diff options
Diffstat (limited to 'sound/soc/codecs')
| -rw-r--r-- | sound/soc/codecs/Kconfig | 4 | ||||
| -rw-r--r-- | sound/soc/codecs/Makefile | 2 | ||||
| -rw-r--r-- | sound/soc/codecs/gtm601.c | 95 |
3 files changed, 101 insertions, 0 deletions
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 1bb6446..c56cbe1 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -62,6 +62,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_BT_SCO select SND_SOC_ES8328_SPI if SPI_MASTER select SND_SOC_ES8328_I2C if I2C + select SND_SOC_GTM601 select SND_SOC_ICS43432 select SND_SOC_ISABELLE if I2C select SND_SOC_JZ4740_CODEC @@ -447,6 +448,9 @@ config SND_SOC_ES8328_SPI tristate select SND_SOC_ES8328 +config SND_SOC_GTM601 + tristate 'GTM601 UMTS modem audio codec' + config SND_SOC_ICS43432 tristate diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 5a19a67..39a839a 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -55,6 +55,7 @@ snd-soc-dmic-objs := dmic.o snd-soc-es8328-objs := es8328.o snd-soc-es8328-i2c-objs := es8328-i2c.o snd-soc-es8328-spi-objs := es8328-spi.o +snd-soc-gtm601-objs := gtm601.o snd-soc-ics43432-objs := ics43432.o snd-soc-isabelle-objs := isabelle.o snd-soc-jz4740-codec-objs := jz4740.o @@ -243,6 +244,7 @@ obj-$(CONFIG_SND_SOC_DMIC) += snd-soc-dmic.o obj-$(CONFIG_SND_SOC_ES8328) += snd-soc-es8328.o obj-$(CONFIG_SND_SOC_ES8328_I2C)+= snd-soc-es8328-i2c.o obj-$(CONFIG_SND_SOC_ES8328_SPI)+= snd-soc-es8328-spi.o +obj-$(CONFIG_SND_SOC_GTM601) += snd-soc-gtm601.o obj-$(CONFIG_SND_SOC_ICS43432) += snd-soc-ics43432.o obj-$(CONFIG_SND_SOC_ISABELLE) += snd-soc-isabelle.o obj-$(CONFIG_SND_SOC_JZ4740_CODEC) += snd-soc-jz4740-codec.o diff --git a/sound/soc/codecs/gtm601.c b/sound/soc/codecs/gtm601.c new file mode 100644 index 0000000..0b80052 --- /dev/null +++ b/sound/soc/codecs/gtm601.c @@ -0,0 +1,95 @@ +/* + * This is a simple driver for the GTM601 Voice PCM interface + * + * Copyright (C) 2015 Goldelico GmbH + * + * Author: Marek Belisko <marek@goldelico.com> + * + * Based on wm8727.c driver + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/ac97_codec.h> +#include <sound/initval.h> +#include <sound/soc.h> + +static const struct snd_soc_dapm_widget gtm601_dapm_widgets[] = { + SND_SOC_DAPM_OUTPUT("AOUT"), + SND_SOC_DAPM_INPUT("AIN"), +}; + +static const struct snd_soc_dapm_route gtm601_dapm_routes[] = { + { "AOUT", NULL, "Playback" }, + { "Capture", NULL, "AIN" }, +}; + +static struct snd_soc_dai_driver gtm601_dai = { + .name = "gtm601", + .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 const struct snd_soc_codec_driver soc_codec_dev_gtm601 = { + .dapm_widgets = gtm601_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(gtm601_dapm_widgets), + .dapm_routes = gtm601_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(gtm601_dapm_routes), +}; + +static int gtm601_platform_probe(struct platform_device *pdev) +{ + return snd_soc_register_codec(&pdev->dev, + &soc_codec_dev_gtm601, >m601_dai, 1); +} + +static int gtm601_platform_remove(struct platform_device *pdev) +{ + snd_soc_unregister_codec(&pdev->dev); + return 0; +} + +#if defined(CONFIG_OF) +static const struct of_device_id gtm601_codec_of_match[] = { + { .compatible = "option,gtm601", }, + {}, +}; +MODULE_DEVICE_TABLE(of, gtm601_codec_of_match); +#endif + +static struct platform_driver gtm601_codec_driver = { + .driver = { + .name = "gtm601", + .of_match_table = of_match_ptr(gtm601_codec_of_match), + }, + .probe = gtm601_platform_probe, + .remove = gtm601_platform_remove, +}; + +module_platform_driver(gtm601_codec_driver); + +MODULE_DESCRIPTION("ASoC gtm601 driver"); +MODULE_AUTHOR("Marek Belisko <marek@goldelico.com>"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:gtm601"); |