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linux-sg2042/sound/soc/codecs/cs42l73.c

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/*
* cs42l73.c -- CS42L73 ALSA Soc Audio driver
*
* Copyright 2011 Cirrus Logic, Inc.
*
* Authors: Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>
* Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#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/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include "cs42l73.h"
struct sp_config {
u8 spc, mmcc, spfs;
u32 srate;
};
struct cs42l73_private {
struct sp_config config[3];
struct regmap *regmap;
u32 sysclk;
u8 mclksel;
u32 mclk;
int shutdwn_delay;
};
static const struct reg_default cs42l73_reg_defaults[] = {
{ 6, 0xF1 }, /* r06 - Power Ctl 1 */
{ 7, 0xDF }, /* r07 - Power Ctl 2 */
{ 8, 0x3F }, /* r08 - Power Ctl 3 */
{ 9, 0x50 }, /* r09 - Charge Pump Freq */
{ 10, 0x53 }, /* r0A - Output Load MicBias Short Detect */
{ 11, 0x00 }, /* r0B - DMIC Master Clock Ctl */
{ 12, 0x00 }, /* r0C - Aux PCM Ctl */
{ 13, 0x15 }, /* r0D - Aux PCM Master Clock Ctl */
{ 14, 0x00 }, /* r0E - Audio PCM Ctl */
{ 15, 0x15 }, /* r0F - Audio PCM Master Clock Ctl */
{ 16, 0x00 }, /* r10 - Voice PCM Ctl */
{ 17, 0x15 }, /* r11 - Voice PCM Master Clock Ctl */
{ 18, 0x00 }, /* r12 - Voice/Aux Sample Rate */
{ 19, 0x06 }, /* r13 - Misc I/O Path Ctl */
{ 20, 0x00 }, /* r14 - ADC Input Path Ctl */
{ 21, 0x00 }, /* r15 - MICA Preamp, PGA Volume */
{ 22, 0x00 }, /* r16 - MICB Preamp, PGA Volume */
{ 23, 0x00 }, /* r17 - Input Path A Digital Volume */
{ 24, 0x00 }, /* r18 - Input Path B Digital Volume */
{ 25, 0x00 }, /* r19 - Playback Digital Ctl */
{ 26, 0x00 }, /* r1A - HP/LO Left Digital Volume */
{ 27, 0x00 }, /* r1B - HP/LO Right Digital Volume */
{ 28, 0x00 }, /* r1C - Speakerphone Digital Volume */
{ 29, 0x00 }, /* r1D - Ear/SPKLO Digital Volume */
{ 30, 0x00 }, /* r1E - HP Left Analog Volume */
{ 31, 0x00 }, /* r1F - HP Right Analog Volume */
{ 32, 0x00 }, /* r20 - LO Left Analog Volume */
{ 33, 0x00 }, /* r21 - LO Right Analog Volume */
{ 34, 0x00 }, /* r22 - Stereo Input Path Advisory Volume */
{ 35, 0x00 }, /* r23 - Aux PCM Input Advisory Volume */
{ 36, 0x00 }, /* r24 - Audio PCM Input Advisory Volume */
{ 37, 0x00 }, /* r25 - Voice PCM Input Advisory Volume */
{ 38, 0x00 }, /* r26 - Limiter Attack Rate HP/LO */
{ 39, 0x7F }, /* r27 - Limter Ctl, Release Rate HP/LO */
{ 40, 0x00 }, /* r28 - Limter Threshold HP/LO */
{ 41, 0x00 }, /* r29 - Limiter Attack Rate Speakerphone */
{ 42, 0x3F }, /* r2A - Limter Ctl, Release Rate Speakerphone */
{ 43, 0x00 }, /* r2B - Limter Threshold Speakerphone */
{ 44, 0x00 }, /* r2C - Limiter Attack Rate Ear/SPKLO */
{ 45, 0x3F }, /* r2D - Limter Ctl, Release Rate Ear/SPKLO */
{ 46, 0x00 }, /* r2E - Limter Threshold Ear/SPKLO */
{ 47, 0x00 }, /* r2F - ALC Enable, Attack Rate Left/Right */
{ 48, 0x3F }, /* r30 - ALC Release Rate Left/Right */
{ 49, 0x00 }, /* r31 - ALC Threshold Left/Right */
{ 50, 0x00 }, /* r32 - Noise Gate Ctl Left/Right */
{ 51, 0x00 }, /* r33 - ALC/NG Misc Ctl */
{ 52, 0x18 }, /* r34 - Mixer Ctl */
{ 53, 0x3F }, /* r35 - HP/LO Left Mixer Input Path Volume */
{ 54, 0x3F }, /* r36 - HP/LO Right Mixer Input Path Volume */
{ 55, 0x3F }, /* r37 - HP/LO Left Mixer Aux PCM Volume */
{ 56, 0x3F }, /* r38 - HP/LO Right Mixer Aux PCM Volume */
{ 57, 0x3F }, /* r39 - HP/LO Left Mixer Audio PCM Volume */
{ 58, 0x3F }, /* r3A - HP/LO Right Mixer Audio PCM Volume */
{ 59, 0x3F }, /* r3B - HP/LO Left Mixer Voice PCM Mono Volume */
{ 60, 0x3F }, /* r3C - HP/LO Right Mixer Voice PCM Mono Volume */
{ 61, 0x3F }, /* r3D - Aux PCM Left Mixer Input Path Volume */
{ 62, 0x3F }, /* r3E - Aux PCM Right Mixer Input Path Volume */
{ 63, 0x3F }, /* r3F - Aux PCM Left Mixer Volume */
{ 64, 0x3F }, /* r40 - Aux PCM Left Mixer Volume */
{ 65, 0x3F }, /* r41 - Aux PCM Left Mixer Audio PCM L Volume */
{ 66, 0x3F }, /* r42 - Aux PCM Right Mixer Audio PCM R Volume */
{ 67, 0x3F }, /* r43 - Aux PCM Left Mixer Voice PCM Volume */
{ 68, 0x3F }, /* r44 - Aux PCM Right Mixer Voice PCM Volume */
{ 69, 0x3F }, /* r45 - Audio PCM Left Input Path Volume */
{ 70, 0x3F }, /* r46 - Audio PCM Right Input Path Volume */
{ 71, 0x3F }, /* r47 - Audio PCM Left Mixer Aux PCM L Volume */
{ 72, 0x3F }, /* r48 - Audio PCM Right Mixer Aux PCM R Volume */
{ 73, 0x3F }, /* r49 - Audio PCM Left Mixer Volume */
{ 74, 0x3F }, /* r4A - Audio PCM Right Mixer Volume */
{ 75, 0x3F }, /* r4B - Audio PCM Left Mixer Voice PCM Volume */
{ 76, 0x3F }, /* r4C - Audio PCM Right Mixer Voice PCM Volume */
{ 77, 0x3F }, /* r4D - Voice PCM Left Input Path Volume */
{ 78, 0x3F }, /* r4E - Voice PCM Right Input Path Volume */
{ 79, 0x3F }, /* r4F - Voice PCM Left Mixer Aux PCM L Volume */
{ 80, 0x3F }, /* r50 - Voice PCM Right Mixer Aux PCM R Volume */
{ 81, 0x3F }, /* r51 - Voice PCM Left Mixer Audio PCM L Volume */
{ 82, 0x3F }, /* r52 - Voice PCM Right Mixer Audio PCM R Volume */
{ 83, 0x3F }, /* r53 - Voice PCM Left Mixer Voice PCM Volume */
{ 84, 0x3F }, /* r54 - Voice PCM Right Mixer Voice PCM Volume */
{ 85, 0xAA }, /* r55 - Mono Mixer Ctl */
{ 86, 0x3F }, /* r56 - SPK Mono Mixer Input Path Volume */
{ 87, 0x3F }, /* r57 - SPK Mono Mixer Aux PCM Mono/L/R Volume */
{ 88, 0x3F }, /* r58 - SPK Mono Mixer Audio PCM Mono/L/R Volume */
