sdk-hwV1.3/lichee/linux-4.9/sound/soc/sunxi/sun8iw19-codec.c

1849 lines
53 KiB
C

/*
* sound\soc\sunxi\sun8iw19-codec.c
* (C) Copyright 2014-2019
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* yumingfeng <yumingfeng@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 <linux/dma/sunxi-dma.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 "sun8iw19-pcm.h"
#include "sun8iw19-codec.h"
#include "sun8iw19-daudio.h"
#ifdef CONFIG_SUNXI_MPP_AIO
#include "sunxi-aio/mpp-aio.h"
extern struct sunxi_audio_mpp_debugfs *mpp_audio_debugfs;
#endif
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 struct codec_reg_label reg_labels[] = {
CODEC_REG_LABEL(SUNXI_DAC_DPC),
CODEC_REG_LABEL(SUNXI_DAC_FIFOC),
CODEC_REG_LABEL(SUNXI_DAC_FIFOS),
CODEC_REG_LABEL(SUNXI_DAC_CNT),
CODEC_REG_LABEL(SUNXI_DAC_DG),
CODEC_REG_LABEL(SUNXI_ADC_FIFOC),
CODEC_REG_LABEL(SUNXI_ADC_FIFOS),
CODEC_REG_LABEL(SUNXI_ADC_CNT),
CODEC_REG_LABEL(SUNXI_ADC_DG),
#ifdef SUNXI_CODEC_DAP_ENABLE
CODEC_REG_LABEL(SUNXI_DAC_DAP_CTL),
CODEC_REG_LABEL(SUNXI_DAC_DRC_CTRL),
CODEC_REG_LABEL(SUNXI_ADC_DAP_CTL),
CODEC_REG_LABEL(SUNXI_ADC_DRC_CTRL),
#endif
CODEC_REG_LABEL(SUNXI_ADCL_ANA_CTL),
CODEC_REG_LABEL(SUNXI_DAC_ANA_CTL),
CODEC_REG_LABEL(SUNXI_MICBIAS_ANA_CTL),
CODEC_REG_LABEL(SUNXI_BIAS_ANA_CTL),
CODEC_REG_LABEL_END,
};
static const DECLARE_TLV_DB_SCALE(digital_tlv, -7424, 116, 0);
static const DECLARE_TLV_DB_SCALE(linein_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(mic_gain_tlv, 0, 100, 0);
static const unsigned int lineout_tlv[] = {
TLV_DB_RANGE_HEAD(2),
0, 1, TLV_DB_SCALE_ITEM(0, 0, 1),
2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 1),
};
#ifdef SUNXI_CODEC_DAP_ENABLE
static void adcdrc_config(struct snd_soc_codec *codec)
{
/* Left peak filter attack time */
snd_soc_write(codec, SUNXI_ADC_DRC_LPFHAT, (0x000B77BF >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LPFLAT, 0x000B77BF & 0xFFFF);
/* Right peak filter attack time */
snd_soc_write(codec, SUNXI_ADC_DRC_RPFHAT, (0x000B77BF >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_RPFLAT, 0x000B77BF & 0xFFFF);
/* Left peak filter release time */
snd_soc_write(codec, SUNXI_ADC_DRC_LPFHRT, (0x00FFE1F8 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LPFLRT, 0x00FFE1F8 & 0xFFFF);
/* Right peak filter release time */
snd_soc_write(codec, SUNXI_ADC_DRC_RPFHRT, (0x00FFE1F8 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_RPFLRT, 0x00FFE1F8 & 0xFFFF);
/* Left RMS filter attack time */
snd_soc_write(codec, SUNXI_ADC_DRC_LPFHAT, (0x00012BAF >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LPFLAT, 0x00012BAF & 0xFFFF);
/* Right RMS filter attack time */
snd_soc_write(codec, SUNXI_ADC_DRC_RPFHAT, (0x00012BAF >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_RPFLAT, 0x00012BAF & 0xFFFF);
/* smooth filter attack time */
snd_soc_write(codec, SUNXI_ADC_DRC_SFHAT, (0x00017665 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_SFLAT, 0x00017665 & 0xFFFF);
/* gain smooth filter release time */
snd_soc_write(codec, SUNXI_ADC_DRC_SFHRT, (0x00000F04 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_SFLRT, 0x00000F04 & 0xFFFF);
/* OPL */
snd_soc_write(codec, SUNXI_ADC_DRC_HOPL, (0xFBD8FBA7 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LOPL, 0xFBD8FBA7 & 0xFFFF);
/* OPC */
snd_soc_write(codec, SUNXI_ADC_DRC_HOPC, (0xF95B2C3F >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LOPC, 0xF95B2C3F & 0xFFFF);
/* OPE */
snd_soc_write(codec, SUNXI_ADC_DRC_HOPE, (0xF45F8D6E >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LOPE, 0xF45F8D6E & 0xFFFF);
/* LT */
snd_soc_write(codec, SUNXI_ADC_DRC_HLT, (0x01A934F0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LLT, 0x01A934F0 & 0xFFFF);
/* CT */
snd_soc_write(codec, SUNXI_ADC_DRC_HCT, (0x06A4D3C0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LCT, 0x06A4D3C0 & 0xFFFF);
/* ET */
snd_soc_write(codec, SUNXI_ADC_DRC_HET, (0x0BA07291 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LET, 0x0BA07291 & 0xFFFF);
/* Ki */
snd_soc_write(codec, SUNXI_ADC_DRC_HKI, (0x00051EB8 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LKI, 0x00051EB8 & 0xFFFF);
/* Kc */
snd_soc_write(codec, SUNXI_ADC_DRC_HKC, (0x00800000 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LKC, 0x00800000 & 0xFFFF);
/* Kn */
snd_soc_write(codec, SUNXI_ADC_DRC_HKN, (0x01000000 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LKN, 0x01000000 & 0xFFFF);
/* Ke */
snd_soc_write(codec, SUNXI_ADC_DRC_HKE, (0x0000F45F >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LKE, 0x0000F45F & 0xFFFF);
}
static void adcdrc_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTL,
(0x1 << ADC_DRC0_EN), (0x1 << ADC_DRC0_EN));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTL,
(0x1 << ADC_DRC0_EN), (0x0 << ADC_DRC0_EN));
}
}
static void adchpf_config(struct snd_soc_codec *codec)
{
/* HPF */
snd_soc_write(codec, SUNXI_ADC_DRC_HHPFC, (0xFFFAC1 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LHPFC, 0xFFFAC1 & 0xFFFF);
}
static void adchpf_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTL,
(0x1 << ADC_HPF0_EN), (0x1 << ADC_HPF0_EN));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTL,
(0x1 << ADC_HPF0_EN), (0x0 << ADC_HPF0_EN));
}
}
static void dacdrc_config(struct snd_soc_codec *codec)
{
/* Left peak filter attack time */
snd_soc_write(codec, SUNXI_DAC_DRC_LPFHAT, (0x000B77BF >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LPFLAT, 0x000B77BF & 0xFFFF);
/* Right peak filter attack time */
