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wm8990.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* wm8990.c -- WM8990 ALSA Soc Audio driver
*
* Copyright 2008 Wolfson Microelectronics PLC.
* Author: Liam Girdwood <[email protected]>
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <asm/div64.h>
#include "wm8990.h"
/* codec private data */
struct wm8990_priv {
struct regmap *regmap;
unsigned int sysclk;
unsigned int pcmclk;
};
#define wm8990_reset(c) snd_soc_component_write(c, WM8990_RESET, 0)
static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
static const DECLARE_TLV_DB_SCALE(out_mix_tlv, 0, -2100, 0);
static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
int reg = mc->reg;
int ret;
u16 val;
ret = snd_soc_put_volsw(kcontrol, ucontrol);
if (ret < 0)
return ret;
/* now hit the volume update bits (always bit 8) */
val = snd_soc_component_read(component, reg);
return snd_soc_component_write(component, reg, val | 0x0100);
}
#define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\
tlv_array) \
SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
snd_soc_get_volsw, wm899x_outpga_put_volsw_vu, tlv_array)
static const char *wm8990_digital_sidetone[] =
{"None", "Left ADC", "Right ADC", "Reserved"};
static SOC_ENUM_SINGLE_DECL(wm8990_left_digital_sidetone_enum,
WM8990_DIGITAL_SIDE_TONE,
WM8990_ADC_TO_DACL_SHIFT,
wm8990_digital_sidetone);
static SOC_ENUM_SINGLE_DECL(wm8990_right_digital_sidetone_enum,
WM8990_DIGITAL_SIDE_TONE,
WM8990_ADC_TO_DACR_SHIFT,
wm8990_digital_sidetone);
static const char *wm8990_adcmode[] =
{"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
static SOC_ENUM_SINGLE_DECL(wm8990_right_adcmode_enum,
WM8990_ADC_CTRL,
WM8990_ADC_HPF_CUT_SHIFT,
wm8990_adcmode);
static const struct snd_kcontrol_new wm8990_snd_controls[] = {
/* INMIXL */
SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L12MNBST_BIT, 1, 0),
SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L34MNBST_BIT, 1, 0),
/* INMIXR */
SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R12MNBST_BIT, 1, 0),
SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R34MNBST_BIT, 1, 0),
/* LOMIX */
SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER3,
WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER5,
WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
/* ROMIX */
SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER4,
WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER6,
WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL_MASK, 1, out_mix_tlv),
SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL_MASK, 1, out_mix_tlv),
/* LOUT */
SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8990_LEFT_OUTPUT_VOLUME,
WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_MASK, 0, out_pga_tlv),
SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUME, WM8990_LOZC_BIT, 1, 0),
/* ROUT */
SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8990_RIGHT_OUTPUT_VOLUME,
WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_MASK, 0, out_pga_tlv),
SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLUME, WM8990_ROZC_BIT, 1, 0),
/* LOPGA */
SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8990_LEFT_OPGA_VOLUME,
WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL_MASK, 0, out_pga_tlv),
SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA_VOLUME,
WM8990_LOPGAZC_BIT, 1, 0),
/* ROPGA */
SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8990_RIGHT_OPGA_VOLUME,
WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL_MASK, 0, out_pga_tlv),
SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPGA_VOLUME,
WM8990_ROPGAZC_BIT, 1, 0),
SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_LONMUTE_BIT, 1, 0),
SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_LOPMUTE_BIT, 1, 0),
SOC_SINGLE("LOP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_LOATTN_BIT, 1, 0),
SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_RONMUTE_BIT, 1, 0),
SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_ROPMUTE_BIT, 1, 0),
SOC_SINGLE("ROP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
WM8990_ROATTN_BIT, 1, 0),
SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_VOLUME,
WM8990_OUT3MUTE_BIT, 1, 0),
SOC_SINGLE("OUT3 Attenuation Switch", WM8990_OUT3_4_VOLUME,
WM8990_OUT3ATTN_BIT, 1, 0),
SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_VOLUME,