{ 89, 0x3F }, /* r59 - SPK Mono Mixer Voice PCM Mono Volume */
{ 90, 0x3F }, /* r5A - SPKLO Mono Mixer Input Path Mono Volume */
{ 91, 0x3F }, /* r5B - SPKLO Mono Mixer Aux Mono/L/R Volume */
{ 92, 0x3F }, /* r5C - SPKLO Mono Mixer Audio Mono/L/R Volume */
{ 93, 0x3F }, /* r5D - SPKLO Mono Mixer Voice Mono Volume */
{ 94, 0x00 }, /* r5E - Interrupt Mask 1 */
{ 95, 0x00 }, /* r5F - Interrupt Mask 2 */
};
static bool cs42l73_volatile_register(struct device *dev, unsigned int reg)
{
switch (reg) {
case CS42L73_IS1:
case CS42L73_IS2:
return true;
default:
return false;
}
}
static bool cs42l73_readable_register(struct device *dev, unsigned int reg)
{
switch (reg) {
case CS42L73_DEVID_AB:
case CS42L73_DEVID_CD:
case CS42L73_DEVID_E:
case CS42L73_REVID:
case CS42L73_PWRCTL1:
case CS42L73_PWRCTL2:
case CS42L73_PWRCTL3:
case CS42L73_CPFCHC:
case CS42L73_OLMBMSDC:
case CS42L73_DMMCC:
case CS42L73_XSPC:
case CS42L73_XSPMMCC:
case CS42L73_ASPC:
case CS42L73_ASPMMCC:
case CS42L73_VSPC:
case CS42L73_VSPMMCC:
case CS42L73_VXSPFS:
case CS42L73_MIOPC:
case CS42L73_ADCIPC:
case CS42L73_MICAPREPGAAVOL:
case CS42L73_MICBPREPGABVOL:
case CS42L73_IPADVOL:
case CS42L73_IPBDVOL:
case CS42L73_PBDC:
case CS42L73_HLADVOL:
case CS42L73_HLBDVOL:
case CS42L73_SPKDVOL:
case CS42L73_ESLDVOL:
case CS42L73_HPAAVOL:
case CS42L73_HPBAVOL:
case CS42L73_LOAAVOL:
case CS42L73_LOBAVOL:
case CS42L73_STRINV:
case CS42L73_XSPINV:
case CS42L73_ASPINV:
case CS42L73_VSPINV:
case CS42L73_LIMARATEHL:
case CS42L73_LIMRRATEHL:
case CS42L73_LMAXHL:
case CS42L73_LIMARATESPK:
case CS42L73_LIMRRATESPK:
case CS42L73_LMAXSPK:
case CS42L73_LIMARATEESL:
case CS42L73_LIMRRATEESL:
case CS42L73_LMAXESL:
case CS42L73_ALCARATE:
case CS42L73_ALCRRATE:
case CS42L73_ALCMINMAX:
case CS42L73_NGCAB:
case CS42L73_ALCNGMC:
case CS42L73_MIXERCTL:
case CS42L73_HLAIPAA:
case CS42L73_HLBIPBA:
case CS42L73_HLAXSPAA:
case CS42L73_HLBXSPBA:
case CS42L73_HLAASPAA:
case CS42L73_HLBASPBA:
case CS42L73_HLAVSPMA:
case CS42L73_HLBVSPMA:
case CS42L73_XSPAIPAA:
case CS42L73_XSPBIPBA:
case CS42L73_XSPAXSPAA:
case CS42L73_XSPBXSPBA:
case CS42L73_XSPAASPAA:
case CS42L73_XSPAASPBA:
case CS42L73_XSPAVSPMA:
case CS42L73_XSPBVSPMA:
case CS42L73_ASPAIPAA:
case CS42L73_ASPBIPBA:
case CS42L73_ASPAXSPAA:
case CS42L73_ASPBXSPBA:
case CS42L73_ASPAASPAA:
case CS42L73_ASPBASPBA:
case CS42L73_ASPAVSPMA:
case CS42L73_ASPBVSPMA:
case CS42L73_VSPAIPAA:
case CS42L73_VSPBIPBA:
case CS42L73_VSPAXSPAA:
case CS42L73_VSPBXSPBA:
case CS42L73_VSPAASPAA:
case CS42L73_VSPBASPBA:
case CS42L73_VSPAVSPMA:
case CS42L73_VSPBVSPMA:
case CS42L73_MMIXCTL:
case CS42L73_SPKMIPMA:
case CS42L73_SPKMXSPA:
case CS42L73_SPKMASPA:
case CS42L73_SPKMVSPMA:
case CS42L73_ESLMIPMA:
case CS42L73_ESLMXSPA:
case CS42L73_ESLMASPA:
case CS42L73_ESLMVSPMA:
case CS42L73_IM1:
case CS42L73_IM2:
return true;
default:
return false;
}
}
static const unsigned int hpaloa_tlv[] = {
TLV_DB_RANGE_HEAD(2),
0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0),
14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0),
};
static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0);
static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0);
static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0);
static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0);
static const unsigned int limiter_tlv[] = {
TLV_DB_RANGE_HEAD(2),
0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0),
3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0),
};
static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);
static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };
static const struct soc_enum pgaa_enum =
SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);
static const struct soc_enum pgab_enum =
SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);
static const struct snd_kcontrol_new pgaa_mux =
SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);
static const struct snd_kcontrol_new pgab_mux =
SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum);
static const struct snd_kcontrol_new input_left_mixer[] = {
SOC_DAPM_SINGLE("ADC Left Input", CS42L73_PWRCTL1,
5, 1, 1),
SOC_DAPM_SINGLE("DMIC Left Input", CS42L73_PWRCTL1,
4, 1, 1),
};
static const struct snd_kcontrol_new input_right_mixer[] = {
SOC_DAPM_SINGLE("ADC Right Input", CS42L73_PWRCTL1,
7, 1, 1),
SOC_DAPM_SINGLE("DMIC Right Input", CS42L73_PWRCTL1,
6, 1, 1),
};
static const char * const cs42l73_ng_delay_text[] = {
"50ms", "100ms", "150ms", "200ms" };
static const struct soc_enum ng_delay_enum =
SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);
static const char * const charge_pump_freq_text[] = {
"0", "1", "2", "3", "4",
"5", "6", "7", "8", "9",
"10", "11", "12", "13", "14", "15" };
static const struct soc_enum charge_pump_enum =
SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4,
ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text);
static const char * const cs42l73_mono_mix_texts[] = {
"Left", "Right", "Mono Mix"};
static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 };
static const struct soc_enum spk_asp_enum =
SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
static const struct snd_kcontrol_new spk_asp_mixer =
SOC_DAPM_ENUM("Route", spk_asp_enum);
static const struct soc_enum spk_xsp_enum =
SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 4, 3,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
static const struct snd_kcontrol_new spk_xsp_mixer =
SOC_DAPM_ENUM("Route", spk_xsp_enum);
static const struct soc_enum esl_asp_enum =
SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
static const struct snd_kcontrol_new esl_asp_mixer =
SOC_DAPM_ENUM("Route", esl_asp_enum);
static const struct soc_enum esl_xsp_enum =
SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7,
ARRAY_SIZE(cs42l73_mono_mix_texts),
cs42l73_mono_mix_texts,
cs42l73_mono_mix_values);
static const struct snd_kcontrol_new esl_xsp_mixer =
SOC_DAPM_ENUM("Route", esl_xsp_enum);
static const char * const cs42l73_ip_swap_text[] = {
"Stereo", "Mono A", "Mono B", "Swap A-B"};
static const struct soc_enum ip_swap_enum =
SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);
static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};
static const struct soc_enum vsp_output_mux_enum =
SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
static const struct soc_enum xsp_output_mux_enum =
SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
static const struct snd_kcontrol_new vsp_output_mux =
SOC_DAPM_ENUM("Route", vsp_output_mux_enum);
static const struct snd_kcontrol_new xsp_output_mux =
SOC_DAPM_ENUM("Route", xsp_output_mux_enum);
static const struct snd_kcontrol_new hp_amp_ctl =
SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 0, 1, 1);
static const struct snd_kcontrol_new lo_amp_ctl =
SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 1, 1, 1);
static const struct snd_kcontrol_new spk_amp_ctl =
SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 2, 1, 1);
static const struct snd_kcontrol_new spklo_amp_ctl =
SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 4, 1, 1);
static const struct snd_kcontrol_new ear_amp_ctl =
SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 3, 1, 1);
static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume",
CS42L73_HPAAVOL, CS42L73_HPBAVOL, 0,
0x41, 0x4B, hpaloa_tlv),
SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL,
CS42L73_LOBAVOL, 0, 0x41, 0x4B, hpaloa_tlv),
SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL,
CS42L73_MICBPREPGABVOL, 5, 0x34,
0x24, micpga_tlv),
SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL,
CS42L73_MICBPREPGABVOL, 6, 1, 1),
SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL,
CS42L73_IPBDVOL, 0, 0xA0, 0x6C, ipd_tlv),
SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume",
CS42L73_HLADVOL, CS42L73_HLBDVOL,
0, 0x34, 0xE4, hl_tlv),
SOC_SINGLE_TLV("ADC A Boost Volume",
CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv),
SOC_SINGLE_TLV("ADC B Boost Volume",
CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv),
SOC_SINGLE_SX_TLV("Speakerphone Digital Volume",
CS42L73_SPKDVOL, 0, 0x34, 0xE4, hl_tlv),
SOC_SINGLE_SX_TLV("Ear Speaker Digital Volume",
CS42L73_ESLDVOL, 0, 0x34, 0xE4, hl_tlv),
SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL,
CS42L73_HPBAVOL, 7, 1, 1),
SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL,
CS42L73_LOBAVOL, 7, 1, 1),
SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1),
SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0,
1, 1, 1),
SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1,
1),
SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1,
1),
SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0),
SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0),
SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0),
SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0),
SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1,
0),
SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F,
0),
SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0,
0x3F, 0),
SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0),
SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1,
0),
SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7,
1, limiter_tlv),
SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1,
limiter_tlv),
SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0,
0x3F, 0),
SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0,
0x3F, 0),
SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0),
SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK,
6, 1, 0),
SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5,
7, 1, limiter_tlv),
SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1,
limiter_tlv),
SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0,
0x3F, 0),
SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0,
0x3F, 0),
SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0),
SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5,
7, 1, limiter_tlv),
SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1,
limiter_tlv),
SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0),
SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0),
SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0),
SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 0,
limiter_tlv),
SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 0,
limiter_tlv),
SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0),
SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0),
/*
NG Threshold depends on NG_BOOTSAB, which selects
between two threshold scales in decibels.
