On Fri, Aug 12, 2022 at 08:01:04AM +0100, Lee Jones wrote: > On Thu, 11 Aug 2022, Matt Ranostay wrote: > > > From: Keerthy <j-keerthy@xxxxxx> > > > > The TPS6594x chip is a PMIC, and contains the following components: > > > > - Regulators > > - GPIO controller > > - RTC > > > > However initially only RTC is supported. > > > > Signed-off-by: Keerthy <j-keerthy@xxxxxx> > > Signed-off-by: Matt Ranostay <mranostay@xxxxxx> > > --- > > drivers/mfd/Kconfig | 14 ++++ > > drivers/mfd/Makefile | 1 + > > drivers/mfd/tps6594x.c | 121 +++++++++++++++++++++++++++++++++++ > > include/linux/mfd/tps6594x.h | 84 ++++++++++++++++++++++++ > > 4 files changed, 220 insertions(+) > > create mode 100644 drivers/mfd/tps6594x.c > > create mode 100644 include/linux/mfd/tps6594x.h > > > > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig > > index abb58ab1a1a4..4845683ae1d0 100644 > > --- a/drivers/mfd/Kconfig > > +++ b/drivers/mfd/Kconfig > > @@ -1547,6 +1547,20 @@ config MFD_TI_LP873X > > This driver can also be built as a module. If so, the module > > will be called lp873x. > > > > +config MFD_TPS6594X > > + tristate "TI TPS6594X Power Management IC" > > + depends on I2C && OF > > + select MFD_CORE > > + select REGMAP_I2C > > + help > > + If you say yes here then you get support for the TPS6594X series of > > + Power Management Integrated Circuits (PMIC). > > + These include voltage regulators, RTS, configurable > > + General Purpose Outputs (GPO) that are used in portable devices. > > + > > + This driver can also be built as a module. If so, the module > > + will be called tps6594x. > > + > > config MFD_TI_LP87565 > > tristate "TI LP87565 Power Management IC" > > depends on I2C && OF > > diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile > > index 858cacf659d6..7ff6a8a57d55 100644 > > --- a/drivers/mfd/Makefile > > +++ b/drivers/mfd/Makefile > > @@ -105,6 +105,7 @@ obj-$(CONFIG_MFD_TPS65910) += tps65910.o > > obj-$(CONFIG_MFD_TPS65912) += tps65912-core.o > > obj-$(CONFIG_MFD_TPS65912_I2C) += tps65912-i2c.o > > obj-$(CONFIG_MFD_TPS65912_SPI) += tps65912-spi.o > > +obj-$(CONFIG_MFD_TPS6594X) += tps6594x.o > > obj-$(CONFIG_MENELAUS) += menelaus.o > > > > obj-$(CONFIG_TWL4030_CORE) += twl-core.o twl4030-irq.o twl6030-irq.o > > diff --git a/drivers/mfd/tps6594x.c b/drivers/mfd/tps6594x.c > > new file mode 100644 > > index 000000000000..ff265b91db3e > > --- /dev/null > > +++ b/drivers/mfd/tps6594x.c > > @@ -0,0 +1,121 @@ > > +// SPDX-License-Identifier: GPL-2.0-or-later > > +/* > > + * Driver for tps6594x PMIC chips > > + * > > + * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/ > > + * Author: Keerthy <j-keerthy@xxxxxx> > > + */ > > + > > +#include <linux/of.h> > > +#include <linux/of_device.h> > > +#include <linux/mfd/core.h> > > +#include <linux/mfd/tps6594x.h> > > +#include <linux/module.h> > > +#include <linux/i2c.h> > > +#include <linux/regmap.h> > > + > > +static const struct regmap_config tps6594x_regmap_config = { > > + .reg_bits = 8, > > + .val_bits = 8, > > + .max_register = TPS6594X_REG_MAX, > > +}; > > + > > +static const struct mfd_cell tps6594x_cells[] = { > > + { .name = "tps6594x-gpio" }, > > + { .name = "tps6594x-regulator" }, > > + { .name = "tps6594x-rtc" }, > > +}; > > Where are the device drivers for these? > They currently don't exist. Would these need to be merged/developed before the acceptance of the mfd driver? - Matt > -- > Lee Jones [李琼斯]