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coral / linux-mtk / 56087a3ea66d66672222269ee39e30288eb93d4f / . / sound / soc / codecs / wm8994.c
blob: 01acb8da2f48e969739b617f34424c52c2bc8e56 [file] [log] [blame]
/*
* wm8994.c -- WM8994 ALSA SoC Audio driver
*
* Copyright 2009-12 Wolfson Microelectronics plc
*
* Author: Mark Brown <broonie@opensource.wolfsonmicro.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/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/gcd.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <trace/events/asoc.h>
#include <linux/mfd/wm8994/core.h>
#include <linux/mfd/wm8994/registers.h>
#include <linux/mfd/wm8994/pdata.h>
#include <linux/mfd/wm8994/gpio.h>
#include "wm8994.h"
#include "wm_hubs.h"
#define WM1811_JACKDET_MODE_NONE 0x0000
#define WM1811_JACKDET_MODE_JACK 0x0100
#define WM1811_JACKDET_MODE_MIC 0x0080
#define WM1811_JACKDET_MODE_AUDIO 0x0180
#define WM8994_NUM_DRC 3
#define WM8994_NUM_EQ 3
static struct {
unsigned int reg;
unsigned int mask;
} wm8994_vu_bits[] = {
{ WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
{ WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
{ WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
{ WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
{ WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU },
{ WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU },
{ WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
{ WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
{ WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU },
{ WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU },
{ WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU },
{ WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU },
{ WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU },
{ WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU },
{ WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU },
{ WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU },
{ WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU },
{ WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU },
{ WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU },
{ WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
{ WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU },
{ WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
{ WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU },
{ WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU },
{ WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU },
{ WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU },
};
static int wm8994_drc_base[] = {
WM8994_AIF1_DRC1_1,
WM8994_AIF1_DRC2_1,
WM8994_AIF2_DRC_1,
};
static int wm8994_retune_mobile_base[] = {
WM8994_AIF1_DAC1_EQ_GAINS_1,
WM8994_AIF1_DAC2_EQ_GAINS_1,
WM8994_AIF2_EQ_GAINS_1,
};
static const struct wm8958_micd_rate micdet_rates[] = {
{ 32768, true, 1, 4 },
{ 32768, false, 1, 1 },
{ 44100 * 256, true, 7, 10 },
{ 44100 * 256, false, 7, 10 },
};
static const struct wm8958_micd_rate jackdet_rates[] = {
{ 32768, true, 0, 1 },
{ 32768, false, 0, 1 },
{ 44100 * 256, true, 10, 10 },
{ 44100 * 256, false, 7, 8 },
};
static void wm8958_micd_set_rate(struct snd_soc_component *component)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
int best, i, sysclk, val;
bool idle;
const struct wm8958_micd_rate *rates;
int num_rates;
idle = !wm8994->jack_mic;
sysclk = snd_soc_component_read32(component, WM8994_CLOCKING_1);
if (sysclk & WM8994_SYSCLK_SRC)
sysclk = wm8994->aifclk[1];
else
sysclk = wm8994->aifclk[0];
if (control->pdata.micd_rates) {
rates = control->pdata.micd_rates;
num_rates = control->pdata.num_micd_rates;
} else if (wm8994->jackdet) {
rates = jackdet_rates;
num_rates = ARRAY_SIZE(jackdet_rates);
} else {
rates = micdet_rates;
num_rates = ARRAY_SIZE(micdet_rates);
}
best = 0;
for (i = 0; i < num_rates; i++) {
if (rates[i].idle != idle)
continue;
if (abs(rates[i].sysclk - sysclk) <
abs(rates[best].sysclk - sysclk))
best = i;
else if (rates[best].idle != idle)
best = i;
}
val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT
| rates[best].rate << WM8958_MICD_RATE_SHIFT;
dev_dbg(component->dev, "MICD rate %d,%d for %dHz %s\n",
rates[best].start, rates[best].rate, sysclk,
idle ? "idle" : "active");
snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1,
WM8958_MICD_BIAS_STARTTIME_MASK |
WM8958_MICD_RATE_MASK, val);
}
static int configure_aif_clock(struct snd_soc_component *component, int aif)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
int rate;
int reg1 = 0;
int offset;
if (aif)
offset = 4;
else
offset = 0;
switch (wm8994->sysclk[aif]) {
case WM8994_SYSCLK_MCLK1:
rate = wm8994->mclk[0];
break;
case WM8994_SYSCLK_MCLK2:
reg1 |= 0x8;
rate = wm8994->mclk[1];
break;
case WM8994_SYSCLK_FLL1:
reg1 |= 0x10;
rate = wm8994->fll[0].out;
break;
case WM8994_SYSCLK_FLL2:
reg1 |= 0x18;
rate = wm8994->fll[1].out;
break;
default:
return -EINVAL;
}
if (rate >= 13500000) {
rate /= 2;
reg1 |= WM8994_AIF1CLK_DIV;
dev_dbg(component->dev, "Dividing AIF%d clock to %dHz\n",
aif + 1, rate);
}
wm8994->aifclk[aif] = rate;
snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1 + offset,
WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV,
reg1);
return 0;
}
static int configure_clock(struct snd_soc_component *component)
{
struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
int change, new;
/* Bring up the AIF clocks first */
configure_aif_clock(component, 0);
configure_aif_clock(component, 1);
/* Then switch CLK_SYS over to the higher of them; a change
* can only happen as a result of a clocking change which can
* only be made outside of DAPM so we can safely redo the
* clocking.
*/
/* If they're equal it doesn't matter which is used */
if (wm8994->aifclk[0] == wm8994->aifclk[1]) {
wm8958_micd_set_rate(component);
return 0;
}
if (wm8994->aifclk[0] < wm8994->aifclk[1])
new = WM8994_SYSCLK_SRC;
else
new = 0;
change = snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
WM8994_SYSCLK_SRC, new);
if (change)
snd_soc_dapm_sync(dapm);
wm8958_micd_set_rate(component);
return 0;
}
static int check_clk_sys(struct snd_soc_dapm_widget *source,
struct snd_soc_dapm_widget *sink)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
int reg = snd_soc_component_read32(component, WM8994_CLOCKING_1);
const char *clk;
/* Check what we're currently using for CLK_SYS */
if (reg & WM8994_SYSCLK_SRC)
clk = "AIF2CLK";
else
clk = "AIF1CLK";
return strcmp(source->name, clk) == 0;
}
static const char *sidetone_hpf_text[] = {
"2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz"
};
static SOC_ENUM_SINGLE_DECL(sidetone_hpf,
WM8994_SIDETONE, 7, sidetone_hpf_text);
static const char *adc_hpf_text[] = {
"HiFi", "Voice 1", "Voice 2", "Voice 3"
};
static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf,
WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text);
static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf,
WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text);
static SOC_ENUM_SINGLE_DECL(aif2adc_hpf,
WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text);
static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0);
static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0);
static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0);
static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0);
static const DECLARE_TLV_DB_SCALE(mixin_boost_tlv, 0, 900, 0);
#define WM8994_DRC_SWITCH(xname, reg, shift) \
SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \
snd_soc_get_volsw, wm8994_put_drc_sw)
static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
int mask, ret;
/* Can't enable both ADC and DAC paths simultaneously */
if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT)
mask = WM8994_AIF1ADC1L_DRC_ENA_MASK |
WM8994_AIF1ADC1R_DRC_ENA_MASK;
else
mask = WM8994_AIF1DAC1_DRC_ENA_MASK;
ret = snd_soc_component_read32(component, mc->reg);
if (ret < 0)
return ret;
if (ret & mask)
return -EINVAL;
return snd_soc_put_volsw(kcontrol, ucontrol);
}
static void wm8994_set_drc(struct snd_soc_component *component, int drc)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
struct wm8994_pdata *pdata = &control->pdata;
int base = wm8994_drc_base[drc];
int cfg = wm8994->drc_cfg[drc];
int save, i;
/* Save any enables; the configuration should clear them. */
save = snd_soc_component_read32(component, base);
save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
WM8994_AIF1ADC1R_DRC_ENA;
for (i = 0; i < WM8994_DRC_REGS; i++)
snd_soc_component_update_bits(component, base + i, 0xffff,
pdata->drc_cfgs[cfg].regs[i]);
snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_DRC_ENA |
WM8994_AIF1ADC1L_DRC_ENA |
WM8994_AIF1ADC1R_DRC_ENA, save);
}
/* Icky as hell but saves code duplication */
static int wm8994_get_drc(const char *name)
{
if (strcmp(name, "AIF1DRC1 Mode") == 0)
return 0;
if (strcmp(name, "AIF1DRC2 Mode") == 0)
return 1;
if (strcmp(name, "AIF2DRC Mode") == 0)
return 2;
return -EINVAL;
}
static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
struct wm8994_pdata *pdata = &control->pdata;
int drc = wm8994_get_drc(kcontrol->id.name);
int value = ucontrol->value.enumerated.item[0];
if (drc < 0)
return drc;
if (value >= pdata->num_drc_cfgs)
return -EINVAL;
wm8994->drc_cfg[drc] = value;
wm8994_set_drc(component, drc);
return 0;
}
static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
int drc = wm8994_get_drc(kcontrol->id.name);
if (drc < 0)
return drc;
ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];
return 0;
}
static void wm8994_set_retune_mobile(struct snd_soc_component *component, int block)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
struct wm8994_pdata *pdata = &control->pdata;
int base = wm8994_retune_mobile_base[block];
int iface, best, best_val, save, i, cfg;
if (!pdata || !wm8994->num_retune_mobile_texts)
return;
switch (block) {
case 0:
case 1:
iface = 0;
break;
case 2:
iface = 1;
break;
default:
return;
}
/* Find the version of the currently selected configuration
* with the nearest sample rate. */
cfg = wm8994->retune_mobile_cfg[block];
best = 0;
best_val = INT_MAX;
for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
if (strcmp(pdata->retune_mobile_cfgs[i].name,
wm8994->retune_mobile_texts[cfg]) == 0 &&
abs(pdata->retune_mobile_cfgs[i].rate
- wm8994->dac_rates[iface]) < best_val) {
best = i;
best_val = abs(pdata->retune_mobile_cfgs[i].rate
- wm8994->dac_rates[iface]);
}
}
dev_dbg(component->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
block,
pdata->retune_mobile_cfgs[best].name,
pdata->retune_mobile_cfgs[best].rate,
wm8994->dac_rates[iface]);
/* The EQ will be disabled while reconfiguring it, remember the
* current configuration.