Set linear values for now ..
*/
SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
SOC_ENUM("NG Delay", ng_delay_enum),
SOC_ENUM("Charge Pump Frequency", charge_pump_enum),
SOC_DOUBLE_R_TLV("XSP-IP Volume",
CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("XSP-XSP Volume",
CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("XSP-ASP Volume",
CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("XSP-VSP Volume",
CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("ASP-IP Volume",
CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("ASP-XSP Volume",
CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("ASP-ASP Volume",
CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("ASP-VSP Volume",
CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("VSP-IP Volume",
CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("VSP-XSP Volume",
CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("VSP-ASP Volume",
CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("VSP-VSP Volume",
CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("HL-IP Volume",
CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("HL-XSP Volume",
CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("HL-ASP Volume",
CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1,
attn_tlv),
SOC_DOUBLE_R_TLV("HL-VSP Volume",
CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1,
attn_tlv),
SOC_SINGLE_TLV("SPK-IP Mono Volume",
CS42L73_SPKMIPMA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("SPK-XSP Mono Volume",
CS42L73_SPKMXSPA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("SPK-ASP Mono Volume",
CS42L73_SPKMASPA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("SPK-VSP Mono Volume",
CS42L73_SPKMVSPMA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("ESL-IP Mono Volume",
CS42L73_ESLMIPMA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("ESL-XSP Mono Volume",
CS42L73_ESLMXSPA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("ESL-ASP Mono Volume",
CS42L73_ESLMASPA, 0, 0x3F, 1, attn_tlv),
SOC_SINGLE_TLV("ESL-VSP Mono Volume",
CS42L73_ESLMVSPMA, 0, 0x3F, 1, attn_tlv),
SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum),
SOC_ENUM("VSPOUT Mono/Stereo Select", vsp_output_mux_enum),
SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum),
};
static int cs42l73_spklo_spk_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
/* 150 ms delay between setting PDN and MCLKDIS */
priv->shutdwn_delay = 150;
break;
default:
pr_err("Invalid event = 0x%x\n", event);
}
return 0;
}
static int cs42l73_ear_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
/* 50 ms delay between setting PDN and MCLKDIS */
if (priv->shutdwn_delay < 50)
priv->shutdwn_delay = 50;
break;
default:
pr_err("Invalid event = 0x%x\n", event);
}
return 0;
}
static int cs42l73_hp_amp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
/* 30 ms delay between setting PDN and MCLKDIS */
if (priv->shutdwn_delay < 30)
priv->shutdwn_delay = 30;
break;
default:
pr_err("Invalid event = 0x%x\n", event);
}
return 0;
}
static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("DMICA"),
SND_SOC_DAPM_INPUT("DMICB"),
SND_SOC_DAPM_INPUT("LINEINA"),
SND_SOC_DAPM_INPUT("LINEINB"),
SND_SOC_DAPM_INPUT("MIC1"),
SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0),
SND_SOC_DAPM_AIF_OUT("XSPOUTL", NULL, 0,
CS42L73_PWRCTL2, 1, 1),
SND_SOC_DAPM_AIF_OUT("XSPOUTR", NULL, 0,
CS42L73_PWRCTL2, 1, 1),
SND_SOC_DAPM_AIF_OUT("ASPOUTL", NULL, 0,
CS42L73_PWRCTL2, 3, 1),
SND_SOC_DAPM_AIF_OUT("ASPOUTR", NULL, 0,
CS42L73_PWRCTL2, 3, 1),
SND_SOC_DAPM_AIF_OUT("VSPINOUT", NULL, 0,
CS42L73_PWRCTL2, 4, 1),
SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MUX("PGA Left Mux", SND_SOC_NOPM, 0, 0, &pgaa_mux),
SND_SOC_DAPM_MUX("PGA Right Mux", SND_SOC_NOPM, 0, 0, &pgab_mux),
SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 7, 1),
SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 5, 1),
SND_SOC_DAPM_ADC("DMIC Left", NULL, CS42L73_PWRCTL1, 6, 1),
SND_SOC_DAPM_ADC("DMIC Right", NULL, CS42L73_PWRCTL1, 4, 1),
SND_SOC_DAPM_MIXER_NAMED_CTL("Input Left Capture", SND_SOC_NOPM,
0, 0, input_left_mixer,
ARRAY_SIZE(input_left_mixer)),
SND_SOC_DAPM_MIXER_NAMED_CTL("Input Right Capture", SND_SOC_NOPM,
0, 0, input_right_mixer,
ARRAY_SIZE(input_right_mixer)),
