codec_set_hub_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct snd_soc_codec *codec = snd_soc_component_to_codec(component);
switch (ucontrol->value.integer.value[0]) {
case 0:
case 1:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1<<HUB_EN), (0x0<<HUB_EN));
break;
case 2:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1<<HUB_EN), (0x1<<HUB_EN));
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec hub mdoe select */
static const char *sunxi_codec_hub_function[] = {"null",
"hub_disable", "hub_enable"};
static const struct soc_enum sunxi_codec_hub_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_hub_function),
sunxi_codec_hub_function),
};
#ifdef SUNXI_DAPM_HPPA
static int sunxi_hppa_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct sunxi_codec *sunxi_internal_codec =
snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(1<<HPPAEN), (1<<HPPAEN));
/* time delay to wait headphone pa work fine */
msleep(sunxi_internal_codec->pa_sleep_time + 150);
break;
case SND_SOC_DAPM_PRE_PMD:
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(1<<HPPAEN), (0<<HPPAEN));
break;
default:
break;
}
return 0;
}
#else
static inline int sunxi_hppa_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
return 0;
}
#endif
static int sunxi_spkpa_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct sunxi_codec *sunxi_internal_codec =
snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
if (sunxi_internal_codec->spk_gpio_used) {
gpio_set_value(sunxi_internal_codec->spk_gpio, 1);
/* time delay to wait spk pa work fine, general setting 50ms */
mdelay(50);
}
break;
case SND_SOC_DAPM_PRE_PMD:
if (sunxi_internal_codec->spk_gpio_used)
gpio_set_value(sunxi_internal_codec->spk_gpio, 0);
break;
default:
break;
}
return 0;
}
static int sunxi_playback_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1<<EN_DAC), (0x1<<EN_DAC));
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1<<EN_DAC), (0x0<<EN_DAC));
break;
default:
break;
}
return 0;
}
static int sunxi_capture_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(0x1<<EN_AD), (0x1<<EN_AD));
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(0x1<<EN_AD), (0x0<<EN_AD));
break;
default:
break;
}
return 0;
}
static const struct snd_kcontrol_new sunxi_codec_controls[] = {
SOC_ENUM_EXT("codec hub mode", sunxi_codec_hub_mode_enum[0],
sunxi_codec_get_hub_mode,
sunxi_codec_set_hub_mode),
SOC_SINGLE_TLV("digital volume", SUNXI_DAC_DPC,
DVOL, 0x3F, 1, digital_tlv),
SOC_SINGLE_TLV("Headphone volume", SUNXI_HP_VOLC,
HPVOL, 0x3F, 0, headphone_tlv),
SOC_DOUBLE_TLV("LINEIN Mixer volume", SUNXI_LINEIN_GCTR,
LINEINLG, LINEINRG, 0x7, 0, linein_tlv),
SOC_SINGLE_TLV("FM gain volume", SUNXI_FM_GCTR, FMG, 0x7, 0, fm_tlv),
SOC_SINGLE_TLV("LINEIN gain volume", SUNXI_FM_GCTR,
LINEING, 0x7, 0, linein_tlv),
SOC_DOUBLE_TLV("MIC gain volume", SUNXI_MICIN_GCTR,
MIC1_GAIN, MIC2_GAIN, 0x7, 0, mic_gain_tlv),
SOC_SINGLE_TLV("phoneout volume", SUNXI_PHONEOUT_CTR,
PHONEOUTG, 0x7, 0, phoneout_tlv),
SOC_SINGLE_TLV("MIC1 boost volume", SUNXI_MIC1G_MICBIAS_CTR,
MIC1_BOOST, 0x7, 0, mic_boost_tlv),
SOC_SINGLE_TLV("MIC2 boost volume", SUNXI_MIC2G_LINEEN_CTR,
MIC2BOOST, 0x7, 0, mic_boost_tlv),
SOC_SINGLE_TLV("ADC gain volume", SUNXI_ADC_AP_EN,
ADCG, 0x7, 0, adc_gain_tlv),
};
static const char *hp_mux_text[] = {
"DAC",
"OMIX",
};
static const struct soc_enum hpr_enum =
SOC_ENUM_SINGLE(SUNXI_DAC_PA_SRC, RHPIS, 2, hp_mux_text);
static const struct snd_kcontrol_new hpr_mux =
SOC_DAPM_ENUM("HPR Mux", hpr_enum);
static const struct soc_enum hpl_enum =
SOC_ENUM_SINGLE(SUNXI_DAC_PA_SRC, LHPIS, 2, hp_mux_text);
static const struct snd_kcontrol_new hpl_mux =
SOC_DAPM_ENUM("HPL Mux", hpl_enum);
static const char *mic2_mux_text[] = {
"MIC3IN",
"MIC2IN",
};
static const struct soc_enum mic2_enum =
SOC_ENUM_SINGLE(SUNXI_MIC1G_MICBIAS_CTR, MIC2_SS, 2, mic2_mux_text);
static const struct snd_kcontrol_new mic2_mux =
SOC_DAPM_ENUM("MIC2SRC Mux", mic2_enum);
static const struct snd_kcontrol_new left_output_mixer[] = {
SOC_DAPM_SINGLE("DACR Switch", SUNXI_LOMIX_SRC, LMIX_RDAC, 1, 0),
SOC_DAPM_SINGLE("DACL Switch", SUNXI_LOMIX_SRC, LMIX_LDAC, 1, 0),
