#include <linux/slab.h>
#include <linux/of_device.h>
#include <linux/module.h>
+#include <linux/regmap.h>
#include <sound/soc.h>
#include <sound/initval.h>
#include <sound/tlv.h>
/*
* ak4642 register cache
*/
-static const u8 ak4642_reg[] = {
- 0x00, 0x00, 0x01, 0x00,
- 0x02, 0x00, 0x00, 0x00,
- 0xe1, 0xe1, 0x18, 0x00,
- 0xe1, 0x18, 0x11, 0x08,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00,
+static const struct reg_default ak4642_reg[] = {
+ { 0, 0x00 }, { 1, 0x00 }, { 2, 0x01 }, { 3, 0x00 },
+ { 4, 0x02 }, { 5, 0x00 }, { 6, 0x00 }, { 7, 0x00 },
+ { 8, 0xe1 }, { 9, 0xe1 }, { 10, 0x18 }, { 11, 0x00 },
+ { 12, 0xe1 }, { 13, 0x18 }, { 14, 0x11 }, { 15, 0x08 },
+ { 16, 0x00 }, { 17, 0x00 }, { 18, 0x00 }, { 19, 0x00 },
+ { 20, 0x00 }, { 21, 0x00 }, { 22, 0x00 }, { 23, 0x00 },
+ { 24, 0x00 }, { 25, 0x00 }, { 26, 0x00 }, { 27, 0x00 },
+ { 28, 0x00 }, { 29, 0x00 }, { 30, 0x00 }, { 31, 0x00 },
+ { 32, 0x00 }, { 33, 0x00 }, { 34, 0x00 }, { 35, 0x00 },
+ { 36, 0x00 },
};
-static const u8 ak4648_reg[] = {
- 0x00, 0x00, 0x01, 0x00,
- 0x02, 0x00, 0x00, 0x00,
- 0xe1, 0xe1, 0x18, 0x00,
- 0xe1, 0x18, 0x11, 0xb8,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x88, 0x88, 0x08,
+static const struct reg_default ak4648_reg[] = {
+ { 0, 0x00 }, { 1, 0x00 }, { 2, 0x01 }, { 3, 0x00 },
+ { 4, 0x02 }, { 5, 0x00 }, { 6, 0x00 }, { 7, 0x00 },
+ { 8, 0xe1 }, { 9, 0xe1 }, { 10, 0x18 }, { 11, 0x00 },
+ { 12, 0xe1 }, { 13, 0x18 }, { 14, 0x11 }, { 15, 0xb8 },
+ { 16, 0x00 }, { 17, 0x00 }, { 18, 0x00 }, { 19, 0x00 },
+ { 20, 0x00 }, { 21, 0x00 }, { 22, 0x00 }, { 23, 0x00 },
+ { 24, 0x00 }, { 25, 0x00 }, { 26, 0x00 }, { 27, 0x00 },
+ { 28, 0x00 }, { 29, 0x00 }, { 30, 0x00 }, { 31, 0x00 },
+ { 32, 0x00 }, { 33, 0x00 }, { 34, 0x00 }, { 35, 0x00 },
+ { 36, 0x00 }, { 37, 0x88 }, { 38, 0x88 }, { 39, 0x08 },
};
static int ak4642_dai_startup(struct snd_pcm_substream *substream,
static int ak4642_resume(struct snd_soc_codec *codec)
{
- snd_soc_cache_sync(codec);
+ struct regmap *regmap = dev_get_regmap(codec->dev, NULL);
+
+ regcache_mark_dirty(regmap);
+ regcache_sync(regmap);
return 0;
}
{
int ret;
- ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_I2C);
+ ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
if (ret < 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
- snd_soc_add_codec_controls(codec, ak4642_snd_controls,
- ARRAY_SIZE(ak4642_snd_controls));
-
ak4642_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
.remove = ak4642_remove,
.resume = ak4642_resume,
.set_bias_level = ak4642_set_bias_level,
- .reg_cache_default = ak4642_reg, /* ak4642 reg */
- .reg_cache_size = ARRAY_SIZE(ak4642_reg), /* ak4642 reg */
- .reg_word_size = sizeof(u8),
+ .controls = ak4642_snd_controls,
+ .num_controls = ARRAY_SIZE(ak4642_snd_controls),
.dapm_widgets = ak4642_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(ak4642_dapm_widgets),
.dapm_routes = ak4642_intercon,
.num_dapm_routes = ARRAY_SIZE(ak4642_intercon),
};
-static struct snd_soc_codec_driver soc_codec_dev_ak4648 = {
- .probe = ak4642_probe,
- .remove = ak4642_remove,
- .resume = ak4642_resume,
- .set_bias_level = ak4642_set_bias_level,
- .reg_cache_default = ak4648_reg, /* ak4648 reg */
- .reg_cache_size = ARRAY_SIZE(ak4648_reg), /* ak4648 reg */
