diff options
Diffstat (limited to 'sound/soc/codecs/cs4271-spi.c')
-rw-r--r-- | sound/soc/codecs/cs4271-spi.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs4271-spi.c b/sound/soc/codecs/cs4271-spi.c new file mode 100644 index 0000000000..4feb80436b --- /dev/null +++ b/sound/soc/codecs/cs4271-spi.c @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * CS4271 SPI audio driver + * + * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru> + */ + +#include <linux/module.h> +#include <linux/spi/spi.h> +#include <linux/regmap.h> +#include <sound/soc.h> +#include "cs4271.h" + +static int cs4271_spi_probe(struct spi_device *spi) +{ + struct regmap_config config; + + config = cs4271_regmap_config; + config.reg_bits = 16; + config.read_flag_mask = 0x21; + config.write_flag_mask = 0x20; + + return cs4271_probe(&spi->dev, devm_regmap_init_spi(spi, &config)); +} + +static struct spi_driver cs4271_spi_driver = { + .driver = { + .name = "cs4271", + .of_match_table = of_match_ptr(cs4271_dt_ids), + }, + .probe = cs4271_spi_probe, +}; +module_spi_driver(cs4271_spi_driver); + +MODULE_DESCRIPTION("ASoC CS4271 SPI Driver"); +MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>"); +MODULE_LICENSE("GPL"); |