SOC_DAPM_SINGLE("FML Switch", SUNXI_LOMIX_SRC, LMIX_FML, 1, 0),
SOC_DAPM_SINGLE("LINEINL Switch", SUNXI_LOMIX_SRC, LMIX_LINEINL, 1, 0),
SOC_DAPM_SINGLE("LINEINLR Switch", SUNXI_LOMIX_SRC, LMIX_LINEINLR, 1, 0),
SOC_DAPM_SINGLE("MIC2 Boost Switch", SUNXI_LOMIX_SRC, LMIX_MIC2_BST, 1, 0),
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_LOMIX_SRC, LMIX_MIC1_BST, 1, 0),
};
static const struct snd_kcontrol_new right_output_mixer[] = {
SOC_DAPM_SINGLE("DACL Switch", SUNXI_ROMIX_SRC, RMIX_LDAC, 1, 0),
SOC_DAPM_SINGLE("DACR Switch", SUNXI_ROMIX_SRC, RMIX_RDAC, 1, 0),
SOC_DAPM_SINGLE("FMR Switch", SUNXI_ROMIX_SRC, RMIX_FMR, 1, 0),
SOC_DAPM_SINGLE("LINEINR Switch", SUNXI_ROMIX_SRC, RMIX_LINEINR, 1, 0),
SOC_DAPM_SINGLE("LINEINLR Switch", SUNXI_ROMIX_SRC, RMIX_LINEINLR, 1, 0),
SOC_DAPM_SINGLE("MIC2 Boost Switch", SUNXI_ROMIX_SRC, RMIX_MIC2_BST, 1, 0),
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_ROMIX_SRC, RMIX_MIC1_BST, 1, 0),
};
static const struct snd_kcontrol_new left_input_mixer[] = {
SOC_DAPM_SINGLE("ROMIX Switch", SUNXI_LADCMIX_SRC, LADC_ROUT_MIX, 1, 0),
SOC_DAPM_SINGLE("LOMIX Switch", SUNXI_LADCMIX_SRC, LADC_LOUT_MIX, 1, 0),
SOC_DAPM_SINGLE("FML Switch", SUNXI_LADCMIX_SRC, LADC_FML, 1, 0),
SOC_DAPM_SINGLE("LINEINL Switch", SUNXI_LADCMIX_SRC, LADC_LINEINL, 1, 0),
SOC_DAPM_SINGLE("LINEINLR Switch", SUNXI_LADCMIX_SRC, LADC_LINEINLR, 1, 0),
SOC_DAPM_SINGLE("MIC2 Boost Switch", SUNXI_LADCMIX_SRC, LADC_MIC2_BST, 1, 0),
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_LADCMIX_SRC, LADC_MIC1_BST, 1, 0),
};
static const struct snd_kcontrol_new right_input_mixer[] = {
SOC_DAPM_SINGLE("LOMIX Switch", SUNXI_RADCMIX_SRC, RADC_LOUT_MIX, 1, 0),
SOC_DAPM_SINGLE("ROMIX Switch", SUNXI_RADCMIX_SRC, RADC_ROUT_MIX, 1, 0),
SOC_DAPM_SINGLE("FMR Switch", SUNXI_RADCMIX_SRC, RADC_FMR, 1, 0),
SOC_DAPM_SINGLE("LINEINR Switch", SUNXI_RADCMIX_SRC, RADC_LINEINR, 1, 0),
SOC_DAPM_SINGLE("LINEINLR Switch", SUNXI_RADCMIX_SRC, RADC_LINEINLR, 1, 0),
SOC_DAPM_SINGLE("MIC2 Boost Switch", SUNXI_RADCMIX_SRC, RADC_MIC2_BST, 1, 0),
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_RADCMIX_SRC, RADC_MIC1_BST, 1, 0),
};
static const struct snd_kcontrol_new phoneout_mixer[] = {
SOC_DAPM_SINGLE("LOMIX Switch", SUNXI_PHONEOUT_CTR, PHONEOUTS0, 1, 0),
SOC_DAPM_SINGLE("ROMIX Switch", SUNXI_PHONEOUT_CTR, PHONEOUTS1, 1, 0),
SOC_DAPM_SINGLE("MIC2 Boost Switch", SUNXI_PHONEOUT_CTR, PHONEOUTS2, 1, 0),
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_PHONEOUT_CTR, PHONEOUTS3, 1, 0),
};
static const struct snd_soc_dapm_widget sunxi_codec_dapm_widgets[] = {
SND_SOC_DAPM_AIF_IN_E("DACL", "Playback", 0, SUNXI_DAC_PA_SRC, DACALEN, 0,
sunxi_playback_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_IN_E("DACR", "Playback", 0, SUNXI_DAC_PA_SRC, DACAREN, 0,
sunxi_playback_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_OUT_E("ADCL", "Capture", 0, SUNXI_ADC_AP_EN, ADCLEN, 0,
sunxi_capture_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_OUT_E("ADCR", "Capture", 0, SUNXI_ADC_AP_EN, ADCREN, 0,
sunxi_capture_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MIXER("Left Output Mixer", SUNXI_DAC_PA_SRC, LMIXEN, 0,
left_output_mixer, ARRAY_SIZE(left_output_mixer)),
SND_SOC_DAPM_MIXER("Right Output Mixer", SUNXI_DAC_PA_SRC, RMIXEN, 0,
right_output_mixer, ARRAY_SIZE(right_output_mixer)),
SND_SOC_DAPM_MIXER("Left Input Mixer", SND_SOC_NOPM, 0, 0,
left_input_mixer, ARRAY_SIZE(left_input_mixer)),
SND_SOC_DAPM_MIXER("Right Input Mixer", SND_SOC_NOPM, 0, 0,
right_input_mixer, ARRAY_SIZE(right_input_mixer)),
SND_SOC_DAPM_MIXER("Phone Out Mixer", SUNXI_PHONEOUT_CTR, PHONEOUTEN, 0,
phoneout_mixer, ARRAY_SIZE(phoneout_mixer)),
SND_SOC_DAPM_MUX("HPR Mux", SUNXI_DAC_PA_SRC, RHPPAMUTE, 0, &hpr_mux),
SND_SOC_DAPM_MUX("HPL Mux", SUNXI_DAC_PA_SRC, LHPPAMUTE, 0, &hpl_mux),
SND_SOC_DAPM_PGA("MIC1 PGA", SUNXI_MIC1G_MICBIAS_CTR,
MIC1_AMPEN, 0, NULL, 0),
SND_SOC_DAPM_PGA("MIC2 PGA", SUNXI_MIC2G_LINEEN_CTR,
MIC2AMPEN, 0, NULL, 0),
SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM, 0, 0, &mic2_mux),
SND_SOC_DAPM_MICBIAS("MainMic Bias", SUNXI_MIC1G_MICBIAS_CTR,
MMICBIASEN, 0),
SND_SOC_DAPM_MICBIAS("HMic Bias", SUNXI_MIC1G_MICBIAS_CTR,