SND_SOC_DAPM_MIXER("ASPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("VSP Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_AIF_IN("XSPINL", NULL, 0,
CS42L73_PWRCTL2, 0, 1),
SND_SOC_DAPM_AIF_IN("XSPINR", NULL, 0,
CS42L73_PWRCTL2, 0, 1),
SND_SOC_DAPM_AIF_IN("XSPINM", NULL, 0,
CS42L73_PWRCTL2, 0, 1),
SND_SOC_DAPM_AIF_IN("ASPINL", NULL, 0,
CS42L73_PWRCTL2, 2, 1),
SND_SOC_DAPM_AIF_IN("ASPINR", NULL, 0,
CS42L73_PWRCTL2, 2, 1),
SND_SOC_DAPM_AIF_IN("ASPINM", NULL, 0,
CS42L73_PWRCTL2, 2, 1),
SND_SOC_DAPM_AIF_IN("VSPINOUT", NULL, 0,
CS42L73_PWRCTL2, 4, 1),
SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("HL Right Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("SPK Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("ESL Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MUX("ESL-XSP Mux", SND_SOC_NOPM,
0, 0, &esl_xsp_mixer),
SND_SOC_DAPM_MUX("ESL-ASP Mux", SND_SOC_NOPM,
0, 0, &esl_asp_mixer),
SND_SOC_DAPM_MUX("SPK-ASP Mux", SND_SOC_NOPM,
0, 0, &spk_asp_mixer),
SND_SOC_DAPM_MUX("SPK-XSP Mux", SND_SOC_NOPM,
0, 0, &spk_xsp_mixer),
SND_SOC_DAPM_PGA("HL Left DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("HL Right DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_SWITCH_E("HP Amp", CS42L73_PWRCTL3, 0, 1,
&hp_amp_ctl, cs42l73_hp_amp_event,
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1,
&lo_amp_ctl),
SND_SOC_DAPM_SWITCH_E("SPK Amp", CS42L73_PWRCTL3, 2, 1,
&spk_amp_ctl, cs42l73_spklo_spk_amp_event,
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SWITCH_E("EAR Amp", CS42L73_PWRCTL3, 3, 1,
&ear_amp_ctl, cs42l73_ear_amp_event,
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SWITCH_E("SPKLO Amp", CS42L73_PWRCTL3, 4, 1,
&spklo_amp_ctl, cs42l73_spklo_spk_amp_event,
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_OUTPUT("HPOUTA"),
SND_SOC_DAPM_OUTPUT("HPOUTB"),
SND_SOC_DAPM_OUTPUT("LINEOUTA"),
SND_SOC_DAPM_OUTPUT("LINEOUTB"),
SND_SOC_DAPM_OUTPUT("EAROUT"),
SND_SOC_DAPM_OUTPUT("SPKOUT"),
SND_SOC_DAPM_OUTPUT("SPKLINEOUT"),
};
static const struct snd_soc_dapm_route cs42l73_audio_map[] = {
/* SPKLO EARSPK Paths */
{"EAROUT", NULL, "EAR Amp"},
{"SPKLINEOUT", NULL, "SPKLO Amp"},
{"EAR Amp", "Switch", "ESL DAC"},
{"SPKLO Amp", "Switch", "ESL DAC"},
{"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"},
{"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"},
{"ESL DAC", "ESL-VSP Mono Volume", "VSPINOUT"},
/* Loopback */
{"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"},
{"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"},
{"ESL Mixer", NULL, "ESL-ASP Mux"},
{"ESL Mixer", NULL, "ESL-XSP Mux"},
{"ESL-ASP Mux", "Left", "ASPINL"},
{"ESL-ASP Mux", "Right", "ASPINR"},
{"ESL-ASP Mux", "Mono Mix", "ASPINM"},
{"ESL-XSP Mux", "Left", "XSPINL"},
{"ESL-XSP Mux", "Right", "XSPINR"},
{"ESL-XSP Mux", "Mono Mix", "XSPINM"},
/* Speakerphone Paths */
{"SPKOUT", NULL, "SPK Amp"},
{"SPK Amp", "Switch", "SPK DAC"},
{"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"},
{"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"},
{"SPK DAC", "SPK-VSP Mono Volume", "VSPINOUT"},
/* Loopback */
{"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"},
{"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"},
{"SPK Mixer", NULL, "SPK-ASP Mux"},
{"SPK Mixer", NULL, "SPK-XSP Mux"},
{"SPK-ASP Mux", "Left", "ASPINL"},
{"SPK-ASP Mux", "Mono Mix", "ASPINM"},
{"SPK-ASP Mux", "Right", "ASPINR"},
{"SPK-XSP Mux", "Left", "XSPINL"},
{"SPK-XSP Mux", "Mono Mix", "XSPINM"},
{"SPK-XSP Mux", "Right", "XSPINR"},
/* HP LineOUT Paths */
{"HPOUTA", NULL, "HP Amp"},
{"HPOUTB", NULL, "HP Amp"},
{"LINEOUTA", NULL, "LO Amp"},
{"LINEOUTB", NULL, "LO Amp"},
{"HP Amp", "Switch", "HL Left DAC"},
{"HP Amp", "Switch", "HL Right DAC"},
{"LO Amp", "Switch", "HL Left DAC"},
{"LO Amp", "Switch", "HL Right DAC"},
{"HL Left DAC", "HL-XSP Volume", "HL Left Mixer"},
{"HL Right DAC", "HL-XSP Volume", "HL Right Mixer"},
{"HL Left DAC", "HL-ASP Volume", "HL Left Mixer"},
{"HL Right DAC", "HL-ASP Volume", "HL Right Mixer"},
{"HL Left DAC", "HL-VSP Volume", "HL Left Mixer"},
{"HL Right DAC", "HL-VSP Volume", "HL Right Mixer"},
/* Loopback */
{"HL Left DAC", "HL-IP Volume", "HL Left Mixer"},
{"HL Right DAC", "HL-IP Volume", "HL Right Mixer"},
{"HL Left Mixer", NULL, "Input Left Capture"},
{"HL Right Mixer", NULL, "Input Right Capture"},
{"HL Left Mixer", NULL, "ASPINL"},
{"HL Right Mixer", NULL, "ASPINR"},
{"HL Left Mixer", NULL, "XSPINL"},
