1 // SPDX-License-Identifier: GPL-2.0-only 2 #include <linux/device.h> 3 #include <linux/kernel.h> 4 #include <linux/of.h> 5 #include <linux/spi/spi.h> 6 #include <linux/module.h> 7 #include <linux/slab.h> 8 #include <linux/regmap.h> 9 10 #include "kxsd9.h" 11 12 static int kxsd9_spi_probe(struct spi_device *spi) 13 { 14 static const struct regmap_config config = { 15 .reg_bits = 8, 16 .val_bits = 8, 17 .max_register = 0x0e, 18 }; 19 struct regmap *regmap; 20 21 spi->mode = SPI_MODE_0; 22 regmap = devm_regmap_init_spi(spi, &config); 23 if (IS_ERR(regmap)) { 24 dev_err(&spi->dev, "%s: regmap allocation failed: %ld\n", 25 __func__, PTR_ERR(regmap)); 26 return PTR_ERR(regmap); 27 } 28 29 return kxsd9_common_probe(&spi->dev, 30 regmap, 31 spi_get_device_id(spi)->name); 32 } 33 34 static void kxsd9_spi_remove(struct spi_device *spi) 35 { 36 kxsd9_common_remove(&spi->dev); 37 } 38 39 static const struct spi_device_id kxsd9_spi_id[] = { 40 {"kxsd9", 0}, 41 { }, 42 }; 43 MODULE_DEVICE_TABLE(spi, kxsd9_spi_id); 44 45 static const struct of_device_id kxsd9_of_match[] = { 46 { .compatible = "kionix,kxsd9" }, 47 { } 48 }; 49 MODULE_DEVICE_TABLE(of, kxsd9_of_match); 50 51 static struct spi_driver kxsd9_spi_driver = { 52 .driver = { 53 .name = "kxsd9", 54 .pm = pm_ptr(&kxsd9_dev_pm_ops), 55 .of_match_table = kxsd9_of_match, 56 }, 57 .probe = kxsd9_spi_probe, 58 .remove = kxsd9_spi_remove, 59 .id_table = kxsd9_spi_id, 60 }; 61 module_spi_driver(kxsd9_spi_driver); 62 63 MODULE_AUTHOR("Jonathan Cameron <jic23@kernel.org>"); 64 MODULE_DESCRIPTION("Kionix KXSD9 SPI driver"); 65 MODULE_LICENSE("GPL v2"); 66 MODULE_IMPORT_NS(IIO_KXSD9); 67