HMICBIASEN, 0),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_INPUT("MIC3"),
SND_SOC_DAPM_LINE("LINEINL", NULL),
SND_SOC_DAPM_LINE("LINEINR", NULL),
SND_SOC_DAPM_INPUT("LINEINP"),
SND_SOC_DAPM_INPUT("LINEINN"),
SND_SOC_DAPM_INPUT("FML"),
SND_SOC_DAPM_INPUT("FMR"),
SND_SOC_DAPM_OUTPUT("PHONEOUTP"),
SND_SOC_DAPM_OUTPUT("PHONEOUTN"),
SND_SOC_DAPM_OUTPUT("LINEOUTL"),
SND_SOC_DAPM_OUTPUT("LINEOUTR"),
SND_SOC_DAPM_OUTPUT("HPOUTL"),
SND_SOC_DAPM_OUTPUT("HPOUTR"),
SND_SOC_DAPM_OUT_DRV_E("HPPA DRV", SND_SOC_NOPM, 0, 0, NULL, 0,
sunxi_hppa_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_OUT_DRV_E("SPKPA DRV", SND_SOC_NOPM, 0, 0, NULL, 0,
sunxi_spkpa_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
};
static const struct snd_soc_dapm_route sunxi_codec_dapm_routes[] = {
{"MIC1 PGA", NULL, "MIC1"},
{"MIC2 Mux", "MIC2IN", "MIC2"},
{"MIC2 Mux", "MIC3IN", "MIC2"},
{"MIC2 PGA", NULL, "MIC2 Mux"},
{"LINEINLL", NULL, "LINEINP"},
{"LINEINLL", NULL, "LINEINN"},
{"LINEINLR", NULL, "LINEINP"},
{"LINEINLR", NULL, "LINEINN"},
{"Left Output Mixer", "DACR Switch", "DACR"},
{"Left Output Mixer", "DACL Switch", "DACL"},
{"Left Output Mixer", "FML Switch", "FML"},
{"Left Output Mixer", "LINEINL Switch", "LINEINL"},
{"Left Output Mixer", "LINEINLR Switch", "LINEINLR"},
{"Left Output Mixer", "MIC2 Boost Switch", "MIC2 PGA"},
{"Left Output Mixer", "MIC1 Boost Switch", "MIC1 PGA"},
{"Right Output Mixer", "DACL Switch", "DACL"},
{"Right Output Mixer", "DACR Switch", "DACR"},
{"Right Output Mixer", "FMR Switch", "FMR"},
{"Right Output Mixer", "LINEINR Switch", "LINEINR"},
{"Right Output Mixer", "LINEINLR Switch", "LINEINLR"},
{"Right Output Mixer", "MIC2 Boost Switch", "MIC2 PGA"},
{"Right Output Mixer", "MIC1 Boost Switch", "MIC1 PGA"},
{"HPL Mux", "DAC", "DACL"},
{"HPL Mux", "OMIX", "Left Output Mixer"},
{"HPR Mux", "DAC", "DACR"},
{"HPR Mux", "OMIX", "Right Output Mixer"},
{"HPPA DRV", NULL, "HPL Mux"},
{"HPPA DRV", NULL, "HPR Mux"},
{"HPOUTL", NULL, "HPPA DRV"},
{"HPOUTR", NULL, "HPPA DRV"},
{"LINEOUTL", NULL, "Left Output Mixer"},
{"LINEOUTR", NULL, "Right Output Mixer"},
{"Left Input Mixer", "ROMIX Switch", "Right Output Mixer"},
{"Left Input Mixer", "LOMIX Switch", "Left Output Mixer"},
{"Left Input Mixer", "FML Switch", "FML"},
{"Left Input Mixer", "LINEINL Switch", "LINEINL"},
{"Left Input Mixer", "LINEINLR Switch", "LINEINLR"},
{"Left Input Mixer", "MIC2 Boost Switch", "MIC2 PGA"},
{"Left Input Mixer", "MIC1 Boost Switch", "MIC1 PGA"},
{"Right Input Mixer", "LOMIX Switch", "Left Output Mixer"},
{"Right Input Mixer", "ROMIX Switch", "Right Output Mixer"},
{"Right Input Mixer", "FMR Switch", "FMR"},
{"Right Input Mixer", "LINEINR Switch", "LINEINR"},
{"Right Input Mixer", "LINEINLR Switch", "LINEINLR"},
{"Right Input Mixer", "MIC2 Boost Switch", "MIC2 PGA"},
{"Right Input Mixer", "MIC1 Boost Switch", "MIC1 PGA"},
{"ADCL", NULL, "Left Input Mixer"},
{"ADCR", NULL, "Right Input Mixer"},
{"Phone Out Mixer", "LOMIX Switch", "Left Output Mixer"},
{"Phone Out Mixer", "ROMIX Switch", "Right Output Mixer"},
{"Phone Out Mixer", "MIC2 Boost Switch", "MIC2 PGA"},
{"Phone Out Mixer", "MIC1 Boost Switch", "MIC1 PGA"},
{"SPKPA DRV", NULL, "Phone Out Mixer"},
{"PHONEOUTP", NULL, "SPKPA DRV"},
{"PHONEOUTN", NULL, "SPKPA DRV"},
};
static void sunxi_codec_init(struct snd_soc_codec *codec)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
/* Disable DRC function for playback */
snd_soc_write(codec, SUNXI_DAC_DAP_CTR, 0);
/* Enable HPF(high passed filter) */
snd_soc_update_bits(codec, SUNXI_DAC_DPC, (1<<HPF_EN), (1<<HPF_EN));
/* Enable ADCFDT to overcome niose at the beginning */
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(7<<ADCDFEN), (7<<ADCDFEN));
/* Enable Hardware ZeroCross overcomm volume update clicks noise */
snd_soc_update_bits(codec, SUNXI_ADDA_APT2,
(1<<ZERO_CROSS_EN), (1<<ZERO_CROSS_EN));
/* FIXME, When Enable Headphone PA fast setup mode, arise click noise,
* so just cut down this way. In PA slow setup mode, the pop noise
* appear, so we just slope this time to disable pop noise,
* and latency longer. but we must chosen one way to cut down noise,