{"HL Right Mixer", NULL, "XSPINR"},
{"HL Left Mixer", NULL, "VSPINOUT"},
{"HL Right Mixer", NULL, "VSPINOUT"},
{"ASPINL", NULL, "ASP Playback"},
{"ASPINM", NULL, "ASP Playback"},
{"ASPINR", NULL, "ASP Playback"},
{"XSPINL", NULL, "XSP Playback"},
{"XSPINM", NULL, "XSP Playback"},
{"XSPINR", NULL, "XSP Playback"},
{"VSPINOUT", NULL, "VSP Playback"},
/* Capture Paths */
{"MIC1", NULL, "MIC1 Bias"},
{"PGA Left Mux", "Mic 1", "MIC1"},
{"MIC2", NULL, "MIC2 Bias"},
{"PGA Right Mux", "Mic 2", "MIC2"},
{"PGA Left Mux", "Line A", "LINEINA"},
{"PGA Right Mux", "Line B", "LINEINB"},
{"PGA Left", NULL, "PGA Left Mux"},
{"PGA Right", NULL, "PGA Right Mux"},
{"ADC Left", NULL, "PGA Left"},
{"ADC Right", NULL, "PGA Right"},
{"DMIC Left", NULL, "DMICA"},
{"DMIC Right", NULL, "DMICB"},
{"Input Left Capture", "ADC Left Input", "ADC Left"},
{"Input Right Capture", "ADC Right Input", "ADC Right"},
{"Input Left Capture", "DMIC Left Input", "DMIC Left"},
{"Input Right Capture", "DMIC Right Input", "DMIC Right"},
/* Audio Capture */
{"ASPL Output Mixer", NULL, "Input Left Capture"},
{"ASPR Output Mixer", NULL, "Input Right Capture"},
{"ASPOUTL", "ASP-IP Volume", "ASPL Output Mixer"},
{"ASPOUTR", "ASP-IP Volume", "ASPR Output Mixer"},
/* Auxillary Capture */
{"XSPL Output Mixer", NULL, "Input Left Capture"},
{"XSPR Output Mixer", NULL, "Input Right Capture"},
{"XSPOUTL", "XSP-IP Volume", "XSPL Output Mixer"},
{"XSPOUTR", "XSP-IP Volume", "XSPR Output Mixer"},
{"XSPOUTL", NULL, "XSPL Output Mixer"},
{"XSPOUTR", NULL, "XSPR Output Mixer"},
/* Voice Capture */
{"VSP Output Mixer", NULL, "Input Left Capture"},
{"VSP Output Mixer", NULL, "Input Right Capture"},
{"VSPINOUT", "VSP-IP Volume", "VSP Output Mixer"},
{"VSPINOUT", NULL, "VSP Output Mixer"},
{"ASP Capture", NULL, "ASPOUTL"},
{"ASP Capture", NULL, "ASPOUTR"},
{"XSP Capture", NULL, "XSPOUTL"},
{"XSP Capture", NULL, "XSPOUTR"},
{"VSP Capture", NULL, "VSPINOUT"},
};
struct cs42l73_mclk_div {
u32 mclk;
u32 srate;
u8 mmcc;
};
static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = {
/* MCLK, Sample Rate, xMMCC[5:0] */
{5644800, 11025, 0x30},
{5644800, 22050, 0x20},
{5644800, 44100, 0x10},
{6000000, 8000, 0x39},
{6000000, 11025, 0x33},
{6000000, 12000, 0x31},
{6000000, 16000, 0x29},
{6000000, 22050, 0x23},
{6000000, 24000, 0x21},
{6000000, 32000, 0x19},
{6000000, 44100, 0x13},
{6000000, 48000, 0x11},
{6144000, 8000, 0x38},
{6144000, 12000, 0x30},
{6144000, 16000, 0x28},
{6144000, 24000, 0x20},
{6144000, 32000, 0x18},
{6144000, 48000, 0x10},
{6500000, 8000, 0x3C},
{6500000, 11025, 0x35},
{6500000, 12000, 0x34},
{6500000, 16000, 0x2C},
{6500000, 22050, 0x25},
{6500000, 24000, 0x24},
{6500000, 32000, 0x1C},
{6500000, 44100, 0x15},
{6500000, 48000, 0x14},
{6400000, 8000, 0x3E},
{6400000, 11025, 0x37},
{6400000, 12000, 0x36},
{6400000, 16000, 0x2E},
{6400000, 22050, 0x27},
{6400000, 24000, 0x26},
{6400000, 32000, 0x1E},
{6400000, 44100, 0x17},
{6400000, 48000, 0x16},
};
struct cs42l73_mclkx_div {
u32 mclkx;
u8 ratio;
u8 mclkdiv;
};
static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = {
{5644800, 1, 0}, /* 5644800 */
{6000000, 1, 0}, /* 6000000 */
{6144000, 1, 0}, /* 6144000 */
{11289600, 2, 2}, /* 5644800 */
{12288000, 2, 2}, /* 6144000 */
{12000000, 2, 2}, /* 6000000 */
{13000000, 2, 2}, /* 6500000 */
{19200000, 3, 3}, /* 6400000 */
{24000000, 4, 4}, /* 6000000 */
{26000000, 4, 4}, /* 6500000 */
{38400000, 6, 5} /* 6400000 */
};
static int cs42l73_get_mclkx_coeff(int mclkx)
{
int i;
for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) {
if (cs42l73_mclkx_coeffs[i].mclkx == mclkx)
return i;
}
return -EINVAL;
}
static int cs42l73_get_mclk_coeff(int mclk, int srate)
{
int i;
for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) {
if (cs42l73_mclk_coeffs[i].mclk == mclk &&
cs42l73_mclk_coeffs[i].srate == srate)
return i;
}
return -EINVAL;
}
static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq)
{
struct snd_soc_codec *codec = dai->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
int mclkx_coeff;
u32 mclk = 0;
u8 dmmcc = 0;
/* MCLKX -> MCLK */
mclkx_coeff = cs42l73_get_mclkx_coeff(freq);
if (mclkx_coeff < 0)
return mclkx_coeff;
mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx /
cs42l73_mclkx_coeffs[mclkx_coeff].ratio;
dev_dbg(codec->dev, "MCLK%u %u <-> internal MCLK %u\n",
priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx,