WM8990_OUT4MUTE_BIT, 1, 0),
SOC_SINGLE("OUT4 Attenuation Switch", WM8990_OUT3_4_VOLUME,
WM8990_OUT4ATTN_BIT, 1, 0),
SOC_SINGLE("Speaker Mode Switch", WM8990_CLASSD1,
WM8990_CDMODE_BIT, 1, 0),
SOC_SINGLE("Speaker Output Attenuation Volume", WM8990_SPEAKER_VOLUME,
WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_MASK, 0),
SOC_SINGLE("Speaker DC Boost Volume", WM8990_CLASSD3,
WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MASK, 0),
SOC_SINGLE("Speaker AC Boost Volume", WM8990_CLASSD3,
WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MASK, 0),
SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD4,
WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MASK, 0, out_pga_tlv),
SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4,
WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK, 0),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
WM8990_LEFT_DAC_DIGITAL_VOLUME,
WM8990_DACL_VOL_SHIFT,
WM8990_DACL_VOL_MASK,
0,
out_dac_tlv),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
WM8990_RIGHT_DAC_DIGITAL_VOLUME,
WM8990_DACR_VOL_SHIFT,
WM8990_DACR_VOL_MASK,
0,
out_dac_tlv),
SOC_ENUM("Left Digital Sidetone", wm8990_left_digital_sidetone_enum),
SOC_ENUM("Right Digital Sidetone", wm8990_right_digital_sidetone_enum),
SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADCL_DAC_SVOL_MASK, 0,
out_sidetone_tlv),
SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADCR_DAC_SVOL_MASK, 0,
out_sidetone_tlv),
SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8990_ADC_CTRL,
WM8990_ADC_HPF_ENA_BIT, 1, 0),
SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_enum),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
WM8990_LEFT_ADC_DIGITAL_VOLUME,
WM8990_ADCL_VOL_SHIFT,
WM8990_ADCL_VOL_MASK,
0,
in_adc_tlv),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
WM8990_RIGHT_ADC_DIGITAL_VOLUME,
WM8990_ADCR_VOL_SHIFT,
WM8990_ADCR_VOL_MASK,
0,
in_adc_tlv),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
WM8990_LIN12VOL_SHIFT,
WM8990_LIN12VOL_MASK,
0,
in_pga_tlv),
SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
WM8990_LI12ZC_BIT, 1, 0),
SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
WM8990_LI12MUTE_BIT, 1, 0),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
WM8990_LIN34VOL_SHIFT,
WM8990_LIN34VOL_MASK,
0,
in_pga_tlv),
SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
WM8990_LI34ZC_BIT, 1, 0),
SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
WM8990_LI34MUTE_BIT, 1, 0),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
WM8990_RIN12VOL_SHIFT,
WM8990_RIN12VOL_MASK,
0,
in_pga_tlv),
SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
WM8990_RI12ZC_BIT, 1, 0),
SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
WM8990_RI12MUTE_BIT, 1, 0),
SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
WM8990_RIN34VOL_SHIFT,
WM8990_RIN34VOL_MASK,
0,
in_pga_tlv),
SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
WM8990_RI34ZC_BIT, 1, 0),
SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
WM8990_RI34MUTE_BIT, 1, 0),
};
/*
* _DAPM_ Controls
*/
static int outmixer_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
u32 reg_shift = kcontrol->private_value & 0xfff;
int ret = 0;
u16 reg;
switch (reg_shift) {
case WM8990_SPEAKER_MIXER | (WM8990_LDSPK_BIT << 8) :
reg = snd_soc_component_read(component, WM8990_OUTPUT_MIXER1);
if (reg & WM8990_LDLO) {
printk(KERN_WARNING
"Cannot set as Output Mixer 1 LDLO Set\n");
ret = -1;
}
break;
case WM8990_SPEAKER_MIXER | (WM8990_RDSPK_BIT << 8):
reg = snd_soc_component_read(component, WM8990_OUTPUT_MIXER2);
if (reg & WM8990_RDRO) {
printk(KERN_WARNING
"Cannot set as Output Mixer 2 RDRO Set\n");
ret = -1;
}
break;
case WM8990_OUTPUT_MIXER1 | (WM8990_LDLO_BIT << 8):
reg = snd_soc_component_read(component, WM8990_SPEAKER_MIXER);
if (reg & WM8990_LDSPK) {
printk(KERN_WARNING
"Cannot set as Speaker Mixer LDSPK Set\n");
ret = -1;
}
break;
case WM8990_OUTPUT_MIXER2 | (WM8990_RDRO_BIT << 8):
reg = snd_soc_component_read(component, WM8990_SPEAKER_MIXER);
if (reg & WM8990_RDSPK) {
printk(KERN_WARNING
"Cannot set as Speaker Mixer RDSPK Set\n");
ret = -1;
}
break;
}
return ret;
}
/* INMIX dB values */
static const DECLARE_TLV_DB_SCALE(in_mix_tlv, -1200, 600, 0);
/* Left In PGA Connections */
static const struct snd_kcontrol_new wm8990_dapm_lin12_pga_controls[] = {
SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MIXER2, WM8990_LMN1_BIT, 1, 0),
SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MIXER2, WM8990_LMP2_BIT, 1, 0),
};
static const struct snd_kcontrol_new wm8990_dapm_lin34_pga_controls[] = {
SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MIXER2, WM8990_LMN3_BIT, 1, 0),
SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MIXER2, WM8990_LMP4_BIT, 1, 0),
};
/* Right In PGA Connections */
static const struct snd_kcontrol_new wm8990_dapm_rin12_pga_controls[] = {
SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MIXER2, WM8990_RMN1_BIT, 1, 0),
SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MIXER2, WM8990_RMP2_BIT, 1, 0),
};
static const struct snd_kcontrol_new wm8990_dapm_rin34_pga_controls[] = {
SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MIXER2, WM8990_RMN3_BIT, 1, 0),
SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MIXER2, WM8990_RMP4_BIT, 1, 0),
};
/* INMIXL */
static const struct snd_kcontrol_new wm8990_dapm_inmixl_controls[] = {
SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8990_INPUT_MIXER3,
WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MASK, 0, in_mix_tlv),
SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPUT_MIXER5, WM8990_LI2BVOL_SHIFT,
7, 0, in_mix_tlv),
SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
1, 0),
SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
1, 0),
};
/* INMIXR */
static const struct snd_kcontrol_new wm8990_dapm_inmixr_controls[] = {
SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8990_INPUT_MIXER4,
WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MASK, 0, in_mix_tlv),
SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPUT_MIXER6, WM8990_RI2BVOL_SHIFT,
7, 0, in_mix_tlv),
SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
1, 0),
SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
1, 0),
};
/* AINLMUX */
static const char *wm8990_ainlmux[] =
{"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
static SOC_ENUM_SINGLE_DECL(wm8990_ainlmux_enum,
WM8990_INPUT_MIXER1, WM8990_AINLMODE_SHIFT,
wm8990_ainlmux);
static const struct snd_kcontrol_new wm8990_dapm_ainlmux_controls =
SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum);
/* DIFFINL */
/* AINRMUX */
static const char *wm8990_ainrmux[] =
{"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
static SOC_ENUM_SINGLE_DECL(wm8990_ainrmux_enum,
WM8990_INPUT_MIXER1, WM8990_AINRMODE_SHIFT,
wm8990_ainrmux);
static const struct snd_kcontrol_new wm8990_dapm_ainrmux_controls =
SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum);
/* LOMIX */
static const struct snd_kcontrol_new wm8990_dapm_lomix_controls[] = {
SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LRBLO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LLBLO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LRI3LO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LLI3LO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LR12LO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
WM8990_LL12LO_BIT, 1, 0),
SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8990_OUTPUT_MIXER1,
WM8990_LDLO_BIT, 1, 0),
};
/* ROMIX */
static const struct snd_kcontrol_new wm8990_dapm_romix_controls[] = {
SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RLBRO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RRBRO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RLI3RO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RRI3RO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RL12RO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
WM8990_RR12RO_BIT, 1, 0),
SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8990_OUTPUT_MIXER2,
WM8990_RDRO_BIT, 1, 0),
};
/* LONMIX */
static const struct snd_kcontrol_new wm8990_dapm_lonmix_controls[] = {
SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
WM8990_LLOPGALON_BIT, 1, 0),
SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER1,
WM8990_LROPGALON_BIT, 1, 0),
SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8990_LINE_MIXER1,
WM8990_LOPLON_BIT, 1, 0),
};
/* LOPMIX */
static const struct snd_kcontrol_new wm8990_dapm_lopmix_controls[] = {
SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER1,
WM8990_LR12LOP_BIT, 1, 0),
SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER1,
WM8990_LL12LOP_BIT, 1, 0),
SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
WM8990_LLOPGALOP_BIT, 1, 0),
