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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/hwmon/bcm54140.rst | |
| parent | Initial commit. (diff) | |
| download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/hwmon/bcm54140.rst')
| -rw-r--r-- | Documentation/hwmon/bcm54140.rst | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/Documentation/hwmon/bcm54140.rst b/Documentation/hwmon/bcm54140.rst new file mode 100644 index 000000000..bc6ea4b45 --- /dev/null +++ b/Documentation/hwmon/bcm54140.rst @@ -0,0 +1,45 @@ +.. SPDX-License-Identifier: GPL-2.0-only + +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. +======================= ======================================================== |