+++ /dev/null
-Texas Instruments pcm1792a DT bindings
-
-This driver supports the SPI bus.
-
-Required properties:
-
- - compatible: "ti,pcm1792a"
-
-For required properties on SPI, please consult
-Documentation/devicetree/bindings/spi/spi-bus.txt
-
-Examples:
-
- codec_spi: 1792a@0 {
- compatible = "ti,pcm1792a";
- spi-max-frequency = <600000>;
- };
-
--- /dev/null
+Texas Instruments pcm179x DT bindings
+
+This driver supports the SPI bus.
+
+Required properties:
+
+ - compatible: "ti,pcm1792a"
+
+For required properties on SPI, please consult
+Documentation/devicetree/bindings/spi/spi-bus.txt
+
+Examples:
+
+ codec_spi: 1792a@0 {
+ compatible = "ti,pcm1792a";
+ spi-max-frequency = <600000>;
+ };
+
select SND_SOC_ML26124 if I2C
select SND_SOC_NAU8825 if I2C
select SND_SOC_PCM1681 if I2C
- select SND_SOC_PCM1792A if SPI_MASTER
+ select SND_SOC_PCM179X if SPI_MASTER
select SND_SOC_PCM3008
select SND_SOC_PCM512x_I2C if I2C
select SND_SOC_PCM512x_SPI if SPI_MASTER
tristate "Texas Instruments PCM1681 CODEC"
depends on I2C
-config SND_SOC_PCM1792A
- tristate "Texas Instruments PCM1792A CODEC"
+config SND_SOC_PCM179X
+ tristate "Texas Instruments PCM179X CODEC"
depends on SPI_MASTER
config SND_SOC_PCM3008
snd-soc-ml26124-objs := ml26124.o
snd-soc-nau8825-objs := nau8825.o
snd-soc-pcm1681-objs := pcm1681.o
-snd-soc-pcm1792a-codec-objs := pcm1792a.o
+snd-soc-pcm179x-codec-objs := pcm179x.o
snd-soc-pcm3008-objs := pcm3008.o
snd-soc-pcm512x-objs := pcm512x.o
snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o
obj-$(CONFIG_SND_SOC_ML26124) += snd-soc-ml26124.o
obj-$(CONFIG_SND_SOC_NAU8825) += snd-soc-nau8825.o
obj-$(CONFIG_SND_SOC_PCM1681) += snd-soc-pcm1681.o
-obj-$(CONFIG_SND_SOC_PCM1792A) += snd-soc-pcm1792a-codec.o
+obj-$(CONFIG_SND_SOC_PCM179X) += snd-soc-pcm179x-codec.o
obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o
obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc-pcm512x.o
obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o
+++ /dev/null
-/*
- * PCM179X ASoC codec driver
- *
- * Copyright (c) Amarula Solutions B.V. 2013
- *
- * Michael Trimarchi <michael@amarulasolutions.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/spi/spi.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-#include <sound/tlv.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
-
-#include "pcm179x.h"
-
-#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 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 pcm179x_reg_defaults[] = {
- { 0x10, 0xff },
- { 0x11, 0xff },
- { 0x12, 0x50 },
- { 0x13, 0x00 },
- { 0x14, 0x00 },
- { 0x15, 0x01 },
- { 0x16, 0x00 },
- { 0x17, 0x00 },
-};
-
-static bool pcm179x_accessible_reg(struct device *dev, unsigned int reg)
-{
- return reg >= 0x10 && reg <= 0x17;
-}
-
-static bool pcm179x_writeable_reg(struct device *dev, unsigned register reg)
-{
- bool accessible;
-
- accessible = pcm179x_accessible_reg(dev, reg);
-
- return accessible && reg != 0x16 && reg != 0x17;
-}
-
-struct pcm179x_private {
- struct regmap *regmap;
- unsigned int format;
- unsigned int rate;
-};
-
-static int pcm179x_set_dai_fmt(struct snd_soc_dai *codec_dai,
- unsigned int format)
-{
- struct snd_soc_codec *codec = codec_dai->codec;
- struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
-
- priv->format = format;
-
- return 0;
-}
-
-static int pcm179x_digital_mute(struct snd_soc_dai *dai, int mute)
-{
- struct snd_soc_codec *codec = dai->codec;
- struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
- int ret;
-
- ret = regmap_update_bits(priv->regmap, PCM179X_SOFT_MUTE,
- PCM179X_MUTE_MASK, !!mute);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-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 pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
