diff options
Diffstat (limited to 'sound/soc/codecs/ak4642.c')
| -rw-r--r-- | sound/soc/codecs/ak4642.c | 138 |
1 files changed, 62 insertions, 76 deletions
diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c index 090d499bb7eb..1f646c6e90c6 100644 --- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -28,6 +28,7 @@ #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> @@ -198,30 +199,30 @@ static const struct snd_soc_dapm_route ak4642_intercon[] = { /* * 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, @@ -454,7 +455,10 @@ static struct snd_soc_dai_driver ak4642_dai = { 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; } @@ -463,15 +467,12 @@ static int ak4642_probe(struct snd_soc_codec *codec) { 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; @@ -488,55 +489,59 @@ static struct snd_soc_codec_driver soc_codec_dev_ak4642 = { .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) @@ -546,17 +551,17 @@ 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); @@ -571,27 +576,8 @@ static struct i2c_driver ak4642_i2c_driver = { .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>"); |