diff options
Diffstat (limited to 'sound')
-rw-r--r-- | sound/soc/codecs/pcm1792a.c | 158 | ||||
-rw-r--r-- | sound/soc/codecs/pcm1792a.h | 6 |
2 files changed, 82 insertions, 82 deletions
diff --git a/sound/soc/codecs/pcm1792a.c b/sound/soc/codecs/pcm1792a.c index 08bb486..a56c7b7 100644 --- a/sound/soc/codecs/pcm1792a.c +++ b/sound/soc/codecs/pcm1792a.c @@ -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"); diff --git a/sound/soc/codecs/pcm1792a.h b/sound/soc/codecs/pcm1792a.h index 51d5470..c6fdc06 100644 --- a/sound/soc/codecs/pcm1792a.h +++ b/sound/soc/codecs/pcm1792a.h @@ -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 | \ |