Add documentation and index link for pim4328 PMBus driver. Signed-off-by: Erik Rosen <erik.rosen@xxxxxxxxxxxxx> --- Documentation/hwmon/index.rst | 1 + Documentation/hwmon/pim4328.rst | 105 ++++++++++++++++++++++++++++++++ MAINTAINERS | 7 +++ 3 files changed, 113 insertions(+) create mode 100644 Documentation/hwmon/pim4328.rst diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst index 9ed60fa84cbe..719625f8f755 100644 --- a/Documentation/hwmon/index.rst +++ b/Documentation/hwmon/index.rst @@ -150,6 +150,7 @@ Hardware Monitoring Kernel Drivers pc87360 pc87427 pcf8591 + pim4328 pm6764tr pmbus powr1220 diff --git a/Documentation/hwmon/pim4328.rst b/Documentation/hwmon/pim4328.rst new file mode 100644 index 000000000000..70c9e7a6882c --- /dev/null +++ b/Documentation/hwmon/pim4328.rst @@ -0,0 +1,105 @@ +.. SPDX-License-Identifier: GPL-2.0 + +Kernel driver pim4328 +===================== + +Supported chips: + + * Flex PIM4328 + + Prefix: 'pim4328', 'bmr455' + + Addresses scanned: - + + Datasheet: + +https://flexpowermodules.com/resources/fpm-techspec-pim4328 + + * Flex PIM4820 + + Prefixes: 'pim4820' + + Addresses scanned: - + + Datasheet: https://flexpowermodules.com/resources/fpm-techspec-pim4820 + + * Flex PIM4006, PIM4106, PIM4206, PIM4306, PIM4406 + + Prefixes: 'pim4006', 'pim4106', 'pim4206', 'pim4306', 'pim4406' + + Addresses scanned: - + + Datasheet: https://flexpowermodules.com/resources/fpm-techspec-pim4006 + +Author: Erik Rosen <erik.rosen@xxxxxxxxxxxxx> + + +Description +----------- + +This driver supports hardware monitoring for Flex PIM4328 and +compatible digital power interface modules. + +The driver is a client driver to the core PMBus driver. Please see +Documentation/hwmon/pmbus.rst and Documentation.hwmon/pmbus-core for details +on PMBus client drivers. + + +Usage Notes +----------- + +This driver does not auto-detect devices. You will have to instantiate the +devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for +details. + + +Platform data support +--------------------- + +The driver supports standard PMBus driver platform data. + + +Sysfs entries +------------- + +The following attributes are supported. All attributes are read-only. + +======================= ======================================================== +in1_label "vin" +in1_input Measured input voltage. +in1_alarm Input voltage alarm. + +in2_label "vin.0" +in2_input Measured input voltage on input A. + + PIM4328 and PIM4X06 + +in3_label "vin.1" +in3_input Measured input voltage on input B. + + PIM4328 and PIM4X06 + +in4_label "vcap" +in4_input Measured voltage on holdup capacitor. + + PIM4328 + +curr1_label "iin.0" +curr1_input Measured input current on input A. + + PIM4X06 + +curr2_label "iin.1" +curr2_input Measured input current on input B. + + PIM4X06 + +currX_label "iout1" +currX_input Measured output current. +currX_alarm Output current alarm. + + X is 1 for PIM4820, 3 otherwise. + +temp1_input Measured temperature. +temp1_alarm High temperature alarm. +======================= ======================================================== diff --git a/MAINTAINERS b/MAINTAINERS index bd7aff0c120f..378a121d80f6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14416,6 +14416,13 @@ K: (?i)pidfd K: (?i)clone3 K: \b(clone_args|kernel_clone_args)\b +PIM4328 DRIVER +M: Daniel Nilsson <daniel.nilsson@xxxxxxxx> +L: linux-hwmon@xxxxxxxxxxxxxxx +S: Maintained +F: Documentation/hwmon/pim4328.rst +F: drivers/hwmon/pmbus/pim4328.c + PIN CONTROL SUBSYSTEM M: Linus Walleij <linus.walleij@xxxxxxxxxx> L: linux-gpio@xxxxxxxxxxxxxxx -- 2.20.1