From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/hwmon/pmbus/pm6764tr.c | 76 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 drivers/hwmon/pmbus/pm6764tr.c (limited to 'drivers/hwmon/pmbus/pm6764tr.c') diff --git a/drivers/hwmon/pmbus/pm6764tr.c b/drivers/hwmon/pmbus/pm6764tr.c new file mode 100644 index 000000000..e0bbc8a30 --- /dev/null +++ b/drivers/hwmon/pmbus/pm6764tr.c @@ -0,0 +1,76 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Hardware monitoring driver for STMicroelectronics digital controller PM6764TR + */ + +#include +#include +#include +#include +#include +#include +#include "pmbus.h" + +#define PM6764TR_PMBUS_READ_VOUT 0xD4 + +static int pm6764tr_read_word_data(struct i2c_client *client, int page, int phase, int reg) +{ + int ret; + + switch (reg) { + case PMBUS_VIRT_READ_VMON: + ret = pmbus_read_word_data(client, page, phase, PM6764TR_PMBUS_READ_VOUT); + break; + default: + ret = -ENODATA; + break; + } + return ret; +} + +static struct pmbus_driver_info pm6764tr_info = { + .pages = 1, + .format[PSC_VOLTAGE_IN] = linear, + .format[PSC_VOLTAGE_OUT] = vid, + .format[PSC_TEMPERATURE] = linear, + .format[PSC_CURRENT_OUT] = linear, + .format[PSC_POWER] = linear, + .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_IIN | PMBUS_HAVE_PIN | + PMBUS_HAVE_IOUT | PMBUS_HAVE_POUT | PMBUS_HAVE_VMON | + PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_STATUS_VOUT | + PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .read_word_data = pm6764tr_read_word_data, +}; + +static int pm6764tr_probe(struct i2c_client *client) +{ + return pmbus_do_probe(client, &pm6764tr_info); +} + +static const struct i2c_device_id pm6764tr_id[] = { + {"pm6764tr", 0}, + {} +}; +MODULE_DEVICE_TABLE(i2c, pm6764tr_id); + +static const struct of_device_id __maybe_unused pm6764tr_of_match[] = { + {.compatible = "st,pm6764tr"}, + {} +}; + +/* This is the driver that will be inserted */ +static struct i2c_driver pm6764tr_driver = { + .driver = { + .name = "pm6764tr", + .of_match_table = of_match_ptr(pm6764tr_of_match), + }, + .probe_new = pm6764tr_probe, + .id_table = pm6764tr_id, +}; + +module_i2c_driver(pm6764tr_driver); + +MODULE_AUTHOR("Charles Hsu"); +MODULE_DESCRIPTION("PMBus driver for ST PM6764TR"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(PMBUS); -- cgit v1.2.3