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Diffstat (limited to 'sound/soc/codecs/adau1761.c')
-rw-r--r--sound/soc/codecs/adau1761.c234
1 files changed, 220 insertions, 14 deletions
diff --git a/sound/soc/codecs/adau1761.c b/sound/soc/codecs/adau1761.c
index bef3e9e74c26..a70c46dd5d76 100644
--- a/sound/soc/codecs/adau1761.c
+++ b/sound/soc/codecs/adau1761.c
@@ -1,10 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961 codec
*
* Copyright 2011-2013 Analog Devices Inc.
* Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
*/
#include <linux/module.h>
@@ -29,6 +28,10 @@
#define ADAU1761_REC_MIXER_RIGHT1 0x400d
#define ADAU1761_LEFT_DIFF_INPUT_VOL 0x400e
#define ADAU1761_RIGHT_DIFF_INPUT_VOL 0x400f
+#define ADAU1761_ALC_CTRL0 0x4011
+#define ADAU1761_ALC_CTRL1 0x4012
+#define ADAU1761_ALC_CTRL2 0x4013
+#define ADAU1761_ALC_CTRL3 0x4014
#define ADAU1761_PLAY_LR_MIXER_LEFT 0x4020
#define ADAU1761_PLAY_MIXER_LEFT0 0x401c
#define ADAU1761_PLAY_MIXER_LEFT1 0x401d
@@ -72,6 +75,10 @@ static const struct reg_default adau1761_reg_defaults[] = {
{ ADAU1761_REC_MIXER_RIGHT0, 0x00 },
{ ADAU1761_REC_MIXER_RIGHT1, 0x00 },
{ ADAU1761_LEFT_DIFF_INPUT_VOL, 0x00 },
+ { ADAU1761_ALC_CTRL0, 0x00 },
+ { ADAU1761_ALC_CTRL1, 0x00 },
+ { ADAU1761_ALC_CTRL2, 0x00 },
+ { ADAU1761_ALC_CTRL3, 0x00 },
{ ADAU1761_RIGHT_DIFF_INPUT_VOL, 0x00 },
{ ADAU1761_PLAY_LR_MIXER_LEFT, 0x00 },
{ ADAU1761_PLAY_MIXER_LEFT0, 0x00 },
@@ -122,6 +129,10 @@ static const DECLARE_TLV_DB_SCALE(adau1761_sidetone_tlv, -1800, 300, 1);
static const DECLARE_TLV_DB_SCALE(adau1761_boost_tlv, -600, 600, 1);
static const DECLARE_TLV_DB_SCALE(adau1761_pga_boost_tlv, -2000, 2000, 1);
+static const DECLARE_TLV_DB_SCALE(adau1761_alc_max_gain_tlv, -1200, 600, 0);
+static const DECLARE_TLV_DB_SCALE(adau1761_alc_target_tlv, -2850, 150, 0);
+static const DECLARE_TLV_DB_SCALE(adau1761_alc_ng_threshold_tlv, -7650, 150, 0);
+
static const unsigned int adau1761_bias_select_values[] = {
0, 2, 3,
};
@@ -148,6 +159,103 @@ static SOC_VALUE_ENUM_SINGLE_DECL(adau1761_capture_bias_enum,
ADAU17X1_REC_POWER_MGMT, 1, 0x3, adau1761_bias_select_text,
adau1761_bias_select_values);
+static const unsigned int adau1761_pga_slew_time_values[] = {
+ 3, 0, 1, 2,
+};
+
+static const char * const adau1761_pga_slew_time_text[] = {
+ "Off",
+ "24 ms",
+ "48 ms",
+ "96 ms",
+};
+
+static const char * const adau1761_alc_function_text[] = {
+ "Off",
+ "Right",
+ "Left",
+ "Stereo",
+ "DSP control",
+};
+
+static const char * const adau1761_alc_hold_time_text[] = {
+ "2.67 ms",
+ "5.34 ms",
+ "10.68 ms",
+ "21.36 ms",
+ "42.72 ms",
+ "85.44 ms",
+ "170.88 ms",
+ "341.76 ms",
+ "683.52 ms",
+ "1367 ms",
+ "2734.1 ms",
+ "5468.2 ms",
+ "10936 ms",
+ "21873 ms",
+ "43745 ms",
+ "87491 ms",
+};
+
+static const char * const adau1761_alc_attack_time_text[] = {
+ "6 ms",
+ "12 ms",
+ "24 ms",
+ "48 ms",
+ "96 ms",
+ "192 ms",
+ "384 ms",
+ "768 ms",
+ "1540 ms",
+ "3070 ms",
+ "6140 ms",
+ "12290 ms",
+ "24580 ms",
+ "49150 ms",
+ "98300 ms",
+ "196610 ms",
+};
+
+static const char * const adau1761_alc_decay_time_text[] = {
+ "24 ms",
+ "48 ms",
+ "96 ms",
+ "192 ms",
+ "384 ms",