};
/* RONMIX */
static const struct snd_kcontrol_new wm8990_dapm_ronmix_controls[] = {
SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
WM8990_RROPGARON_BIT, 1, 0),
SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER2,
WM8990_RLOPGARON_BIT, 1, 0),
SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8990_LINE_MIXER2,
WM8990_ROPRON_BIT, 1, 0),
};
/* ROPMIX */
static const struct snd_kcontrol_new wm8990_dapm_ropmix_controls[] = {
SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER2,
WM8990_RL12ROP_BIT, 1, 0),
SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER2,
WM8990_RR12ROP_BIT, 1, 0),
SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
WM8990_RROPGAROP_BIT, 1, 0),
};
/* OUT3MIX */
static const struct snd_kcontrol_new wm8990_dapm_out3mix_controls[] = {
SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
WM8990_LI4O3_BIT, 1, 0),
SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8990_OUT3_4_MIXER,
WM8990_LPGAO3_BIT, 1, 0),
};
/* OUT4MIX */
static const struct snd_kcontrol_new wm8990_dapm_out4mix_controls[] = {
SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8990_OUT3_4_MIXER,
WM8990_RPGAO4_BIT, 1, 0),
SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
WM8990_RI4O4_BIT, 1, 0),
};
/* SPKMIX */
static const struct snd_kcontrol_new wm8990_dapm_spkmix_controls[] = {
SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
WM8990_LI2SPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8990_SPEAKER_MIXER,
WM8990_LB2SPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8990_SPEAKER_MIXER,
WM8990_LOPGASPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8990_SPEAKER_MIXER,
WM8990_LDSPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8990_SPEAKER_MIXER,
WM8990_RDSPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8990_SPEAKER_MIXER,
WM8990_ROPGASPK_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8990_SPEAKER_MIXER,
WM8990_RL12ROP_BIT, 1, 0),
SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
WM8990_RI2SPK_BIT, 1, 0),
};
static const struct snd_soc_dapm_widget wm8990_dapm_widgets[] = {
/* Input Side */
/* Input Lines */
SND_SOC_DAPM_INPUT("LIN1"),
SND_SOC_DAPM_INPUT("LIN2"),
SND_SOC_DAPM_INPUT("LIN3"),
SND_SOC_DAPM_INPUT("LIN4/RXN"),
SND_SOC_DAPM_INPUT("RIN3"),
SND_SOC_DAPM_INPUT("RIN4/RXP"),
SND_SOC_DAPM_INPUT("RIN1"),
SND_SOC_DAPM_INPUT("RIN2"),
SND_SOC_DAPM_INPUT("Internal ADC Source"),
SND_SOC_DAPM_SUPPLY("INL", WM8990_POWER_MANAGEMENT_2, WM8990_AINL_ENA_BIT, 0,
NULL, 0),
SND_SOC_DAPM_SUPPLY("INR", WM8990_POWER_MANAGEMENT_2, WM8990_AINR_ENA_BIT, 0,
NULL, 0),
/* DACs */
SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2,
WM8990_ADCL_ENA_BIT, 0),
SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8990_POWER_MANAGEMENT_2,
WM8990_ADCR_ENA_BIT, 0),
/* Input PGAs */
SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN12_ENA_BIT,
0, &wm8990_dapm_lin12_pga_controls[0],
ARRAY_SIZE(wm8990_dapm_lin12_pga_controls)),
SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN34_ENA_BIT,
0, &wm8990_dapm_lin34_pga_controls[0],
ARRAY_SIZE(wm8990_dapm_lin34_pga_controls)),
SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN12_ENA_BIT,
0, &wm8990_dapm_rin12_pga_controls[0],
ARRAY_SIZE(wm8990_dapm_rin12_pga_controls)),
SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT,
0, &wm8990_dapm_rin34_pga_controls[0],
ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)),
/* INMIXL */
SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0,
&wm8990_dapm_inmixl_controls[0],
ARRAY_SIZE(wm8990_dapm_inmixl_controls)),
/* AINLMUX */
SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainlmux_controls),
/* INMIXR */
SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0,
&wm8990_dapm_inmixr_controls[0],
ARRAY_SIZE(wm8990_dapm_inmixr_controls)),
/* AINRMUX */
SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainrmux_controls),
/* Output Side */
/* DACs */
SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8990_POWER_MANAGEMENT_3,
WM8990_DACL_ENA_BIT, 0),
SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8990_POWER_MANAGEMENT_3,
WM8990_DACR_ENA_BIT, 0),
/* LOMIX */
SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOMIX_ENA_BIT,
0, &wm8990_dapm_lomix_controls[0],
ARRAY_SIZE(wm8990_dapm_lomix_controls),
outmixer_event, SND_SOC_DAPM_PRE_REG),
/* LONMIX */
SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LON_ENA_BIT, 0,
