diff options
authorPatrick Venture <>2017-11-08 10:18:18 -0800
committerPatrick Venture <>2017-11-17 15:35:31 +0000
commit573f182806b61b8046573ef025de9c48a19887e8 (patch)
parentbb97d96dae396941ab7882d3c54f0671acca093b (diff)
sensor.value: update property documentation
The Scale and Unit fields are immutable, they can't change for a sensor. This is to enable pre-configuring the Scale or Unit in the phosphor-host-ipmid YAML. Change-Id: I36d0567a04687146defc70d2e4dcd3444653f4fe Signed-off-by: Patrick Venture <>
1 files changed, 2 insertions, 1 deletions
diff --git a/xyz/openbmc_project/Sensor/Value.interface.yaml b/xyz/openbmc_project/Sensor/Value.interface.yaml
index 2a060e8..daa7f24 100644
--- a/xyz/openbmc_project/Sensor/Value.interface.yaml
+++ b/xyz/openbmc_project/Sensor/Value.interface.yaml
@@ -24,7 +24,7 @@ properties:
- name: Unit
type: enum[self.Unit]
description: >
- The unit of the reading.
+ The unit of the reading. Immutable once set for a sensor.
For objects in the temperature namespace, Unit must be "DegreesC".
For objects in the fan_tach namespace, Unit must be "RPMS".
For objects in the voltage namespace, Unit must be "Volts".
@@ -36,6 +36,7 @@ properties:
type: int64
description: >
The reading scaling factor N, where the actual reading is Value * 10^N.
+ This is immutable once set for a sensor.
- name: Unit
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