+ "768 ms",
+ "15400 ms",
+ "30700 ms",
+ "61400 ms",
+ "12290 ms",
+ "24580 ms",
+ "49150 ms",
+ "98300 ms",
+ "196610 ms",
+ "393220 ms",
+ "786430 ms",
+};
+
+static const char * const adau1761_alc_ng_type_text[] = {
+ "Hold",
+ "Mute",
+ "Fade",
+ "Fade + Mute",
+};
+
+static SOC_VALUE_ENUM_SINGLE_DECL(adau1761_pga_slew_time_enum,
+ ADAU1761_ALC_CTRL0, 6, 0x3, adau1761_pga_slew_time_text,
+ adau1761_pga_slew_time_values);
+static SOC_ENUM_SINGLE_DECL(adau1761_alc_function_enum,
+ ADAU1761_ALC_CTRL0, 0, adau1761_alc_function_text);
+static SOC_ENUM_SINGLE_DECL(adau1761_alc_hold_time_enum,
+ ADAU1761_ALC_CTRL1, 4, adau1761_alc_hold_time_text);
+static SOC_ENUM_SINGLE_DECL(adau1761_alc_attack_time_enum,
+ ADAU1761_ALC_CTRL2, 4, adau1761_alc_attack_time_text);
+static SOC_ENUM_SINGLE_DECL(adau1761_alc_decay_time_enum,
+ ADAU1761_ALC_CTRL2, 0, adau1761_alc_decay_time_text);
+static SOC_ENUM_SINGLE_DECL(adau1761_alc_ng_type_enum,
+ ADAU1761_ALC_CTRL3, 6, adau1761_alc_ng_type_text);
+
static const struct snd_kcontrol_new adau1761_jack_detect_controls[] = {
SOC_SINGLE("Speaker Auto-mute Switch", ADAU1761_DIGMIC_JACKDETECT,
4, 1, 0),
@@ -162,6 +270,22 @@ static const struct snd_kcontrol_new adau1761_differential_mode_controls[] = {
SOC_DOUBLE_R_TLV("PGA Boost Capture Volume", ADAU1761_REC_MIXER_LEFT1,
ADAU1761_REC_MIXER_RIGHT1, 3, 2, 0, adau1761_pga_boost_tlv),
+
+ SOC_ENUM("PGA Capture Slew Time", adau1761_pga_slew_time_enum),
+
+ SOC_SINGLE_TLV("ALC Capture Max Gain Volume", ADAU1761_ALC_CTRL0,
+ 3, 7, 0, adau1761_alc_max_gain_tlv),
+ SOC_ENUM("ALC Capture Function", adau1761_alc_function_enum),
+ SOC_ENUM("ALC Capture Hold Time", adau1761_alc_hold_time_enum),
+ SOC_SINGLE_TLV("ALC Capture Target Volume", ADAU1761_ALC_CTRL1,
+ 0, 15, 0, adau1761_alc_target_tlv),
+ SOC_ENUM("ALC Capture Attack Time", adau1761_alc_decay_time_enum),
+ SOC_ENUM("ALC Capture Decay Time", adau1761_alc_attack_time_enum),
+ SOC_ENUM("ALC Capture Noise Gate Type", adau1761_alc_ng_type_enum),
+ SOC_SINGLE("ALC Capture Noise Gate Switch",
+ ADAU1761_ALC_CTRL3, 5, 1, 0),
+ SOC_SINGLE_TLV("ALC Capture Noise Gate Threshold Volume",
+ ADAU1761_ALC_CTRL3, 0, 31, 0, adau1761_alc_ng_threshold_tlv),
};
static const struct snd_kcontrol_new adau1761_single_mode_controls[] = {
@@ -432,8 +556,6 @@ static const struct snd_soc_dapm_route adau1761_dapm_routes[] = {
{ "Left DAC", NULL, "Interpolator Resync Clock" },
{ "Right DAC", NULL, "Interpolator Resync Clock" },
- { "DSP", NULL, "Digital Clock 0" },
-
{ "Slew Clock", NULL, "Digital Clock 0" },
{ "Right Playback Mixer", NULL, "Slew Clock" },
{ "Left Playback Mixer", NULL, "Slew Clock" },
@@ -445,10 +567,61 @@ static const struct snd_soc_dapm_route adau1761_dapm_routes[] = {
{ "Digital Clock 1", NULL, "SYSCLK" },
};
+static const struct snd_soc_dapm_route adau1761_dapm_dsp_routes[] = {
+ { "DSP", NULL, "Digital Clock 0" },
+};
+
+static int adau1761_compatibility_probe(struct device *dev)
+{
+ struct adau *adau = dev_get_drvdata(dev);
+ struct regmap *regmap = adau->regmap;
+ int val, ret = 0;
+
+ /* Only consider compatibility mode when ADAU1361 was specified. */