- .reg_word_size = sizeof(u8),
- .dapm_widgets = ak4642_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(ak4642_dapm_widgets),
- .dapm_routes = ak4642_intercon,
- .num_dapm_routes = ARRAY_SIZE(ak4642_intercon),
+static const struct regmap_config ak4642_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = ARRAY_SIZE(ak4642_reg) + 1,
+ .reg_defaults = ak4642_reg,
+ .num_reg_defaults = ARRAY_SIZE(ak4642_reg),
+};
+
+static const struct regmap_config ak4648_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = ARRAY_SIZE(ak4648_reg) + 1,
+ .reg_defaults = ak4648_reg,
+ .num_reg_defaults = ARRAY_SIZE(ak4648_reg),
};
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static struct of_device_id ak4642_of_match[];
static int ak4642_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct device_node *np = i2c->dev.of_node;
- const struct snd_soc_codec_driver *driver;
+ const struct regmap_config *regmap_config = NULL;
+ struct regmap *regmap;
- driver = NULL;
if (np) {
const struct of_device_id *of_id;
of_id = of_match_device(ak4642_of_match, &i2c->dev);
if (of_id)
- driver = of_id->data;
+ regmap_config = of_id->data;
} else {
- driver = (struct snd_soc_codec_driver *)id->driver_data;
+ regmap_config = (const struct regmap_config *)id->driver_data;
}
- if (!driver) {
- dev_err(&i2c->dev, "no driver\n");
+ if (!regmap_config) {
+ dev_err(&i2c->dev, "Unknown device type\n");
return -EINVAL;
}
+ regmap = devm_regmap_init_i2c(i2c, regmap_config);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
return snd_soc_register_codec(&i2c->dev,
- driver, &ak4642_dai, 1);
+ &soc_codec_dev_ak4642, &ak4642_dai, 1);
}
static int ak4642_i2c_remove(struct i2c_client *client)
}
static struct of_device_id ak4642_of_match[] = {
- { .compatible = "asahi-kasei,ak4642", .data = &soc_codec_dev_ak4642},
- { .compatible = "asahi-kasei,ak4643", .data = &soc_codec_dev_ak4642},
- { .compatible = "asahi-kasei,ak4648", .data = &soc_codec_dev_ak4648},
+ { .compatible = "asahi-kasei,ak4642", .data = &ak4642_regmap},
+ { .compatible = "asahi-kasei,ak4643", .data = &ak4642_regmap},
+ { .compatible = "asahi-kasei,ak4648", .data = &ak4648_regmap},
{},
};
MODULE_DEVICE_TABLE(of, ak4642_of_match);
static const struct i2c_device_id ak4642_i2c_id[] = {
- { "ak4642", (kernel_ulong_t)&soc_codec_dev_ak4642 },
- { "ak4643", (kernel_ulong_t)&soc_codec_dev_ak4642 },
- { "ak4648", (kernel_ulong_t)&soc_codec_dev_ak4648 },
+ { "ak4642", (kernel_ulong_t)&ak4642_regmap },
+ { "ak4643", (kernel_ulong_t)&ak4642_regmap },
+ { "ak4648", (kernel_ulong_t)&ak4648_regmap },
{ }
};
MODULE_DEVICE_TABLE(i2c, ak4642_i2c_id);
.remove = ak4642_i2c_remove,
.id_table = ak4642_i2c_id,
};
-#endif
-
-static int __init ak4642_modinit(void)
-{
- int ret = 0;
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- ret = i2c_add_driver(&ak4642_i2c_driver);
-#endif
- return ret;
-}
-module_init(ak4642_modinit);
-
-static void __exit ak4642_exit(void)
-{
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_del_driver(&ak4642_i2c_driver);
-#endif
-
-}
-module_exit(ak4642_exit);
+module_i2c_driver(ak4642_i2c_driver);
MODULE_DESCRIPTION("Soc AK4642 driver");
MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");
projects / ~andy / linux / blobdiff