mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
64 lines
1.7 KiB
64 lines
1.7 KiB
// SPDX-License-Identifier: GPL-2.0+ |
|
/* |
|
* I2C bus interface for ATC260x PMICs |
|
* |
|
* Copyright (C) 2019 Manivannan Sadhasivam <[email protected]> |
|
* Copyright (C) 2020 Cristian Ciocaltea <[email protected]> |
|
*/ |
|
|
|
#include <linux/i2c.h> |
|
#include <linux/mfd/atc260x/core.h> |
|
#include <linux/module.h> |
|
#include <linux/of.h> |
|
#include <linux/regmap.h> |
|
|
|
static int atc260x_i2c_probe(struct i2c_client *client, |
|
const struct i2c_device_id *id) |
|
{ |
|
struct atc260x *atc260x; |
|
struct regmap_config regmap_cfg; |
|
int ret; |
|
|
|
atc260x = devm_kzalloc(&client->dev, sizeof(*atc260x), GFP_KERNEL); |
|
if (!atc260x) |
|
return -ENOMEM; |
|
|
|
atc260x->dev = &client->dev; |
|
atc260x->irq = client->irq; |
|
|
|
ret = atc260x_match_device(atc260x, ®map_cfg); |
|
if (ret) |
|
return ret; |
|
|
|
i2c_set_clientdata(client, atc260x); |
|
|
|
atc260x->regmap = devm_regmap_init_i2c(client, ®map_cfg); |
|
if (IS_ERR(atc260x->regmap)) { |
|
ret = PTR_ERR(atc260x->regmap); |
|
dev_err(&client->dev, "failed to init regmap: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
return atc260x_device_probe(atc260x); |
|
} |
|
|
|
static const struct of_device_id atc260x_i2c_of_match[] = { |
|
{ .compatible = "actions,atc2603c", .data = (void *)ATC2603C }, |
|
{ .compatible = "actions,atc2609a", .data = (void *)ATC2609A }, |
|
{ } |
|
}; |
|
MODULE_DEVICE_TABLE(of, atc260x_i2c_of_match); |
|
|
|
static struct i2c_driver atc260x_i2c_driver = { |
|
.driver = { |
|
.name = "atc260x", |
|
.of_match_table = of_match_ptr(atc260x_i2c_of_match), |
|
}, |
|
.probe = atc260x_i2c_probe, |
|
}; |
|
module_i2c_driver(atc260x_i2c_driver); |
|
|
|
MODULE_DESCRIPTION("ATC260x PMICs I2C bus interface"); |
|
MODULE_AUTHOR("Manivannan Sadhasivam <[email protected]>"); |
|
MODULE_AUTHOR("Cristian Ciocaltea <[email protected]>"); |
|
MODULE_LICENSE("GPL");
|
|
|