- int val = 0, ret;
-
- priv->rate = params_rate(params);
-
- switch (priv->format & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_RIGHT_J:
- switch (params_width(params)) {
- case 24:
- case 32:
- val = 2;
- break;
- case 16:
- val = 0;
- break;
- default:
- return -EINVAL;
- }
- break;
- case SND_SOC_DAIFMT_I2S:
- switch (params_width(params)) {
- case 24:
- case 32:
- val = 5;
- break;
- case 16:
- val = 4;
- break;
- default:
- return -EINVAL;
- }
- break;
- default:
- dev_err(codec->dev, "Invalid DAI format\n");
- return -EINVAL;
- }
-
- val = val << PCM179X_FMT_SHIFT | PCM179X_ATLD_ENABLE;
-
- 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 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(pcm179x_dac_tlv, -12000, 50, 1);
-
-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 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 pcm179x_dapm_routes[] = {
- { "IOUTL+", NULL, "Playback" },
- { "IOUTL-", NULL, "Playback" },
- { "IOUTR+", NULL, "Playback" },
- { "IOUTR-", NULL, "Playback" },
-};
-
-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 = &pcm179x_dai_ops,
-};
-
-static const struct of_device_id pcm179x_of_match[] = {
- { .compatible = "ti,pcm1792a", },
- { }
-};
-MODULE_DEVICE_TABLE(of, pcm179x_of_match);
-
-static const struct regmap_config pcm179x_regmap = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = 23,
- .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_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 pcm179x_spi_probe(struct spi_device *spi)
-{
- struct pcm179x_private *pcm179x;
- int ret;
-
- pcm179x = devm_kzalloc(&spi->dev, sizeof(struct pcm179x_private),
- GFP_KERNEL);
- if (!pcm179x)
- return -ENOMEM;
-
- spi_set_drvdata(spi, pcm179x);
-
- 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_pcm179x, &pcm179x_dai, 1);
-}
-
-static int pcm179x_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
-static const struct spi_device_id pcm179x_spi_ids[] = {
- { "pcm179x", 0 },
- { },
-};
-MODULE_DEVICE_TABLE(spi, pcm179x_spi_ids);
-
-static struct spi_driver pcm179x_codec_driver = {
- .driver = {
- .name = "pcm179x",
- .of_match_table = of_match_ptr(pcm179x_of_match),
- },
- .id_table = pcm179x_spi_ids,
- .probe = pcm179x_spi_probe,
- .remove = pcm179x_spi_remove,
-};
-
-module_spi_driver(pcm179x_codec_driver);
-
-MODULE_DESCRIPTION("ASoC PCM179X driver");
-MODULE_AUTHOR("Michael Trimarchi <michael@amarulasolutions.com>");
-MODULE_LICENSE("GPL");
+++ /dev/null
-/*
- * definitions for PCM179X
- *
- * Copyright 2013 Amarula Solutions
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#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 | \
- SNDRV_PCM_RATE_192000)
-
-#define PCM1792A_FORMATS (SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S24_LE | \
- SNDRV_PCM_FMTBIT_S16_LE)
-
-#endif
--- /dev/null
+/*
+ * PCM179X ASoC codec driver
+ *
+ * Copyright (c) Amarula Solutions B.V. 2013
+ *
+ * Michael Trimarchi <michael@amarulasolutions.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/spi/spi.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+
+#include "pcm179x.h"
+
+#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 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 pcm179x_reg_defaults[] = {
+ { 0x10, 0xff },
+ { 0x11, 0xff },
+ { 0x12, 0x50 },
+ { 0x13, 0x00 },
+ { 0x14, 0x00 },
+ { 0x15, 0x01 },
+ { 0x16, 0x00 },
+ { 0x17, 0x00 },
+};
+
+static bool pcm179x_accessible_reg(struct device *dev, unsigned int reg)
+{
+ return reg >= 0x10 && reg <= 0x17;
+}
+
+static bool pcm179x_writeable_reg(struct device *dev, unsigned register reg)