+ if (adau->type != ADAU1361)
+ return 0;
+
+ regcache_cache_bypass(regmap, true);
+
+ /*
+ * This will enable the core clock and bypass the PLL,
+ * so that we can access the registers for probing purposes
+ * (without having to set up the PLL).
+ */
+ regmap_write(regmap, ADAU17X1_CLOCK_CONTROL,
+ ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
+
+ /*
+ * ADAU17X1_SERIAL_SAMPLING_RATE doesn't exist in non-DSP chips;
+ * reading it results in zero at all times, and write is a no-op.
+ * Use this register to probe for ADAU1761.
+ */
+ regmap_write(regmap, ADAU17X1_SERIAL_SAMPLING_RATE, 1);
+ ret = regmap_read(regmap, ADAU17X1_SERIAL_SAMPLING_RATE, &val);
+ if (ret)
+ goto exit;
+ if (val != 1)
+ goto exit;
+ regmap_write(regmap, ADAU17X1_SERIAL_SAMPLING_RATE, 0);
+ ret = regmap_read(regmap, ADAU17X1_SERIAL_SAMPLING_RATE, &val);
+ if (ret)
+ goto exit;
+ if (val != 0)
+ goto exit;
+
+ adau->type = ADAU1761_AS_1361;
+exit:
+ /* Disable core clock after probing. */
+ regmap_write(regmap, ADAU17X1_CLOCK_CONTROL, 0);
+ regcache_cache_bypass(regmap, false);
+ return ret;
+}
+
static int adau1761_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
struct adau *adau = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
switch (level) {
case SND_SOC_BIAS_ON:
@@ -460,7 +633,7 @@ static int adau1761_set_bias_level(struct snd_soc_component *component,
regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
ADAU17X1_CLOCK_CONTROL_SYSCLK_EN,
ADAU17X1_CLOCK_CONTROL_SYSCLK_EN);
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF)
+ if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF)
regcache_sync(adau->regmap);
break;
case SND_SOC_BIAS_OFF:
@@ -486,7 +659,7 @@ static enum adau1761_output_mode adau1761_get_lineout_mode(
static int adau1761_setup_digmic_jackdetect(struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
struct adau1761_platform_data *pdata = component->dev->platform_data;
struct adau *adau = snd_soc_component_get_drvdata(component);
enum adau1761_digmic_jackdet_pin_mode mode;
@@ -518,7 +691,7 @@ static int adau1761_setup_digmic_jackdetect(struct snd_soc_component *component)
ARRAY_SIZE(adau1761_jack_detect_controls));
if (ret)
return ret;
- /* fall through */
+ fallthrough;
case ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE:
ret = snd_soc_dapm_add_routes(dapm, adau1761_no_dmic_routes,
ARRAY_SIZE(adau1761_no_dmic_routes));
@@ -549,7 +722,7 @@ static int adau1761_setup_digmic_jackdetect(struct snd_soc_component *component)
static int adau1761_setup_headphone_mode(struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
struct adau *adau = snd_soc_component_get_drvdata(component);
struct adau1761_platform_data *pdata = component->dev->platform_data;
enum adau1761_output_mode mode;
@@ -569,7 +742,7 @@ static int adau1761_setup_headphone_mode(struct snd_soc_component *component)
ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE,
ADAU1761_PLAY_MONO_OUTPUT_VOL_MODE_HP |
ADAU1761_PLAY_MONO_OUTPUT_VOL_UNMUTE);
- /* fallthrough */
+ fallthrough;
case ADAU1761_OUTPUT_MODE_HEADPHONE:
regmap_update_bits(adau->regmap, ADAU1761_PLAY_HP_RIGHT_VOL,
ADAU1761_PLAY_HP_RIGHT_VOL_MODE_HP,