snd_soc_write(codec, SUNXI_DAC_DRC_RPFHAT, (0x000B77F0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_RPFLAT, 0x000B77F0 & 0xFFFF);
/* Left peak filter release time */
snd_soc_write(codec, SUNXI_DAC_DRC_LPFHRT, (0x00FFE1F8 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LPFLRT, 0x00FFE1F8 & 0xFFFF);
/* Right peak filter release time */
snd_soc_write(codec, SUNXI_DAC_DRC_RPFHRT, (0x00FFE1F8 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_RPFLRT, 0x00FFE1F8 & 0xFFFF);
/* Left RMS filter attack time */
snd_soc_write(codec, SUNXI_DAC_DRC_LRMSHAT, (0x00012BB0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LRMSLAT, 0x00012BB0 & 0xFFFF);
/* Right RMS filter attack time */
snd_soc_write(codec, SUNXI_DAC_DRC_RRMSHAT, (0x00012BB0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_RRMSLAT, 0x00012BB0 & 0xFFFF);
/* smooth filter attack time */
snd_soc_write(codec, SUNXI_DAC_DRC_SFHAT, (0x00017665 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_SFLAT, 0x00017665 & 0xFFFF);
/* gain smooth filter release time */
snd_soc_write(codec, SUNXI_DAC_DRC_SFHRT, (0x00000F04 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_SFLRT, 0x00000F04 & 0xFFFF);
/* OPL */
snd_soc_write(codec, SUNXI_DAC_DRC_HOPL, (0xFF641741 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LOPL, 0xFF641741 & 0xFFFF);
/* OPC */
snd_soc_write(codec, SUNXI_DAC_DRC_HOPC, (0xF9E8E88C >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LOPC, 0xF9E8E88C & 0xFFFF);
/* OPE */
snd_soc_write(codec, SUNXI_DAC_DRC_HOPE, (0xF5DE3D14 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LOPE, 0xF5DE3D14 & 0xFFFF);
/* LT */
snd_soc_write(codec, SUNXI_DAC_DRC_HLT, (0x0336110B >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LLT, 0x0336110B & 0xFFFF);
/* CT */
snd_soc_write(codec, SUNXI_DAC_DRC_HCT, (0x08BF6C28 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LCT, 0x08BF6C28 & 0xFFFF);
/* ET */
snd_soc_write(codec, SUNXI_DAC_DRC_HET, (0x0C9F9255 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LET, 0x0C9F9255 & 0xFFFF);
/* Ki */
snd_soc_write(codec, SUNXI_DAC_DRC_HKI, (0x001A7B96 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LKI, 0x001A7B96 & 0xFFFF);
/* Kc */
snd_soc_write(codec, SUNXI_DAC_DRC_HKC, (0x00FD70A5 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LKC, 0x00FD70A5 & 0xFFFF);
/* Kn */
snd_soc_write(codec, SUNXI_DAC_DRC_HKN, (0x010AF8B0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LKN, 0x010AF8B0 & 0xFFFF);
/* Ke */
snd_soc_write(codec, SUNXI_DAC_DRC_HKE, (0x06286BA0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LKE, 0x06286BA0 & 0xFFFF);
/* MXG */
snd_soc_write(codec, SUNXI_DAC_DRC_MXGHS, (0x035269E0 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_MXGLS, 0x035269E0 & 0xFFFF);
/* MNG */
snd_soc_write(codec, SUNXI_DAC_DRC_MNGHS, (0xF95B2C3F >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_MNGLS, 0xF95B2C3F & 0xFFFF);
/* EPS */
snd_soc_write(codec, SUNXI_DAC_DRC_EPSHC, (0x00025600 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_EPSLC, 0x00025600 & 0xFFFF);
}
static void dacdrc_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
/* detect noise when ET enable */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_NOISE_DET_EN),
(0x1 << DAC_DRC_NOISE_DET_EN));
/* 0x0:RMS filter; 0x1:Peak filter */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_SIGNAL_SEL),
(0x1 << DAC_DRC_SIGNAL_SEL));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_GAIN_MAX_EN),
(0x1 << DAC_DRC_GAIN_MAX_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_GAIN_MIN_EN),
(0x1 << DAC_DRC_GAIN_MIN_EN));
/* delay function enable */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_DELAY_BUF_EN),
(0x1 << DAC_DRC_DELAY_BUF_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_LT_EN),
(0x1 << DAC_DRC_LT_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_ET_EN),
(0x1 << DAC_DRC_ET_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DAP_CTL,
(0x1 << DDAP_DRC_EN),
(0x1 << DDAP_DRC_EN));
} else {
snd_soc_update_bits(codec, SUNXI_DAC_DAP_CTL,
(0x1 << DDAP_DRC_EN),
(0x0 << DDAP_DRC_EN));
/* detect noise when ET enable */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_NOISE_DET_EN),
(0x0 << DAC_DRC_NOISE_DET_EN));
/* 0x0:RMS filter; 0x1:Peak filter */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_SIGNAL_SEL),
(0x0 << DAC_DRC_SIGNAL_SEL));
/* delay function enable */
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_DELAY_BUF_EN),
(0x0 << DAC_DRC_DELAY_BUF_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_GAIN_MAX_EN),
(0x0 << DAC_DRC_GAIN_MAX_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_GAIN_MIN_EN),
(0x0 << DAC_DRC_GAIN_MIN_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_LT_EN),
(0x0 << DAC_DRC_LT_EN));
snd_soc_update_bits(codec, SUNXI_DAC_DRC_CTRL,
(0x1 << DAC_DRC_ET_EN),
(0x0 << DAC_DRC_ET_EN));
}
}
static void dachpf_config(struct snd_soc_codec *codec)
{
/* HPF */
snd_soc_write(codec, SUNXI_DAC_DRC_HHPFC, (0xFFFAC1 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_DAC_DRC_LHPFC, 0xFFFAC1 & 0xFFFF);
}
static void dachpf_enable(struct snd_soc_codec *codec, bool on)
{
if (on) {
snd_soc_update_bits(codec, SUNXI_DAC_DAP_CTL,
(0x1 << DDAP_HPF_EN),
(0x1 << DDAP_HPF_EN));
} else {
snd_soc_update_bits(codec, SUNXI_DAC_DAP_CTL,
(0x1 << DDAP_HPF_EN),
(0x0 << DDAP_HPF_EN));
}
}
#endif
#ifdef SUNXI_CODEC_HUB_ENABLE
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 << DAC_HUB_EN)) ? 1 : 0);
