1/* 2 * ALSA SoC TLV320AIC23 codec driver SPI interface 3 * 4 * Author: Arun KS, <arunks@mistralsolutions.com> 5 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., 6 * 7 * Based on sound/soc/codecs/wm8731.c by Richard Purdie 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 */ 13 14#include <linux/module.h> 15#include <linux/regmap.h> 16#include <linux/spi/spi.h> 17#include <sound/soc.h> 18 19#include "tlv320aic23.h" 20 21static int aic23_spi_probe(struct spi_device *spi) 22{ 23 int ret; 24 struct regmap *regmap; 25 26 dev_dbg(&spi->dev, "probing tlv320aic23 spi device\n"); 27 28 spi->mode = SPI_MODE_0; 29 ret = spi_setup(spi); 30 if (ret < 0) 31 return ret; 32 33 regmap = devm_regmap_init_spi(spi, &tlv320aic23_regmap); 34 return tlv320aic23_probe(&spi->dev, regmap); 35} 36 37static int aic23_spi_remove(struct spi_device *spi) 38{ 39 snd_soc_unregister_codec(&spi->dev); 40 return 0; 41} 42 43static struct spi_driver aic23_spi = { 44 .driver = { 45 .name = "tlv320aic23", 46 .owner = THIS_MODULE, 47 }, 48 .probe = aic23_spi_probe, 49 .remove = aic23_spi_remove, 50}; 51 52module_spi_driver(aic23_spi); 53 54MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver SPI"); 55MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); 56MODULE_LICENSE("GPL"); 57