diff options
Diffstat (limited to 'sound/soc/codecs/ad193x-spi.c')
| -rw-r--r-- | sound/soc/codecs/ad193x-spi.c | 48 | 
1 files changed, 48 insertions, 0 deletions
diff --git a/sound/soc/codecs/ad193x-spi.c b/sound/soc/codecs/ad193x-spi.c new file mode 100644 index 00000000000..390cef9b9dc --- /dev/null +++ b/sound/soc/codecs/ad193x-spi.c @@ -0,0 +1,48 @@ +/* + * AD1938/AD1939 audio driver + * + * Copyright 2014 Analog Devices Inc. + * + * Licensed under the GPL-2. + */ + +#include <linux/module.h> +#include <linux/spi/spi.h> +#include <linux/regmap.h> + +#include <sound/soc.h> + +#include "ad193x.h" + +static int ad193x_spi_probe(struct spi_device *spi) +{ +	struct regmap_config config; + +	config = ad193x_regmap_config; +	config.val_bits = 8; +	config.reg_bits = 16; +	config.read_flag_mask = 0x09; +	config.write_flag_mask = 0x08; + +	return ad193x_probe(&spi->dev, devm_regmap_init_spi(spi, &config)); +} + +static int ad193x_spi_remove(struct spi_device *spi) +{ +	snd_soc_unregister_codec(&spi->dev); +	return 0; +} + +static struct spi_driver ad193x_spi_driver = { +	.driver = { +		.name	= "ad193x", +		.owner	= THIS_MODULE, +	}, +	.probe		= ad193x_spi_probe, +	.remove		= ad193x_spi_remove, +}; +module_spi_driver(ad193x_spi_driver); + +MODULE_DESCRIPTION("ASoC AD1938/AD1939 audio CODEC driver"); +MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); +MODULE_LICENSE("GPL");  | 