&wm8990_dapm_lonmix_controls[0],
ARRAY_SIZE(wm8990_dapm_lonmix_controls)),
/* LOPMIX */
SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOP_ENA_BIT, 0,
&wm8990_dapm_lopmix_controls[0],
ARRAY_SIZE(wm8990_dapm_lopmix_controls)),
/* OUT3MIX */
SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT3_ENA_BIT, 0,
&wm8990_dapm_out3mix_controls[0],
ARRAY_SIZE(wm8990_dapm_out3mix_controls)),
/* SPKMIX */
SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MANAGEMENT_1, WM8990_SPK_ENA_BIT, 0,
&wm8990_dapm_spkmix_controls[0],
ARRAY_SIZE(wm8990_dapm_spkmix_controls), outmixer_event,
SND_SOC_DAPM_PRE_REG),
/* OUT4MIX */
SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT4_ENA_BIT, 0,
&wm8990_dapm_out4mix_controls[0],
ARRAY_SIZE(wm8990_dapm_out4mix_controls)),
/* ROPMIX */
SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROP_ENA_BIT, 0,
&wm8990_dapm_ropmix_controls[0],
ARRAY_SIZE(wm8990_dapm_ropmix_controls)),
/* RONMIX */
SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_RON_ENA_BIT, 0,
&wm8990_dapm_ronmix_controls[0],
ARRAY_SIZE(wm8990_dapm_ronmix_controls)),
/* ROMIX */
SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROMIX_ENA_BIT,
0, &wm8990_dapm_romix_controls[0],
ARRAY_SIZE(wm8990_dapm_romix_controls),
outmixer_event, SND_SOC_DAPM_PRE_REG),
/* LOUT PGA */
SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_LOUT_ENA_BIT, 0,
NULL, 0),
/* ROUT PGA */
SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_ROUT_ENA_BIT, 0,
NULL, 0),
/* LOPGA */
SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEMENT_3, WM8990_LOPGA_ENA_BIT, 0,
NULL, 0),
/* ROPGA */
SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEMENT_3, WM8990_ROPGA_ENA_BIT, 0,
NULL, 0),
/* MICBIAS */
SND_SOC_DAPM_SUPPLY("MICBIAS", WM8990_POWER_MANAGEMENT_1,
WM8990_MICBIAS_ENA_BIT, 0, NULL, 0),
SND_SOC_DAPM_OUTPUT("LON"),
SND_SOC_DAPM_OUTPUT("LOP"),
SND_SOC_DAPM_OUTPUT("OUT3"),
SND_SOC_DAPM_OUTPUT("LOUT"),
SND_SOC_DAPM_OUTPUT("SPKN"),
SND_SOC_DAPM_OUTPUT("SPKP"),
SND_SOC_DAPM_OUTPUT("ROUT"),
SND_SOC_DAPM_OUTPUT("OUT4"),
SND_SOC_DAPM_OUTPUT("ROP"),
SND_SOC_DAPM_OUTPUT("RON"),
SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
};
static const struct snd_soc_dapm_route wm8990_dapm_routes[] = {
/* Make DACs turn on when playing even if not mixed into any outputs */
{"Internal DAC Sink", NULL, "Left DAC"},
{"Internal DAC Sink", NULL, "Right DAC"},
/* Make ADCs turn on when recording even if not mixed from any inputs */
{"Left ADC", NULL, "Internal ADC Source"},
{"Right ADC", NULL, "Internal ADC Source"},
{"AINLMUX", NULL, "INL"},
{"INMIXL", NULL, "INL"},
{"AINRMUX", NULL, "INR"},
{"INMIXR", NULL, "INR"},
/* Input Side */
/* LIN12 PGA */
{"LIN12 PGA", "LIN1 Switch", "LIN1"},
{"LIN12 PGA", "LIN2 Switch", "LIN2"},
/* LIN34 PGA */
{"LIN34 PGA", "LIN3 Switch", "LIN3"},
{"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
/* INMIXL */
{"INMIXL", "Record Left Volume", "LOMIX"},
{"INMIXL", "LIN2 Volume", "LIN2"},
{"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
{"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
/* AINLMUX */
{"AINLMUX", "INMIXL Mix", "INMIXL"},
{"AINLMUX", "DIFFINL Mix", "LIN12 PGA"},
{"AINLMUX", "DIFFINL Mix", "LIN34 PGA"},
{"AINLMUX", "RXVOICE Mix", "LIN4/RXN"},
{"AINLMUX", "RXVOICE Mix", "RIN4/RXP"},
/* ADC */
{"Left ADC", NULL, "AINLMUX"},
/* RIN12 PGA */
{"RIN12 PGA", "RIN1 Switch", "RIN1"},
{"RIN12 PGA", "RIN2 Switch", "RIN2"},
/* RIN34 PGA */
{"RIN34 PGA", "RIN3 Switch", "RIN3"},
{"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
/* INMIXL */
{"INMIXR", "Record Right Volume", "ROMIX"},
{"INMIXR", "RIN2 Volume", "RIN2"},
{"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
{"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
/* AINRMUX */
{"AINRMUX", "INMIXR Mix", "INMIXR"},
{"AINRMUX", "DIFFINR Mix", "RIN12 PGA"},
{"AINRMUX", "DIFFINR Mix", "RIN34 PGA"},
{"AINRMUX", "RXVOICE Mix", "LIN4/RXN"},
{"AINRMUX", "RXVOICE Mix", "RIN4/RXP"},
/* ADC */
{"Right ADC", NULL, "AINRMUX"},
/* LOMIX */
{"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
{"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
{"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
{"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
{"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"},
{"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"},
{"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
