cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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st_lsm6dsx_i3c.c (1532B)

      1// SPDX-License-Identifier: GPL-2.0
      2/*
      3 * Copyright (c) 2018 Synopsys, Inc. and/or its affiliates.
      4 *
      5 * Author: Vitor Soares <vitor.soares@synopsys.com>
      6 */
      7
      8#include <linux/kernel.h>
      9#include <linux/module.h>
     10#include <linux/i3c/device.h>
     11#include <linux/i3c/master.h>
     12#include <linux/slab.h>
     13#include <linux/of.h>
     14#include <linux/regmap.h>
     15
     16#include "st_lsm6dsx.h"
     17
     18static const struct i3c_device_id st_lsm6dsx_i3c_ids[] = {
     19	I3C_DEVICE(0x0104, 0x006C, (void *)ST_LSM6DSO_ID),
     20	I3C_DEVICE(0x0104, 0x006B, (void *)ST_LSM6DSR_ID),
     21	{ /* sentinel */ },
     22};
     23MODULE_DEVICE_TABLE(i3c, st_lsm6dsx_i3c_ids);
     24
     25static int st_lsm6dsx_i3c_probe(struct i3c_device *i3cdev)
     26{
     27	struct regmap_config st_lsm6dsx_i3c_regmap_config = {
     28		.reg_bits = 8,
     29		.val_bits = 8,
     30	};
     31	const struct i3c_device_id *id = i3c_device_match_id(i3cdev,
     32							    st_lsm6dsx_i3c_ids);
     33	struct regmap *regmap;
     34
     35	regmap = devm_regmap_init_i3c(i3cdev, &st_lsm6dsx_i3c_regmap_config);
     36	if (IS_ERR(regmap)) {
     37		dev_err(&i3cdev->dev, "Failed to register i3c regmap %ld\n", PTR_ERR(regmap));
     38		return PTR_ERR(regmap);
     39	}
     40
     41	return st_lsm6dsx_probe(&i3cdev->dev, 0, (uintptr_t)id->data, regmap);
     42}
     43
     44static struct i3c_driver st_lsm6dsx_driver = {
     45	.driver = {
     46		.name = "st_lsm6dsx_i3c",
     47		.pm = &st_lsm6dsx_pm_ops,
     48	},
     49	.probe = st_lsm6dsx_i3c_probe,
     50	.id_table = st_lsm6dsx_i3c_ids,
     51};
     52module_i3c_driver(st_lsm6dsx_driver);
     53
     54MODULE_AUTHOR("Vitor Soares <vitor.soares@synopsys.com>");
     55MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx i3c driver");
     56MODULE_LICENSE("GPL v2");