ASoC: pcm1792a: Rename pcm1792a to pcm179x
authorMichael Trimarchi <michael@amarulasolutions.com>
Sat, 9 Jan 2016 23:38:04 +0000 (00:38 +0100)
committerMark Brown <broonie@kernel.org>
Sun, 10 Jan 2016 12:01:12 +0000 (12:01 +0000)
pcm1792a is compatible with pcm1795 and pcm1796 so it's
better to have them under the common name pcm179x

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Documentation/devicetree/bindings/sound/pcm1792a.txt [deleted file]
Documentation/devicetree/bindings/sound/pcm179x.txt [new file with mode: 0644]
sound/soc/codecs/Kconfig
sound/soc/codecs/Makefile
sound/soc/codecs/pcm1792a.c [deleted file]
sound/soc/codecs/pcm1792a.h [deleted file]
sound/soc/codecs/pcm179x.c [new file with mode: 0644]
sound/soc/codecs/pcm179x.h [new file with mode: 0644]

diff --git a/Documentation/devicetree/bindings/sound/pcm1792a.txt b/Documentation/devicetree/bindings/sound/pcm1792a.txt
deleted file mode 100644 (file)
index 970ba1e..0000000
+++ /dev/null
@@ -1,18 +0,0 @@
-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>;
-       };
-
diff --git a/Documentation/devicetree/bindings/sound/pcm179x.txt b/Documentation/devicetree/bindings/sound/pcm179x.txt
new file mode 100644 (file)
index 0000000..4ae70d3
--- /dev/null
@@ -0,0 +1,18 @@
+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>;
+       };
+
index cfdafc4c11ea9a64c465eef6d9ac4ed3520c159a..b28060e550066638f30910a8ff61e44cfa3535dc 100644 (file)
@@ -83,7 +83,7 @@ config SND_SOC_ALL_CODECS
        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
@@ -499,8 +499,8 @@ config SND_SOC_PCM1681
        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
index f632fc42f59f08d9d6c72f6aac045d9fe28176a1..e4256039ff80ad9b0fcba3965ac91310494b2c07 100644 (file)
@@ -76,7 +76,7 @@ snd-soc-mc13783-objs := mc13783.o
 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
@@ -271,7 +271,7 @@ obj-$(CONFIG_SND_SOC_MC13783)       += snd-soc-mc13783.o
 obj-$(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
diff --git a/sound/soc/codecs/pcm1792a.c b/sound/soc/codecs/pcm1792a.c
deleted file mode 100644 (file)
index a56c7b7..0000000
+++ /dev/null
@@ -1,271 +0,0 @@
-/*
- * 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");
diff --git a/sound/soc/codecs/pcm1792a.h b/sound/soc/codecs/pcm1792a.h
deleted file mode 100644 (file)
index c6fdc06..0000000
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * 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
diff --git a/sound/soc/codecs/pcm179x.c b/sound/soc/codecs/pcm179x.c
new file mode 100644 (file)
index 0000000..a56c7b7
--- /dev/null
@@ -0,0 +1,271 @@
+/*
+ * 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");
diff --git a/sound/soc/codecs/pcm179x.h b/sound/soc/codecs/pcm179x.h
new file mode 100644 (file)
index 0000000..c6fdc06
--- /dev/null
@@ -0,0 +1,27 @@
+/*
+ * 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