75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Hardware monitoring driver for STMicroelectronics digital controller stef48h28
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*/
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#include <linux/err.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include "pmbus.h"
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static struct pmbus_driver_info stef48h28_info = {
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.pages = 1,
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.format[PSC_VOLTAGE_IN] = direct,
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.format[PSC_VOLTAGE_OUT] = direct,
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.format[PSC_CURRENT_IN] = direct,
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.format[PSC_CURRENT_OUT] = direct,
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.format[PSC_POWER] = direct,
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.format[PSC_TEMPERATURE] = direct,
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.m[PSC_VOLTAGE_IN] = 50,
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.b[PSC_VOLTAGE_IN] = 0,
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.R[PSC_VOLTAGE_IN] = 0,
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.m[PSC_VOLTAGE_OUT] = 50,
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.b[PSC_VOLTAGE_OUT] = 0,
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.R[PSC_VOLTAGE_OUT] = 0,
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.m[PSC_CURRENT_IN] = 100,
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.b[PSC_CURRENT_IN] = 0,
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.R[PSC_CURRENT_IN] = 0,
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.m[PSC_CURRENT_OUT] = 100,
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.b[PSC_CURRENT_OUT] = 0,
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.R[PSC_CURRENT_OUT] = 0,
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.m[PSC_POWER] = 9765,
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.b[PSC_POWER] = 0,
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.R[PSC_POWER] = -3,
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.m[PSC_TEMPERATURE] = 25,
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.b[PSC_TEMPERATURE] = 500,
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.R[PSC_TEMPERATURE] = 0,
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.func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | PMBUS_HAVE_PIN
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| PMBUS_HAVE_STATUS_INPUT | PMBUS_HAVE_TEMP | PMBUS_HAVE_TEMP2
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| PMBUS_HAVE_STATUS_TEMP | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
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| PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_POUT
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};
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static int stef48h28_probe(struct i2c_client *client)
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{
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return pmbus_do_probe(client, &stef48h28_info);
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}
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static const struct i2c_device_id stef48h28_id[] = {
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{ .name = "stef48h28" },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, stef48h28_id);
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static const struct of_device_id __maybe_unused stef48h28_of_match[] = {
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{.compatible = "st,stef48h28"},
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{}
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};
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static struct i2c_driver stef48h28_driver = {
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.driver = {
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.name = "stef48h28",
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.of_match_table = of_match_ptr(stef48h28_of_match),
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},
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.probe = stef48h28_probe,
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.id_table = stef48h28_id,
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};
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module_i2c_driver(stef48h28_driver);
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MODULE_AUTHOR("Charles Hsu <hsu.yungteng@gmail.com>");
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MODULE_DESCRIPTION("PMBus driver for ST stef48h28");
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MODULE_LICENSE("GPL");
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MODULE_IMPORT_NS("PMBUS");
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