*/
save = snd_soc_component_read32(component, base);
save &= WM8994_AIF1DAC1_EQ_ENA;
for (i = 0; i < WM8994_EQ_REGS; i++)
snd_soc_component_update_bits(component, base + i, 0xffff,
pdata->retune_mobile_cfgs[best].regs[i]);
snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_EQ_ENA, save);
}
/* Icky as hell but saves code duplication */
static int wm8994_get_retune_mobile_block(const char *name)
{
if (strcmp(name, "AIF1.1 EQ Mode") == 0)
return 0;
if (strcmp(name, "AIF1.2 EQ Mode") == 0)
return 1;
if (strcmp(name, "AIF2 EQ Mode") == 0)
return 2;
return -EINVAL;
}
static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
struct wm8994_pdata *pdata = &control->pdata;
int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
int value = ucontrol->value.enumerated.item[0];
if (block < 0)
return block;
if (value >= pdata->num_retune_mobile_cfgs)
return -EINVAL;
wm8994->retune_mobile_cfg[block] = value;
wm8994_set_retune_mobile(component, block);
return 0;
}
static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
if (block < 0)
return block;
ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
return 0;
}
static const char *aif_chan_src_text[] = {
"Left", "Right"
};
static SOC_ENUM_SINGLE_DECL(aif1adcl_src,
WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif1adcr_src,
WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif2adcl_src,
WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif2adcr_src,
WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif1dacl_src,
WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif1dacr_src,
WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif2dacl_src,
WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text);
static SOC_ENUM_SINGLE_DECL(aif2dacr_src,
WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text);
static const char *osr_text[] = {
"Low Power", "High Performance",
};
static SOC_ENUM_SINGLE_DECL(dac_osr,
WM8994_OVERSAMPLING, 0, osr_text);
static SOC_ENUM_SINGLE_DECL(adc_osr,
WM8994_OVERSAMPLING, 1, osr_text);
static const struct snd_kcontrol_new wm8994_common_snd_controls[] = {
SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
WM8994_AIF1_ADC1_RIGHT_VOLUME,
1, 119, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME,
WM8994_AIF2_ADC_RIGHT_VOLUME,
1, 119, 0, digital_tlv),
SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
SOC_ENUM("AIF2ADCL Source", aif2adcl_src),
SOC_ENUM("AIF2ADCR Source", aif2adcr_src),
SOC_ENUM("AIF1DACL Source", aif1dacl_src),
SOC_ENUM("AIF1DACR Source", aif1dacr_src),
SOC_ENUM("AIF2DACL Source", aif2dacl_src),
SOC_ENUM("AIF2DACR Source", aif2dacr_src),
SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME,
WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv),
SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv),
SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0),
SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0),
WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2),
WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1),
WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0),
WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2),
WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1),
WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0),
SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
5, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
0, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
5, 12, 0, st_tlv),
SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
0, 12, 0, st_tlv),
SOC_ENUM("Sidetone HPF Mux", sidetone_hpf),
SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0),
SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf),
SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0),
SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf),
SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0),
SOC_ENUM("ADC OSR", adc_osr),
SOC_ENUM("DAC OSR", dac_osr),
SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME,
WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME,
WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1),
SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME,
WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME,
WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1),
SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION,
6, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION,
2, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION,
6, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION,
2, 1, 1, wm_hubs_spkmix_tlv),
SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2,
10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2,
8, 1, 0),
SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2,
10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2,
8, 1, 0),
SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
10, 15, 0, wm8994_3d_tlv),
SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
8, 1, 0),
};
/* Controls not available on WM1811 */
static const struct snd_kcontrol_new wm8994_snd_controls[] = {
SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME,
WM8994_AIF1_ADC2_RIGHT_VOLUME,
1, 119, 0, digital_tlv),
SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0),
WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2),
WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1),
WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0),
SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf),
SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0),
};
static const struct snd_kcontrol_new wm8994_eq_controls[] = {
SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0,
eq_tlv),
SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0,
eq_tlv),
};
static const struct snd_kcontrol_new wm8994_drc_controls[] = {
SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5,
WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
WM8994_AIF1ADC1R_DRC_ENA),
SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5,
WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA |
WM8994_AIF1ADC2R_DRC_ENA),
SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5,
WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA |
WM8994_AIF2ADCR_DRC_ENA),
};
static const char *wm8958_ng_text[] = {
"30ms", "125ms", "250ms", "500ms",
};
static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold,
WM8958_AIF1_DAC1_NOISE_GATE,
WM8958_AIF1DAC1_NG_THR_SHIFT,
wm8958_ng_text);
static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold,
WM8958_AIF1_DAC2_NOISE_GATE,
WM8958_AIF1DAC2_NG_THR_SHIFT,
wm8958_ng_text);
static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold,
WM8958_AIF2_DAC_NOISE_GATE,
WM8958_AIF2DAC_NG_THR_SHIFT,
wm8958_ng_text);
static const struct snd_kcontrol_new wm8958_snd_controls[] = {
SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv),
SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE,
WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold),
SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume",
WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT,
7, 1, ng_tlv),
SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE,
WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold),
SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume",
WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT,
7, 1, ng_tlv),
SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE,
WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0),
SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold),
SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume",
WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT,
7, 1, ng_tlv),
};
static const struct snd_kcontrol_new wm1811_snd_controls[] = {
SOC_SINGLE_TLV("MIXINL IN1LP Boost Volume", WM8994_INPUT_MIXER_1, 7, 1, 0,
mixin_boost_tlv),
SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0,
mixin_boost_tlv),
};
/* We run all mode setting through a function to enforce audio mode */
static void wm1811_jackdet_set_mode(struct snd_soc_component *component, u16 mode)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
if (!wm8994->jackdet || !wm8994->micdet[0].jack)
return;
if (wm8994->active_refcount)
mode = WM1811_JACKDET_MODE_AUDIO;
if (mode == wm8994->jackdet_mode)
return;
wm8994->jackdet_mode = mode;
/* Always use audio mode to detect while the system is active */
if (mode != WM1811_JACKDET_MODE_NONE)
mode = WM1811_JACKDET_MODE_AUDIO;
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM1811_JACKDET_MODE_MASK, mode);
}
static void active_reference(struct snd_soc_component *component)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
mutex_lock(&wm8994->accdet_lock);
wm8994->active_refcount++;
dev_dbg(component->dev, "Active refcount incremented, now %d\n",
wm8994->active_refcount);
/* If we're using jack detection go into audio mode */
wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_AUDIO);
mutex_unlock(&wm8994->accdet_lock);
}
static void active_dereference(struct snd_soc_component *component)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
u16 mode;
mutex_lock(&wm8994->accdet_lock);
wm8994->active_refcount--;
dev_dbg(component->dev, "Active refcount decremented, now %d\n",
wm8994->active_refcount);
if (wm8994->active_refcount == 0) {
/* Go into appropriate detection only mode */
if (wm8994->jack_mic || wm8994->mic_detecting)
mode = WM1811_JACKDET_MODE_MIC;
else
mode = WM1811_JACKDET_MODE_JACK;
wm1811_jackdet_set_mode(component, mode);
}
mutex_unlock(&wm8994->accdet_lock);
}
static int clk_sys_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);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
return configure_clock(component);
case SND_SOC_DAPM_POST_PMU:
/*
* JACKDET won't run until we start the clock and it
* only reports deltas, make sure we notify the state
* up the stack on startup. Use a *very* generous
* timeout for paranoia, there's no urgency and we
* don't want false reports.
