| /* |
| * SPI access driver for TI TPS65912x PMICs |
| * |
| * Copyright (C) 2015 Texas Instruments Incorporated - http://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"); |