@@ -1,5 +1,5 @@
/*
- * PCM1792A ASoC codec driver
+ * PCM179X ASoC codec driver
*
* Copyright (c) Amarula Solutions B.V. 2013
*
@@ -31,21 +31,21 @@
#include <linux/of.h>
#include <linux/of_device.h>
-#include "pcm1792a.h"
+#include "pcm179x.h"
-#define PCM1792A_DAC_VOL_LEFT 0x10
-#define PCM1792A_DAC_VOL_RIGHT 0x11
-#define PCM1792A_FMT_CONTROL 0x12
-#define PCM1792A_MODE_CONTROL 0x13
-#define PCM1792A_SOFT_MUTE PCM1792A_FMT_CONTROL
+#define PCM179X_DAC_VOL_LEFT 0x10
+#define PCM179X_DAC_VOL_RIGHT 0x11
+#define PCM179X_FMT_CONTROL 0x12
+#define PCM179X_MODE_CONTROL 0x13
+#define PCM179X_SOFT_MUTE PCM179X_FMT_CONTROL
-#define PCM1792A_FMT_MASK 0x70
-#define PCM1792A_FMT_SHIFT 4
-#define PCM1792A_MUTE_MASK 0x01
-#define PCM1792A_MUTE_SHIFT 0
-#define PCM1792A_ATLD_ENABLE (1 << 7)
+#define PCM179X_FMT_MASK 0x70
+#define PCM179X_FMT_SHIFT 4
+#define PCM179X_MUTE_MASK 0x01
+#define PCM179X_MUTE_SHIFT 0
+#define PCM179X_ATLD_ENABLE (1 << 7)
-static const struct reg_default pcm1792a_reg_defaults[] = {
+static const struct reg_default pcm179x_reg_defaults[] = {
{ 0x10, 0xff },
{ 0x11, 0xff },
{ 0x12, 0x50 },
@@ -56,57 +56,57 @@ static const struct reg_default pcm1792a_reg_defaults[] = {
{ 0x17, 0x00 },
};
-static bool pcm1792a_accessible_reg(struct device *dev, unsigned int reg)
+static bool pcm179x_accessible_reg(struct device *dev, unsigned int reg)
{
return reg >= 0x10 && reg <= 0x17;
}
-static bool pcm1792a_writeable_reg(struct device *dev, unsigned register reg)
+static bool pcm179x_writeable_reg(struct device *dev, unsigned register reg)
{
bool accessible;
- accessible = pcm1792a_accessible_reg(dev, reg);
+ accessible = pcm179x_accessible_reg(dev, reg);
return accessible && reg != 0x16 && reg != 0x17;
}
-struct pcm1792a_private {
+struct pcm179x_private {
struct regmap *regmap;
unsigned int format;
unsigned int rate;
};
-static int pcm1792a_set_dai_fmt(struct snd_soc_dai *codec_dai,
+static int pcm179x_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int format)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct pcm1792a_private *priv = snd_soc_codec_get_drvdata(codec);
+ struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
priv->format = format;
return 0;
}
-static int pcm1792a_digital_mute(struct snd_soc_dai *dai, int mute)
+static int pcm179x_digital_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
- struct pcm1792a_private *priv = snd_soc_codec_get_drvdata(codec);
+ struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
int ret;
- ret = regmap_update_bits(priv->regmap, PCM1792A_SOFT_MUTE,
- PCM1792A_MUTE_MASK, !!mute);
+ ret = regmap_update_bits(priv->regmap, PCM179X_SOFT_MUTE,
+ PCM179X_MUTE_MASK, !!mute);
if (ret < 0)
return ret;
return 0;
}
-static int pcm1792a_hw_params(struct snd_pcm_substream *substream,
+static int pcm179x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
- struct pcm1792a_private *priv = snd_soc_codec_get_drvdata(codec);
+ struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
int val = 0, ret;
priv->rate = params_rate(params);
@@ -143,129 +143,129 @@ static int pcm1792a_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- val = val << PCM1792A_FMT_SHIFT | PCM1792A_ATLD_ENABLE;
+ val = val << PCM179X_FMT_SHIFT | PCM179X_ATLD_ENABLE;