*/
if (wm8994->jackdet && !wm8994->clk_has_run) {
queue_delayed_work(system_power_efficient_wq,
&wm8994->jackdet_bootstrap,
msecs_to_jiffies(1000));
wm8994->clk_has_run = true;
}
break;
case SND_SOC_DAPM_POST_PMD:
configure_clock(component);
break;
}
return 0;
}
static void vmid_reference(struct snd_soc_component *component)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
pm_runtime_get_sync(component->dev);
wm8994->vmid_refcount++;
dev_dbg(component->dev, "Referencing VMID, refcount is now %d\n",
wm8994->vmid_refcount);
if (wm8994->vmid_refcount == 1) {
snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH, 0);
wm_hubs_vmid_ena(component);
switch (wm8994->vmid_mode) {
default:
WARN_ON(NULL == "Invalid VMID mode");
/* fall through */
case WM8994_VMID_NORMAL:
/* Startup bias, VMID ramp & buffer */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_BIAS_SRC |
WM8994_VMID_DISCH |
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
WM8994_VMID_RAMP_MASK,
WM8994_BIAS_SRC |
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
(0x2 << WM8994_VMID_RAMP_SHIFT));
/* Main bias enable, VMID=2x40k */
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
WM8994_BIAS_ENA |
WM8994_VMID_SEL_MASK,
WM8994_BIAS_ENA | 0x2);
msleep(300);
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_VMID_RAMP_MASK |
WM8994_BIAS_SRC,
0);
break;
case WM8994_VMID_FORCE:
/* Startup bias, slow VMID ramp & buffer */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_BIAS_SRC |
WM8994_VMID_DISCH |
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
WM8994_VMID_RAMP_MASK,
WM8994_BIAS_SRC |
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
(0x2 << WM8994_VMID_RAMP_SHIFT));
/* Main bias enable, VMID=2x40k */
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
WM8994_BIAS_ENA |
WM8994_VMID_SEL_MASK,
WM8994_BIAS_ENA | 0x2);
msleep(400);
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_VMID_RAMP_MASK |
WM8994_BIAS_SRC,
0);
break;
}
}
}
static void vmid_dereference(struct snd_soc_component *component)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
wm8994->vmid_refcount--;
dev_dbg(component->dev, "Dereferencing VMID, refcount is now %d\n",
wm8994->vmid_refcount);
if (wm8994->vmid_refcount == 0) {
if (wm8994->hubs.lineout1_se)
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
WM8994_LINEOUT1N_ENA |
WM8994_LINEOUT1P_ENA,
WM8994_LINEOUT1N_ENA |
WM8994_LINEOUT1P_ENA);
if (wm8994->hubs.lineout2_se)
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
WM8994_LINEOUT2N_ENA |
WM8994_LINEOUT2P_ENA,
WM8994_LINEOUT2N_ENA |
WM8994_LINEOUT2P_ENA);
/* Start discharging VMID */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_BIAS_SRC |
WM8994_VMID_DISCH,
WM8994_BIAS_SRC |
WM8994_VMID_DISCH);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
WM8994_VMID_SEL_MASK, 0);
msleep(400);
/* Active discharge */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3,
WM8994_LINEOUT1N_ENA |
WM8994_LINEOUT1P_ENA |
WM8994_LINEOUT2N_ENA |
WM8994_LINEOUT2P_ENA, 0);
/* Switch off startup biases */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_2,
WM8994_BIAS_SRC |
WM8994_STARTUP_BIAS_ENA |
WM8994_VMID_BUF_ENA |
WM8994_VMID_RAMP_MASK, 0);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1,
WM8994_VMID_SEL_MASK, 0);
}
pm_runtime_put(component->dev);
}
static int vmid_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);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
vmid_reference(component);
break;
case SND_SOC_DAPM_POST_PMD:
vmid_dereference(component);
break;
}
return 0;
}
static bool wm8994_check_class_w_digital(struct snd_soc_component *component)
{
int source = 0; /* GCC flow analysis can't track enable */
int reg, reg_r;
/* We also need the same AIF source for L/R and only one path */
reg = snd_soc_component_read32(component, WM8994_DAC1_LEFT_MIXER_ROUTING);
switch (reg) {
case WM8994_AIF2DACL_TO_DAC1L:
dev_vdbg(component->dev, "Class W source AIF2DAC\n");
source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
case WM8994_AIF1DAC2L_TO_DAC1L:
dev_vdbg(component->dev, "Class W source AIF1DAC2\n");
source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
case WM8994_AIF1DAC1L_TO_DAC1L:
dev_vdbg(component->dev, "Class W source AIF1DAC1\n");
source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
break;
default:
dev_vdbg(component->dev, "DAC mixer setting: %x\n", reg);
return false;
}
reg_r = snd_soc_component_read32(component, WM8994_DAC1_RIGHT_MIXER_ROUTING);
if (reg_r != reg) {
dev_vdbg(component->dev, "Left and right DAC mixers different\n");
return false;
}
/* Set the source up */
snd_soc_component_update_bits(component, WM8994_CLASS_W_1,
WM8994_CP_DYN_SRC_SEL_MASK, source);
return true;
}
static int aif1clk_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
int i;
int dac;
int adc;
int val;
switch (control->type) {
case WM8994:
case WM8958:
mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA;
break;
default:
break;
}
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
/* Don't enable timeslot 2 if not in use */
if (wm8994->channels[0] <= 2)
mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);
val = snd_soc_component_read32(component, WM8994_AIF1_CONTROL_1);
if ((val & WM8994_AIF1ADCL_SRC) &&
(val & WM8994_AIF1ADCR_SRC))
adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA;
else if (!(val & WM8994_AIF1ADCL_SRC) &&
!(val & WM8994_AIF1ADCR_SRC))
adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
else
adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA |
WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
val = snd_soc_component_read32(component, WM8994_AIF1_CONTROL_2);
if ((val & WM8994_AIF1DACL_SRC) &&
(val & WM8994_AIF1DACR_SRC))
dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA;
else if (!(val & WM8994_AIF1DACL_SRC) &&
!(val & WM8994_AIF1DACR_SRC))
dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
else
dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA |
WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
mask, adc);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
mask, dac);
snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
WM8994_AIF1DSPCLK_ENA |
WM8994_SYSDSPCLK_ENA,
WM8994_AIF1DSPCLK_ENA |
WM8994_SYSDSPCLK_ENA);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, mask,
WM8994_AIF1ADC1R_ENA |
WM8994_AIF1ADC1L_ENA |
WM8994_AIF1ADC2R_ENA |
WM8994_AIF1ADC2L_ENA);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, mask,
WM8994_AIF1DAC1R_ENA |
WM8994_AIF1DAC1L_ENA |
WM8994_AIF1DAC2R_ENA |
WM8994_AIF1DAC2L_ENA);
break;
case SND_SOC_DAPM_POST_PMU:
for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
snd_soc_component_write(component, wm8994_vu_bits[i].reg,
snd_soc_component_read32(component,
wm8994_vu_bits[i].reg));
break;
case SND_SOC_DAPM_PRE_PMD:
case SND_SOC_DAPM_POST_PMD:
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
mask, 0);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
mask, 0);
val = snd_soc_component_read32(component, WM8994_CLOCKING_1);
if (val & WM8994_AIF2DSPCLK_ENA)
val = WM8994_SYSDSPCLK_ENA;
else
val = 0;
snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
WM8994_SYSDSPCLK_ENA |
WM8994_AIF1DSPCLK_ENA, val);
break;
}
return 0;
}
static int aif2clk_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
int i;
int dac;
int adc;
int val;
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
val = snd_soc_component_read32(component, WM8994_AIF2_CONTROL_1);
if ((val & WM8994_AIF2ADCL_SRC) &&
(val & WM8994_AIF2ADCR_SRC))
adc = WM8994_AIF2ADCR_ENA;
else if (!(val & WM8994_AIF2ADCL_SRC) &&
!(val & WM8994_AIF2ADCR_SRC))
adc = WM8994_AIF2ADCL_ENA;
else
adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA;
val = snd_soc_component_read32(component, WM8994_AIF2_CONTROL_2);
if ((val & WM8994_AIF2DACL_SRC) &&
(val & WM8994_AIF2DACR_SRC))
dac = WM8994_AIF2DACR_ENA;
else if (!(val & WM8994_AIF2DACL_SRC) &&
!(val & WM8994_AIF2DACR_SRC))
dac = WM8994_AIF2DACL_ENA;
else
dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA;
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA, adc);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA, dac);
snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
WM8994_AIF2DSPCLK_ENA |
WM8994_SYSDSPCLK_ENA,
WM8994_AIF2DSPCLK_ENA |
WM8994_SYSDSPCLK_ENA);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA);
break;
case SND_SOC_DAPM_POST_PMU:
for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
snd_soc_component_write(component, wm8994_vu_bits[i].reg,
snd_soc_component_read32(component,
wm8994_vu_bits[i].reg));
break;
case SND_SOC_DAPM_PRE_PMD:
case SND_SOC_DAPM_POST_PMD:
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
WM8994_AIF2DACL_ENA |
WM8994_AIF2DACR_ENA, 0);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4,
WM8994_AIF2ADCL_ENA |
WM8994_AIF2ADCR_ENA, 0);
val = snd_soc_component_read32(component, WM8994_CLOCKING_1);
if (val & WM8994_AIF1DSPCLK_ENA)
val = WM8994_SYSDSPCLK_ENA;
else
val = 0;
snd_soc_component_update_bits(component, WM8994_CLOCKING_1,
WM8994_SYSDSPCLK_ENA |
WM8994_AIF2DSPCLK_ENA, val);
break;
}
return 0;
}
static int aif1clk_late_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
wm8994->aif1clk_enable = 1;
break;
case SND_SOC_DAPM_POST_PMD:
wm8994->aif1clk_disable = 1;
break;
}
return 0;
}
static int aif2clk_late_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
wm8994->aif2clk_enable = 1;
break;
case SND_SOC_DAPM_POST_PMD:
wm8994->aif2clk_disable = 1;
break;
}
return 0;
}
static int late_enable_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_PRE_PMU:
if (wm8994->aif1clk_enable) {
aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
WM8994_AIF1CLK_ENA_MASK,
WM8994_AIF1CLK_ENA);
aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
wm8994->aif1clk_enable = 0;
}
if (wm8994->aif2clk_enable) {
aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
WM8994_AIF2CLK_ENA_MASK,
WM8994_AIF2CLK_ENA);
aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
wm8994->aif2clk_enable = 0;
}
break;
}
/* We may also have postponed startup of DSP, handle that. */
wm8958_aif_ev(w, kcontrol, event);
return 0;
}
static int late_disable_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_POST_PMD:
if (wm8994->aif1clk_disable) {
aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1,
WM8994_AIF1CLK_ENA_MASK, 0);
aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
wm8994->aif1clk_disable = 0;
}
if (wm8994->aif2clk_disable) {
aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1,
WM8994_AIF2CLK_ENA_MASK, 0);
aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
wm8994->aif2clk_disable = 0;
}
break;
}
return 0;
}
static int adc_mux_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
late_enable_ev(w, kcontrol, event);
return 0;
}
static int micbias_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