* just pratice many times, we chosen slope time to be 390ms,
* so when enable PA, we should delay almost 400ms,
* or we lost th data at the beginning.
*/
snd_soc_write(codec, SUNXI_PA_POP_CTR, 0x2);
/* Setting the anti-pop time(rise wave time) to be 393ms */
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
3<<PA_ANTI_POP_CTRL, 2<<PA_ANTI_POP_CTRL);
/* After setting pop-time to be 393ms, then just enable
* headphone PA at probe time. says it just waste little
* power consume, but can kill the click noise after probe.
*/
#ifndef SUNXI_DAPM_HPPA
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(1<<HPPAEN), (1<<HPPAEN));
#endif
/* Default setting user config volume */
snd_soc_update_bits(codec, SUNXI_HP_VOLC, (0x3F<<HPVOL),
(sunxi_internal_codec->headphonevol<<HPVOL));
/* LINEOUT just disable, so just setting PHONEOUT */
snd_soc_update_bits(codec, SUNXI_PHONEOUT_CTR, (0x7<<PHONEOUTG),
(sunxi_internal_codec->spkervol<<PHONEOUTG));
if (sunxi_internal_codec->hp_dirused) {
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(0x3<<HPCOM_FC), (0x3<<HPCOM_FC));
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(0x1<<HPCOM_PT), (0x1<<HPCOM_PT));
} else {
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(0x3<<HPCOM_FC), (0x0<<HPCOM_FC));
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(0x1<<HPCOM_PT), (0x0<<HPCOM_PT));
}
if (sunxi_internal_codec->hwconfig.adcagc_cfg)
adcagc_config(codec);
if (sunxi_internal_codec->hwconfig.adcdrc_cfg)
adcdrc_config(codec);
if (sunxi_internal_codec->hwconfig.adchpf_cfg)
adchpf_config(codec);
if (sunxi_internal_codec->hwconfig.dacdrc_cfg)
dacdrc_config(codec);
if (sunxi_internal_codec->hwconfig.dachpf_cfg)
dachpf_config(codec);
}
static int sunxi_codec_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
int i = 0;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(3<<FIFO_MODE), (3<<FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<TX_SAMPLE_BITS), (0<<TX_SAMPLE_BITS));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<RX_FIFO_MODE), (1<<RX_FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<RX_SAMPLE_BITS), (0<<RX_SAMPLE_BITS));
}
break;
case SNDRV_PCM_FORMAT_S24_LE:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(3<<FIFO_MODE), (0<<FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<TX_SAMPLE_BITS), (1<<TX_SAMPLE_BITS));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<RX_FIFO_MODE), (0<<RX_FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<RX_SAMPLE_BITS), (1<<RX_SAMPLE_BITS));
}
break;
default:
break;
}
for (i = 0; i < ARRAY_SIZE(sample_rate_conv); i++) {
if (sample_rate_conv[i].samplerate == params_rate(params)) {
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(0x7<<DAC_FS),
(sample_rate_conv[i].rate_bit<<DAC_FS));
} else {
if (sample_rate_conv[i].samplerate > 48000)
return -EINVAL;
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(0x7<<ADC_FS),
(sample_rate_conv[i].rate_bit<<ADC_FS));
}
}
}
if (params_channels(params) == 1) {
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<DAC_MONO_EN), 1<<DAC_MONO_EN);
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<ADC_MONO_EN), (1<<ADC_MONO_EN));
}
} else {
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<DAC_MONO_EN), (0<<DAC_MONO_EN));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<ADC_MONO_EN), (0<<ADC_MONO_EN));
}
}
return 0;
}
static int sunxi_codec_set_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_dai_get_drvdata(dai);
if (clk_set_rate(sunxi_internal_codec->pllclk, freq)) {
dev_err(sunxi_internal_codec->dev, "set pllclk rate failed\n");
return -EINVAL;
}
return 0;
}
static void sunxi_codec_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
if (sunxi_internal_codec->hwconfig.dacdrc_cfg)
dacdrc_enable(codec, 0);
if (sunxi_internal_codec->hwconfig.dachpf_cfg)
dachpf_enable(codec, 0);
} else {
if (sunxi_internal_codec->hwconfig.adcagc_cfg)
adcagc_enable(codec, 0);
if (sunxi_internal_codec->hwconfig.adcdrc_cfg)
adcdrc_enable(codec, 0);
if (sunxi_internal_codec->hwconfig.adchpf_cfg)
adchpf_enable(codec, 0);
}
}
static int sunxi_codec_digital_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
if (mute) {