mclk);
dmmcc = (priv->mclksel << 4) |
(cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1);
snd_soc_write(codec, CS42L73_DMMCC, dmmcc);
priv->sysclk = mclkx_coeff;
priv->mclk = mclk;
return 0;
}
static int cs42l73_set_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = dai->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
switch (clk_id) {
case CS42L73_CLKID_MCLK1:
break;
case CS42L73_CLKID_MCLK2:
break;
default:
return -EINVAL;
}
if ((cs42l73_set_mclk(dai, freq)) < 0) {
dev_err(codec->dev, "Unable to set MCLK for dai %s\n",
dai->name);
return -EINVAL;
}
priv->mclksel = clk_id;
return 0;
}
static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
u8 id = codec_dai->id;
unsigned int inv, format;
u8 spc, mmcc;
spc = snd_soc_read(codec, CS42L73_SPC(id));
mmcc = snd_soc_read(codec, CS42L73_MMCC(id));
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBM_CFM:
mmcc |= MS_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFS:
mmcc &= ~MS_MASTER;
break;
default:
return -EINVAL;
}
format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK);
inv = (fmt & SND_SOC_DAIFMT_INV_MASK);
switch (format) {
case SND_SOC_DAIFMT_I2S:
spc &= ~SPDIF_PCM;
break;
case SND_SOC_DAIFMT_DSP_A:
case SND_SOC_DAIFMT_DSP_B:
if (mmcc & MS_MASTER) {
dev_err(codec->dev,
"PCM format in slave mode only\n");
return -EINVAL;
}
if (id == CS42L73_ASP) {
dev_err(codec->dev,
"PCM format is not supported on ASP port\n");
return -EINVAL;
}
spc |= SPDIF_PCM;
break;
default:
return -EINVAL;
}
if (spc & SPDIF_PCM) {
/* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */
spc &= ~(PCM_MODE_MASK | PCM_BIT_ORDER);
switch (format) {
case SND_SOC_DAIFMT_DSP_B:
if (inv == SND_SOC_DAIFMT_IB_IF)
spc |= PCM_MODE0;
if (inv == SND_SOC_DAIFMT_IB_NF)
spc |= PCM_MODE1;
break;
case SND_SOC_DAIFMT_DSP_A:
if (inv == SND_SOC_DAIFMT_IB_IF)
spc |= PCM_MODE1;
break;
default:
return -EINVAL;
}
}
priv->config[id].spc = spc;
priv->config[id].mmcc = mmcc;
return 0;
}
static u32 cs42l73_asrc_rates[] = {
8000, 11025, 12000, 16000, 22050,
24000, 32000, 44100, 48000
};
static unsigned int cs42l73_get_xspfs_coeff(u32 rate)
{
int i;
for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) {
if (cs42l73_asrc_rates[i] == rate)
return i + 1;
}
return 0; /* 0 = Don't know */
}
static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate)
{
u8 spfs = 0;
if (srate > 0)
spfs = cs42l73_get_xspfs_coeff(srate);
switch (id) {
case CS42L73_XSP:
snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs);
break;
case CS42L73_ASP:
snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2);
break;
case CS42L73_VSP:
snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4);
break;
default:
break;
}
}
static int cs42l73_pcm_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 cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
int id = dai->id;
int mclk_coeff;
int srate = params_rate(params);
if (priv->config[id].mmcc & MS_MASTER) {
/* CS42L73 Master */
/* MCLK -> srate */
mclk_coeff =
cs42l73_get_mclk_coeff(priv->mclk, srate);
if (mclk_coeff < 0)
return -EINVAL;
dev_dbg(codec->dev,
"DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n",
id, priv->mclk, srate,
cs42l73_mclk_coeffs[mclk_coeff].mmcc);
priv->config[id].mmcc &= 0xC0;
priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
priv->config[id].spc &= 0xFC;
priv->config[id].spc |= MCK_SCLK_MCLK;
} else {
/* CS42L73 Slave */
priv->config[id].spc &= 0xFC;
priv->config[id].spc |= MCK_SCLK_64FS;
}
/* Update ASRCs */
priv->config[id].srate = srate;
snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc);
snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc);
cs42l73_update_asrc(codec, id, srate);
return 0;
}
static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
switch (level) {
case SND_SOC_BIAS_ON:
snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0);
snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0);
break;
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
regcache_cache_only(cs42l73->regmap, false);
regcache_sync(cs42l73->regmap);
}
snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
break;
case SND_SOC_BIAS_OFF:
snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
if (cs42l73->shutdwn_delay > 0) {
mdelay(cs42l73->shutdwn_delay);
cs42l73->shutdwn_delay = 0;
} else {
mdelay(15); /* Min amount of time requred to power
* down.
