Infineon TDA38640 is PMBUS compliant voltage regulator.
Signed-off-by: Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>
---
.../devicetree/bindings/trivial-devices.yaml | 2 +
Documentation/hwmon/tda38640.rst | 66 +++++++++++++++++++
2 files changed, 68 insertions(+)
create mode 100644 Documentation/hwmon/tda38640.rst
diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
index f5c0a6283e61..a28b02036489 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -141,6 +141,8 @@ properties:
- infineon,slb9645tt
# Infineon SLB9673 I2C TPM 2.0
- infineon,slb9673
+ # Infineon TDA38640 Voltage Regulator
+ - infineon,tda38640
# Infineon TLV493D-A1B6 I2C 3D Magnetic Sensor
- infineon,tlv493d-a1b6
# Infineon Multi-phase Digital VR Controller xdpe11280
diff --git a/Documentation/hwmon/tda38640.rst b/Documentation/hwmon/tda38640.rst
new file mode 100644
index 000000000000..45dd07e41247
--- /dev/null
+++ b/Documentation/hwmon/tda38640.rst
@@ -0,0 +1,66 @@
+Kernel driver tda38640
+=====================
+
+Supported chips:
+
+ * Infineon TDA38060
+
+ Prefix: 'TDA38640'
+ Addresses scanned: -
+
+ Datasheet: Publicly available at the Infineon website
+ https://www.infineon.com/dgdl/Infineon-TDA38640-0000-DataSheet-v02_04-EN.pdf?fileId=8ac78c8c80027ecd018042f2337f00c9
+
+Authors:
+ - Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>
+ - Naresh Solanki <Naresh.Solanki@xxxxxxxxxxxxx>
+
+Description
+-----------
+
+TDA38640 is a 40A Single-voltage Synchronous Buck Regulator with SVID and I2C.
+
+Usage Notes
+-----------
+
+This driver does not probe for PMBus devices. You will have to instantiate
+devices explicitly.
+
+Sysfs attributes
+----------------
+
+======================= ===========================
+curr1_label "iout1"
+curr1_input Measured output current
+curr1_crit Critical maximum current
+curr1_crit_alarm Current critical high alarm
+curr1_max Maximum current
+curr1_max_alarm Current high alarm
+
+in1_label "vin"
+in1_input Measured input voltage
+in1_crit Critical maximum input voltage
+in1_crit_alarm Input voltage critical high alarm
+in1_min Minimum input voltage
+in1_min_alarm Input voltage low alarm
+
+in2_label "vout1"
+in2_input Measured output voltage
+in2_lcrit Critical minimum output voltage
+in2_lcrit_alarm Output voltage critical low alarm
+in2_crit Critical maximum output voltage
+in2_crit_alarm Output voltage critical high alarm
+in2_max Maximum output voltage
+in2_max_alarm Output voltage high alarm
+in2_min Minimum output voltage
+in2_min_alarm Output voltage low alarm
+
+power1_label "pout1"
+power1_input Measured output power
+
+temp1_input Measured temperature
+temp1_crit Critical high temperature
+temp1_crit_alarm Chip temperature critical high alarm
+temp1_max Maximum temperature
+temp1_max_alarm Chip temperature high alarm
+======================= ===========================
base-commit: 4d891f76a30d3be4194a805c5e4277786140ef05
--
2.38.1