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:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1 << DAC_HUB_EN), (0x0 << DAC_HUB_EN));
break;
case 1:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1 << DAC_HUB_EN), (0x1 << DAC_HUB_EN));
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec hub mdoe select */
static const char * const sunxi_codec_hub_function[] = {
"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),
};
#endif
#ifdef SUNXI_CODEC_DAP_ENABLE
/* DACDRC FUNC */
static int sunxi_codec_get_dacdrc_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_DAP_CTL);
ucontrol->value.integer.value[0] = ((reg_val & (0x1 << DDAP_DRC_EN)) ? 1 : 0);
return 0;
}
static int sunxi_codec_set_dacdrc_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:
dacdrc_enable(codec, 0);
break;
case 1:
dacdrc_enable(codec, 1);
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec dacdrc mdoe select */
static const char * const sunxi_codec_dacdrc_function[] = {
"Off", "On"};
static const struct soc_enum sunxi_codec_dacdrc_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_dacdrc_function),
sunxi_codec_dacdrc_function),
};
/* ADCDRC FUNC */
static int sunxi_codec_get_adcdrc_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_ADC_DAP_CTL);
ucontrol->value.integer.value[0] = ((reg_val & (0x1 << ADC_DRC0_EN)) ? 1 : 0);
return 0;
}
static int sunxi_codec_set_adcdrc_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:
adcdrc_enable(codec, 0);
break;
case 1:
adcdrc_enable(codec, 1);
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec adcdrc mode select */
static const char * const sunxi_codec_adcdrc_function[] = {
"Off", "On"};
static const struct soc_enum sunxi_codec_adcdrc_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_adcdrc_function),
sunxi_codec_adcdrc_function),
};
/* DACHPF FUNC */
static int sunxi_codec_get_dachpf_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_DAP_CTL);
ucontrol->value.integer.value[0] = ((reg_val & (0x1 << DDAP_HPF_EN)) ? 1 : 0);
return 0;
}
static int sunxi_codec_set_dachpf_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:
dachpf_enable(codec, 0);
break;
case 1:
dachpf_enable(codec, 1);
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec dachpf mode select */
static const char * const sunxi_codec_dachpf_function[] = {
"Off", "On"};
static const struct soc_enum sunxi_codec_dachpf_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_dachpf_function),
sunxi_codec_dachpf_function),
};
/* ADCHPF FUNC */
static int sunxi_codec_get_adchpf_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_ADC_DAP_CTL);
ucontrol->value.integer.value[0] = ((reg_val & (0x1 << ADC_HPF0_EN)) ? 1 : 0);
return 0;
}
static int sunxi_codec_set_adchpf_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:
adchpf_enable(codec, 0);
break;
case 1:
adchpf_enable(codec, 1);
break;
default:
return -EINVAL;
}
return 0;
}
/* sunxi codec adchpf mode select */
static const char * const sunxi_codec_adchpf_function[] = {
"Off", "On"};
static const struct soc_enum sunxi_codec_adchpf_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_adchpf_function),
sunxi_codec_adchpf_function),
};
#endif
static int sunxi_codec_speaker_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_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
struct codec_spk_config *spk_cfg = &(sunxi_codec->spk_config);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
if (spk_cfg->used) {
gpio_set_value(spk_cfg->spk_gpio, spk_cfg->pa_level);
/* time delay to wait spk pa work fine */
mdelay(spk_cfg->pa_msleep);
}
break;
case SND_SOC_DAPM_PRE_PMD:
if (spk_cfg->used)
gpio_set_value(spk_cfg->spk_gpio, !(spk_cfg->pa_level));
break;
default:
break;
}
return 0;
}
static int sunxi_codec_lineout_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:
mdelay(80);
snd_soc_update_bits(codec, SUNXI_DAC_ANA_CTL,
(0x1 << LINEOUTL_EN),
(0x1 << LINEOUTL_EN));
break;
case SND_SOC_DAPM_PRE_PMD:
snd_soc_update_bits(codec, SUNXI_DAC_ANA_CTL,
(0x1 << LINEOUTL_EN),
(0x0 << LINEOUTL_EN));
msleep(100);
break;
default:
break;
}
return 0;
}
static int sunxi_codec_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));
/* for work fine */
msleep(30);
/* DACL to left channel LINEOUT Mute control 0:mute 1: not mute */
snd_soc_update_bits(codec, SUNXI_DAC_ANA_CTL,
(0x1 << DACLMUTE),
(0x1 << DACLMUTE));
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
(0x1<<EN_DAC), (0x0<<EN_DAC));
snd_soc_update_bits(codec, SUNXI_DAC_ANA_CTL,
(0x1 << DACLMUTE),
(0x0 << DACLMUTE));
break;
default:
break;
}
return 0;
}
static int sunxi_codec_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:
/* delay 80ms to avoid the capture pop at the beginning */
msleep(80);
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(0x1<<EN_AD), (0x1<<EN_AD));
break;
case SND_SOC_DAPM_POST_PMD:
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(0x1<<EN_AD), (0x0<<EN_AD));
break;
default:
break;
}
return 0;
}
/* for adc and i2s rx sync */
#ifdef CONFIG_SUNXI_ADC_DAUDIO_SYNC
static int sunxi_codec_get_playback_trigger_time(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
ucontrol->value.integer64.value[0] = sunxi_codec_get_pcm_trigger_playback_tv();
return 0;
}
static int sunxi_codec_get_capture_trigger_time(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
ucontrol->value.integer64.value[0] = sunxi_codec_get_pcm_trigger_capture_tv();
return 0;
}
int sunxi_codec_get_substream_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
audio_trigger_lock_spinlock();
