From 81ddd8a5dbf200938ef70efaa9254742f49d3034 Mon Sep 17 00:00:00 2001 From: Andrey Gusakov Date: Thu, 10 Aug 2017 16:29:01 +0300 Subject: [PATCH] ASoC: add dummy device for WL18xx PCM audio Signed-off-by: Andrey Gusakov --- sound/soc/codecs/Kconfig | 3 ++ sound/soc/codecs/Makefile | 2 ++ sound/soc/codecs/wl18xx.c | 72 +++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 77 insertions(+) create mode 100644 sound/soc/codecs/wl18xx.c diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 140f1597966a..6658d05f1648 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -625,6 +625,9 @@ config SND_SOC_PCM3168A_SPI config SND_SOC_SI468X tristate "Dummy sound driver for Si468x radio" +config SND_SOC_WL18XX + tristate "Dummy sound driver for WL18xx BT" + config SND_SOC_PCM5102A tristate diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 8e02341428d8..17fd313489de 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -126,6 +126,7 @@ snd-soc-sigmadsp-i2c-objs := sigmadsp-i2c.o snd-soc-sigmadsp-regmap-objs := sigmadsp-regmap.o snd-soc-si476x-objs := si476x.o snd-soc-si468x-objs := si468x.o +snd-soc-wl18xx-objs := wl18xx.o snd-soc-sirf-audio-codec-objs := sirf-audio-codec.o snd-soc-sn95031-objs := sn95031.o snd-soc-spdif-tx-objs := spdif_transmitter.o @@ -349,6 +350,7 @@ obj-$(CONFIG_SND_SOC_SIGMADSP_I2C) += snd-soc-sigmadsp-i2c.o obj-$(CONFIG_SND_SOC_SIGMADSP_REGMAP) += snd-soc-sigmadsp-regmap.o obj-$(CONFIG_SND_SOC_SI476X) += snd-soc-si476x.o obj-$(CONFIG_SND_SOC_SI468X) += snd-soc-si468x.o +obj-$(CONFIG_SND_SOC_WL18XX) += snd-soc-wl18xx.o obj-$(CONFIG_SND_SOC_SN95031) +=snd-soc-sn95031.o obj-$(CONFIG_SND_SOC_SPDIF) += snd-soc-spdif-rx.o snd-soc-spdif-tx.o obj-$(CONFIG_SND_SOC_SSM2518) += snd-soc-ssm2518.o diff --git a/sound/soc/codecs/wl18xx.c b/sound/soc/codecs/wl18xx.c new file mode 100644 index 000000000000..50ebbd4c0013 --- /dev/null +++ b/sound/soc/codecs/wl18xx.c @@ -0,0 +1,72 @@ +/* + * Dummy sound driver for wl18xx BT modules + * Copyright 2016 Andrey Gusakov + * + * Based on: Driver for the DFBM-CS320 bluetooth module + * Copyright 2011 Lars-Peter Clausen + * + * 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 + +static struct snd_soc_dai_driver wl18xx_dai = { + .name = "wl18xx-pcm", + .capture = { + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, + .playback = { + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, +}; + +static struct snd_soc_codec_driver soc_codec_dev_wl18xx; + +static int wl18xx_probe(struct platform_device *pdev) +{ + return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wl18xx, + &wl18xx_dai, 1); +} + +static int wl18xx_remove(struct platform_device *pdev) +{ + snd_soc_unregister_codec(&pdev->dev); + + return 0; +} + +static const struct of_device_id wl18xx_of_match[] = { + { .compatible = "ti,wl18xx-pcm", }, + { } +}; +MODULE_DEVICE_TABLE(of, wl18xx_of_match); + +static struct platform_driver wl18xx_driver = { + .driver = { + .name = "wl18xx-codec", + .of_match_table = wl18xx_of_match, + .owner = THIS_MODULE, + }, + .probe = wl18xx_probe, + .remove = wl18xx_remove, +}; + +module_platform_driver(wl18xx_driver); + +MODULE_AUTHOR("Andrey Gusakov "); +MODULE_DESCRIPTION("ASoC wl18xx driver"); +MODULE_LICENSE("GPL"); -- 2.13.0