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| author |   Chris Packham <chris.packham@alliedtelesis.co.nz> | 2021-03-01 16:59:54 +1300 |
|---|---|---|
| committer |   Guenter Roeck <linux@roeck-us.net> | 2021-04-20 06:50:14 -0700 |
| commit | e20a7198a20fcd406809ccf25e6331331d352718 (patch) | |
| tree | 8fd8d587280734b6368a1ea7a0939cd7f0372cc4 /Documentation/hwmon | |
| parent | dt-bindings: trivial-devices: Add infineon,ir36021 (diff) | |
| download | linux-dev-e20a7198a20fcd406809ccf25e6331331d352718.tar.xz linux-dev-e20a7198a20fcd406809ccf25e6331331d352718.zip | |
hwmon: (pmbus) Add driver for Infineon IR36021
The IR36021 is a dual‐loop digital multi‐phase buck controller.
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20210301035954.16713-3-chris.packham@alliedtelesis.co.nz
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/index.rst | 1 | ||||
| -rw-r--r-- | Documentation/hwmon/ir36021.rst | 63 |
2 files changed, 64 insertions, 0 deletions
diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst index 8d5a2df1ecb6..b34894403c2b 100644 --- a/Documentation/hwmon/index.rst +++ b/Documentation/hwmon/index.rst @@ -77,6 +77,7 @@ Hardware Monitoring Kernel Drivers intel-m10-bmc-hwmon ir35221 ir38064 + ir36021 isl68137 it87 jc42 diff --git a/Documentation/hwmon/ir36021.rst b/Documentation/hwmon/ir36021.rst new file mode 100644 index 000000000000..ca3436b04e20 --- /dev/null +++ b/Documentation/hwmon/ir36021.rst @@ -0,0 +1,63 @@ +.. SPDX-License-Identifier: GPL-2.0 + +Kernel driver ir36021 +===================== + +Supported chips: + + * Infineon IR36021 + + Prefix: ir36021 + Addresses scanned: - + + Datasheet: Publicly available at the Infineon website + https://www.infineon.com/dgdl/ir36021.pdf?fileId=5546d462533600a4015355d0aa2d1775 + +Authors: + - Chris Packham <chris.packham@alliedtelesis.co.nz> + +Description +----------- + +The IR36021 is a dual‐loop digital multi‐phase buck controller designed for +point of load applications. + +Usage Notes +----------- + +This driver does not probe for PMBus devices. You will have to instantiate +devices explicitly. + +Sysfs attributes +---------------- + +======================= =========================== +curr1_label "iin" +curr1_input Measured input current +curr1_alarm Input fault alarm + +curr2_label "iout1" +curr2_input Measured output current +curr2_alarm Output over-current alarm + +in1_label "vin" +in1_input Measured input voltage +in1_alarm Input under-voltage alarm + +in2_label "vout1" +in2_input Measured output voltage +in2_alarm Output over-voltage alarm + +power1_label "pin" +power1_input Measured input power +power1_alarm Input under-voltage alarm + +power2_label "pout1" +power2_input Measured output power + +temp1_input Measured temperature +temp1_alarm Temperature alarm + +temp2_input Measured other loop temperature +temp2_alarm Temperature alarm +======================= =========================== |