On Tue, Jan 24, 2023 at 09:23:17PM +0100, Naresh Solanki wrote:
> From: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
>
> Add the pmbus driver for the Infineon TDA38640 voltage regulator.
>
> Signed-off-by: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
> Signed-off-by: Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>
Applied to hwmon-next.
Thanks,
Guenter
> ---
> drivers/hwmon/pmbus/Kconfig | 16 ++++++++
> drivers/hwmon/pmbus/Makefile | 1 +
> drivers/hwmon/pmbus/tda38640.c | 74 ++++++++++++++++++++++++++++++++++
> 3 files changed, 91 insertions(+)
> create mode 100644 drivers/hwmon/pmbus/tda38640.c
>
> diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig
> index 30448e049486..9f4bbb9c487a 100644
> --- a/drivers/hwmon/pmbus/Kconfig
> +++ b/drivers/hwmon/pmbus/Kconfig
> @@ -395,6 +395,22 @@ config SENSORS_STPDDC60
> This driver can also be built as a module. If so, the module will
> be called stpddc60.
>
> +config SENSORS_TDA38640
> + tristate "Infineon TDA38640"
> + help
> + If you say yes here you get hardware monitoring support for Infineon
> + TDA38640.
> +
> + This driver can also be built as a module. If so, the module will
> + be called tda38640.
> +
> +config SENSORS_TDA38640_REGULATOR
> + bool "Regulator support for TDA38640 and compatibles"
> + depends on SENSORS_TDA38640 && REGULATOR
> + help
> + If you say yes here you get regulator support for Infineon
> + TDA38640 as regulator.
> +
> config SENSORS_TPS40422
> tristate "TI TPS40422"
> help
> diff --git a/drivers/hwmon/pmbus/Makefile b/drivers/hwmon/pmbus/Makefile
> index d9d2fa4bd6f7..3ae019916267 100644
> --- a/drivers/hwmon/pmbus/Makefile
> +++ b/drivers/hwmon/pmbus/Makefile
> @@ -40,6 +40,7 @@ obj-$(CONFIG_SENSORS_PM6764TR) += pm6764tr.o
> obj-$(CONFIG_SENSORS_PXE1610) += pxe1610.o
> obj-$(CONFIG_SENSORS_Q54SJ108A2) += q54sj108a2.o
> obj-$(CONFIG_SENSORS_STPDDC60) += stpddc60.o
> +obj-$(CONFIG_SENSORS_TDA38640) += tda38640.o
> obj-$(CONFIG_SENSORS_TPS40422) += tps40422.o
> obj-$(CONFIG_SENSORS_TPS53679) += tps53679.o
> obj-$(CONFIG_SENSORS_TPS546D24) += tps546d24.o
> diff --git a/drivers/hwmon/pmbus/tda38640.c b/drivers/hwmon/pmbus/tda38640.c
> new file mode 100644
> index 000000000000..c3e781319cd1
> --- /dev/null
> +++ b/drivers/hwmon/pmbus/tda38640.c
> @@ -0,0 +1,74 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Hardware monitoring driver for Infineon TDA38640
> + *
> + * Copyright (c) 2023 9elements GmbH
> + *
> + */
> +
> +#include <linux/err.h>
> +#include <linux/i2c.h>
> +#include <linux/init.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/regulator/driver.h>
> +#include "pmbus.h"
> +
> +static const struct regulator_desc __maybe_unused tda38640_reg_desc[] = {
> + PMBUS_REGULATOR("vout", 0),
> +};
> +
> +static struct pmbus_driver_info tda38640_info = {
> + .pages = 1,
> + .format[PSC_VOLTAGE_IN] = linear,
> + .format[PSC_VOLTAGE_OUT] = linear,
> + .format[PSC_CURRENT_OUT] = linear,
> + .format[PSC_CURRENT_IN] = linear,
> + .format[PSC_POWER] = linear,
> + .format[PSC_TEMPERATURE] = linear,
> +
> + .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
> + | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
> + | PMBUS_HAVE_IIN
> + | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
> + | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
> + | PMBUS_HAVE_POUT | PMBUS_HAVE_PIN,
> +#if IS_ENABLED(CONFIG_SENSORS_TDA38640_REGULATOR)
> + .num_regulators = 1,
> + .reg_desc = tda38640_reg_desc,
> +#endif
> +};
> +
> +static int tda38640_probe(struct i2c_client *client)
> +{
> + return pmbus_do_probe(client, &tda38640_info);
> +}
> +
> +static const struct i2c_device_id tda38640_id[] = {
> + {"tda38640", 0},
> + {}
> +};
> +MODULE_DEVICE_TABLE(i2c, tda38640_id);
> +
> +static const struct of_device_id __maybe_unused tda38640_of_match[] = {
> + { .compatible = "infineon,tda38640"},
> + { },
> +};
> +MODULE_DEVICE_TABLE(of, tda38640_of_match);
> +
> +/* This is the driver that will be inserted */
> +static struct i2c_driver tda38640_driver = {
> + .driver = {
> + .name = "tda38640",
> + .of_match_table = of_match_ptr(tda38640_of_match),
> + },
> + .probe_new = tda38640_probe,
> + .id_table = tda38640_id,
> +};
> +
> +module_i2c_driver(tda38640_driver);
> +
> +MODULE_AUTHOR("Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>");
> +MODULE_DESCRIPTION("PMBus driver for Infineon TDA38640");
> +MODULE_LICENSE("GPL");
> +MODULE_IMPORT_NS(PMBUS);
