/* * SPI access driver for TI TPS65912x PMICs * * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/ * Andrew F. Davis <afd@ti.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed "as is" WITHOUT ANY WARRANTY of any * kind, whether expressed or implied; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License version 2 for more details. * * Based on the TPS65218 driver and the previous TPS65912 driver by * Margarita Olaya Cabrera <magi@slimlogic.co.uk> */ #include <linux/module.h> #include <linux/regmap.h> #include <linux/spi/spi.h> #include <linux/mfd/tps65912.h> static const struct of_device_id tps65912_spi_of_match_table[] = { { .compatible = "ti,tps65912", }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, tps65912_spi_of_match_table); static int tps65912_spi_probe(struct spi_device *spi) { struct tps65912 *tps; tps = devm_kzalloc(&spi->dev, sizeof(*tps), GFP_KERNEL); if (!tps) return -ENOMEM; spi_set_drvdata(spi, tps); tps->dev = &spi->dev; tps->irq = spi->irq; tps->regmap = devm_regmap_init_spi(spi, &tps65912_regmap_config); if (IS_ERR(tps->regmap)) { dev_err(tps->dev, "Failed to initialize register map\n"); return PTR_ERR(tps->regmap); } return tps65912_device_init(tps); } static int tps65912_spi_remove(struct spi_device *spi) { struct tps65912 *tps = spi_get_drvdata(spi); return tps65912_device_exit(tps); } static const struct spi_device_id tps65912_spi_id_table[] = { { "tps65912", 0 }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(spi, tps65912_spi_id_table); static struct spi_driver tps65912_spi_driver = { .driver = { .name = "tps65912", .of_match_table = tps65912_spi_of_match_table, }, .probe = tps65912_spi_probe, .remove = tps65912_spi_remove, .id_table = tps65912_spi_id_table, }; module_spi_driver(tps65912_spi_driver); MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>"); MODULE_DESCRIPTION("TPS65912x SPI Interface Driver"); MODULE_LICENSE("GPL v2");