/* ROMIX */
{"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
{"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
{"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
{"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
{"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"},
{"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"},
{"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
/* SPKMIX */
{"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
{"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
{"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"},
{"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"},
{"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
{"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
{"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
{"SPKMIX", "SPKMIX Left DAC Switch", "Left DAC"},
/* LONMIX */
{"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
{"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
{"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
/* LOPMIX */
{"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
{"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
{"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
/* OUT3MIX */
{"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
{"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
/* OUT4MIX */
{"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
{"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
/* RONMIX */
{"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
{"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
{"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
/* ROPMIX */
{"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
{"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
{"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
/* Out Mixer PGAs */
{"LOPGA", NULL, "LOMIX"},
{"ROPGA", NULL, "ROMIX"},
{"LOUT PGA", NULL, "LOMIX"},
{"ROUT PGA", NULL, "ROMIX"},
/* Output Pins */
{"LON", NULL, "LONMIX"},
{"LOP", NULL, "LOPMIX"},
{"OUT3", NULL, "OUT3MIX"},
{"LOUT", NULL, "LOUT PGA"},
{"SPKN", NULL, "SPKMIX"},
{"ROUT", NULL, "ROUT PGA"},
{"OUT4", NULL, "OUT4MIX"},
{"ROP", NULL, "ROPMIX"},
{"RON", NULL, "RONMIX"},
};
/* PLL divisors */
struct _pll_div {
u32 div2;
u32 n;
u32 k;
};
/* The size in bits of the pll divide multiplied by 10
* to allow rounding later */
#define FIXED_PLL_SIZE ((1 << 16) * 10)
static void pll_factors(struct _pll_div *pll_div, unsigned int target,
unsigned int source)
{
u64 Kpart;
unsigned int K, Ndiv, Nmod;
Ndiv = target / source;
if (Ndiv < 6) {
source >>= 1;
pll_div->div2 = 1;
Ndiv = target / source;
} else
pll_div->div2 = 0;
if ((Ndiv < 6) || (Ndiv > 12))
printk(KERN_WARNING
"WM8990 N value outwith recommended range! N = %u\n", Ndiv);
pll_div->n = Ndiv;
Nmod = target % source;
Kpart = FIXED_PLL_SIZE * (long long)Nmod;
do_div(Kpart, source);
K = Kpart & 0xFFFFFFFF;
/* Check if we need to round */
if ((K % 10) >= 5)
K += 5;
/* Move down to proper range now rounding is done */
K /= 10;
pll_div->k = K;
}
static int wm8990_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
int source, unsigned int freq_in, unsigned int freq_out)
{
struct snd_soc_component *component = codec_dai->component;
struct _pll_div pll_div;
if (freq_in && freq_out) {
pll_factors(&pll_div, freq_out * 4, freq_in);
/* Turn on PLL */
snd_soc_component_update_bits(component, WM8990_POWER_MANAGEMENT_2,
WM8990_PLL_ENA, WM8990_PLL_ENA);
/* sysclk comes from PLL */
snd_soc_component_update_bits(component, WM8990_CLOCKING_2,
WM8990_SYSCLK_SRC, WM8990_SYSCLK_SRC);
/* set up N , fractional mode and pre-divisor if necessary */
snd_soc_component_write(component, WM8990_PLL1, pll_div.n | WM8990_SDM |
(pll_div.div2?WM8990_PRESCALE:0));
snd_soc_component_write(component, WM8990_PLL2, (u8)(pll_div.k>>8));
snd_soc_component_write(component, WM8990_PLL3, (u8)(pll_div.k & 0xFF));
} else {
/* Turn off PLL */
snd_soc_component_update_bits(component, WM8990_POWER_MANAGEMENT_2,
WM8990_PLL_ENA, 0);
}
return 0;
}
/*
* Clock after PLL and dividers
*/
static int wm8990_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_component *component = codec_dai->component;
struct wm8990_priv *wm8990 = snd_soc_component_get_drvdata(component);
wm8990->sysclk = freq;
return 0;
}
/*
* Set's ADC and Voice DAC format.
