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67 lines
1.5 KiB
67 lines
1.5 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Driver for MPS MP5023 Hot-Swap Controller |
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*/ |
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#include <linux/i2c.h> |
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#include <linux/module.h> |
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#include <linux/of_device.h> |
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#include "pmbus.h" |
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static struct pmbus_driver_info mp5023_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_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] = 32, |
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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] = 32, |
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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_OUT] = 16, |
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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] = 1, |
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.b[PSC_POWER] = 0, |
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.R[PSC_POWER] = 0, |
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.m[PSC_TEMPERATURE] = 2, |
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.b[PSC_TEMPERATURE] = 0, |
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.R[PSC_TEMPERATURE] = 0, |
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.func[0] = |
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PMBUS_HAVE_VIN | PMBUS_HAVE_VOUT | PMBUS_HAVE_PIN | |
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PMBUS_HAVE_TEMP | PMBUS_HAVE_IOUT | |
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PMBUS_HAVE_STATUS_INPUT | PMBUS_HAVE_STATUS_TEMP, |
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}; |
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static int mp5023_probe(struct i2c_client *client) |
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{ |
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return pmbus_do_probe(client, &mp5023_info); |
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} |
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static const struct of_device_id __maybe_unused mp5023_of_match[] = { |
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{ .compatible = "mps,mp5023", }, |
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{} |
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}; |
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MODULE_DEVICE_TABLE(of, mp5023_of_match); |
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static struct i2c_driver mp5023_driver = { |
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.driver = { |
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.name = "mp5023", |
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.of_match_table = of_match_ptr(mp5023_of_match), |
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}, |
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.probe_new = mp5023_probe, |
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}; |
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module_i2c_driver(mp5023_driver); |
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MODULE_AUTHOR("Howard Chiu <[email protected]>"); |
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MODULE_DESCRIPTION("PMBus driver for MPS MP5023 HSC"); |
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MODULE_LICENSE("GPL"); |
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MODULE_IMPORT_NS(PMBUS);
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