1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * wm8350-i2c.c  --  Generic I2C driver for Wolfson WM8350 PMIC
 4 *
 5 * Copyright 2007, 2008 Wolfson Microelectronics PLC.
 6 *
 7 * Author: Liam Girdwood
 8 *         linux@wolfsonmicro.com
 9 */
10
11#include <linux/err.h>
12#include <linux/init.h>
13#include <linux/i2c.h>
14#include <linux/platform_device.h>
15#include <linux/mfd/wm8350/core.h>
16#include <linux/regmap.h>
17#include <linux/slab.h>
18
19static int wm8350_i2c_probe(struct i2c_client *i2c)
 
20{
21	struct wm8350 *wm8350;
22	struct wm8350_platform_data *pdata = dev_get_platdata(&i2c->dev);
23	int ret = 0;
24
25	wm8350 = devm_kzalloc(&i2c->dev, sizeof(struct wm8350), GFP_KERNEL);
26	if (wm8350 == NULL)
27		return -ENOMEM;
28
29	wm8350->regmap = devm_regmap_init_i2c(i2c, &wm8350_regmap);
30	if (IS_ERR(wm8350->regmap)) {
31		ret = PTR_ERR(wm8350->regmap);
32		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
33			ret);
34		return ret;
35	}
36
37	i2c_set_clientdata(i2c, wm8350);
38	wm8350->dev = &i2c->dev;
39
40	return wm8350_device_init(wm8350, i2c->irq, pdata);
41}
42
43static const struct i2c_device_id wm8350_i2c_id[] = {
44	{ "wm8350", 0 },
45	{ "wm8351", 0 },
46	{ "wm8352", 0 },
47	{ }
48};
49
50static struct i2c_driver wm8350_i2c_driver = {
51	.driver = {
52		   .name = "wm8350",
53		   .suppress_bind_attrs = true,
54	},
55	.probe = wm8350_i2c_probe,
56	.id_table = wm8350_i2c_id,
57};
58
59static int __init wm8350_i2c_init(void)
60{
61	return i2c_add_driver(&wm8350_i2c_driver);
62}
63/* init early so consumer devices can complete system boot */
64subsys_initcall(wm8350_i2c_init);

 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * wm8350-i2c.c  --  Generic I2C driver for Wolfson WM8350 PMIC
 4 *
 5 * Copyright 2007, 2008 Wolfson Microelectronics PLC.
 6 *
 7 * Author: Liam Girdwood
 8 *         linux@wolfsonmicro.com
 9 */
10
11#include <linux/err.h>
12#include <linux/init.h>
13#include <linux/i2c.h>
14#include <linux/platform_device.h>
15#include <linux/mfd/wm8350/core.h>
16#include <linux/regmap.h>
17#include <linux/slab.h>
18
19static int wm8350_i2c_probe(struct i2c_client *i2c,
20			    const struct i2c_device_id *id)
21{
22	struct wm8350 *wm8350;
23	struct wm8350_platform_data *pdata = dev_get_platdata(&i2c->dev);
24	int ret = 0;
25
26	wm8350 = devm_kzalloc(&i2c->dev, sizeof(struct wm8350), GFP_KERNEL);
27	if (wm8350 == NULL)
28		return -ENOMEM;
29
30	wm8350->regmap = devm_regmap_init_i2c(i2c, &wm8350_regmap);
31	if (IS_ERR(wm8350->regmap)) {
32		ret = PTR_ERR(wm8350->regmap);
33		dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
34			ret);
35		return ret;
36	}
37
38	i2c_set_clientdata(i2c, wm8350);
39	wm8350->dev = &i2c->dev;
40
41	return wm8350_device_init(wm8350, i2c->irq, pdata);
42}
43
44static const struct i2c_device_id wm8350_i2c_id[] = {
45	{ "wm8350", 0 },
46	{ "wm8351", 0 },
47	{ "wm8352", 0 },
48	{ }
49};
50
51static struct i2c_driver wm8350_i2c_driver = {
52	.driver = {
53		   .name = "wm8350",
54		   .suppress_bind_attrs = true,
55	},
56	.probe = wm8350_i2c_probe,
57	.id_table = wm8350_i2c_id,
58};
59
60static int __init wm8350_i2c_init(void)
61{
62	return i2c_add_driver(&wm8350_i2c_driver);
63}
64/* init early so consumer devices can complete system boot */
65subsys_initcall(wm8350_i2c_init);