late_enable_ev(w, kcontrol, event);
return 0;
}
static int dac_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
unsigned int mask = 1 << w->shift;
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5,
mask, mask);
return 0;
}
static const char *adc_mux_text[] = {
"ADC",
"DMIC",
};
static SOC_ENUM_SINGLE_VIRT_DECL(adc_enum, adc_mux_text);
static const struct snd_kcontrol_new adcl_mux =
SOC_DAPM_ENUM("ADCL Mux", adc_enum);
static const struct snd_kcontrol_new adcr_mux =
SOC_DAPM_ENUM("ADCR Mux", adc_enum);
static const struct snd_kcontrol_new left_speaker_mixer[] = {
SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0),
SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0),
SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0),
SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0),
};
static const struct snd_kcontrol_new right_speaker_mixer[] = {
SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0),
SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0),
SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0),
SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0),
SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0),
};
/* Debugging; dump chip status after DAPM transitions */
static int post_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
dev_dbg(component->dev, "SRC status: %x\n",
snd_soc_component_read32(component,
WM8994_RATE_STATUS));
return 0;
}
static const struct snd_kcontrol_new aif1adc1l_mix[] = {
SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new aif1adc1r_mix[] = {
SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new aif1adc2l_mix[] = {
SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new aif1adc2r_mix[] = {
SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new aif2dac2l_mix[] = {
SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
5, 1, 0),
SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
4, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
2, 1, 0),
SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new aif2dac2r_mix[] = {
SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
5, 1, 0),
SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
4, 1, 0),
SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
2, 1, 0),
SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1, 1, 0),
SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
0, 1, 0),
};
#define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \
SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
snd_soc_dapm_get_volsw, wm8994_put_class_w)
static int wm8994_put_class_w(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
int ret;
ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
wm_hubs_update_class_w(component);
return ret;
}
static const struct snd_kcontrol_new dac1l_mix[] = {
WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
5, 1, 0),
WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
4, 1, 0),
WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
2, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
0, 1, 0),
};
static const struct snd_kcontrol_new dac1r_mix[] = {
WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
5, 1, 0),
WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
4, 1, 0),
WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
2, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1, 1, 0),
WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
0, 1, 0),
};
static const char *sidetone_text[] = {
"ADC/DMIC1", "DMIC2",
};
static SOC_ENUM_SINGLE_DECL(sidetone1_enum,
WM8994_SIDETONE, 0, sidetone_text);
static const struct snd_kcontrol_new sidetone1_mux =
SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum);
static SOC_ENUM_SINGLE_DECL(sidetone2_enum,
WM8994_SIDETONE, 1, sidetone_text);
static const struct snd_kcontrol_new sidetone2_mux =
SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum);
static const char *aif1dac_text[] = {
"AIF1DACDAT", "AIF3DACDAT",
};
static const char *loopback_text[] = {
"None", "ADCDAT",
};
static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum,
WM8994_AIF1_CONTROL_2,
WM8994_AIF1_LOOPBACK_SHIFT,
loopback_text);
static const struct snd_kcontrol_new aif1_loopback =
SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum);
static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum,
WM8994_AIF2_CONTROL_2,
WM8994_AIF2_LOOPBACK_SHIFT,
loopback_text);
static const struct snd_kcontrol_new aif2_loopback =
SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum);
static SOC_ENUM_SINGLE_DECL(aif1dac_enum,
WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text);
static const struct snd_kcontrol_new aif1dac_mux =
SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum);
static const char *aif2dac_text[] = {
"AIF2DACDAT", "AIF3DACDAT",
};
static SOC_ENUM_SINGLE_DECL(aif2dac_enum,
WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text);
static const struct snd_kcontrol_new aif2dac_mux =
SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum);
static const char *aif2adc_text[] = {
"AIF2ADCDAT", "AIF3DACDAT",
};
static SOC_ENUM_SINGLE_DECL(aif2adc_enum,
WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text);
static const struct snd_kcontrol_new aif2adc_mux =
SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum);
static const char *aif3adc_text[] = {
"AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM",
};
static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum,
WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
static const struct snd_kcontrol_new wm8994_aif3adc_mux =
SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum);
static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum,
WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
static const struct snd_kcontrol_new wm8958_aif3adc_mux =
SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum);
static const char *mono_pcm_out_text[] = {
"None", "AIF2ADCL", "AIF2ADCR",
};
static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum,
WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text);
static const struct snd_kcontrol_new mono_pcm_out_mux =
SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum);
static const char *aif2dac_src_text[] = {
"AIF2", "AIF3",
};
/* Note that these two control shouldn't be simultaneously switched to AIF3 */
static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum,
WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text);
static const struct snd_kcontrol_new aif2dacl_src_mux =
SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum);
static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum,
WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text);
static const struct snd_kcontrol_new aif2dacr_src_mux =
SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum);
static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer),
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer),
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux,
late_enable_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev)
};
static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux),
SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux),
};
static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = {
SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0,
dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0,
dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0,
dac_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0,
dac_ev, SND_SOC_DAPM_PRE_PMU),
};
static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = {
SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0),
SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0),
SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0),
SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0),
};
static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = {
SND_SOC_DAPM_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux,
adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux,
adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
};
static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = {
SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux),
SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux),
};
static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("DMIC1DAT"),
SND_SOC_DAPM_INPUT("DMIC2DAT"),
SND_SOC_DAPM_INPUT("Clock"),
SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL,
0, SND_SOC_NOPM, 9, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL,
0, SND_SOC_NOPM, 8, 0),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0,
SND_SOC_NOPM, 9, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0,
SND_SOC_NOPM, 8, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL,
0, SND_SOC_NOPM, 11, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL,
0, SND_SOC_NOPM, 10, 0),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0,
SND_SOC_NOPM, 11, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0,
SND_SOC_NOPM, 10, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0,
aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)),
SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0,
aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)),
SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0,
aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)),
SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0,
aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)),
SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0,
aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)),
SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0,
aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)),
SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux),
SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux),
SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
dac1l_mix, ARRAY_SIZE(dac1l_mix)),
SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
dac1r_mix, ARRAY_SIZE(dac1r_mix)),
SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0,
SND_SOC_NOPM, 13, 0),
SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0,
SND_SOC_NOPM, 12, 0),
SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0,
SND_SOC_NOPM, 13, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
SND_SOC_NOPM, 12, 0, wm8958_aif_ev,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),
SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),
SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0),
SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0),
SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0),
SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0),
/* Power is done with the muxes since the ADC power also controls the
* downsampling chain, the chip will automatically manage the analogue
* specific portions.
