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authorRobert Marko <robert.marko@sartura.hr>2021-06-07 13:34:29 +0300
committerGuenter Roeck <linux@roeck-us.net>2021-06-17 14:21:46 +0300
commit3efbcee8d4029795fa0a1ef90dc5b9ea763ed207 (patch)
tree3b652fb1591f2b3f6e04aed787f79c1b6c3277d6 /Documentation/hwmon
parentbf8e0cd8d6b2c9be365ea53d36e9368f07880a2f (diff)
downloadlinux-3efbcee8d4029795fa0a1ef90dc5b9ea763ed207.tar.xz
hwmon: (pmbus) Add driver for Delta DPS-920AB PSU
This adds support for the Delta DPS-920AB PSU. Only missing feature is fan control which the PSU supports. Signed-off-by: Robert Marko <robert.marko@sartura.hr> Link: https://lore.kernel.org/r/20210607103431.2039073-1-robert.marko@sartura.hr [groeck: Add MODULE_IMPORT_NS(PMBUS);] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
-rw-r--r--Documentation/hwmon/dps920ab.rst73
-rw-r--r--Documentation/hwmon/index.rst1
2 files changed, 74 insertions, 0 deletions
diff --git a/Documentation/hwmon/dps920ab.rst b/Documentation/hwmon/dps920ab.rst
new file mode 100644
index 000000000000..c33b4cdc0a60
--- /dev/null
+++ b/Documentation/hwmon/dps920ab.rst
@@ -0,0 +1,73 @@
+.. SPDX-License-Identifier: GPL-2.0-or-later
+
+Kernel driver dps920ab
+========================
+
+Supported chips:
+
+ * Delta DPS920AB
+
+ Prefix: 'dps920ab'
+
+ Addresses scanned: -
+
+Authors:
+ Robert Marko <robert.marko@sartura.hr>
+
+
+Description
+-----------
+
+This driver implements support for Delta DPS920AB 920W 54V DC single output
+power supply with PMBus support.
+
+The driver is a client driver to the core PMBus driver.
+Please see Documentation/hwmon/pmbus.rst 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.
+
+
+Sysfs entries
+-------------
+
+======================= ======================================================
+curr1_label "iin"
+curr1_input Measured input current
+curr1_alarm Input current high alarm
+
+curr2_label "iout1"
+curr2_input Measured output current
+curr2_max Maximum output current
+curr2_rated_max Maximum rated output current
+
+in1_label "vin"
+in1_input Measured input voltage
+in1_alarm Input voltage alarm
+
+in2_label "vout1"
+in2_input Measured output voltage
+in2_rated_min Minimum rated output voltage
+in2_rated_max Maximum rated output voltage
+in2_alarm Output voltage alarm
+
+power1_label "pin"
+power1_input Measured input power
+power1_alarm Input power high alarm
+
+power2_label "pout1"
+power2_input Measured output power
+power2_rated_max Maximum rated output power
+
+temp[1-3]_input Measured temperature
+temp[1-3]_alarm Temperature alarm
+
+fan1_alarm Fan 1 warning.
+fan1_fault Fan 1 fault.
+fan1_input Fan 1 speed in RPM.
+======================= ======================================================
diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst
index 9d4f5b2b84b0..bc01601ea81a 100644
--- a/Documentation/hwmon/index.rst
+++ b/Documentation/hwmon/index.rst
@@ -53,6 +53,7 @@ Hardware Monitoring Kernel Drivers
da9055
dell-smm-hwmon
dme1737
+ dps920ab
drivetemp
ds1621
ds620