// SPDX-License-Identifier: GPL-2.0 /* * Analog Devices LTC2947 high precision power and energy monitor over SPI * * Copyright 2019 Analog Devices Inc. */ #include <linux/module.h> #include <linux/of.h> #include <linux/regmap.h> #include <linux/spi/spi.h> #include "ltc2947.h" static const struct regmap_config ltc2947_regmap_config = { .reg_bits = 16, .val_bits = 8, .read_flag_mask = BIT(0), }; static int ltc2947_probe(struct spi_device *spi) { struct regmap *map; map = devm_regmap_init_spi(spi, <c2947_regmap_config); if (IS_ERR(map)) return PTR_ERR(map); return ltc2947_core_probe(map, spi_get_device_id(spi)->name); } static const struct spi_device_id ltc2947_id[] = { {"ltc2947", 0}, {} }; MODULE_DEVICE_TABLE(spi, ltc2947_id); static struct spi_driver ltc2947_driver = { .driver = { .name = "ltc2947", .of_match_table = ltc2947_of_match, .pm = pm_sleep_ptr(<c2947_pm_ops), }, .probe = ltc2947_probe, .id_table = ltc2947_id, }; module_spi_driver(ltc2947_driver); MODULE_AUTHOR("Nuno Sa <nuno.sa@analog.com>"); MODULE_DESCRIPTION("LTC2947 SPI power and energy monitor driver"); MODULE_LICENSE("GPL");