1 /* 2 * AD1938/AD1939 audio driver 3 * 4 * Copyright 2014 Analog Devices Inc. 5 * 6 * Licensed under the GPL-2. 7 */ 8 9 #include <linux/module.h> 10 #include <linux/spi/spi.h> 11 #include <linux/regmap.h> 12 13 #include <sound/soc.h> 14 15 #include "ad193x.h" 16 17 static int ad193x_spi_probe(struct spi_device *spi) 18 { 19 const struct spi_device_id *id = spi_get_device_id(spi); 20 struct regmap_config config; 21 22 config = ad193x_regmap_config; 23 config.val_bits = 8; 24 config.reg_bits = 16; 25 config.read_flag_mask = 0x09; 26 config.write_flag_mask = 0x08; 27 28 return ad193x_probe(&spi->dev, devm_regmap_init_spi(spi, &config), 29 (enum ad193x_type)id->driver_data); 30 } 31 32 static int ad193x_spi_remove(struct spi_device *spi) 33 { 34 snd_soc_unregister_codec(&spi->dev); 35 return 0; 36 } 37 38 static const struct spi_device_id ad193x_spi_id[] = { 39 { "ad193x", AD193X }, 40 { "ad1933", AD1933 }, 41 { "ad1934", AD1934 }, 42 { "ad1938", AD193X }, 43 { "ad1939", AD193X }, 44 { "adau1328", AD193X }, 45 { } 46 }; 47 MODULE_DEVICE_TABLE(spi, ad193x_spi_id); 48 49 static struct spi_driver ad193x_spi_driver = { 50 .driver = { 51 .name = "ad193x", 52 }, 53 .probe = ad193x_spi_probe, 54 .remove = ad193x_spi_remove, 55 .id_table = ad193x_spi_id, 56 }; 57 module_spi_driver(ad193x_spi_driver); 58 59 MODULE_DESCRIPTION("ASoC AD1938/AD1939 audio CODEC driver"); 60 MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); 61 MODULE_LICENSE("GPL"); 62