diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 54d5dd6c63af..2a6971891d31 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -53,6 +53,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_UDA134X select SND_SOC_UDA1380 if I2C select SND_SOC_WL1273 if MFD_WL1273_CORE + select SND_SOC_WM1250_EV1 if I2C select SND_SOC_WM2000 if I2C select SND_SOC_WM8350 if MFD_WM8350 select SND_SOC_WM8400 if MFD_WM8400 @@ -246,6 +247,9 @@ config SND_SOC_UDA1380 config SND_SOC_WL1273 tristate +config SND_SOC_WM1250_EV1 + tristate + config SND_SOC_WM8350 tristate diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 02425e6a87e3..4cb2f42dbffa 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -38,6 +38,7 @@ snd-soc-twl6040-objs := twl6040.o snd-soc-uda134x-objs := uda134x.o snd-soc-uda1380-objs := uda1380.o snd-soc-wl1273-objs := wl1273.o +snd-soc-wm1250-ev1-objs := wm1250-ev1.o snd-soc-wm8350-objs := wm8350.o snd-soc-wm8400-objs := wm8400.o snd-soc-wm8510-objs := wm8510.o @@ -128,6 +129,7 @@ obj-$(CONFIG_SND_SOC_TWL6040) += snd-soc-twl6040.o obj-$(CONFIG_SND_SOC_UDA134X) += snd-soc-uda134x.o obj-$(CONFIG_SND_SOC_UDA1380) += snd-soc-uda1380.o obj-$(CONFIG_SND_SOC_WL1273) += snd-soc-wl1273.o +obj-$(CONFIG_SND_SOC_WM1250_EV1) += snd-soc-wm1250-ev1.o obj-$(CONFIG_SND_SOC_WM8350) += snd-soc-wm8350.o obj-$(CONFIG_SND_SOC_WM8400) += snd-soc-wm8400.o obj-$(CONFIG_SND_SOC_WM8510) += snd-soc-wm8510.o diff --git a/sound/soc/codecs/wm1250-ev1.c b/sound/soc/codecs/wm1250-ev1.c new file mode 100644 index 000000000000..9cf699e165ec --- /dev/null +++ b/sound/soc/codecs/wm1250-ev1.c @@ -0,0 +1,108 @@ +/* + * Driver for the 1250-EV1 audio I/O module + * + * Copyright 2011 Wolfson Microelectronics plc + * + * 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. + * + */ + +#include +#include +#include + +#include +#include + +static const struct snd_soc_dapm_widget wm1250_ev1_dapm_widgets[] = { +SND_SOC_DAPM_ADC("ADC", "wm1250-ev1 Capture", SND_SOC_NOPM, 0, 0), +SND_SOC_DAPM_DAC("DAC", "wm1250-ev1 Playback", SND_SOC_NOPM, 0, 0), + +SND_SOC_DAPM_INPUT("WM1250 Input"), +SND_SOC_DAPM_INPUT("WM1250 Output"), +}; + +static const struct snd_soc_dapm_route wm1250_ev1_dapm_routes[] = { + { "ADC", NULL, "WM1250 Input" }, + { "WM1250 Output", NULL, "DAC" }, +}; + +static struct snd_soc_dai_driver wm1250_ev1_dai = { + .name = "wm1250-ev1", + .playback = { + .stream_name = "Playback", + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, + .capture = { + .stream_name = "Capture", + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, +}; + +static struct snd_soc_codec_driver soc_codec_dev_wm1250_ev1 = { + .dapm_widgets = wm1250_ev1_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm1250_ev1_dapm_widgets), + .dapm_routes = wm1250_ev1_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(wm1250_ev1_dapm_routes), +}; + +static int __devinit wm1250_ev1_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + return snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm1250_ev1, + &wm1250_ev1_dai, 1); +} + +static int __devexit wm1250_ev1_remove(struct i2c_client *i2c) +{ + snd_soc_unregister_codec(&i2c->dev); + + return 0; +} + +static const struct i2c_device_id wm1250_ev1_i2c_id[] = { + { "wm1250-ev1", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, wm1250_ev1__id); + +static struct i2c_driver wm1250_ev1_i2c_driver = { + .driver = { + .name = "wm1250-ev1", + .owner = THIS_MODULE, + }, + .probe = wm1250_ev1_probe, + .remove = __devexit_p(wm1250_ev1_remove), + .id_table = wm1250_ev1_i2c_id, +}; + +static int __init wm1250_ev1_modinit(void) +{ + int ret = 0; + + ret = i2c_add_driver(&wm1250_ev1_i2c_driver); + if (ret != 0) + pr_err("Failed to register WM1250-EV1 I2C driver: %d\n", ret); + + return ret; +} +module_init(wm1250_ev1_modinit); + +static void __exit wm1250_ev1_exit(void) +{ + i2c_del_driver(&wm1250_ev1_i2c_driver); +} +module_exit(wm1250_ev1_exit); + +MODULE_AUTHOR("Mark Brown "); +MODULE_DESCRIPTION("WM1250-EV1 audio I/O module driver"); +MODULE_LICENSE("GPL");