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56 lines
1.7 KiB
56 lines
1.7 KiB
.. SPDX-License-Identifier: GPL-2.0 |
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Kernel driver ltc2992 |
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===================== |
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Supported chips: |
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* Linear Technology LTC2992 |
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Prefix: 'ltc2992' |
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Datasheet: https://www.analog.com/media/en/technical-documentation/data-sheets/ltc2992.pdf |
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Author: Alexandru Tachici <[email protected]> |
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Description |
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----------- |
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This driver supports hardware monitoring for Linear Technology LTC2992 power monitor. |
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LTC2992 is a rail-to-rail system monitor that measures current, |
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voltage, and power of two supplies. |
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Two ADCs simultaneously measure each supply's current. A third ADC monitors |
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the input voltages and four auxiliary external voltages. |
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Sysfs entries |
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------------- |
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The following attributes are supported. Limits are read-write, |
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all other attributes are read-only. |
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in_reset_history Reset all highest/lowest values. |
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inX_input Measured voltage. |
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inX_lowest Minimum measured voltage. |
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inX_highest Maximum measured voltage. |
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inX_min Minimum voltage allowed. |
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inX_max Maximum voltage allowed. |
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inX_min_alarm An undervoltage occurred. Cleared on read. |
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inX_max_alarm An overvoltage occurred. Cleared on read. |
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currX_input Measured current. |
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currX_lowest Minimum measured current. |
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currX_highest Maximum measured current. |
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currX_min Minimum current allowed. |
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currX_max Maximum current allowed. |
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currX_min_alarm An undercurrent occurred. Cleared on read. |
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currX_max_alarm An overcurrent occurred. Cleared on read. |
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powerX_input Measured power. |
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powerX_input_lowest Minimum measured voltage. |
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powerX_input_highest Maximum measured voltage. |
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powerX_min Minimum power. |
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powerX_max Maximum power. |
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powerX_min_alarm An underpower occurred. Cleared on read. |
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powerX_max_alarm An overpower occurred. Cleared on read.
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