mirror of
https://github.com/torvalds/linux.git
synced 2025-11-04 02:30:34 +02:00
1975d16786
After commitb8a1a4cd5a("i2c: Provide a temporary .probe_new() call-back type"), all drivers being converted to .probe_new() and then03c835f498("i2c: Switch .probe() to not take an id parameter") convert back to (the new) .probe() to be able to eventually drop .probe_new() from struct i2c_driver. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20230505131718.1210071-1-u.kleine-koenig@pengutronix.de [groeck: Added missing change in pmbus/acbel-fsg032.c] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Hardware monitoring driver for TEXAS TPS546D24 buck converter
|
|
*/
|
|
|
|
#include <linux/err.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/pmbus.h>
|
|
#include "pmbus.h"
|
|
|
|
static struct pmbus_driver_info tps546d24_info = {
|
|
.pages = 1,
|
|
.format[PSC_VOLTAGE_IN] = linear,
|
|
.format[PSC_VOLTAGE_OUT] = linear,
|
|
.format[PSC_TEMPERATURE] = linear,
|
|
.format[PSC_CURRENT_OUT] = linear,
|
|
.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_IIN
|
|
| PMBUS_HAVE_IOUT | PMBUS_HAVE_VOUT
|
|
| PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_STATUS_VOUT
|
|
| PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP,
|
|
};
|
|
|
|
static int tps546d24_probe(struct i2c_client *client)
|
|
{
|
|
int reg;
|
|
|
|
reg = i2c_smbus_read_byte_data(client, PMBUS_VOUT_MODE);
|
|
if (reg < 0)
|
|
return reg;
|
|
|
|
if (reg & 0x80) {
|
|
int err;
|
|
|
|
err = i2c_smbus_write_byte_data(client, PMBUS_VOUT_MODE, reg & 0x7f);
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
return pmbus_do_probe(client, &tps546d24_info);
|
|
}
|
|
|
|
static const struct i2c_device_id tps546d24_id[] = {
|
|
{"tps546d24", 0},
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, tps546d24_id);
|
|
|
|
static const struct of_device_id __maybe_unused tps546d24_of_match[] = {
|
|
{.compatible = "ti,tps546d24"},
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(of, tps546d24_of_match);
|
|
|
|
/* This is the driver that will be inserted */
|
|
static struct i2c_driver tps546d24_driver = {
|
|
.driver = {
|
|
.name = "tps546d24",
|
|
.of_match_table = of_match_ptr(tps546d24_of_match),
|
|
},
|
|
.probe = tps546d24_probe,
|
|
.id_table = tps546d24_id,
|
|
};
|
|
|
|
module_i2c_driver(tps546d24_driver);
|
|
|
|
MODULE_AUTHOR("Duke Du <dukedu83@gmail.com>");
|
|
MODULE_DESCRIPTION("PMBus driver for TI tps546d24");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_IMPORT_NS(PMBUS);
|