ucontrol->value.integer.value[0] =
sunxi_codec_get_pcm_trigger_substream_mode();
audio_trigger_unlock_spinlock();
return 0;
}
int sunxi_codec_set_substream_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
int value = ucontrol->value.integer.value[0];
audio_trigger_lock_spinlock();
sunxi_codec_set_pcm_trigger_substream_mode(value);
audio_trigger_unlock_spinlock();
return 0;
}
static const char * const sunxi_codec_substream_mode_function[] = {"ADC_ASYNC",
"ADC_I2S_SYNC"};
static const struct soc_enum sunxi_codec_substream_mode_enum[] = {
SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(sunxi_codec_substream_mode_function),
sunxi_codec_substream_mode_function),
};
#endif
static const struct snd_kcontrol_new sunxi_codec_controls[] = {
#ifdef SUNXI_CODEC_HUB_ENABLE
SOC_ENUM_EXT("codec hub mode", sunxi_codec_hub_mode_enum[0],
sunxi_codec_get_hub_mode,
sunxi_codec_set_hub_mode),
#endif
#ifdef SUNXI_CODEC_DAP_ENABLE
SOC_ENUM_EXT("DACDRC", sunxi_codec_dacdrc_mode_enum[0],
sunxi_codec_get_dacdrc_mode,
sunxi_codec_set_dacdrc_mode),
SOC_ENUM_EXT("ADCDRC", sunxi_codec_adcdrc_mode_enum[0],
sunxi_codec_get_adcdrc_mode,
sunxi_codec_set_adcdrc_mode),
SOC_ENUM_EXT("DACHPF", sunxi_codec_dachpf_mode_enum[0],
sunxi_codec_get_dachpf_mode,
sunxi_codec_set_dachpf_mode),
SOC_ENUM_EXT("ADCHPF", sunxi_codec_adchpf_mode_enum[0],
sunxi_codec_get_adchpf_mode,
sunxi_codec_set_adchpf_mode),
#endif
#ifdef CONFIG_SUNXI_ADC_DAUDIO_SYNC
SOC_ENUM_EXT("codec trigger substream mode",
sunxi_codec_substream_mode_enum[0],
sunxi_codec_get_substream_mode,
sunxi_codec_set_substream_mode),
SOC_SINGLE_EXT("codec trigger playback time value", 0, 0, 0, 0,
sunxi_codec_get_playback_trigger_time, NULL),
SOC_SINGLE_EXT("codec trigger capture time value", 0, 0, 0, 0,
sunxi_codec_get_capture_trigger_time, NULL),
#endif
SOC_SINGLE_TLV("digital volume", SUNXI_DAC_DPC,
DVOL, 0x3F, 0, digital_tlv),
SOC_SINGLE_TLV("LINEIN gain volume", SUNXI_ADCL_ANA_CTL,
LINEINLG, 0x1, 0, linein_tlv),
SOC_SINGLE_TLV("MIC1 gain volume", SUNXI_ADCL_ANA_CTL,
PGA_GAIN_CTRL, 0x1F, 0, mic_gain_tlv),
SOC_SINGLE_TLV("LINEOUT volume", SUNXI_DAC_ANA_CTL,
LINEOUT_VOL, 0x1F, 0, lineout_tlv),
};
static const struct snd_kcontrol_new left_input_mixer[] = {
SOC_DAPM_SINGLE("MIC1 Boost Switch", SUNXI_ADCL_ANA_CTL, MIC1AMPEN, 1, 0),
SOC_DAPM_SINGLE("LINEINL Switch", SUNXI_ADCL_ANA_CTL, LINEINLEN, 1, 0),
};
/*lineout output source*/
static const char * const left_lineout_text[] = {
"DACL_SINGLE", "DACL_R",
};
static const struct soc_enum left_lineout_enum =
SOC_ENUM_SINGLE(SUNXI_DAC_ANA_CTL, LINEOUTLDIFFEN,
ARRAY_SIZE(left_lineout_text), left_lineout_text);
static const struct snd_kcontrol_new left_lineout_mux =
SOC_DAPM_ENUM("Left LINEOUT Mux", left_lineout_enum);
static const struct snd_soc_dapm_widget sunxi_codec_dapm_widgets[] = {
SND_SOC_DAPM_AIF_IN_E("DACL", "Playback", 0, SUNXI_DAC_ANA_CTL,
DACLEN, 0,
sunxi_codec_playback_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_OUT_E("ADCL", "Capture", 0, SUNXI_ADCL_ANA_CTL,
ADCLEN, 0,
sunxi_codec_capture_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MIXER("Left Input Mixer", SND_SOC_NOPM, 0, 0,
left_input_mixer, ARRAY_SIZE(left_input_mixer)),
SND_SOC_DAPM_MUX("Left LINEOUT Mux", SND_SOC_NOPM,
0, 0, &left_lineout_mux),
SND_SOC_DAPM_MICBIAS("MainMic Bias", SUNXI_MICBIAS_ANA_CTL,
MMICBIASEN, 0),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_LINE("LINEIN", NULL),
SND_SOC_DAPM_INPUT("LINEINL"),
SND_SOC_DAPM_OUTPUT("LINEOUTL"),
SND_SOC_DAPM_LINE("LINEOUT", sunxi_codec_lineout_event),
SND_SOC_DAPM_SPK("External Speaker", sunxi_codec_speaker_event),
};
static const struct snd_soc_dapm_route sunxi_codec_dapm_routes[] = {
/* dapm input route */
{"MIC1", NULL, "MainMic Bias"},
{"Left Input Mixer", "LINEINL Switch", "LINEINL"},
{"Left Input Mixer", "MIC1 Boost Switch", "MIC1"},
{"ADCL", NULL, "Left Input Mixer"},
{"MainMic Bias", NULL, "Main Mic"},
{"LINEINL", NULL, "LINEIN"},
/* dapm output route */
{"Left LINEOUT Mux", "DACL_SINGLE", "DACL"},
{"Left LINEOUT Mux", "DACL_R", "DACL"},
{"LINEOUT", NULL, "Left LINEOUT Mux"},
};
static void sunxi_codec_init(struct snd_soc_codec *codec)
{
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
/* Enable ADCFDT to overcome niose at the beginning */
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(0x7 << ADCDFEN), (0x0 << ADCDFEN));
/* init the mic pga and vol params */
snd_soc_update_bits(codec, SUNXI_DAC_ANA_CTL,
0x1F << LINEOUT_VOL,
sunxi_codec->lineout_vol << LINEOUT_VOL);
snd_soc_update_bits(codec, SUNXI_DAC_DPC,
0x3F << DVOL,
sunxi_codec->digital_vol << DVOL);
snd_soc_update_bits(codec, SUNXI_ADCL_ANA_CTL,
0x1F << PGA_GAIN_CTRL,
sunxi_codec->main_gain << PGA_GAIN_CTRL);
snd_soc_update_bits(codec, SUNXI_ADCL_ANA_CTL,
0x3 << IOPLINE, 0x1 << IOPLINE);
#ifdef SUNXI_CODEC_DAP_ENABLE
if ((sunxi_codec->hw_config.dacdrc_cfg) || (sunxi_codec->hw_config.dachpf_cfg)) {
snd_soc_update_bits(codec, SUNXI_DAC_DAP_CTL,
(0x1 << DDAP_EN), (0x1 << DDAP_EN));
}
if ((sunxi_codec->hw_config.adcdrc_cfg) || (sunxi_codec->hw_config.adchpf_cfg)) {
snd_soc_update_bits(codec, SUNXI_ADC_DAP_CTL,
(0x1 << ADC_DAP0_EN), (0x1 << ADC_DAP0_EN));
}
/* DAC/ADC/DRC/HPF Func Parames Configuration */
adcdrc_config(codec);
adchpf_config(codec);
dacdrc_config(codec);
dachpf_config(codec);
/* DAC/ADC/DRC/HPF Func Default Enable */
if (sunxi_codec->hw_config.adcdrc_cfg)
adcdrc_enable(codec, 1);
if (sunxi_codec->hw_config.adchpf_cfg)
adchpf_enable(codec, 1);
if (sunxi_codec->hw_config.dacdrc_cfg)
