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| author | Maxim Sloyko <maxims@google.com> | 2019-04-15 15:28:07 -0700 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2019-04-15 17:19:53 -0700 |
| commit | 038a9c3d1e42420943c60f879fdb00b62f207f9c (patch) | |
| tree | d7f5e84bd3bbb79c8038f2ac47f445281415b062 /Documentation/hwmon | |
| parent | 991d679951f0df27db170036080746b84115e1e7 (diff) | |
| download | linux-038a9c3d1e42420943c60f879fdb00b62f207f9c.tar.bz2 | |
hwmon: (pmbus/isl68137) Add driver for Intersil ISL68137 PWM Controller
Intersil ISL68137 is a digital output 7-phase configurable PWM
controller with an AVSBus interface.
Signed-off-by: Maxim Sloyko <maxims@google.com>
Signed-off-by: Robert Lippert <rlippert@google.com>
Signed-off-by: Patrick Venture <venture@google.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/isl68137 | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/Documentation/hwmon/isl68137 b/Documentation/hwmon/isl68137 new file mode 100644 index 000000000000..92e5c5fc5b77 --- /dev/null +++ b/Documentation/hwmon/isl68137 @@ -0,0 +1,72 @@ +Kernel driver isl68137 +====================== + +Supported chips: + * Intersil ISL68137 + Prefix: 'isl68137' + Addresses scanned: - + Datasheet: Publicly available at the Intersil website + https://www.intersil.com/content/dam/Intersil/documents/isl6/isl68137.pdf + +Authors: + Maxim Sloyko <maxims@google.com> + Robert Lippert <rlippert@google.com> + Patrick Venture <venture@google.com> + +Description +----------- + +Intersil ISL68137 is a digital output 7-phase configurable PWM +controller with an AVSBus interface. + +Usage Notes +----------- + +This driver does not probe for PMBus devices. You will have to instantiate +devices explicitly. + +The ISL68137 AVS operation mode must be enabled/disabled at runtime. + +Beyond the normal sysfs pmbus attributes, the driver exposes a control attribute. + +Additional Sysfs attributes +--------------------------- + +avs(0|1)_enable Controls the AVS state of each rail. + +curr1_label "iin" +curr1_input Measured input current +curr1_crit Critical maximum current +curr1_crit_alarm Current critical high alarm + +curr[2-3]_label "iout[1-2]" +curr[2-3]_input Measured output current +curr[2-3]_crit Critical maximum current +curr[2-3]_crit_alarm Current critical high alarm + +in1_label "vin" +in1_input Measured input voltage +in1_lcrit Critical minimum input voltage +in1_lcrit_alarm Input voltage critical low alarm +in1_crit Critical maximum input voltage +in1_crit_alarm Input voltage critical high alarm + +in[2-3]_label "vout[1-2]" +in[2-3]_input Measured output voltage +in[2-3]_lcrit Critical minimum output voltage +in[2-3]_lcrit_alarm Output voltage critical low alarm +in[2-3]_crit Critical maximum output voltage +in[2-3]_crit_alarm Output voltage critical high alarm + +power1_label "pin" +power1_input Measured input power +power1_alarm Input power high alarm + +power[2-3]_label "pout[1-2]" +power[2-3]_input Measured output power + +temp[1-3]_input Measured temperature +temp[1-3]_crit Critical high temperature +temp[1-3]_crit_alarm Chip temperature critical high alarm +temp[1-3]_max Maximum temperature +temp[1-3]_max_alarm Chip temperature high alarm |