*/
SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0),
SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback),
SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback),
SND_SOC_DAPM_POST("Debug log", post_ev),
};
static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = {
SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux),
};
static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0),
SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux),
SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux),
SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux),
SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux),
};
static const struct snd_soc_dapm_route intercon[] = {
{ "CLK_SYS", NULL, "AIF1CLK", check_clk_sys },
{ "CLK_SYS", NULL, "AIF2CLK", check_clk_sys },
{ "DSP1CLK", NULL, "CLK_SYS" },
{ "DSP2CLK", NULL, "CLK_SYS" },
{ "DSPINTCLK", NULL, "CLK_SYS" },
{ "AIF1ADC1L", NULL, "AIF1CLK" },
{ "AIF1ADC1L", NULL, "DSP1CLK" },
{ "AIF1ADC1R", NULL, "AIF1CLK" },
{ "AIF1ADC1R", NULL, "DSP1CLK" },
{ "AIF1ADC1R", NULL, "DSPINTCLK" },
{ "AIF1DAC1L", NULL, "AIF1CLK" },
{ "AIF1DAC1L", NULL, "DSP1CLK" },
{ "AIF1DAC1R", NULL, "AIF1CLK" },
{ "AIF1DAC1R", NULL, "DSP1CLK" },
{ "AIF1DAC1R", NULL, "DSPINTCLK" },
{ "AIF1ADC2L", NULL, "AIF1CLK" },
{ "AIF1ADC2L", NULL, "DSP1CLK" },
{ "AIF1ADC2R", NULL, "AIF1CLK" },
{ "AIF1ADC2R", NULL, "DSP1CLK" },
{ "AIF1ADC2R", NULL, "DSPINTCLK" },
{ "AIF1DAC2L", NULL, "AIF1CLK" },
{ "AIF1DAC2L", NULL, "DSP1CLK" },
{ "AIF1DAC2R", NULL, "AIF1CLK" },
{ "AIF1DAC2R", NULL, "DSP1CLK" },
{ "AIF1DAC2R", NULL, "DSPINTCLK" },
{ "AIF2ADCL", NULL, "AIF2CLK" },
{ "AIF2ADCL", NULL, "DSP2CLK" },
{ "AIF2ADCR", NULL, "AIF2CLK" },
{ "AIF2ADCR", NULL, "DSP2CLK" },
{ "AIF2ADCR", NULL, "DSPINTCLK" },
{ "AIF2DACL", NULL, "AIF2CLK" },
{ "AIF2DACL", NULL, "DSP2CLK" },
{ "AIF2DACR", NULL, "AIF2CLK" },
{ "AIF2DACR", NULL, "DSP2CLK" },
{ "AIF2DACR", NULL, "DSPINTCLK" },
{ "DMIC1L", NULL, "DMIC1DAT" },
{ "DMIC1L", NULL, "CLK_SYS" },
{ "DMIC1R", NULL, "DMIC1DAT" },
{ "DMIC1R", NULL, "CLK_SYS" },
{ "DMIC2L", NULL, "DMIC2DAT" },
{ "DMIC2L", NULL, "CLK_SYS" },
{ "DMIC2R", NULL, "DMIC2DAT" },
{ "DMIC2R", NULL, "CLK_SYS" },
{ "ADCL", NULL, "AIF1CLK" },
{ "ADCL", NULL, "DSP1CLK" },
{ "ADCL", NULL, "DSPINTCLK" },
{ "ADCR", NULL, "AIF1CLK" },
{ "ADCR", NULL, "DSP1CLK" },
{ "ADCR", NULL, "DSPINTCLK" },
{ "ADCL Mux", "ADC", "ADCL" },
{ "ADCL Mux", "DMIC", "DMIC1L" },
{ "ADCR Mux", "ADC", "ADCR" },
{ "ADCR Mux", "DMIC", "DMIC1R" },
{ "DAC1L", NULL, "AIF1CLK" },
{ "DAC1L", NULL, "DSP1CLK" },
{ "DAC1L", NULL, "DSPINTCLK" },
{ "DAC1R", NULL, "AIF1CLK" },
{ "DAC1R", NULL, "DSP1CLK" },
{ "DAC1R", NULL, "DSPINTCLK" },
{ "DAC2L", NULL, "AIF2CLK" },
{ "DAC2L", NULL, "DSP2CLK" },
{ "DAC2L", NULL, "DSPINTCLK" },
{ "DAC2R", NULL, "AIF2DACR" },
{ "DAC2R", NULL, "AIF2CLK" },
{ "DAC2R", NULL, "DSP2CLK" },
{ "DAC2R", NULL, "DSPINTCLK" },
{ "TOCLK", NULL, "CLK_SYS" },
{ "AIF1DACDAT", NULL, "AIF1 Playback" },
{ "AIF2DACDAT", NULL, "AIF2 Playback" },
{ "AIF3DACDAT", NULL, "AIF3 Playback" },
{ "AIF1 Capture", NULL, "AIF1ADCDAT" },
{ "AIF2 Capture", NULL, "AIF2ADCDAT" },
{ "AIF3 Capture", NULL, "AIF3ADCDAT" },
/* AIF1 outputs */
{ "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
{ "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
{ "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" },
{ "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" },
{ "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" },
{ "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" },
{ "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" },
{ "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" },
{ "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" },
{ "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" },
{ "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" },
{ "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" },
/* Pin level routing for AIF3 */
{ "AIF1DAC1L", NULL, "AIF1DAC Mux" },
{ "AIF1DAC1R", NULL, "AIF1DAC Mux" },
{ "AIF1DAC2L", NULL, "AIF1DAC Mux" },
{ "AIF1DAC2R", NULL, "AIF1DAC Mux" },
{ "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" },
{ "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
{ "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" },
{ "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
{ "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
{ "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
{ "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },
/* DAC1 inputs */
{ "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
{ "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
{ "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
{ "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
{ "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },
{ "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" },
{ "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
{ "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
{ "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
{ "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },
/* DAC2/AIF2 outputs */
{ "AIF2ADCL", NULL, "AIF2DAC2L Mixer" },
{ "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" },
{ "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
{ "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
{ "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
{ "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },
{ "AIF2ADCR", NULL, "AIF2DAC2R Mixer" },
{ "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" },
{ "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
{ "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
{ "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
{ "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },
{ "AIF1ADCDAT", NULL, "AIF1ADC1L" },
{ "AIF1ADCDAT", NULL, "AIF1ADC1R" },
{ "AIF1ADCDAT", NULL, "AIF1ADC2L" },
{ "AIF1ADCDAT", NULL, "AIF1ADC2R" },
{ "AIF2ADCDAT", NULL, "AIF2ADC Mux" },
/* AIF3 output */
{ "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1L" },
{ "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1R" },