- ret = regmap_update_bits(priv->regmap, PCM1792A_FMT_CONTROL,
- PCM1792A_FMT_MASK | PCM1792A_ATLD_ENABLE, val);
+ ret = regmap_update_bits(priv->regmap, PCM179X_FMT_CONTROL,
+ PCM179X_FMT_MASK | PCM179X_ATLD_ENABLE, val);
if (ret < 0)
return ret;
return 0;
}
-static const struct snd_soc_dai_ops pcm1792a_dai_ops = {
- .set_fmt = pcm1792a_set_dai_fmt,
- .hw_params = pcm1792a_hw_params,
- .digital_mute = pcm1792a_digital_mute,
+static const struct snd_soc_dai_ops pcm179x_dai_ops = {
+ .set_fmt = pcm179x_set_dai_fmt,
+ .hw_params = pcm179x_hw_params,
+ .digital_mute = pcm179x_digital_mute,
};
-static const DECLARE_TLV_DB_SCALE(pcm1792a_dac_tlv, -12000, 50, 1);
+static const DECLARE_TLV_DB_SCALE(pcm179x_dac_tlv, -12000, 50, 1);
-static const struct snd_kcontrol_new pcm1792a_controls[] = {
- SOC_DOUBLE_R_RANGE_TLV("DAC Playback Volume", PCM1792A_DAC_VOL_LEFT,
- PCM1792A_DAC_VOL_RIGHT, 0, 0xf, 0xff, 0,
- pcm1792a_dac_tlv),
- SOC_SINGLE("DAC Invert Output Switch", PCM1792A_MODE_CONTROL, 7, 1, 0),
- SOC_SINGLE("DAC Rolloff Filter Switch", PCM1792A_MODE_CONTROL, 1, 1, 0),
+static const struct snd_kcontrol_new pcm179x_controls[] = {
+ SOC_DOUBLE_R_RANGE_TLV("DAC Playback Volume", PCM179X_DAC_VOL_LEFT,
+ PCM179X_DAC_VOL_RIGHT, 0, 0xf, 0xff, 0,
+ pcm179x_dac_tlv),
+ SOC_SINGLE("DAC Invert Output Switch", PCM179X_MODE_CONTROL, 7, 1, 0),
+ SOC_SINGLE("DAC Rolloff Filter Switch", PCM179X_MODE_CONTROL, 1, 1, 0),
};
-static const struct snd_soc_dapm_widget pcm1792a_dapm_widgets[] = {
+static const struct snd_soc_dapm_widget pcm179x_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("IOUTL+"),
SND_SOC_DAPM_OUTPUT("IOUTL-"),
SND_SOC_DAPM_OUTPUT("IOUTR+"),
SND_SOC_DAPM_OUTPUT("IOUTR-"),
};
-static const struct snd_soc_dapm_route pcm1792a_dapm_routes[] = {
+static const struct snd_soc_dapm_route pcm179x_dapm_routes[] = {
{ "IOUTL+", NULL, "Playback" },
{ "IOUTL-", NULL, "Playback" },
{ "IOUTR+", NULL, "Playback" },
{ "IOUTR-", NULL, "Playback" },
};
-static struct snd_soc_dai_driver pcm1792a_dai = {
- .name = "pcm1792a-hifi",
+static struct snd_soc_dai_driver pcm179x_dai = {
+ .name = "pcm179x-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 2,
.channels_max = 2,
.rates = PCM1792A_RATES,
.formats = PCM1792A_FORMATS, },
- .ops = &pcm1792a_dai_ops,
+ .ops = &pcm179x_dai_ops,
};
-static const struct of_device_id pcm1792a_of_match[] = {
+static const struct of_device_id pcm179x_of_match[] = {
{ .compatible = "ti,pcm1792a", },
{ }
};
-MODULE_DEVICE_TABLE(of, pcm1792a_of_match);
+MODULE_DEVICE_TABLE(of, pcm179x_of_match);
-static const struct regmap_config pcm1792a_regmap = {
+static const struct regmap_config pcm179x_regmap = {
.reg_bits = 8,
.val_bits = 8,
.max_register = 23,
- .reg_defaults = pcm1792a_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(pcm1792a_reg_defaults),
- .writeable_reg = pcm1792a_writeable_reg,
- .readable_reg = pcm1792a_accessible_reg,
+ .reg_defaults = pcm179x_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(pcm179x_reg_defaults),
+ .writeable_reg = pcm179x_writeable_reg,
+ .readable_reg = pcm179x_accessible_reg,
};
-static struct snd_soc_codec_driver soc_codec_dev_pcm1792a = {
- .controls = pcm1792a_controls,
- .num_controls = ARRAY_SIZE(pcm1792a_controls),
