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abd46274 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
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2 | /* |
3 | * I2C access driver for TI TPS65912x PMICs | |
4 | * | |
4f4ed454 | 5 | * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/ |
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6 | * Andrew F. Davis <afd@ti.com> |
7 | * | |
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8 | * Based on the TPS65218 driver and the previous TPS65912 driver by |
9 | * Margarita Olaya Cabrera <magi@slimlogic.co.uk> | |
10 | */ | |
11 | ||
12 | #include <linux/i2c.h> | |
13 | #include <linux/module.h> | |
14 | #include <linux/regmap.h> | |
15 | ||
16 | #include <linux/mfd/tps65912.h> | |
17 | ||
18 | static const struct of_device_id tps65912_i2c_of_match_table[] = { | |
19 | { .compatible = "ti,tps65912", }, | |
20 | { /* sentinel */ } | |
21 | }; | |
f8b03805 | 22 | MODULE_DEVICE_TABLE(of, tps65912_i2c_of_match_table); |
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23 | |
24 | static int tps65912_i2c_probe(struct i2c_client *client, | |
25 | const struct i2c_device_id *ids) | |
26 | { | |
27 | struct tps65912 *tps; | |
28 | ||
29 | tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); | |
30 | if (!tps) | |
31 | return -ENOMEM; | |
32 | ||
33 | i2c_set_clientdata(client, tps); | |
34 | tps->dev = &client->dev; | |
35 | tps->irq = client->irq; | |
36 | ||
37 | tps->regmap = devm_regmap_init_i2c(client, &tps65912_regmap_config); | |
38 | if (IS_ERR(tps->regmap)) { | |
39 | dev_err(tps->dev, "Failed to initialize register map\n"); | |
40 | return PTR_ERR(tps->regmap); | |
41 | } | |
42 | ||
43 | return tps65912_device_init(tps); | |
44 | } | |
45 | ||
46 | static int tps65912_i2c_remove(struct i2c_client *client) | |
47 | { | |
48 | struct tps65912 *tps = i2c_get_clientdata(client); | |
49 | ||
ec14d90d UKK |
50 | tps65912_device_exit(tps); |
51 | ||
52 | return 0; | |
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53 | } |
54 | ||
55 | static const struct i2c_device_id tps65912_i2c_id_table[] = { | |
56 | { "tps65912", 0 }, | |
57 | { /* sentinel */ } | |
58 | }; | |
59 | MODULE_DEVICE_TABLE(i2c, tps65912_i2c_id_table); | |
60 | ||
61 | static struct i2c_driver tps65912_i2c_driver = { | |
62 | .driver = { | |
63 | .name = "tps65912", | |
64 | .of_match_table = tps65912_i2c_of_match_table, | |
65 | }, | |
66 | .probe = tps65912_i2c_probe, | |
67 | .remove = tps65912_i2c_remove, | |
68 | .id_table = tps65912_i2c_id_table, | |
69 | }; | |
70 | module_i2c_driver(tps65912_i2c_driver); | |
71 | ||
72 | MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>"); | |
73 | MODULE_DESCRIPTION("TPS65912x I2C Interface Driver"); | |
74 | MODULE_LICENSE("GPL v2"); |