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << LHPPAMUTE, 0x0 << LHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << RHPPAMUTE, 0x0 << RHPPAMUTE);
} else {
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << LHPPAMUTE, 0x1 << LHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << RHPPAMUTE, 0x1 << RHPPAMUTE);
}
return 0;
}
static int sunxi_codec_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
sunxi_codec_init(codec);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<FIFO_FLUSH), (1<<FIFO_FLUSH));
snd_soc_write(codec, SUNXI_DAC_FIFO_STA,
(1<<TXE_INT|1<<TXU_INT|1<<TXO_INT));
snd_soc_write(codec, SUNXI_DAC_CNT, 0);
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<FIFO_FLUSH), (1<<FIFO_FLUSH));
snd_soc_write(codec, SUNXI_ADC_FIFO_STA,
(1<<RXA_INT|1<<RXO_INT));
snd_soc_write(codec, SUNXI_ADC_CNT, 0);
}
return 0;
}
static int sunxi_codec_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << LHPPAMUTE, 0x1 << LHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << RHPPAMUTE, 0x1 << RHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<DAC_DRQ_EN), (1<<DAC_DRQ_EN));
} else
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<ADC_DRQ_EN), (1<<ADC_DRQ_EN));
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
/* Fix pop:
* when disable the DAC_DRQ_EN,
* it will occuse to pop or click sound.
*/
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << LHPPAMUTE, 0x0 << LHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_PA_SRC,
0x1 << RHPPAMUTE, 0x0 << RHPPAMUTE);
snd_soc_update_bits(codec, SUNXI_DAC_FIFO_CTR,
(1<<DAC_DRQ_EN), (0<<DAC_DRQ_EN));
} else
snd_soc_update_bits(codec, SUNXI_ADC_FIFO_CTR,
(1<<ADC_DRQ_EN), (0<<ADC_DRQ_EN));
break;
default:
return -EINVAL;
}
return 0;
}
static int sunxi_codec_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
#if 0
struct snd_soc_codec *codec = dai->codec;
#ifndef SUNXI_DAPM_HPPA
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(1<<HPPAEN), (1<<HPPAEN));
#endif
#endif
return 0;
}
static const struct snd_soc_dai_ops sunxi_codec_dai_ops = {
.hw_params = sunxi_codec_hw_params,
.shutdown = sunxi_codec_shutdown,
.startup = sunxi_codec_startup,
.digital_mute = sunxi_codec_digital_mute,
.set_sysclk = sunxi_codec_set_sysclk,
.trigger = sunxi_codec_trigger,
.prepare = sunxi_codec_prepare,
};
static struct snd_soc_dai_driver sunxi_codec_dai[] = {
{
.name = "sun8iw11codec",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_192000
| SNDRV_PCM_RATE_KNOT,
.formats = SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S24_LE,
},
.capture = {
.stream_name = "Capture",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_48000
| SNDRV_PCM_RATE_KNOT,
.formats = SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S24_LE,
},
.ops = &sunxi_codec_dai_ops,
},
};
static int sunxi_codec_probe(struct snd_soc_codec *codec)
{
struct snd_soc_dapm_context *dapm = &(codec->component.dapm);
snd_soc_add_codec_controls(codec, sunxi_codec_controls,
ARRAY_SIZE(sunxi_codec_controls));
snd_soc_dapm_new_controls(dapm, sunxi_codec_dapm_widgets,
ARRAY_SIZE(sunxi_codec_dapm_widgets));
snd_soc_dapm_add_routes(dapm, sunxi_codec_dapm_routes,
ARRAY_SIZE(sunxi_codec_dapm_routes));
sunxi_codec_init(codec);
return 0;
}
static int sunxi_codec_remove(struct snd_soc_codec *codec)
{
#ifndef SUNXI_DAPM_HPPA
snd_soc_update_bits(codec, SUNXI_PAEN_HP_CTR,
(1<<HPPAEN), (0<<HPPAEN));
#endif
return 0;
}
static int sunxi_gpio_iodisable(u32 gpio)
{
char pin_name[8];
u32 config, ret;
sunxi_gpio_to_name(gpio, pin_name);
config = 7 << 16;
ret = pin_config_set(SUNXI_PINCTRL, pin_name, config);
return ret;
}
static int sunxi_codec_suspend(struct snd_soc_codec *codec)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
pr_debug("Enter %s\n", __func__);
if (sunxi_internal_codec->spk_gpio_used)
sunxi_gpio_iodisable(sunxi_internal_codec->spk_gpio);
clk_disable_unprepare(sunxi_internal_codec->moduleclk);
clk_disable_unprepare(sunxi_internal_codec->pllclk);
pr_debug("End %s\n", __func__);
return 0;
}
static int sunxi_codec_resume(struct snd_soc_codec *codec)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
pr_debug("Enter %s\n", __func__);
