1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * ALSA SoC TLV320AIC23 codec driver SPI interface 4 * 5 * Author: Arun KS, <arunks@mistralsolutions.com> 6 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., 7 * 8 * Based on sound/soc/codecs/wm8731.c by Richard Purdie 9 */ 10 11 #include <linux/module.h> 12 #include <linux/regmap.h> 13 #include <linux/spi/spi.h> 14 #include <sound/soc.h> 15 16 #include "tlv320aic23.h" 17 18 static int aic23_spi_probe(struct spi_device *spi) 19 { 20 int ret; 21 struct regmap *regmap; 22 23 dev_dbg(&spi->dev, "probing tlv320aic23 spi device\n"); 24 25 spi->mode = SPI_MODE_0; 26 ret = spi_setup(spi); 27 if (ret < 0) 28 return ret; 29 30 regmap = devm_regmap_init_spi(spi, &tlv320aic23_regmap); 31 return tlv320aic23_probe(&spi->dev, regmap); 32 } 33 34 static struct spi_driver aic23_spi = { 35 .driver = { 36 .name = "tlv320aic23", 37 }, 38 .probe = aic23_spi_probe, 39 }; 40 41 module_spi_driver(aic23_spi); 42 43 MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver SPI"); 44 MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); 45 MODULE_LICENSE("GPL"); 46