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2660b0080b
For today the st_lsm6dsx driver support LSM6DSO and LSM6DSR sensor only in spi and i2c mode. The LSM6DSO and LSM6DSR are also i3c capable so let's give i3c support to them. Signed-off-by: Vitor Soares <vitor.soares@synopsys.com> Acked-by: Lorenzo Bianconi <lorenzo@kernel.org> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2018 Synopsys, Inc. and/or its affiliates.
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*
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* Author: Vitor Soares <vitor.soares@synopsys.com>
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/i3c/device.h>
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#include <linux/i3c/master.h>
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#include <linux/slab.h>
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#include <linux/of.h>
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#include <linux/regmap.h>
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#include "st_lsm6dsx.h"
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static const struct i3c_device_id st_lsm6dsx_i3c_ids[] = {
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I3C_DEVICE(0x0104, 0x006C, (void *)ST_LSM6DSO_ID),
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I3C_DEVICE(0x0104, 0x006B, (void *)ST_LSM6DSR_ID),
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{ /* sentinel */ },
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};
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MODULE_DEVICE_TABLE(i3c, st_lsm6dsx_i3c_ids);
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static int st_lsm6dsx_i3c_probe(struct i3c_device *i3cdev)
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{
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struct regmap_config st_lsm6dsx_i3c_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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};
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const struct i3c_device_id *id = i3c_device_match_id(i3cdev,
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st_lsm6dsx_i3c_ids);
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struct regmap *regmap;
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regmap = devm_regmap_init_i3c(i3cdev, &st_lsm6dsx_i3c_regmap_config);
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if (IS_ERR(regmap)) {
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dev_err(&i3cdev->dev, "Failed to register i3c regmap %d\n",
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(int)PTR_ERR(regmap));
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return PTR_ERR(regmap);
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}
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return st_lsm6dsx_probe(&i3cdev->dev, 0, (uintptr_t)id->data, regmap);
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}
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static struct i3c_driver st_lsm6dsx_driver = {
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.driver = {
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.name = "st_lsm6dsx_i3c",
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.pm = &st_lsm6dsx_pm_ops,
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},
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.probe = st_lsm6dsx_i3c_probe,
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.id_table = st_lsm6dsx_i3c_ids,
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};
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module_i3c_driver(st_lsm6dsx_driver);
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MODULE_AUTHOR("Vitor Soares <vitor.soares@synopsys.com>");
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MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx i3c driver");
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MODULE_LICENSE("GPL v2");
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