- .dapm_widgets = pcm1792a_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(pcm1792a_dapm_widgets),
- .dapm_routes = pcm1792a_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(pcm1792a_dapm_routes),
+static struct snd_soc_codec_driver soc_codec_dev_pcm179x = {
+ .controls = pcm179x_controls,
+ .num_controls = ARRAY_SIZE(pcm179x_controls),
+ .dapm_widgets = pcm179x_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(pcm179x_dapm_widgets),
+ .dapm_routes = pcm179x_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(pcm179x_dapm_routes),
};
-static int pcm1792a_spi_probe(struct spi_device *spi)
+static int pcm179x_spi_probe(struct spi_device *spi)
{
- struct pcm1792a_private *pcm1792a;
+ struct pcm179x_private *pcm179x;
int ret;
- pcm1792a = devm_kzalloc(&spi->dev, sizeof(struct pcm1792a_private),
+ pcm179x = devm_kzalloc(&spi->dev, sizeof(struct pcm179x_private),
GFP_KERNEL);
- if (!pcm1792a)
+ if (!pcm179x)
return -ENOMEM;
- spi_set_drvdata(spi, pcm1792a);
+ spi_set_drvdata(spi, pcm179x);
- pcm1792a->regmap = devm_regmap_init_spi(spi, &pcm1792a_regmap);
- if (IS_ERR(pcm1792a->regmap)) {
- ret = PTR_ERR(pcm1792a->regmap);
+ pcm179x->regmap = devm_regmap_init_spi(spi, &pcm179x_regmap);
+ if (IS_ERR(pcm179x->regmap)) {
+ ret = PTR_ERR(pcm179x->regmap);
dev_err(&spi->dev, "Failed to register regmap: %d\n", ret);
return ret;
}
return snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_pcm1792a, &pcm1792a_dai, 1);
+ &soc_codec_dev_pcm179x, &pcm179x_dai, 1);
}
-static int pcm1792a_spi_remove(struct spi_device *spi)
+static int pcm179x_spi_remove(struct spi_device *spi)
{
snd_soc_unregister_codec(&spi->dev);
return 0;
}
-static const struct spi_device_id pcm1792a_spi_ids[] = {
- { "pcm1792a", 0 },
+static const struct spi_device_id pcm179x_spi_ids[] = {
+ { "pcm179x", 0 },
{ },
};
-MODULE_DEVICE_TABLE(spi, pcm1792a_spi_ids);
+MODULE_DEVICE_TABLE(spi, pcm179x_spi_ids);
-static struct spi_driver pcm1792a_codec_driver = {
+static struct spi_driver pcm179x_codec_driver = {
.driver = {
- .name = "pcm1792a",
- .of_match_table = of_match_ptr(pcm1792a_of_match),
+ .name = "pcm179x",
+ .of_match_table = of_match_ptr(pcm179x_of_match),
},
- .id_table = pcm1792a_spi_ids,
- .probe = pcm1792a_spi_probe,
- .remove = pcm1792a_spi_remove,
+ .id_table = pcm179x_spi_ids,
+ .probe = pcm179x_spi_probe,
+ .remove = pcm179x_spi_remove,
};
-module_spi_driver(pcm1792a_codec_driver);
+module_spi_driver(pcm179x_codec_driver);
-MODULE_DESCRIPTION("ASoC PCM1792A driver");
+MODULE_DESCRIPTION("ASoC PCM179X driver");
MODULE_AUTHOR("Michael Trimarchi <michael@amarulasolutions.com>");
MODULE_LICENSE("GPL");
@@ -1,5 +1,5 @@
/*
- * definitions for PCM1792A
+ * definitions for PCM179X
*
* Copyright 2013 Amarula Solutions
*
@@ -14,8 +14,8 @@
* GNU General Public License for more details.
*/
-#ifndef __PCM1792A_H__
-#define __PCM1792A_H__
+#ifndef __PCM179X_H__
+#define __PCM179X_H__
#define PCM1792A_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_8000_48000 | \
SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | \
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> --- sound/soc/codecs/pcm1792a.c | 158 ++++++++++++++++++++++---------------------- sound/soc/codecs/pcm1792a.h | 6 +- 2 files changed, 82 insertions(+), 82 deletions(-)