dacdrc_enable(codec, 1);
if (sunxi_codec->hw_config.dachpf_cfg)
dachpf_enable(codec, 1);
#endif
}
static int sunxi_codec_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_dai_set_dma_data(dai, substream,
&sunxi_codec->playback_dma_param);
} else {
snd_soc_dai_set_dma_data(dai, substream,
&sunxi_codec->capture_dma_param);
}
return 0;
}
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;
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
int i = 0;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
sunxi_codec->codec_word_size = 16;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(3 << FIFO_MODE), (3 << FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(1 << TX_SAMPLE_BITS), (0 << TX_SAMPLE_BITS));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << RX_FIFO_MODE), (1 << RX_FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << RX_SAMPLE_BITS), (0 << RX_SAMPLE_BITS));
}
break;
case SNDRV_PCM_FORMAT_S24_LE:
sunxi_codec->codec_word_size = 24;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(3 << FIFO_MODE), (0 << FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(1 << TX_SAMPLE_BITS), (1 << TX_SAMPLE_BITS));
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << RX_FIFO_MODE), (0 << RX_FIFO_MODE));
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << RX_SAMPLE_BITS), (1 << RX_SAMPLE_BITS));
}
break;
default:
sunxi_codec->codec_word_size = 16;
break;
}
pr_debug("[%s] Now params_format is: %d\n", __func__, sunxi_codec->codec_word_size);
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_FIFOC,
(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_FIFOC,
(0x7 << ADC_FS),
(sample_rate_conv[i].rate_bit<<ADC_FS));
}
}
}
/* reset the adchpf func setting for different sampling */
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
if (sunxi_codec->hw_config.adchpf_cfg) {
if (params_rate(params) == 16000) {
snd_soc_write(codec, SUNXI_ADC_DRC_HHPFC,
(0x00F623A5 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LHPFC,
0x00F623A5 & 0xFFFF);
} else if (params_rate(params) == 44100) {
snd_soc_write(codec, SUNXI_ADC_DRC_HHPFC,
(0x00FC60DB >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LHPFC,
0x00FC60DB & 0xFFFF);
} else {
snd_soc_write(codec, SUNXI_ADC_DRC_HHPFC,
(0x00FCABB3 >> 16) & 0xFFFF);
snd_soc_write(codec, SUNXI_ADC_DRC_LHPFC,
0x00FCABB3 & 0xFFFF);
}
}
}
switch (params_channels(params)) {
case 1:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(1 << DAC_MONO_EN), 1 << DAC_MONO_EN);
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << ADC_CHAN_SEL), (1 << ADC_CHAN_SEL));
}
break;
case 2:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(1 << DAC_MONO_EN), (0 << DAC_MONO_EN));
} else {
pr_err("[%s] audiocodec can not support 2 channels"
" for capture.\n", __func__);
return -EINVAL;
}
break;
default:
pr_err("[%s] audiocodec only support mono or stereo mode.\n", __func__);
return -EINVAL;
}
#ifdef CONFIG_SUNXI_MPP_AIO
if (mpp_audio_debugfs) {
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
mpp_aio_info_set(mpp_audio_debugfs->ao_devenable, 32, 1);
mpp_aio_info_set(mpp_audio_debugfs->ao_cardtype, 64, 0);
mpp_aio_info_set(mpp_audio_debugfs->ao_samplerate, 32,
params_rate(params));
mpp_aio_info_set(mpp_audio_debugfs->ao_bitwidth, 32,
sunxi_codec->codec_word_size);
} else {
mpp_aio_info_set(mpp_audio_debugfs->ai_devenable, 32, 1);
mpp_aio_info_set(mpp_audio_debugfs->ai_samplerate, 32,
params_rate(params));
mpp_aio_info_set(mpp_audio_debugfs->ai_bitwidth, 32,
sunxi_codec->codec_word_size);
}
}
#endif
return 0;
}
static int sunxi_codec_set_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
if (clk_set_rate(sunxi_codec->pll_clk, freq)) {
dev_err(sunxi_codec->dev, "set pll_clk rate failed\n");
return -EINVAL;
}
return 0;
}
static void sunxi_codec_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
}
static int sunxi_codec_digital_mute(struct snd_soc_dai *dai, int mute)
{
return 0;
}
static int sunxi_codec_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
snd_soc_update_bits(codec, SUNXI_DAC_FIFOC,
(1 << FIFO_FLUSH), (1 << FIFO_FLUSH));
snd_soc_write(codec, SUNXI_DAC_FIFOS,
(1 << DAC_TXE_INT | 1 << DAC_TXU_INT | 1 << DAC_TXO_INT));
snd_soc_write(codec, SUNXI_DAC_CNT, 0);
} else {
snd_soc_update_bits(codec, SUNXI_ADC_FIFOC,
(1 << ADC_FIFO_FLUSH), (1 << ADC_FIFO_FLUSH));
snd_soc_write(codec, SUNXI_ADC_FIFOS,
(1 << ADC_RXA_INT | 1 << ADC_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 sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(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)
regmap_update_bits(sunxi_codec->regmap, SUNXI_DAC_FIFOC,
(1 << DAC_DRQ_EN), (1 << DAC_DRQ_EN));
#ifndef CONFIG_SUNXI_ADC_DAUDIO_SYNC
else
regmap_update_bits(sunxi_codec->regmap, SUNXI_ADC_FIFOC,
(1 << ADC_DRQ_EN), (1 << ADC_DRQ_EN));
#endif
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
regmap_update_bits(sunxi_codec->regmap, SUNXI_DAC_FIFOC,
(1 << DAC_DRQ_EN), (0 << DAC_DRQ_EN));
#ifndef CONFIG_SUNXI_ADC_DAUDIO_SYNC
else
regmap_update_bits(sunxi_codec->regmap, SUNXI_ADC_FIFOC,
(1 << ADC_DRQ_EN), (0 << ADC_DRQ_EN));
#endif
break;
default:
return -EINVAL;
}
return 0;
}
#ifdef CONFIG_SUNXI_MPP_AIO
static void ac_mpp_debugfs_update_adc_cardtype(struct snd_soc_codec *codec)
{
if (mpp_audio_debugfs != NULL) {
if ((snd_soc_read(codec, SUNXI_ADCL_ANA_CTL) >>
MIC1AMPEN) & 0x1)
mpp_aio_info_set(mpp_audio_debugfs->ai_cardtype, 64, 0);
if ((snd_soc_read(codec, SUNXI_ADCL_ANA_CTL) >>
LINEINLEN) & 0x1)
