Broadcom BCM54140 Quad SGMII/QSGMII PHY¶
Supported chips:
Broadcom BCM54140
Datasheet: not public
Author: Michael Walle <michael@walle.cc>
Description¶
The Broadcom BCM54140 is a Quad SGMII/QSGMII PHY which supports monitoring its die temperature as well as two analog voltages.
The AVDDL is a 1.0V analogue voltage, the AVDDH is a 3.3V analogue voltage. Both voltages and the temperature are measured in a round-robin fashion.
Sysfs entries¶
The following attributes are supported.
in0_label |
"AVDDL" |
in0_input |
Measured AVDDL voltage. |
in0_min |
Minimum AVDDL voltage. |
in0_max |
Maximum AVDDL voltage. |
in0_alarm |
AVDDL voltage alarm. |
in1_label |
"AVDDH" |
in1_input |
Measured AVDDH voltage. |
in1_min |
Minimum AVDDH voltage. |
in1_max |
Maximum AVDDH voltage. |
in1_alarm |
AVDDH voltage alarm. |
temp1_input |
Die temperature. |
temp1_min |
Minimum die temperature. |
temp1_max |
Maximum die temperature. |
temp1_alarm |
Die temperature alarm. |