{ "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2L" },
{ "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2R" },
{ "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
{ "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
{ "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACL" },
{ "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACR" },
{ "AIF3ADCDAT", NULL, "AIF3ADC Mux" },
/* Loopback */
{ "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" },
{ "AIF1 Loopback", "None", "AIF1DACDAT" },
{ "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" },
{ "AIF2 Loopback", "None", "AIF2DACDAT" },
/* Sidetone */
{ "Left Sidetone", "ADC/DMIC1", "ADCL Mux" },
{ "Left Sidetone", "DMIC2", "DMIC2L" },
{ "Right Sidetone", "ADC/DMIC1", "ADCR Mux" },
{ "Right Sidetone", "DMIC2", "DMIC2R" },
/* Output stages */
{ "Left Output Mixer", "DAC Switch", "DAC1L" },
{ "Right Output Mixer", "DAC Switch", "DAC1R" },
{ "SPKL", "DAC1 Switch", "DAC1L" },
{ "SPKL", "DAC2 Switch", "DAC2L" },
{ "SPKR", "DAC1 Switch", "DAC1R" },
{ "SPKR", "DAC2 Switch", "DAC2R" },
{ "Left Headphone Mux", "DAC", "DAC1L" },
{ "Right Headphone Mux", "DAC", "DAC1R" },
};
static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = {
{ "DAC1L", NULL, "Late DAC1L Enable PGA" },
{ "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" },
{ "DAC1R", NULL, "Late DAC1R Enable PGA" },
{ "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" },
{ "DAC2L", NULL, "Late DAC2L Enable PGA" },
{ "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" },
{ "DAC2R", NULL, "Late DAC2R Enable PGA" },
{ "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" }
};
static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = {
{ "DAC1L", NULL, "DAC1L Mixer" },
{ "DAC1R", NULL, "DAC1R Mixer" },
{ "DAC2L", NULL, "AIF2DAC2L Mixer" },
{ "DAC2R", NULL, "AIF2DAC2R Mixer" },
};
static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
{ "AIF1DACDAT", NULL, "AIF2DACDAT" },
{ "AIF2DACDAT", NULL, "AIF1DACDAT" },
{ "AIF1ADCDAT", NULL, "AIF2ADCDAT" },
{ "AIF2ADCDAT", NULL, "AIF1ADCDAT" },
{ "MICBIAS1", NULL, "CLK_SYS" },
{ "MICBIAS1", NULL, "MICBIAS Supply" },
{ "MICBIAS2", NULL, "CLK_SYS" },
{ "MICBIAS2", NULL, "MICBIAS Supply" },
};
static const struct snd_soc_dapm_route wm8994_intercon[] = {
{ "AIF2DACL", NULL, "AIF2DAC Mux" },
{ "AIF2DACR", NULL, "AIF2DAC Mux" },
{ "MICBIAS1", NULL, "VMID" },
{ "MICBIAS2", NULL, "VMID" },
};
static const struct snd_soc_dapm_route wm8958_intercon[] = {
{ "AIF2DACL", NULL, "AIF2DACL Mux" },
{ "AIF2DACR", NULL, "AIF2DACR Mux" },
{ "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" },
{ "AIF2DACL Mux", "AIF3", "AIF3DACDAT" },
{ "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" },
{ "AIF2DACR Mux", "AIF3", "AIF3DACDAT" },
{ "AIF3DACDAT", NULL, "AIF3" },
{ "AIF3ADCDAT", NULL, "AIF3" },
{ "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" },
{ "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" },
{ "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" },
};
/* The size in bits of the FLL divide multiplied by 10
* to allow rounding later */
#define FIXED_FLL_SIZE ((1 << 16) * 10)
struct fll_div {
u16 outdiv;
u16 n;
u16 k;
u16 lambda;
u16 clk_ref_div;
u16 fll_fratio;
};
static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll,
int freq_in, int freq_out)
{
u64 Kpart;
unsigned int K, Ndiv, Nmod, gcd_fll;
pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out);
/* Scale the input frequency down to <= 13.5MHz */
fll->clk_ref_div = 0;
while (freq_in > 13500000) {
fll->clk_ref_div++;
freq_in /= 2;
if (fll->clk_ref_div > 3)
return -EINVAL;
}
pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in);
/* Scale the output to give 90MHz<=Fvco<=100MHz */
fll->outdiv = 3;
while (freq_out * (fll->outdiv + 1) < 90000000) {
fll->outdiv++;
if (fll->outdiv > 63)
return -EINVAL;
}
freq_out *= fll->outdiv + 1;
pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out);
if (freq_in > 1000000) {
fll->fll_fratio = 0;
} else if (freq_in > 256000) {
fll->fll_fratio = 1;
freq_in *= 2;
} else if (freq_in > 128000) {
fll->fll_fratio = 2;
freq_in *= 4;
} else if (freq_in > 64000) {
fll->fll_fratio = 3;
freq_in *= 8;
} else {
fll->fll_fratio = 4;
freq_in *= 16;
}
pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);
/* Now, calculate N.K */
Ndiv = freq_out / freq_in;
fll->n = Ndiv;
Nmod = freq_out % freq_in;
pr_debug("Nmod=%d\n", Nmod);
switch (control->type) {
case WM8994:
/* Calculate fractional part - scale up so we can round. */
Kpart = FIXED_FLL_SIZE * (long long)Nmod;
do_div(Kpart, freq_in);
K = Kpart & 0xFFFFFFFF;
if ((K % 10) >= 5)
K += 5;
/* Move down to proper range now rounding is done */
fll->k = K / 10;
fll->lambda = 0;
pr_debug("N=%x K=%x\n", fll->n, fll->k);
break;
default:
gcd_fll = gcd(freq_out, freq_in);
fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll;
fll->lambda = freq_in / gcd_fll;
}
return 0;
}
static int _wm8994_set_fll(struct snd_soc_component *component, int id, int src,
unsigned int freq_in, unsigned int freq_out)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
int reg_offset, ret;
struct fll_div fll;
u16 reg, clk1, aif_reg, aif_src;
unsigned long timeout;
bool was_enabled;
switch (id) {
case WM8994_FLL1:
reg_offset = 0;
id = 0;
aif_src = 0x10;
break;
case WM8994_FLL2:
reg_offset = 0x20;
id = 1;
aif_src = 0x18;
break;
default:
return -EINVAL;
}
reg = snd_soc_component_read32(component, WM8994_FLL1_CONTROL_1 + reg_offset);
was_enabled = reg & WM8994_FLL1_ENA;
switch (src) {
case 0:
/* Allow no source specification when stopping */
if (freq_out)
return -EINVAL;
src = wm8994->fll[id].src;
break;
case WM8994_FLL_SRC_MCLK1:
case WM8994_FLL_SRC_MCLK2:
case WM8994_FLL_SRC_LRCLK:
case WM8994_FLL_SRC_BCLK:
break;
case WM8994_FLL_SRC_INTERNAL:
freq_in = 12000000;
freq_out = 12000000;
break;
default:
return -EINVAL;
}
/* Are we changing anything? */
if (wm8994->fll[id].src == src &&
wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
return 0;
/* If we're stopping the FLL redo the old config - no
* registers will actually be written but we avoid GCC flow
* analysis bugs spewing warnings.