@@ -633,6 +806,10 @@ static bool adau1761_readable_register(struct device *dev, unsigned int reg)
case ADAU1761_DEJITTER:
case ADAU1761_CLK_ENABLE0:
case ADAU1761_CLK_ENABLE1:
+ case ADAU1761_ALC_CTRL0:
+ case ADAU1761_ALC_CTRL1:
+ case ADAU1761_ALC_CTRL2:
+ case ADAU1761_ALC_CTRL3:
return true;
default:
break;
@@ -643,7 +820,7 @@ static bool adau1761_readable_register(struct device *dev, unsigned int reg)
static int adau1761_component_probe(struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
struct adau1761_platform_data *pdata = component->dev->platform_data;
struct adau *adau = snd_soc_component_get_drvdata(component);
int ret;
@@ -695,7 +872,11 @@ static int adau1761_component_probe(struct snd_soc_component *component)
if (ret)
return ret;
- if (adau->type == ADAU1761) {
+ /*
+ * If we've got an ADAU1761, or an ADAU1761 operating as an
+ * ADAU1361, we need these non-DSP related DAPM widgets and routes.
+ */
+ if (adau->type == ADAU1761 || adau->type == ADAU1761_AS_1361) {
ret = snd_soc_dapm_new_controls(dapm, adau1761_dapm_widgets,
ARRAY_SIZE(adau1761_dapm_widgets));
if (ret)
@@ -706,7 +887,29 @@ static int adau1761_component_probe(struct snd_soc_component *component)
if (ret)
return ret;
}
-
+ /*
+ * These routes are DSP related and only used when we have a
+ * bona fide ADAU1761.
+ */
+ if (adau->type == ADAU1761) {
+ ret = snd_soc_dapm_add_routes(dapm, adau1761_dapm_dsp_routes,
+ ARRAY_SIZE(adau1761_dapm_dsp_routes));
+ if (ret)
+ return ret;
+ }
+ /*
+ * In the ADAU1761, by default, the AIF is routed to the DSP, whereas
+ * for the ADAU1361, the AIF is permanently routed to the ADC and DAC.
+ * Thus, if we have an ADAU1761 masquerading as an ADAU1361,
+ * we need to explicitly route the AIF to the ADC and DAC.
+ * For the ADAU1761, this is normally done by set_tdm_slot, but this
+ * function is not necessarily called during stream setup, so set up
+ * the compatible AIF routings here from the start.
+ */
+ if (adau->type == ADAU1761_AS_1361) {
+ regmap_write(adau->regmap, ADAU17X1_SERIAL_INPUT_ROUTE, 0x01);
+ regmap_write(adau->regmap, ADAU17X1_SERIAL_OUTPUT_ROUTE, 0x01);
+ }
ret = adau17x1_add_routes(component);
if (ret < 0)
return ret;
@@ -728,7 +931,6 @@ static const struct snd_soc_component_driver adau1761_component_driver = {
.idle_bias_on = 1,
.use_pmdown_time = 1,
.endianness = 1,
- .non_legacy_dai_naming = 1,
};
#define ADAU1761_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
@@ -791,6 +993,10 @@ int adau1761_probe(struct device *dev, struct regmap *regmap,
if (ret)
return ret;
+ ret = adau1761_compatibility_probe(dev);
+ if (ret)
+ return ret;
+
/* Enable cache only mode as we could miss writes before bias level
* reaches standby and the core clock is enabled */
regcache_cache_only(regmap, true);
@@ -809,7 +1015,7 @@ const struct regmap_config adau1761_regmap_config = {
.readable_reg = adau1761_readable_register,
.volatile_reg = adau17x1_volatile_register,
.precious_reg = adau17x1_precious_register,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
};
EXPORT_SYMBOL_GPL(adau1761_regmap_config);
generated by cgit (git 2.34.1) at 2025-12-25 14:50:55 +0000