*/
}
snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1);
break;
}
codec->dapm.bias_level = level;
return 0;
}
static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
{
struct snd_soc_codec *codec = dai->codec;
int id = dai->id;
return snd_soc_update_bits(codec, CS42L73_SPC(id),
0x7F, tristate << 7);
}
static struct snd_pcm_hw_constraint_list constraints_12_24 = {
.count = ARRAY_SIZE(cs42l73_asrc_rates),
.list = cs42l73_asrc_rates,
};
static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
snd_pcm_hw_constraint_list(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_RATE,
&constraints_12_24);
return 0;
}
/* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
#define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
#define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
static const struct snd_soc_dai_ops cs42l73_ops = {
.startup = cs42l73_pcm_startup,
.hw_params = cs42l73_pcm_hw_params,
.set_fmt = cs42l73_set_dai_fmt,
.set_sysclk = cs42l73_set_sysclk,
.set_tristate = cs42l73_set_tristate,
};
static struct snd_soc_dai_driver cs42l73_dai[] = {
{
.name = "cs42l73-xsp",
.id = CS42L73_XSP,
.playback = {
.stream_name = "XSP Playback",
.channels_min = 1,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "XSP Capture",
.channels_min = 1,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
.symmetric_rates = 1,
},
{
.name = "cs42l73-asp",
.id = CS42L73_ASP,
.playback = {
.stream_name = "ASP Playback",
.channels_min = 2,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "ASP Capture",
.channels_min = 2,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
.symmetric_rates = 1,
},
{
.name = "cs42l73-vsp",
.id = CS42L73_VSP,
.playback = {
.stream_name = "VSP Playback",
.channels_min = 1,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.capture = {
.stream_name = "VSP Capture",
.channels_min = 1,
.channels_max = 2,
.rates = CS42L73_RATES,
.formats = CS42L73_FORMATS,
},
.ops = &cs42l73_ops,
.symmetric_rates = 1,
}
};
static int cs42l73_suspend(struct snd_soc_codec *codec)
{
cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int cs42l73_resume(struct snd_soc_codec *codec)
{
cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int cs42l73_probe(struct snd_soc_codec *codec)
{
int ret;
struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
codec->control_data = cs42l73->regmap;
ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
if (ret < 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
regcache_cache_only(cs42l73->regmap, true);
cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
cs42l73->mclksel = CS42L73_CLKID_MCLK1; /* MCLK1 as master clk */
cs42l73->mclk = 0;
return ret;
}
static int cs42l73_remove(struct snd_soc_codec *codec)
{
cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = {
.probe = cs42l73_probe,
.remove = cs42l73_remove,
.suspend = cs42l73_suspend,
.resume = cs42l73_resume,
.set_bias_level = cs42l73_set_bias_level,
.dapm_widgets = cs42l73_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets),
.dapm_routes = cs42l73_audio_map,
.num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map),
.controls = cs42l73_snd_controls,
.num_controls = ARRAY_SIZE(cs42l73_snd_controls),
};
static struct regmap_config cs42l73_regmap = {
.reg_bits = 8,
.val_bits = 8,
.max_register = CS42L73_MAX_REGISTER,
.reg_defaults = cs42l73_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(cs42l73_reg_defaults),
.volatile_reg = cs42l73_volatile_register,
.readable_reg = cs42l73_readable_register,
.cache_type = REGCACHE_RBTREE,
};
static int cs42l73_i2c_probe(struct i2c_client *i2c_client,
const struct i2c_device_id *id)
{
struct cs42l73_private *cs42l73;
int ret;
unsigned int devid = 0;
unsigned int reg;
cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private),
GFP_KERNEL);
if (!cs42l73) {
dev_err(&i2c_client->dev, "could not allocate codec\n");
return -ENOMEM;
}
i2c_set_clientdata(i2c_client, cs42l73);
cs42l73->regmap = devm_regmap_init_i2c(i2c_client, &cs42l73_regmap);
if (IS_ERR(cs42l73->regmap)) {
ret = PTR_ERR(cs42l73->regmap);
dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret);
return ret;
}
/* initialize codec */
ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, &reg);
devid = (reg & 0xFF) << 12;
ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_CD, &reg);
devid |= (reg & 0xFF) << 4;
ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, &reg);
devid |= (reg & 0xF0) >> 4;
if (devid != CS42L73_DEVID) {
ret = -ENODEV;
dev_err(&i2c_client->dev,
"CS42L73 Device ID (%X). Expected %X\n",
devid, CS42L73_DEVID);
return ret;
}
ret = regmap_read(cs42l73->regmap, CS42L73_REVID, &reg);
if (ret < 0) {
dev_err(&i2c_client->dev, "Get Revision ID failed\n");
return ret;;
}
dev_info(&i2c_client->dev,
"Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF);
regcache_cache_only(cs42l73->regmap, true);
ret = snd_soc_register_codec(&i2c_client->dev,
&soc_codec_dev_cs42l73, cs42l73_dai,
ARRAY_SIZE(cs42l73_dai));
if (ret < 0)
return ret;
return 0;
}
static int cs42l73_i2c_remove(struct i2c_client *client)
{
snd_soc_unregister_codec(&client->dev);
return 0;
}
static const struct i2c_device_id cs42l73_id[] = {
{"cs42l73", 0},
{}
};
MODULE_DEVICE_TABLE(i2c, cs42l73_id);
static struct i2c_driver cs42l73_i2c_driver = {
.driver = {
.name = "cs42l73",
.owner = THIS_MODULE,
},
.id_table = cs42l73_id,
.probe = cs42l73_i2c_probe,
.remove = cs42l73_i2c_remove,
};
module_i2c_driver(cs42l73_i2c_driver);
MODULE_DESCRIPTION("ASoC CS42L73 driver");
MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>");
MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>");
MODULE_LICENSE("GPL");
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