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/*
* 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 */ }
};
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 *client)
{
struct tps65912 *tps = spi_get_drvdata(client);
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");
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