mpp_aio_info_set(mpp_audio_debugfs->ai_cardtype, 64, 1);
}
}
#endif
static int codec_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
switch (level) {
case SND_SOC_BIAS_ON:
#ifdef CONFIG_SUNXI_MPP_AIO
ac_mpp_debugfs_update_adc_cardtype(codec);
#endif
pr_debug("[%s] SND_SOC_BIAS_ON\n", __func__);
break;
case SND_SOC_BIAS_PREPARE:
pr_debug("[%s] SND_SOC_BIAS_PREPARE\n", __func__);
break;
case SND_SOC_BIAS_STANDBY:
/*on*/
/*switch_hw_config(codec);*/
#ifdef CONFIG_SUNXI_MPP_AIO
ac_mpp_debugfs_update_adc_cardtype(codec);
#endif
pr_debug("[%s] SND_SOC_BIAS_STANDBY\n", __func__);
break;
case SND_SOC_BIAS_OFF:
/*off*/
pr_debug("[%s] SND_SOC_BIAS_OFF\n", __func__);
break;
}
codec->component.dapm.bias_level = level;
return 0;
}
static const struct snd_soc_dai_ops sunxi_codec_dai_ops = {
.startup = sunxi_codec_startup,
.hw_params = sunxi_codec_hw_params,
.shutdown = sunxi_codec_shutdown,
.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 = "sun8iw19codec",
.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 = 1,
.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)
{
int ret;
struct snd_soc_dapm_context *dapm = &codec->component.dapm;
ret = snd_soc_add_codec_controls(codec, sunxi_codec_controls,
ARRAY_SIZE(sunxi_codec_controls));
if (ret)
pr_err("failed to register codec controls!\n");
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)
{
return 0;
}
static int sunxi_gpio_iodisable(u32 gpio)
{
char pin_name[8];
u32 config;
u32 ret = 0;
sunxi_gpio_to_name(gpio, pin_name);
config = 7 << 16;
ret = pin_config_set(SUNXI_PINCTRL, pin_name, config);
return ret;
}
static int save_audio_reg(struct sunxi_codec_info *sunxi_codec)
{
int i = 0;
while (reg_labels[i].name != NULL) {
regmap_read(sunxi_codec->regmap, reg_labels[i].address,
&reg_labels[i].value);
i++;
}
return i;
}
static int echo_audio_reg(struct sunxi_codec_info *sunxi_codec)
{
int i = 0;
while (reg_labels[i].name != NULL) {
regmap_write(sunxi_codec->regmap, reg_labels[i].address,
reg_labels[i].value);
i++;
}
return i;
}
static int sunxi_codec_suspend(struct snd_soc_codec *codec)
{
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
struct codec_spk_config *spk_cfg = &(sunxi_codec->spk_config);
pr_debug("Enter %s\n", __func__);
/* save the audio reg */
save_audio_reg(sunxi_codec);
if (spk_cfg->used)
sunxi_gpio_iodisable(spk_cfg->spk_gpio);
clk_disable_unprepare(sunxi_codec->module_clk);
clk_disable_unprepare(sunxi_codec->pll_clk);
pr_debug("End %s\n", __func__);
return 0;
}
static int sunxi_codec_resume(struct snd_soc_codec *codec)
{
struct sunxi_codec_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
struct codec_spk_config *spk_cfg = &(sunxi_codec->spk_config);
pr_debug("Enter %s\n", __func__);
if (clk_prepare_enable(sunxi_codec->pll_clk)) {
dev_err(sunxi_codec->dev, "enable pll_clk failed, resume exit\n");
return -EBUSY;
}
if (clk_prepare_enable(sunxi_codec->module_clk)) {
dev_err(sunxi_codec->dev, "enable module_clk failed, resume exit\n");
clk_disable_unprepare(sunxi_codec->pll_clk);
return -EBUSY;
}
if (spk_cfg->used) {
gpio_direction_output(spk_cfg->spk_gpio, 1);
gpio_set_value(spk_cfg->spk_gpio, !(spk_cfg->pa_level));
}
sunxi_codec_init(codec);
/* echo the reg that had saved */
echo_audio_reg(sunxi_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_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
unsigned int reg_val;
regmap_read(sunxi_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_info *sunxi_codec = snd_soc_codec_get_drvdata(codec);
regmap_write(sunxi_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,
.set_bias_level = codec_set_bias_level,
.read = sunxi_codec_read,
.write = sunxi_codec_write,
.ignore_pmdown_time = 1,
};
#ifdef CONFIG_SUNXI_ADC_DAUDIO_SYNC
static int sunxi_cpudai_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
unsigned int sync_mode = 0;
int adc_sync_flag = 0;
void *sunxi_daudio0 = NULL;
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
audio_trigger_lock_spinlock();
sync_mode = sunxi_codec_get_pcm_trigger_substream_mode();
if (sync_mode) {
adc_sync_flag = sunxi_codec_get_pcm_adc_sync_flag();
adc_sync_flag |= (0x1 << ADC_CODEC_SYNC);
if (adc_sync_flag & (0x1 << ADC_I2S_RUNNING)) {
sunxi_cpudai_adc_drq_enable(true);
} else if ((adc_sync_flag & (0x1 << ADC_CODEC_SYNC)) &&
(adc_sync_flag & (0x1 << ADC_I2S_SYNC))) {
adc_sync_flag |= (0x1 << ADC_I2S_RUNNING);
sunxi_daudio0 = sunxi_codec_get_pcm_adc_daudio0();
sunxi_cpudai_adc_drq_enable(true);
sunxi_daudio_rx_drq_enable(sunxi_daudio0, true);
sunxi_codec_set_pcm_trigger_capture_tv();
}
sunxi_codec_set_pcm_adc_sync_flag(adc_sync_flag);
} else
sunxi_cpudai_adc_drq_enable(true);
audio_trigger_unlock_spinlock();
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
audio_trigger_lock_spinlock();
adc_sync_flag = sunxi_codec_get_pcm_adc_sync_flag();
adc_sync_flag &= ~(0x1 << ADC_CODEC_SYNC);
if (!((adc_sync_flag >> ADC_CODEC_SYNC) & 0x1) &&
(!((adc_sync_flag >> ADC_I2S_SYNC) & 0x1))) {
adc_sync_flag &= ~(0x1 << ADC_I2S_RUNNING);
}
sunxi_codec_set_pcm_adc_sync_flag(adc_sync_flag);
sunxi_cpudai_adc_drq_enable(false);
audio_trigger_unlock_spinlock();
break;
}
} else
sunxi_codec_set_pcm_trigger_playback_tv();
return 0;
}
static const struct snd_soc_dai_ops sunxi_cpudai_dai_ops = {
.trigger = sunxi_cpudai_trigger,
};
#endif
static struct snd_soc_dai_driver sunxi_cpudai_dai = {
.name = "sunxi-internal-cpudai",
.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 |
SNDRV_PCM_FMTBIT_S32_LE,
},
.capture = {
.channels_min = 1,
.channels_max = 1,
