[linux-2.6-block.git] / drivers / iio / accel / kxsd9-spi.c

// SPDX-License-Identifier: GPL-2.0-only
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/spi/spi.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/slab.h>
#include <linux/regmap.h>

#include "kxsd9.h"

static int kxsd9_spi_probe(struct spi_device *spi)
{
	static const struct regmap_config config = {
		.reg_bits = 8,
		.val_bits = 8,
		.max_register = 0x0e,
	};
	struct regmap *regmap;

	spi->mode = SPI_MODE_0;
	regmap = devm_regmap_init_spi(spi, &config);
	if (IS_ERR(regmap)) {
		dev_err(&spi->dev, "%s: regmap allocation failed: %ld\n",
			__func__, PTR_ERR(regmap));
		return PTR_ERR(regmap);
	}

	return kxsd9_common_probe(&spi->dev,
				  regmap,
				  spi_get_device_id(spi)->name);
}

static void kxsd9_spi_remove(struct spi_device *spi)
{
	kxsd9_common_remove(&spi->dev);
}

static const struct spi_device_id kxsd9_spi_id[] = {
	{"kxsd9", 0},
	{ },
};
MODULE_DEVICE_TABLE(spi, kxsd9_spi_id);

static const struct of_device_id kxsd9_of_match[] = {
	{ .compatible = "kionix,kxsd9" },
	{ }
};
MODULE_DEVICE_TABLE(of, kxsd9_of_match);

static struct spi_driver kxsd9_spi_driver = {
	.driver = {
		.name = "kxsd9",
		.pm = pm_ptr(&kxsd9_dev_pm_ops),
		.of_match_table = kxsd9_of_match,
	},
	.probe = kxsd9_spi_probe,
	.remove = kxsd9_spi_remove,
	.id_table = kxsd9_spi_id,
};
module_spi_driver(kxsd9_spi_driver);

MODULE_AUTHOR("Jonathan Cameron <jic23@kernel.org>");
MODULE_DESCRIPTION("Kionix KXSD9 SPI driver");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(IIO_KXSD9);
Commit	Line	Data
09c434b8	1	// SPDX-License-Identifier: GPL-2.0-only
bf96f6e8 LW	2	#include <linux/device.h>
	3	#include <linux/kernel.h>
	4	#include <linux/spi/spi.h>
	5	#include <linux/module.h>
1e0bda8c	6	#include <linux/mod_devicetable.h>
bf96f6e8	7	#include <linux/slab.h>
0d1fb2d5	8	#include <linux/regmap.h>
bf96f6e8 LW	9
	10	#include "kxsd9.h"
	11
bf96f6e8 LW	12	static int kxsd9_spi_probe(struct spi_device *spi)
bf96f6e8 LW	13	{
0d1fb2d5 LW	14	static const struct regmap_config config = {
	15	.reg_bits = 8,
	16	.val_bits = 8,
	17	.max_register = 0x0e,
	18	};
	19	struct regmap *regmap;
bf96f6e8	20
bf96f6e8	21	spi->mode = SPI_MODE_0;
0d1fb2d5 LW	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);
bf96f6e8 LW	32	}
bf96f6e8 LW	33
a0386bba	34	static void kxsd9_spi_remove(struct spi_device *spi)
bf96f6e8	35	{
df2171c6	36	kxsd9_common_remove(&spi->dev);
bf96f6e8 LW	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
17b16c3c	45	static const struct of_device_id kxsd9_of_match[] = {
94059c52 PL	46	{ .compatible = "kionix,kxsd9" },
94059c52 PL	47	{ }
17b16c3c DG	48	};
	49	MODULE_DEVICE_TABLE(of, kxsd9_of_match);
	50
bf96f6e8 LW	51	static struct spi_driver kxsd9_spi_driver = {
	52	.driver = {
	53	.name = "kxsd9",
cb490b10	54	.pm = pm_ptr(&kxsd9_dev_pm_ops),
17b16c3c	55	.of_match_table = kxsd9_of_match,
bf96f6e8 LW	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");
c24ef124	66	MODULE_IMPORT_NS(IIO_KXSD9);