1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * AD1938/AD1939 audio driver 4 * 5 * Copyright 2014 Analog Devices Inc. 6 */ 7 8 #include <linux/module.h> 9 #include <linux/spi/spi.h> 10 #include <linux/regmap.h> 11 12 #include <sound/soc.h> 13 14 #include "ad193x.h" 15 16 static int ad193x_spi_probe(struct spi_device *spi) 17 { 18 const struct spi_device_id *id = spi_get_device_id(spi); 19 struct regmap_config config; 20 21 config = ad193x_regmap_config; 22 config.val_bits = 8; 23 config.reg_bits = 16; 24 config.read_flag_mask = 0x09; 25 config.write_flag_mask = 0x08; 26 27 return ad193x_probe(&spi->dev, devm_regmap_init_spi(spi, &config), 28 (enum ad193x_type)id->driver_data); 29 } 30 31 static const struct spi_device_id ad193x_spi_id[] = { 32 { "ad193x", AD193X }, 33 { "ad1933", AD1933 }, 34 { "ad1934", AD1934 }, 35 { "ad1938", AD193X }, 36 { "ad1939", AD193X }, 37 { "adau1328", AD193X }, 38 { } 39 }; 40 MODULE_DEVICE_TABLE(spi, ad193x_spi_id); 41 42 static struct spi_driver ad193x_spi_driver = { 43 .driver = { 44 .name = "ad193x", 45 }, 46 .probe = ad193x_spi_probe, 47 .id_table = ad193x_spi_id, 48 }; 49 module_spi_driver(ad193x_spi_driver); 50 51 MODULE_DESCRIPTION("ASoC AD1938/AD1939 audio CODEC driver"); 52 MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); 53 MODULE_LICENSE("GPL"); 54