.rates = SNDRV_PCM_RATE_8000_48000 |
SNDRV_PCM_RATE_KNOT,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_S32_LE,
},
#ifdef CONFIG_SUNXI_ADC_DAUDIO_SYNC
.ops = &sunxi_cpudai_dai_ops,
#else
.ops = NULL,
#endif
};
static const struct snd_soc_component_driver sunxi_asoc_cpudai_component = {
.name = "sun8iw19-internal-cpudai",
};
static ssize_t show_audio_reg(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct sunxi_codec_info *sunxi_codec = dev_get_drvdata(dev);
int count = 0, i = 0;
unsigned int reg_val;
unsigned int size = ARRAY_SIZE(reg_labels);
count += sprintf(buf, "dump audiocodec reg:\n");
while ((i < size) && (reg_labels[i].name != NULL)) {
regmap_read(sunxi_codec->regmap,
reg_labels[i].address, &reg_val);
count += sprintf(buf + count, "[%s] 0x%03x: 0x%08x save_val:0x%08x\n",
reg_labels[i].name, (reg_labels[i].address),
reg_val, reg_labels[i].value);
i++;
}
return count;
}
/* ex:
* param 1: 0 read;1 write
* param 2: reg value;
* param 3: write value;
read:
echo 0,0x00> audio_reg
write:
echo 1,0x00,0xa > 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;
int input_reg_val = 0;
int input_reg_offset = 0;
struct sunxi_codec_info *sunxi_codec = dev_get_drvdata(dev);
ret = sscanf(buf, "%d,0x%x,0x%x", &rw_flag,
&input_reg_offset, &input_reg_val);
dev_info(dev, "ret:%d, reg_offset:%d, reg_val:0x%x\n",
ret, input_reg_offset, input_reg_val);
if (!(rw_flag == 1 || rw_flag == 0)) {
pr_err("not rw_flag\n");
ret = count;
goto out;
}
if (input_reg_offset > SUNXI_BIAS_ANA_CTL) {
pr_err("ERROR: the reg offset[0x%03x] > SUNXI_BIAS_ANA_CTL[0x%03x]\n",
input_reg_offset, SUNXI_BIAS_ANA_CTL);
ret = count;
goto out;
}
if (rw_flag) {
regmap_write(sunxi_codec->regmap,
input_reg_offset, input_reg_val);
} else {
regmap_read(sunxi_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);
}
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_BIAS_ANA_CTL,
.cache_type = REGCACHE_NONE,
};
static const struct of_device_id sunxi_internal_codec_of_match[] = {
{ .compatible = "allwinner,sunxi-internal-codec", },
};
static int sunxi_internal_codec_probe(struct platform_device *pdev)
{
struct sunxi_codec_info *sunxi_codec;
struct resource res;
struct resource *memregion;
struct device_node *np = pdev->dev.of_node;
int ret;
unsigned int temp_val;
const struct of_device_id *match;
if (IS_ERR_OR_NULL(np)) {
dev_err(&pdev->dev, "pdev->dev.of_node is err.\n");
ret = -EFAULT;
goto err_node_put;
}
/*
* check platform_device present in the
* system is in its list of supported devices.
*/
match = of_match_device(sunxi_internal_codec_of_match, &pdev->dev);
if (IS_ERR_OR_NULL(match)) {
dev_err(&pdev->dev, "device is not in list of support devices.\n");
ret = -EFAULT;
goto err_node_put;
}
sunxi_codec = devm_kzalloc(&pdev->dev,
sizeof(struct sunxi_codec_info), GFP_KERNEL);
if (!sunxi_codec) {
dev_err(&pdev->dev, "Can't allocate sunxi codec memory\n");
ret = -ENOMEM;
goto err_node_put;
}
dev_set_drvdata(&pdev->dev, sunxi_codec);
sunxi_codec->dev = &pdev->dev;
sunxi_codec->pll_clk = of_clk_get(np, 0);
if (IS_ERR_OR_NULL(sunxi_codec->pll_clk)) {
dev_err(&pdev->dev, "pll_clk not exist or invaild\n");
ret = PTR_ERR(sunxi_codec->pll_clk);
goto err_devm_kfree;
}
sunxi_codec->module_clk = of_clk_get(np, 1);
if (IS_ERR_OR_NULL(sunxi_codec->module_clk)) {
dev_err(&pdev->dev, "module_clk not exist or invaild\n");
ret = PTR_ERR(sunxi_codec->module_clk);
goto err_pllclk_put;
} else {
if (clk_set_parent(sunxi_codec->module_clk,
sunxi_codec->pll_clk)) {
dev_err(&pdev->dev, "set parent of module_clk to pll_clk failed\n");
ret = -EBUSY;
goto err_moduleclk_put;
}
if (clk_prepare_enable(sunxi_codec->pll_clk)) {
dev_err(&pdev->dev, "pll_clk enable failed\n");
ret = -EBUSY;
goto err_moduleclk_put;
}
if (clk_prepare_enable(sunxi_codec->module_clk)) {
dev_err(&pdev->dev, "module_clk enable failed\n");
ret = -EBUSY;
goto err_pllclk_disable;
}
}
/* codec reg_base */
ret = of_address_to_resource(np, 0, &res);
if (ret) {
dev_err(&pdev->dev, "Failed to get sunxi resource\n");
return -EINVAL;
goto err_moduleclk_disable;
}
memregion = devm_request_mem_region(&pdev->dev, res.start,
resource_size(&res), "sunxi-internal-codec");
if (!memregion) {
dev_err(&pdev->dev, "sunxi memory region already claimed\n");
ret = -EBUSY;
goto err_devm_free_memregion;
}
sunxi_codec->digital_base = devm_ioremap(&pdev->dev,
res.start, resource_size(&res));
if (!sunxi_codec->digital_base) {
dev_err(&pdev->dev, "sunxi digital_base ioremap failed\n");
ret = -EBUSY;
goto err_moduleclk_disable;
}
sunxi_codec->regmap = devm_regmap_init_mmio(&pdev->dev,
sunxi_codec->digital_base,
&sunxi_codec_regmap_config);
if (IS_ERR_OR_NULL(sunxi_codec->regmap)) {
dev_err(&pdev->dev, "regmap init failed\n");
ret = PTR_ERR(sunxi_codec->regmap);
goto err_digital_iounmap;
}
#ifdef CONFIG_SUNXI_ADC_DAUDIO_SYNC
sunxi_codec_set_regmap(sunxi_codec->regmap);
#endif
ret = of_property_read_u32(np, "digital_vol", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "digital volume get failed\n");
sunxi_codec->digital_vol = 0;
} else {
sunxi_codec->digital_vol = temp_val;
}
ret = of_property_read_u32(np, "lineout_vol", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "lineout volume get failed\n");
sunxi_codec->lineout_vol = 0x1F;
} else {
sunxi_codec->lineout_vol = temp_val;
}
ret = of_property_read_u32(np, "main_gain", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "main gain get failed\n");
sunxi_codec->main_gain = 32;
} else {
sunxi_codec->main_gain = temp_val;
}
