| Chris Packham | e20a719 | 2021-03-01 16:59:54 +1300 | [diff] [blame] | 1 | .. SPDX-License-Identifier: GPL-2.0 |
| 2 | |
| 3 | Kernel driver ir36021 |
| 4 | ===================== |
| 5 | |
| 6 | Supported chips: |
| 7 | |
| 8 | * Infineon IR36021 |
| 9 | |
| 10 | Prefix: ir36021 |
| 11 | Addresses scanned: - |
| 12 | |
| 13 | Datasheet: Publicly available at the Infineon website |
| 14 | https://www.infineon.com/dgdl/ir36021.pdf?fileId=5546d462533600a4015355d0aa2d1775 |
| 15 | |
| 16 | Authors: |
| 17 | - Chris Packham <chris.packham@alliedtelesis.co.nz> |
| 18 | |
| 19 | Description |
| 20 | ----------- |
| 21 | |
| Mauro Carvalho Chehab | f063552 | 2021-05-16 12:18:18 +0200 | [diff] [blame] | 22 | The IR36021 is a dual-loop digital multi-phase buck controller designed for |
| Chris Packham | e20a719 | 2021-03-01 16:59:54 +1300 | [diff] [blame] | 23 | point of load applications. |
| 24 | |
| 25 | Usage Notes |
| 26 | ----------- |
| 27 | |
| 28 | This driver does not probe for PMBus devices. You will have to instantiate |
| 29 | devices explicitly. |
| 30 | |
| 31 | Sysfs attributes |
| 32 | ---------------- |
| 33 | |
| 34 | ======================= =========================== |
| 35 | curr1_label "iin" |
| 36 | curr1_input Measured input current |
| 37 | curr1_alarm Input fault alarm |
| 38 | |
| 39 | curr2_label "iout1" |
| 40 | curr2_input Measured output current |
| 41 | curr2_alarm Output over-current alarm |
| 42 | |
| 43 | in1_label "vin" |
| 44 | in1_input Measured input voltage |
| 45 | in1_alarm Input under-voltage alarm |
| 46 | |
| 47 | in2_label "vout1" |
| 48 | in2_input Measured output voltage |
| 49 | in2_alarm Output over-voltage alarm |
| 50 | |
| 51 | power1_label "pin" |
| 52 | power1_input Measured input power |
| 53 | power1_alarm Input under-voltage alarm |
| 54 | |
| 55 | power2_label "pout1" |
| 56 | power2_input Measured output power |
| 57 | |
| 58 | temp1_input Measured temperature |
| 59 | temp1_alarm Temperature alarm |
| 60 | |
| 61 | temp2_input Measured other loop temperature |
| 62 | temp2_alarm Temperature alarm |
| 63 | ======================= =========================== |