+{
+ bool accessible;
+
+ accessible = pcm179x_accessible_reg(dev, reg);
+
+ return accessible && reg != 0x16 && reg != 0x17;
+}
+
+struct pcm179x_private {
+ struct regmap *regmap;
+ unsigned int format;
+ unsigned int rate;
+};
+
+static int pcm179x_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int format)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
+
+ priv->format = format;
+
+ return 0;
+}
+
+static int pcm179x_digital_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
+ int ret;
+
+ ret = regmap_update_bits(priv->regmap, PCM179X_SOFT_MUTE,
+ PCM179X_MUTE_MASK, !!mute);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+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 pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
+ int val = 0, ret;
+
+ priv->rate = params_rate(params);
+
+ switch (priv->format & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_RIGHT_J:
+ switch (params_width(params)) {
+ case 24:
+ case 32:
+ val = 2;
+ break;
+ case 16:
+ val = 0;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ switch (params_width(params)) {
+ case 24:
+ case 32:
+ val = 5;
+ break;
+ case 16:
+ val = 4;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ default:
+ dev_err(codec->dev, "Invalid DAI format\n");
+ return -EINVAL;
+ }
+
+ val = val << PCM179X_FMT_SHIFT | PCM179X_ATLD_ENABLE;
+
+ 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 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(pcm179x_dac_tlv, -12000, 50, 1);
+
+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 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 pcm179x_dapm_routes[] = {
+ { "IOUTL+", NULL, "Playback" },
+ { "IOUTL-", NULL, "Playback" },
+ { "IOUTR+", NULL, "Playback" },
+ { "IOUTR-", NULL, "Playback" },
+};
+
+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 = &pcm179x_dai_ops,
+};
+
+static const struct of_device_id pcm179x_of_match[] = {
+ { .compatible = "ti,pcm1792a", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, pcm179x_of_match);
+
+static const struct regmap_config pcm179x_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = 23,
+ .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_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 pcm179x_spi_probe(struct spi_device *spi)
+{
+ struct pcm179x_private *pcm179x;
+ int ret;
+
+ pcm179x = devm_kzalloc(&spi->dev, sizeof(struct pcm179x_private),
+ GFP_KERNEL);
+ if (!pcm179x)
+ return -ENOMEM;
+
+ spi_set_drvdata(spi, pcm179x);
+
+ 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_pcm179x, &pcm179x_dai, 1);
+}
+
+static int pcm179x_spi_remove(struct spi_device *spi)
+{
+ snd_soc_unregister_codec(&spi->dev);
+ return 0;
+}
+
+static const struct spi_device_id pcm179x_spi_ids[] = {
+ { "pcm179x", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(spi, pcm179x_spi_ids);
+
+static struct spi_driver pcm179x_codec_driver = {
+ .driver = {
+ .name = "pcm179x",
+ .of_match_table = of_match_ptr(pcm179x_of_match),
+ },
+ .id_table = pcm179x_spi_ids,
+ .probe = pcm179x_spi_probe,
+ .remove = pcm179x_spi_remove,
+};
+
+module_spi_driver(pcm179x_codec_driver);
+
+MODULE_DESCRIPTION("ASoC PCM179X driver");
+MODULE_AUTHOR("Michael Trimarchi <michael@amarulasolutions.com>");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * definitions for PCM179X
+ *
+ * Copyright 2013 Amarula Solutions
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#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 | \
+ SNDRV_PCM_RATE_192000)
+
+#define PCM1792A_FORMATS (SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S16_LE)
+
+#endif
projects / mirror_ubuntu-disco-kernel.git / commitdiff