ret = of_property_read_u32(np, "pa_msleep_time", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "pa_msleep get failed\n");
sunxi_codec->spk_config.pa_msleep = 160;
} else {
sunxi_codec->spk_config.pa_msleep = temp_val;
}
ret = of_property_read_u32(np, "pa_level", &temp_val);
if (ret < 0) {
dev_warn(&pdev->dev, "pa_level get failed.\n");
sunxi_codec->spk_config.pa_level = 1;
} else {
sunxi_codec->spk_config.pa_level = temp_val;
}
pr_info("digital_vol:%d, lineout_vol:%d, main_gain:%d,"
" pa_msleep:%d, pa_level:%d\n",
sunxi_codec->digital_vol,
sunxi_codec->lineout_vol,
sunxi_codec->main_gain,
sunxi_codec->spk_config.pa_msleep,
sunxi_codec->spk_config.pa_level);
#ifdef SUNXI_CODEC_DAP_ENABLE
ret = of_property_read_u32(np, "adcdrc_cfg", &temp_val);
if (ret < 0) {
pr_err("[%s] adcdrc_cfg configs missing or invalid.\n", __func__);
ret = -EINVAL;
} else {
sunxi_codec->hw_config.adcdrc_cfg = temp_val;
}
ret = of_property_read_u32(np, "adchpf_cfg", &temp_val);
if (ret < 0) {
pr_err("[%s] adchpf_cfg configs missing or invalid.\n", __func__);
ret = -EINVAL;
} else {
sunxi_codec->hw_config.adchpf_cfg = temp_val;
}
ret = of_property_read_u32(np, "dacdrc_cfg", &temp_val);
if (ret < 0) {
pr_err("[%s] dacdrc_cfg configs missing or invalid.\n", __func__);
ret = -EINVAL;
} else {
sunxi_codec->hw_config.dacdrc_cfg = temp_val;
}
ret = of_property_read_u32(np, "dachpf_cfg", &temp_val);
if (ret < 0) {
pr_err("[%s] dachpf_cfg configs missing or invalid.\n", __func__);
ret = -EINVAL;
} else {
sunxi_codec->hw_config.dachpf_cfg = temp_val;
}
pr_info("adcdrc_cfg:%d, adchpf_cfg:%d, dacdrc_cfg:%d, dachpf:%d\n",
sunxi_codec->hw_config.adcdrc_cfg,
sunxi_codec->hw_config.adchpf_cfg,
sunxi_codec->hw_config.dacdrc_cfg,
sunxi_codec->hw_config.dachpf_cfg);
#endif
ret = of_get_named_gpio(np, "gpio-spk", 0);
if (ret >= 0) {
sunxi_codec->spk_config.used = 1;
sunxi_codec->spk_config.spk_gpio = ret;
if (!gpio_is_valid(sunxi_codec->spk_config.spk_gpio)) {
dev_err(&pdev->dev, "gpio-spk is invalid\n");
ret = -EINVAL;
goto err_digital_iounmap;
} else {
pr_info("gpio-spk:%d\n",
sunxi_codec->spk_config.spk_gpio);
ret = devm_gpio_request(&pdev->dev,
sunxi_codec->spk_config.spk_gpio, "SPK");
if (ret) {
dev_err(&pdev->dev, "failed to request gpio-spk gpio\n");
ret = -EBUSY;
goto err_digital_iounmap;
} else {
gpio_direction_output(sunxi_codec->spk_config.spk_gpio, 1);
gpio_set_value(sunxi_codec->spk_config.spk_gpio,
!(sunxi_codec->spk_config.pa_level));
}
}
} else {
sunxi_codec->spk_config.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_digital_iounmap;
}
ret = of_address_to_resource(np, 0, &res);
if (ret) {
dev_err(&pdev->dev, "Can't parse device node resource\n");
ret = -ENODEV;
goto err_unregister_codec;
}
sunxi_codec->playback_dma_param.dma_addr = res.start+SUNXI_DAC_TXDATA;
sunxi_codec->playback_dma_param.dma_drq_type_num = DRQDST_AUDIO_CODEC;
sunxi_codec->playback_dma_param.dst_maxburst = 4;
sunxi_codec->playback_dma_param.src_maxburst = 4;
sunxi_codec->capture_dma_param.dma_addr = res.start+SUNXI_ADC_RXDATA;
sunxi_codec->capture_dma_param.dma_drq_type_num = DRQSRC_AUDIO_CODEC;
sunxi_codec->capture_dma_param.src_maxburst = 4;
sunxi_codec->capture_dma_param.dst_maxburst = 4;
ret = snd_soc_register_component(&pdev->dev, &sunxi_asoc_cpudai_component,
&sunxi_cpudai_dai, 1);
if (ret) {
dev_err(&pdev->dev, "Could not register DAI: %d\n", ret);
ret = -EBUSY;
goto err_unregister_codec;
}
ret = asoc_dma_platform_register(&pdev->dev, 0);
if (ret) {
dev_err(&pdev->dev, "Could not register PCM: %d\n", ret);
goto err_unregister_component;
}
ret = sysfs_create_group(&pdev->dev.kobj, &audio_debug_attr_group);
if (ret) {
dev_warn(&pdev->dev, "failed to create attr group\n");
goto err_unregister_platform;
}
dev_warn(&pdev->dev, "[%s] codec probe finished.\n", __func__);
return 0;
err_unregister_platform:
asoc_dma_platform_unregister(&pdev->dev);
err_unregister_component:
snd_soc_unregister_component(&pdev->dev);
err_unregister_codec:
snd_soc_unregister_codec(&pdev->dev);
err_digital_iounmap:
devm_iounmap(&pdev->dev, sunxi_codec->digital_base);
err_moduleclk_disable:
clk_disable_unprepare(sunxi_codec->module_clk);
err_moduleclk_put:
clk_put(sunxi_codec->module_clk);
err_pllclk_disable:
clk_disable_unprepare(sunxi_codec->pll_clk);
err_pllclk_put:
clk_put(sunxi_codec->pll_clk);
err_devm_kfree:
devm_kfree(&pdev->dev, sunxi_codec);
err_node_put:
of_node_put(np);
err_devm_free_memregion:
devm_release_mem_region(&pdev->dev, memregion->start,
resource_size(memregion));
return ret;
}
static int __exit sunxi_internal_codec_remove(struct platform_device *pdev)
{
struct sunxi_codec_info *sunxi_codec = dev_get_drvdata(&pdev->dev);
sysfs_remove_group(&pdev->dev.kobj, &audio_debug_attr_group);
asoc_dma_platform_unregister(&pdev->dev);
snd_soc_unregister_component(&pdev->dev);
snd_soc_unregister_codec(&pdev->dev);
clk_disable_unprepare(sunxi_codec->module_clk);
clk_put(sunxi_codec->module_clk);
clk_disable_unprepare(sunxi_codec->pll_clk);
clk_put(sunxi_codec->pll_clk);
devm_iounmap(&pdev->dev, sunxi_codec->digital_base);
devm_kfree(&pdev->dev, sunxi_codec);
platform_set_drvdata(pdev, NULL);
dev_warn(&pdev->dev, "[%s] codec remove finished.\n", __func__);
return 0;
}
static struct platform_driver sunxi_internal_codec_driver = {
.driver = {
.name = "sunxi-internal-codec",
.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("yumingfeng <yumingfeng@allwinnertech.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:sunxi-internal-codec");