if (clk_prepare_enable(sunxi_internal_codec->pllclk)) {
dev_err(sunxi_internal_codec->dev, "enable pllclk failed, resume exit\n");
return -EBUSY;
}
if (clk_prepare_enable(sunxi_internal_codec->moduleclk)) {
dev_err(sunxi_internal_codec->dev, "enable moduleclk failed, resume exit\n");
clk_disable_unprepare(sunxi_internal_codec->pllclk);
return -EBUSY;
}
if (sunxi_internal_codec->spk_gpio_used) {
gpio_direction_output(sunxi_internal_codec->spk_gpio, 1);
gpio_set_value(sunxi_internal_codec->spk_gpio, 0);
}
sunxi_codec_init(codec);
pr_debug("End %s\n", __func__);
return 0;
}
static unsigned int sunxi_codec_read(struct snd_soc_codec *codec,
unsigned int reg)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
unsigned int reg_val;
if (reg >= SUNXI_PR_CFG) {
/* Analog part */
reg = reg - SUNXI_PR_CFG;
return read_prcm_wvalue(reg, sunxi_internal_codec->analogbase);
} else {
regmap_read(sunxi_internal_codec->regmap, reg, &reg_val);
}
return reg_val;
}
static int sunxi_codec_write(struct snd_soc_codec *codec,
unsigned int reg, unsigned int val)
{
struct sunxi_codec *sunxi_internal_codec = snd_soc_codec_get_drvdata(codec);
if (reg >= SUNXI_PR_CFG) {
/* Analog part */
reg = reg - SUNXI_PR_CFG;
write_prcm_wvalue(reg, val, sunxi_internal_codec->analogbase);
} else {
regmap_write(sunxi_internal_codec->regmap, reg, val);
}
return 0;
};
static struct snd_soc_codec_driver soc_codec_dev_sunxi = {
.probe = sunxi_codec_probe,
.remove = sunxi_codec_remove,
.suspend = sunxi_codec_suspend,
.resume = sunxi_codec_resume,
.read = sunxi_codec_read,
.write = sunxi_codec_write,
.ignore_pmdown_time = 1,
};
struct label {
const char *name;
int value;
};
#define LABEL(constant) { #constant, constant }
#define LABEL_END { NULL, -1 }
static struct label reg_labels[] = {
LABEL(SUNXI_DAC_DPC),
LABEL(SUNXI_DAC_FIFO_CTR),
LABEL(SUNXI_DAC_FIFO_STA),
LABEL(SUNXI_ADC_FIFO_CTR),
LABEL(SUNXI_ADC_FIFO_STA),
LABEL(SUNXI_ADC_RXDATA),
LABEL(SUNXI_DAC_TXDATA),
LABEL(SUNXI_DAC_CNT),
LABEL(SUNXI_ADC_CNT),
LABEL(SUNXI_DAC_DG),
LABEL(SUNXI_ADC_DG),
LABEL(SUNXI_HMIC_CTRL),
LABEL(SUNXI_HMIC_DATA),
LABEL(SUNXI_HP_VOLC),
LABEL(SUNXI_LOMIX_SRC),
LABEL(SUNXI_ROMIX_SRC),
LABEL(SUNXI_DAC_PA_SRC),
LABEL(SUNXI_LINEIN_GCTR),
LABEL(SUNXI_FM_GCTR),
LABEL(SUNXI_MICIN_GCTR),
LABEL(SUNXI_PAEN_HP_CTR),
LABEL(SUNXI_PHONEOUT_CTR),
LABEL(SUNXI_MIC2G_LINEEN_CTR),
LABEL(SUNXI_MIC1G_MICBIAS_CTR),
LABEL(SUNXI_LADCMIX_SRC),
LABEL(SUNXI_RADCMIX_SRC),
LABEL(SUNXI_PA_POP_CTR),
LABEL(SUNXI_ADC_AP_EN),
LABEL(SUNXI_ADDA_APT0),
LABEL(SUNXI_ADDA_APT1),
LABEL(SUNXI_ADDA_APT2),
LABEL(SUNXI_CHOP_CAL_CTR),
LABEL(SUNXI_BIAS_DA16_CAL_CTR),
LABEL(SUNXI_DA16_CALI_DATA),
LABEL(SUNXI_BIAS_CALI_DATA),
LABEL(SUNXI_BIAS_CALI_SET),
LABEL_END,
};
static ssize_t show_audio_reg(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct sunxi_codec *sunxi_internal_codec = dev_get_drvdata(dev);
int count = 0, i = 0;
int reg_group = 1;
int reg_offset;
unsigned int reg_val;
count += sprintf(buf, "dump audio reg:\n");
while (reg_labels[i].name != NULL) {
if (reg_labels[i].value == SUNXI_PR_CFG)
reg_group++;
if (reg_group == 1) {
regmap_read(sunxi_internal_codec->regmap,
reg_labels[i].value, &reg_val);
count += sprintf(buf + count, "%s 0x%x: 0x%08x\n",
reg_labels[i].name, (reg_labels[i].value), reg_val);
} else if (reg_group == 2) {
reg_offset = reg_labels[i].value - SUNXI_PR_CFG;
reg_val = read_prcm_wvalue(reg_offset,
sunxi_internal_codec->analogbase);
count += sprintf(buf + count, "%s 0x%x: 0x%x\n",
reg_labels[i].name, reg_labels[i].value, reg_val);
}
i++;
}
return count;
}
/* ex:
*param 1: 0 read;1 write
*param 2: 1 digital reg; 2 analog reg
*param 3: reg value;
*param 4: write value;
read:
echo 0,1,0x00> audio_reg
echo 0,2,0x00> audio_reg
write:
echo 1,1,0x00,0xa > audio_reg
echo 1,2,0x00,0xff > audio_reg
*/
static ssize_t store_audio_reg(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
int ret;
int rw_flag;
unsigned int input_reg_val = 0;
int input_reg_group = 0;
unsigned int input_reg_offset = 0;
struct sunxi_codec *sunxi_internal_codec = dev_get_drvdata(dev);
ret = sscanf(buf, "%d,%d,0x%x,0x%x", &rw_flag, &input_reg_group,
&input_reg_offset, &input_reg_val);
