projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 <[email protected]> |
| 7 | * | |
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8 | * Based on the TPS65218 driver and the previous TPS65912 driver by |
| 9 | * Margarita Olaya Cabrera <[email protected]> | |
| 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); |
| 796f5692 | 23 | |
| 328fc6f8 | 24 | static int tps65912_i2c_probe(struct i2c_client *client) |
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25 | { |
| 26 | struct tps65912 *tps; | |
| 27 | ||
| 28 | tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); | |
| 29 | if (!tps) | |
| 30 | return -ENOMEM; | |
| 31 | ||
| 32 | i2c_set_clientdata(client, tps); | |
| 33 | tps->dev = &client->dev; | |
| 34 | tps->irq = client->irq; | |
| 35 | ||
| 36 | tps->regmap = devm_regmap_init_i2c(client, &tps65912_regmap_config); | |
| 37 | if (IS_ERR(tps->regmap)) { | |
| 38 | dev_err(tps->dev, "Failed to initialize register map\n"); | |
| 39 | return PTR_ERR(tps->regmap); | |
| 40 | } | |
| 41 | ||
| 42 | return tps65912_device_init(tps); | |
| 43 | } | |
| 44 | ||
| 796f5692 | 45 | static const struct i2c_device_id tps65912_i2c_id_table[] = { |
| 5e9ea43c | 46 | { "tps65912" }, |
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47 | { /* sentinel */ } |
| 48 | }; | |
| 49 | MODULE_DEVICE_TABLE(i2c, tps65912_i2c_id_table); | |
| 50 | ||
| 51 | static struct i2c_driver tps65912_i2c_driver = { | |
| 52 | .driver = { | |
| 53 | .name = "tps65912", | |
| 54 | .of_match_table = tps65912_i2c_of_match_table, | |
| 55 | }, | |
| 9816d859 | 56 | .probe = tps65912_i2c_probe, |
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57 | .id_table = tps65912_i2c_id_table, |
| 58 | }; | |
| 59 | module_i2c_driver(tps65912_i2c_driver); | |
| 60 | ||
| 61 | MODULE_AUTHOR("Andrew F. Davis <[email protected]>"); | |
| 62 | MODULE_DESCRIPTION("TPS65912x I2C Interface Driver"); | |
| 63 | MODULE_LICENSE("GPL v2"); |