*/
static int wm8990_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_component *component = codec_dai->component;
u16 audio1, audio3;
audio1 = snd_soc_component_read(component, WM8990_AUDIO_INTERFACE_1);
audio3 = snd_soc_component_read(component, WM8990_AUDIO_INTERFACE_3);
/* set master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
audio3 &= ~WM8990_AIF_MSTR1;
break;
case SND_SOC_DAIFMT_CBM_CFM:
audio3 |= WM8990_AIF_MSTR1;
break;
default:
return -EINVAL;
}
audio1 &= ~WM8990_AIF_FMT_MASK;
/* interface format */
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
audio1 |= WM8990_AIF_TMF_I2S;
audio1 &= ~WM8990_AIF_LRCLK_INV;
break;
case SND_SOC_DAIFMT_RIGHT_J:
audio1 |= WM8990_AIF_TMF_RIGHTJ;
audio1 &= ~WM8990_AIF_LRCLK_INV;
break;
case SND_SOC_DAIFMT_LEFT_J:
audio1 |= WM8990_AIF_TMF_LEFTJ;
audio1 &= ~WM8990_AIF_LRCLK_INV;
break;
case SND_SOC_DAIFMT_DSP_A:
audio1 |= WM8990_AIF_TMF_DSP;
audio1 &= ~WM8990_AIF_LRCLK_INV;
break;
case SND_SOC_DAIFMT_DSP_B:
audio1 |= WM8990_AIF_TMF_DSP | WM8990_AIF_LRCLK_INV;
break;
default:
return -EINVAL;
}
snd_soc_component_write(component, WM8990_AUDIO_INTERFACE_1, audio1);
snd_soc_component_write(component, WM8990_AUDIO_INTERFACE_3, audio3);
return 0;
}
static int wm8990_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
int div_id, int div)
{
struct snd_soc_component *component = codec_dai->component;
switch (div_id) {
case WM8990_MCLK_DIV:
snd_soc_component_update_bits(component, WM8990_CLOCKING_2,
WM8990_MCLK_DIV_MASK, div);
break;
case WM8990_DACCLK_DIV:
snd_soc_component_update_bits(component, WM8990_CLOCKING_2,
WM8990_DAC_CLKDIV_MASK, div);
break;
case WM8990_ADCCLK_DIV:
snd_soc_component_update_bits(component, WM8990_CLOCKING_2,
WM8990_ADC_CLKDIV_MASK, div);
break;
case WM8990_BCLK_DIV:
snd_soc_component_update_bits(component, WM8990_CLOCKING_1,
WM8990_BCLK_DIV_MASK, div);
break;
default:
return -EINVAL;
}
return 0;
}
/*
* Set PCM DAI bit size and sample rate.
*/
static int wm8990_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
u16 audio1 = snd_soc_component_read(component, WM8990_AUDIO_INTERFACE_1);
audio1 &= ~WM8990_AIF_WL_MASK;
/* bit size */
switch (params_width(params)) {
case 16:
break;
case 20:
audio1 |= WM8990_AIF_WL_20BITS;
break;
case 24:
audio1 |= WM8990_AIF_WL_24BITS;
break;
case 32:
audio1 |= WM8990_AIF_WL_32BITS;
break;
}
snd_soc_component_write(component, WM8990_AUDIO_INTERFACE_1, audio1);
return 0;
}