dev_info(dev, "ret:%d, reg_group:%d, reg_offset:%d, reg_val:0x%x\n",
ret, input_reg_group, input_reg_offset, input_reg_val);
if (!(input_reg_group == 1 || input_reg_group == 2)) {
pr_err("not exist reg group\n");
ret = count;
goto out;
}
if (!(rw_flag == 1 || rw_flag == 0)) {
pr_err("not rw_flag\n");
ret = count;
goto out;
}
if (input_reg_group == 1) {
if (rw_flag) {
regmap_write(sunxi_internal_codec->regmap,
input_reg_offset, input_reg_val);
} else {
regmap_read(sunxi_internal_codec->regmap,
input_reg_offset, &input_reg_val);
dev_info(dev, "\n\n Reg[0x%x] : 0x%08x\n\n",
input_reg_offset, input_reg_val);
}
} else if (input_reg_group == 2) {
if (rw_flag) {
write_prcm_wvalue(input_reg_offset,
input_reg_val & 0xff, sunxi_internal_codec->analogbase);
} else {
input_reg_val = read_prcm_wvalue(input_reg_offset,
sunxi_internal_codec->analogbase);
dev_info(dev, "\n\n Reg[0x%02x] : 0x%02x\n\n",
input_reg_offset, input_reg_val);
}
}
ret = count;
out:
return ret;
}
static DEVICE_ATTR(audio_reg, 0644, show_audio_reg, store_audio_reg);
static struct attribute *audio_debug_attrs[] = {
&dev_attr_audio_reg.attr,
NULL,
};
static struct attribute_group audio_debug_attr_group = {
.name = "audio_reg_debug",
.attrs = audio_debug_attrs,
};
static const struct regmap_config sunxi_codec_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
.max_register = SUNXI_ADC_DAP_CTR,
.cache_type = REGCACHE_NONE,
};
static int sunxi_internal_codec_probe(struct platform_device *pdev)
{
struct sunxi_codec *sunxi_internal_codec;
struct device_node *np = pdev->dev.of_node;
void __iomem *sunxi_digibase;
int ret;
unsigned int temp_val;
sunxi_internal_codec = devm_kzalloc(&pdev->dev, sizeof(struct sunxi_codec), GFP_KERNEL);
if (!sunxi_internal_codec) {
dev_err(&pdev->dev, "Can't allocate sunxi codec memory\n");
ret = -ENOMEM;
goto err_node_put;
}
dev_set_drvdata(&pdev->dev, sunxi_internal_codec);
sunxi_internal_codec->dev = &pdev->dev;
sunxi_internal_codec->pllclk = of_clk_get(np, 0);
sunxi_internal_codec->moduleclk = of_clk_get(np, 1);
if (IS_ERR_OR_NULL(sunxi_internal_codec->pllclk)) {
dev_err(&pdev->dev, "pllclk not exist or invaild\n");
ret = PTR_ERR(sunxi_internal_codec->pllclk);
goto err_devm_kfree;
} else {
if (IS_ERR_OR_NULL(sunxi_internal_codec->moduleclk)) {
dev_err(&pdev->dev, "moduleclk not exist or invaild\n");
ret = PTR_ERR(sunxi_internal_codec->moduleclk);
goto err_devm_kfree;
} else {
if (clk_set_parent(sunxi_internal_codec->moduleclk,
sunxi_internal_codec->pllclk)) {
dev_err(&pdev->dev, "set parent of moduleclk to pllclk failed\n");
ret = -EBUSY;
goto err_devm_kfree;
}
if (clk_prepare_enable(sunxi_internal_codec->pllclk)) {
dev_err(&pdev->dev, "pllclk enable failed\n");
ret = -EBUSY;
goto err_devm_kfree;
}
if (clk_prepare_enable(sunxi_internal_codec->moduleclk)) {
dev_err(&pdev->dev, "moduleclk enable failed\n");
ret = -EBUSY;
goto err_pllclk_put;
}
}
}
sunxi_digibase = of_iomap(np, 0);
if (sunxi_digibase == NULL) {
dev_err(&pdev->dev, "digital register iomap failed\n");
ret = -EINVAL;
goto err_moduleclk_put;
}
/* Analog register part, not using regmap */
sunxi_internal_codec->analogbase = of_iomap(np, 1);
if (sunxi_internal_codec->analogbase == NULL) {
dev_err(&pdev->dev, "analog register iomap failed\n");
ret = -EINVAL;
goto err_digi_iounmap;
}
sunxi_internal_codec->regmap = devm_regmap_init_mmio(&pdev->dev,
sunxi_digibase, &sunxi_codec_regmap_config);
if (IS_ERR(sunxi_internal_codec->regmap)) {
dev_err(&pdev->dev, "regmap init failed\n");
ret = PTR_ERR(sunxi_internal_codec->regmap);
goto err_analog_iounmap;
}
ret = of_property_read_u32(np, "headphonevol", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "headphone volume get failed\n");
sunxi_internal_codec->headphonevol = 0;
} else {
sunxi_internal_codec->headphonevol = temp_val;
}
ret = of_property_read_u32(np, "spkervol", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "speaker volume get failed\n");
sunxi_internal_codec->spkervol = 0;
} else {
sunxi_internal_codec->spkervol = temp_val;
}
ret = of_property_read_u32(np, "maingain", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "main gain get failed\n");