*/
if (freq_out)
ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out);
else
ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in,
wm8994->fll[id].out);
if (ret < 0)
return ret;
/* Make sure that we're not providing SYSCLK right now */
clk1 = snd_soc_component_read32(component, WM8994_CLOCKING_1);
if (clk1 & WM8994_SYSCLK_SRC)
aif_reg = WM8994_AIF2_CLOCKING_1;
else
aif_reg = WM8994_AIF1_CLOCKING_1;
reg = snd_soc_component_read32(component, aif_reg);
if ((reg & WM8994_AIF1CLK_ENA) &&
(reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) {
dev_err(component->dev, "FLL%d is currently providing SYSCLK\n",
id + 1);
return -EBUSY;
}
/* We always need to disable the FLL while reconfiguring */
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
WM8994_FLL1_ENA, 0);
if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK &&
freq_in == freq_out && freq_out) {
dev_dbg(component->dev, "Bypassing FLL%d\n", id + 1);
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
WM8958_FLL1_BYP, WM8958_FLL1_BYP);
goto out;
}
reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) |
(fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT);
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_2 + reg_offset,
WM8994_FLL1_OUTDIV_MASK |
WM8994_FLL1_FRATIO_MASK, reg);
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_3 + reg_offset,
WM8994_FLL1_K_MASK, fll.k);
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_4 + reg_offset,
WM8994_FLL1_N_MASK,
fll.n << WM8994_FLL1_N_SHIFT);
if (fll.lambda) {
snd_soc_component_update_bits(component, WM8958_FLL1_EFS_1 + reg_offset,
WM8958_FLL1_LAMBDA_MASK,
fll.lambda);
snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA);
} else {
snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset,
WM8958_FLL1_EFS_ENA, 0);
}
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset,
WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP |
WM8994_FLL1_REFCLK_DIV_MASK |
WM8994_FLL1_REFCLK_SRC_MASK,
((src == WM8994_FLL_SRC_INTERNAL)
<< WM8994_FLL1_FRC_NCO_SHIFT) |
(fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
(src - 1));
/* Clear any pending completion from a previous failure */
try_wait_for_completion(&wm8994->fll_locked[id]);
/* Enable (with fractional mode if required) */
if (freq_out) {
/* Enable VMID if we need it */
if (!was_enabled) {
active_reference(component);
switch (control->type) {
case WM8994:
vmid_reference(component);
break;
case WM8958:
if (control->revision < 1)
vmid_reference(component);
break;
default:
break;
}
}
reg = WM8994_FLL1_ENA;
if (fll.k)
reg |= WM8994_FLL1_FRAC;
if (src == WM8994_FLL_SRC_INTERNAL)
reg |= WM8994_FLL1_OSC_ENA;
snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset,
WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA |
WM8994_FLL1_FRAC, reg);
if (wm8994->fll_locked_irq) {
timeout = wait_for_completion_timeout(&wm8994->fll_locked[id],
msecs_to_jiffies(10));
if (timeout == 0)
dev_warn(component->dev,
"Timed out waiting for FLL lock\n");
} else {
msleep(5);
}
} else {
if (was_enabled) {
switch (control->type) {
case WM8994:
vmid_dereference(component);
break;
case WM8958:
if (control->revision < 1)
vmid_dereference(component);
break;
default:
break;
}
active_dereference(component);
}
}
out:
wm8994->fll[id].in = freq_in;
wm8994->fll[id].out = freq_out;
wm8994->fll[id].src = src;
configure_clock(component);
/*
* If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
* for detection.
*/
if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
dev_dbg(component->dev, "Configuring AIFs for 128fs\n");
wm8994->aifdiv[0] = snd_soc_component_read32(component, WM8994_AIF1_RATE)
& WM8994_AIF1CLK_RATE_MASK;
wm8994->aifdiv[1] = snd_soc_component_read32(component, WM8994_AIF2_RATE)
& WM8994_AIF1CLK_RATE_MASK;
snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
WM8994_AIF1CLK_RATE_MASK, 0x1);
snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
WM8994_AIF2CLK_RATE_MASK, 0x1);
} else if (wm8994->aifdiv[0]) {
snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
WM8994_AIF1CLK_RATE_MASK,
wm8994->aifdiv[0]);
snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
WM8994_AIF2CLK_RATE_MASK,
wm8994->aifdiv[1]);
wm8994->aifdiv[0] = 0;
wm8994->aifdiv[1] = 0;
}
return 0;
}
static irqreturn_t wm8994_fll_locked_irq(int irq, void *data)
{
struct completion *completion = data;
complete(completion);
return IRQ_HANDLED;
}
static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 };
static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src,
unsigned int freq_in, unsigned int freq_out)
{
return _wm8994_set_fll(dai->component, id, src, freq_in, freq_out);
}
static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_component *component = dai->component;
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
int i;
switch (dai->id) {
case 1:
case 2:
break;
default:
/* AIF3 shares clocking with AIF1/2 */
return -EINVAL;
}
switch (clk_id) {
case WM8994_SYSCLK_MCLK1:
wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1;
wm8994->mclk[0] = freq;
dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n",
dai->id, freq);
break;
case WM8994_SYSCLK_MCLK2:
/* TODO: Set GPIO AF */
wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2;
wm8994->mclk[1] = freq;
dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n",
dai->id, freq);
break;
case WM8994_SYSCLK_FLL1:
wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1;
dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id);
break;
case WM8994_SYSCLK_FLL2:
wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2;
dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id);
break;
case WM8994_SYSCLK_OPCLK:
/* Special case - a division (times 10) is given and
* no effect on main clocking.
*/
if (freq) {
for (i = 0; i < ARRAY_SIZE(opclk_divs); i++)
if (opclk_divs[i] == freq)
break;
if (i == ARRAY_SIZE(opclk_divs))
return -EINVAL;
snd_soc_component_update_bits(component, WM8994_CLOCKING_2,
WM8994_OPCLK_DIV_MASK, i);
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
WM8994_OPCLK_ENA, WM8994_OPCLK_ENA);
} else {
snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2,
WM8994_OPCLK_ENA, 0);
}
break;
default:
return -EINVAL;
}
configure_clock(component);
/*
* If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
* for detection.
*/
if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
dev_dbg(component->dev, "Configuring AIFs for 128fs\n");
wm8994->aifdiv[0] = snd_soc_component_read32(component, WM8994_AIF1_RATE)
& WM8994_AIF1CLK_RATE_MASK;
wm8994->aifdiv[1] = snd_soc_component_read32(component, WM8994_AIF2_RATE)
& WM8994_AIF1CLK_RATE_MASK;
snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
WM8994_AIF1CLK_RATE_MASK, 0x1);
snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
WM8994_AIF2CLK_RATE_MASK, 0x1);
} else if (wm8994->aifdiv[0]) {
snd_soc_component_update_bits(component, WM8994_AIF1_RATE,
WM8994_AIF1CLK_RATE_MASK,
wm8994->aifdiv[0]);
snd_soc_component_update_bits(component, WM8994_AIF2_RATE,
WM8994_AIF2CLK_RATE_MASK,
wm8994->aifdiv[1]);
wm8994->aifdiv[0] = 0;
wm8994->aifdiv[1] = 0;
}
return 0;
}
static int wm8994_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
wm_hubs_set_bias_level(component, level);
switch (level) {
case SND_SOC_BIAS_ON:
break;
case SND_SOC_BIAS_PREPARE:
/* MICBIAS into regulating mode */
switch (control->type) {
case WM8958:
case WM1811:
snd_soc_component_update_bits(component, WM8958_MICBIAS1,
WM8958_MICB1_MODE, 0);
snd_soc_component_update_bits(component, WM8958_MICBIAS2,
WM8958_MICB2_MODE, 0);
break;
default:
break;
}
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
active_reference(component);
break;
case SND_SOC_BIAS_STANDBY:
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
switch (control->type) {
case WM8958:
if (control->revision == 0) {
/* Optimise performance for rev A */
snd_soc_component_update_bits(component,
WM8958_CHARGE_PUMP_2,
WM8958_CP_DISCH,
