summaryrefslogtreecommitdiff
path: root/sound/soc/codecs/wm8804.c
diff options
context:
space:
mode:
authorCharles Keepax <ckeepax@gmail.com>2015-02-22 19:43:21 +0300
committerMark Brown <broonie@kernel.org>2015-03-05 04:05:54 +0300
commitbbed297d373471c8e4c3183bf67472a768576664 (patch)
tree051fecdb7719d685d2cedc670af1ec9a00c57af8 /sound/soc/codecs/wm8804.c
parentc517d838eb7d07bbe9507871fab3931deccff539 (diff)
downloadlinux-bbed297d373471c8e4c3183bf67472a768576664.tar.xz
ASoC: wm8804: Split out bus drivers
Simplify dependencies by using new style split out bus interfaces. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/wm8804.c')
-rw-r--r--sound/soc/codecs/wm8804.c139
1 files changed, 16 insertions, 123 deletions
diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c
index b2b0e68f707e..b5a04fc5060f 100644
--- a/sound/soc/codecs/wm8804.c
+++ b/sound/soc/codecs/wm8804.c
@@ -15,10 +15,7 @@
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
-#include <linux/i2c.h>
#include <linux/of_device.h>
-#include <linux/spi/spi.h>
-#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <sound/core.h>
@@ -518,7 +515,7 @@ static int wm8804_set_bias_level(struct snd_soc_codec *codec,
return 0;
}
-static int wm8804_remove(struct snd_soc_codec *codec)
+static int wm8804_codec_remove(struct snd_soc_codec *codec)
{
struct wm8804_priv *wm8804;
int i;
@@ -531,7 +528,7 @@ static int wm8804_remove(struct snd_soc_codec *codec)
return 0;
}
-static int wm8804_probe(struct snd_soc_codec *codec)
+static int wm8804_codec_probe(struct snd_soc_codec *codec)
{
struct wm8804_priv *wm8804;
int i, id1, id2, ret;
@@ -649,8 +646,8 @@ static struct snd_soc_dai_driver wm8804_dai = {
};
static const struct snd_soc_codec_driver soc_codec_dev_wm8804 = {
- .probe = wm8804_probe,
- .remove = wm8804_remove,
+ .probe = wm8804_codec_probe,
+ .remove = wm8804_codec_remove,
.set_bias_level = wm8804_set_bias_level,
.idle_bias_off = true,
@@ -658,13 +655,7 @@ static const struct snd_soc_codec_driver soc_codec_dev_wm8804 = {
.num_controls = ARRAY_SIZE(wm8804_snd_controls),
};
-static const struct of_device_id wm8804_of_match[] = {
- { .compatible = "wlf,wm8804", },
- { }
-};
-MODULE_DEVICE_TABLE(of, wm8804_of_match);
-
-static const struct regmap_config wm8804_regmap_config = {
+const struct regmap_config wm8804_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
@@ -675,128 +666,30 @@ static const struct regmap_config wm8804_regmap_config = {
.reg_defaults = wm8804_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm8804_reg_defaults),
};
+EXPORT_SYMBOL_GPL(wm8804_regmap_config);
-#if defined(CONFIG_SPI_MASTER)
-static int wm8804_spi_probe(struct spi_device *spi)
+int wm8804_probe(struct device *dev, struct regmap *regmap)
{
struct wm8804_priv *wm8804;
- int ret;
- wm8804 = devm_kzalloc(&spi->dev, sizeof *wm8804, GFP_KERNEL);
+ wm8804 = devm_kzalloc(dev, sizeof(*wm8804), GFP_KERNEL);
if (!wm8804)
return -ENOMEM;
- wm8804->regmap = devm_regmap_init_spi(spi, &wm8804_regmap_config);
- if (IS_ERR(wm8804->regmap)) {
- ret = PTR_ERR(wm8804->regmap);
- return ret;
- }
-
- spi_set_drvdata(spi, wm8804);
+ dev_set_drvdata(dev, wm8804);
- ret = snd_soc_register_codec(&spi->dev,
- &soc_codec_dev_wm8804, &wm8804_dai, 1);
-
- return ret;
-}
-
-static int wm8804_spi_remove(struct spi_device *spi)
-{
- snd_soc_unregister_codec(&spi->dev);
- return 0;
-}
-
-static struct spi_driver wm8804_spi_driver = {
- .driver = {
- .name = "wm8804",
- .owner = THIS_MODULE,
- .of_match_table = wm8804_of_match,
- },
- .probe = wm8804_spi_probe,
- .remove = wm8804_spi_remove
-};
-#endif
-
-#if IS_ENABLED(CONFIG_I2C)
-static int wm8804_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
-{
- struct wm8804_priv *wm8804;
- int ret;
-
- wm8804 = devm_kzalloc(&i2c->dev, sizeof *wm8804, GFP_KERNEL);
- if (!wm8804)
- return -ENOMEM;
+ wm8804->regmap = regmap;
- wm8804->regmap = devm_regmap_init_i2c(i2c, &wm8804_regmap_config);
- if (IS_ERR(wm8804->regmap)) {
- ret = PTR_ERR(wm8804->regmap);
- return ret;
- }
-
- i2c_set_clientdata(i2c, wm8804);
-
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_wm8804, &wm8804_dai, 1);
- return ret;
-}
-
-static int wm8804_i2c_remove(struct i2c_client *i2c)
-{
- snd_soc_unregister_codec(&i2c->dev);
- return 0;
-}
-
-static const struct i2c_device_id wm8804_i2c_id[] = {
- { "wm8804", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, wm8804_i2c_id);
-
-static struct i2c_driver wm8804_i2c_driver = {
- .driver = {
- .name = "wm8804",
- .owner = THIS_MODULE,
- .of_match_table = wm8804_of_match,
- },
- .probe = wm8804_i2c_probe,
- .remove = wm8804_i2c_remove,
- .id_table = wm8804_i2c_id
-};
-#endif
-
-static int __init wm8804_modinit(void)
-{
- int ret = 0;
-
-#if IS_ENABLED(CONFIG_I2C)
- ret = i2c_add_driver(&wm8804_i2c_driver);
- if (ret) {
- printk(KERN_ERR "Failed to register wm8804 I2C driver: %d\n",
- ret);
- }
-#endif
-#if defined(CONFIG_SPI_MASTER)
- ret = spi_register_driver(&wm8804_spi_driver);
- if (ret != 0) {
- printk(KERN_ERR "Failed to register wm8804 SPI driver: %d\n",
- ret);
- }
-#endif
- return ret;
+ return snd_soc_register_codec(dev, &soc_codec_dev_wm8804,
+ &wm8804_dai, 1);
}
-module_init(wm8804_modinit);
+EXPORT_SYMBOL_GPL(wm8804_probe);
-static void __exit wm8804_exit(void)
+void wm8804_remove(struct device *dev)
{
-#if IS_ENABLED(CONFIG_I2C)
- i2c_del_driver(&wm8804_i2c_driver);
-#endif
-#if defined(CONFIG_SPI_MASTER)
- spi_unregister_driver(&wm8804_spi_driver);
-#endif
+ snd_soc_unregister_codec(dev);
}
-module_exit(wm8804_exit);
+EXPORT_SYMBOL_GPL(wm8804_remove);
MODULE_DESCRIPTION("ASoC WM8804 driver");
MODULE_AUTHOR("Dimitris Papastamos <dp@opensource.wolfsonmicro.com>");