sunxi_internal_codec->maingain = 0;
} else {
sunxi_internal_codec->maingain = temp_val;
}
ret = of_property_read_u32(np, "hp_dirused", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "hp_dirused get failed\n");
sunxi_internal_codec->hp_dirused = 0;
} else {
sunxi_internal_codec->hp_dirused = temp_val;
}
ret = of_property_read_u32(np, "pa_sleep_time", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "pa_sleep_time get failed\n");
sunxi_internal_codec->pa_sleep_time = 350;
} else {
sunxi_internal_codec->pa_sleep_time = temp_val;
}
pr_debug("headphonevol:%d, spkervol:%d, maingain:%d, pa_sleep_time:%d\n",
sunxi_internal_codec->headphonevol,
sunxi_internal_codec->spkervol,
sunxi_internal_codec->maingain,
sunxi_internal_codec->pa_sleep_time
);
ret = of_property_read_u32(np, "adcagc_cfg", &temp_val);
if (ret < 0) {
pr_err("[audio-codec]adcagc_cfg configurations missing or invalid.\n");
ret = -EINVAL;
} else {
sunxi_internal_codec->hwconfig.adcagc_cfg = temp_val;
}
ret = of_property_read_u32(np, "adcdrc_cfg", &temp_val);
if (ret < 0) {
pr_err("[audio-codec]adcdrc_cfg configurations missing or invalid.\n");
ret = -EINVAL;
} else {
sunxi_internal_codec->hwconfig.adcdrc_cfg = temp_val;
}
ret = of_property_read_u32(np, "adchpf_cfg", &temp_val);
if (ret < 0) {
pr_err("[audio-codec]adchpf_cfg configurations missing or invalid.\n");
ret = -EINVAL;
} else {
sunxi_internal_codec->hwconfig.adchpf_cfg = temp_val;
}
ret = of_property_read_u32(np, "dacdrc_cfg", &temp_val);
if (ret < 0) {
pr_err("[audio-codec]dacdrc_cfg configurations missing or invalid.\n");
ret = -EINVAL;
} else {
sunxi_internal_codec->hwconfig.dacdrc_cfg = temp_val;
}
ret = of_property_read_u32(np, "dachpf_cfg", &temp_val);
if (ret < 0) {
pr_err("[audio-codec]dachpf_cfg configurations missing or invalid.\n");
ret = -EINVAL;
} else {
sunxi_internal_codec->hwconfig.dachpf_cfg = temp_val;
}
ret = of_get_named_gpio(np, "gpio-spk", 0);
if (ret >= 0) {
sunxi_internal_codec->spk_gpio_used = 1;
sunxi_internal_codec->spk_gpio = ret;
if (!gpio_is_valid(sunxi_internal_codec->spk_gpio)) {
dev_err(&pdev->dev, "gpio-spk is valid\n");
ret = -EINVAL;
goto err_analog_iounmap;
} else {
ret = devm_gpio_request(&pdev->dev,
sunxi_internal_codec->spk_gpio, "SPK");
if (ret) {
dev_err(&pdev->dev, "failed to request gpio-spk gpio\n");
ret = -EBUSY;
goto err_analog_iounmap;
} else {
gpio_direction_output(sunxi_internal_codec->spk_gpio, 1);
gpio_set_value(sunxi_internal_codec->spk_gpio, 0);
}
}
} else {
sunxi_internal_codec->spk_gpio_used = 0;
}
ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_sunxi,
sunxi_codec_dai, ARRAY_SIZE(sunxi_codec_dai));
if (ret < 0) {
dev_err(&pdev->dev, "register codec failed\n");
goto err_analog_iounmap;
}
ret = sysfs_create_group(&pdev->dev.kobj, &audio_debug_attr_group);
if (ret) {
dev_warn(&pdev->dev, "failed to create attr group\n");
}
return 0;
err_analog_iounmap:
iounmap(sunxi_internal_codec->analogbase);
err_digi_iounmap:
iounmap(sunxi_digibase);
err_moduleclk_put:
clk_disable_unprepare(sunxi_internal_codec->moduleclk);
err_pllclk_put:
clk_disable_unprepare(sunxi_internal_codec->pllclk);
err_devm_kfree:
devm_kfree(&pdev->dev, sunxi_internal_codec);
err_node_put:
of_node_put(np);
return ret;
}
static int __exit sunxi_internal_codec_remove(struct platform_device *pdev)
{
struct sunxi_codec *sunxi_internal_codec = dev_get_drvdata(&pdev->dev);
snd_soc_unregister_codec(&pdev->dev);
clk_put(sunxi_internal_codec->moduleclk);
clk_put(sunxi_internal_codec->pllclk);
devm_kfree(&pdev->dev, sunxi_internal_codec);
return 0;
}
static const struct of_device_id sunxi_internal_codec_of_match[] = {
{ .compatible = "allwinner,sunxi-internal-codec", },
{},
};
static struct platform_driver sunxi_internal_codec_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.of_match_table = sunxi_internal_codec_of_match,
},
.probe = sunxi_internal_codec_probe,
.remove = __exit_p(sunxi_internal_codec_remove),
};
module_platform_driver(sunxi_internal_codec_driver);
MODULE_DESCRIPTION("SUNXI Codec ASoC driver");
MODULE_AUTHOR("wolfgang huang <huangjinhui@allwinnertech.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:sunxi-internal-codec");