WM8958_CP_DISCH);
}
break;
default:
break;
}
/* Discharge LINEOUT1 & 2 */
snd_soc_component_update_bits(component, WM8994_ANTIPOP_1,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH,
WM8994_LINEOUT1_DISCH |
WM8994_LINEOUT2_DISCH);
}
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE)
active_dereference(component);
/* MICBIAS into bypass mode on newer devices */
switch (control->type) {
case WM8958:
case WM1811:
snd_soc_component_update_bits(component, WM8958_MICBIAS1,
WM8958_MICB1_MODE,
WM8958_MICB1_MODE);
snd_soc_component_update_bits(component, WM8958_MICBIAS2,
WM8958_MICB2_MODE,
WM8958_MICB2_MODE);
break;
default:
break;
}
break;
case SND_SOC_BIAS_OFF:
if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY)
wm8994->cur_fw = NULL;
break;
}
return 0;
}
int wm8994_vmid_mode(struct snd_soc_component *component, enum wm8994_vmid_mode mode)
{
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
switch (mode) {
case WM8994_VMID_NORMAL:
snd_soc_dapm_mutex_lock(dapm);
if (wm8994->hubs.lineout1_se) {
snd_soc_dapm_disable_pin_unlocked(dapm,
"LINEOUT1N Driver");
snd_soc_dapm_disable_pin_unlocked(dapm,
"LINEOUT1P Driver");
}
if (wm8994->hubs.lineout2_se) {
snd_soc_dapm_disable_pin_unlocked(dapm,
"LINEOUT2N Driver");
snd_soc_dapm_disable_pin_unlocked(dapm,
"LINEOUT2P Driver");
}
/* Do the sync with the old mode to allow it to clean up */
snd_soc_dapm_sync_unlocked(dapm);
wm8994->vmid_mode = mode;
snd_soc_dapm_mutex_unlock(dapm);
break;
case WM8994_VMID_FORCE:
snd_soc_dapm_mutex_lock(dapm);
if (wm8994->hubs.lineout1_se) {
snd_soc_dapm_force_enable_pin_unlocked(dapm,
"LINEOUT1N Driver");
snd_soc_dapm_force_enable_pin_unlocked(dapm,
"LINEOUT1P Driver");
}
if (wm8994->hubs.lineout2_se) {
snd_soc_dapm_force_enable_pin_unlocked(dapm,
"LINEOUT2N Driver");
snd_soc_dapm_force_enable_pin_unlocked(dapm,
"LINEOUT2P Driver");
}
wm8994->vmid_mode = mode;
snd_soc_dapm_sync_unlocked(dapm);
snd_soc_dapm_mutex_unlock(dapm);
break;
default:
return -EINVAL;
}
return 0;
}
static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct snd_soc_component *component = dai->component;
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
int ms_reg;
int aif1_reg;
int dac_reg;
int adc_reg;
int ms = 0;
int aif1 = 0;
int lrclk = 0;
switch (dai->id) {
case 1:
ms_reg = WM8994_AIF1_MASTER_SLAVE;
aif1_reg = WM8994_AIF1_CONTROL_1;
dac_reg = WM8994_AIF1DAC_LRCLK;
adc_reg = WM8994_AIF1ADC_LRCLK;
break;
case 2:
ms_reg = WM8994_AIF2_MASTER_SLAVE;
aif1_reg = WM8994_AIF2_CONTROL_1;
dac_reg = WM8994_AIF1DAC_LRCLK;
adc_reg = WM8994_AIF1ADC_LRCLK;
break;
default:
return -EINVAL;
}
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
break;
case SND_SOC_DAIFMT_CBM_CFM:
ms = WM8994_AIF1_MSTR;
break;
default:
return -EINVAL;
}
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_DSP_B:
aif1 |= WM8994_AIF1_LRCLK_INV;
lrclk |= WM8958_AIF1_LRCLK_INV;
/* fall through */
case SND_SOC_DAIFMT_DSP_A:
aif1 |= 0x18;
break;
case SND_SOC_DAIFMT_I2S:
aif1 |= 0x10;
break;
case SND_SOC_DAIFMT_RIGHT_J:
break;
case SND_SOC_DAIFMT_LEFT_J:
aif1 |= 0x8;
break;
default:
return -EINVAL;
}
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_DSP_A:
case SND_SOC_DAIFMT_DSP_B:
/* frame inversion not valid for DSP modes */
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
break;
case SND_SOC_DAIFMT_IB_NF:
aif1 |= WM8994_AIF1_BCLK_INV;
break;
default:
return -EINVAL;
}
break;
case SND_SOC_DAIFMT_I2S:
case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_LEFT_J:
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
break;
case SND_SOC_DAIFMT_IB_IF:
aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV;
lrclk |= WM8958_AIF1_LRCLK_INV;
break;
case SND_SOC_DAIFMT_IB_NF:
aif1 |= WM8994_AIF1_BCLK_INV;
break;
case SND_SOC_DAIFMT_NB_IF:
aif1 |= WM8994_AIF1_LRCLK_INV;
lrclk |= WM8958_AIF1_LRCLK_INV;
break;
default:
return -EINVAL;
}
break;
default:
return -EINVAL;
}
/* The AIF2 format configuration needs to be mirrored to AIF3
* on WM8958 if it's in use so just do it all the time. */
switch (control->type) {
case WM1811:
case WM8958:
if (dai->id == 2)
snd_soc_component_update_bits(component, WM8958_AIF3_CONTROL_1,
WM8994_AIF1_LRCLK_INV |
WM8958_AIF3_FMT_MASK, aif1);
break;
default:
break;
}
snd_soc_component_update_bits(component, aif1_reg,
WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV |
WM8994_AIF1_FMT_MASK,
aif1);
snd_soc_component_update_bits(component, ms_reg, WM8994_AIF1_MSTR,
ms);
snd_soc_component_update_bits(component, dac_reg,
WM8958_AIF1_LRCLK_INV, lrclk);
snd_soc_component_update_bits(component, adc_reg,
WM8958_AIF1_LRCLK_INV, lrclk);
return 0;
}
static struct {
int val, rate;
} srs[] = {
{ 0, 8000 },
{ 1, 11025 },
{ 2, 12000 },
{ 3, 16000 },
{ 4, 22050 },
{ 5, 24000 },
{ 6, 32000 },
{ 7, 44100 },
{ 8, 48000 },
{ 9, 88200 },
{ 10, 96000 },
};
static int fs_ratios[] = {
64, 128, 192, 256, 384, 512, 768, 1024, 1408, 1536
};
static int bclk_divs[] = {
10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480,
640, 880, 960, 1280, 1760, 1920
};
static int wm8994_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;
struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component);
struct wm8994 *control = wm8994->wm8994;
struct wm8994_pdata *pdata = &control->pdata;
int aif1_reg;
int aif2_reg;
int bclk_reg;
int lrclk_reg;
int rate_reg;
int aif1 = 0;
int aif2 = 0;
int bclk = 0;
int lrclk = 0;
int rate_val = 0;
int id = dai->id - 1;
int i, cur_val, best_val, bclk_rate, best;
switch (dai->id) {
case 1:
aif1_reg = WM8994_AIF1_CONTROL_1;
aif2_reg = WM8994_AIF1_CONTROL_2;
bclk_reg = WM8994_AIF1_BCLK;
rate_reg = WM8994_AIF1_RATE;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
wm8994->lrclk_shared[0]) {
lrclk_reg = WM8994_AIF1DAC_LRCLK;
} else {
lrclk_reg = WM8994_AIF1ADC_LRCLK;
dev_dbg(component->dev, "AIF1 using split LRCLK\n");
}
break;
case 2:
aif1_reg = WM8994_AIF2_CONTROL_1;
aif2_reg = WM8994_AIF2_CONTROL_2;
bclk_reg = WM8994_AIF2_BCLK;
rate_reg = WM8994_AIF2_RATE;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
wm8994->lrclk_shared[1]) {
lrclk_reg = WM8994_AIF2DAC_LRCLK;
} else {
lrclk_reg = WM8994_AIF2ADC_LRCLK;
dev_dbg(component->dev, "AIF2 using split LRCLK\n");
}
break;
default:
return -EINVAL;
}
bclk_rate = params_rate(params);
switch (params_width(params)) {
case 16:
bclk_rate *= 16;
break;
case 20:
bclk_rate *= 20;
aif1 |= 0x20;
break;
case 24:
bclk_rate *= 24;
aif1 |= 0x40;
break;
case 32:
bclk_rate *= 32;
aif1 |= 0x60;
break;
default:
return -EINVAL;
}
wm8994->channels[id] = params_channels(params);
if (pdata->max_channels_clocked[id] &&
wm8994->channels[id] > pdata->max_channels_clocked[id]) {
dev_dbg(dai->dev, "Constraining channels to %d from %d\n",
pdata->max_channels_clocked[id], wm8994->channels[id]);
wm8994->channels[id] = pdata->max_channels_clocked[id];
}
switch (wm8994->channels[id]) {
case 1:
case 2:
bclk_rate *= 2;
break;
default:
bclk_rate *= 4;
break;
}
/* Try to find an appropriate sample rate; look for an exact match. */
for (i = 0; i < ARRAY_SIZE(srs); i++)
if (srs[i].rate == params_rate(params))
break;
if (i == ARRAY_SIZE(srs))
return -EINVAL;
rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT;
dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate);
dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n",
dai->id, wm8994->aifclk[id], bclk_rate);
if (wm8994->channels[id] == 1 &&
(snd_soc_component_read32(component, aif1_reg) & 0x18) == 0x18)
aif2 |= WM8994_AIF1_MONO;
if (wm8994->aifclk[id] == 0) {
dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id);
return -EINVAL;
}
/* AIFCLK/fs ratio; look for a close match in either direction */
best = 0;
best_val = abs((fs_ratios[0] * params_rate(params))
- wm8994->aifclk[id]);
for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) {
cur_val = abs((fs_ratios[i] * params_rate(params))
- wm8994->aifclk[id]);
if (cur_val >= best_val)
continue;
best = i;
best_val = cur_val;