On Fri, Nov 24, 2023 at 03:18:16PM +0100, Nuno Sa wrote: > Add bindings for the LTC4282 High Current Hot Swap Controller with I2C > Compatible Monitoring. > > Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx> > --- > .../devicetree/bindings/hwmon/adi,ltc4282.yaml | 206 +++++++++++++++++++++ > MAINTAINERS | 6 + > 2 files changed, 212 insertions(+) > > diff --git a/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml b/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml > new file mode 100644 > index 000000000000..6c979f70687e > --- /dev/null > +++ b/Documentation/devicetree/bindings/hwmon/adi,ltc4282.yaml > @@ -0,0 +1,206 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/hwmon/adi,ltc4282.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Analog Devices LTC4282 I2C High Current Hot Swap Controller over I2C > + > +maintainers: > + - Nuno Sa <nuno.sa@xxxxxxxxxx> > + > +description: | > + Analog Devices LTC4282 I2C High Current Hot Swap Controller over I2C. > + > + https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4282.pdf > + > +properties: > + compatible: > + enum: > + - adi,ltc4282 > + > + reg: > + maxItems: 1 > + > + vdd-supply: true > + > + clocks: > + maxItems: 1 > + > + '#clock-cells': > + const: 0 > + > + adi,rsense-nano-ohms: > + description: Value of the sense resistor. > + > + adi,vin-mode-microvolt: > + description: > + Selects operating range for the Undervoltage, Overvoltage and Foldback > + pins. Also for the ADC. Should be set to the nominal input voltage. > + enum: [3300000, 5000000, 12000000, 24000000] > + default: 12000000 > + > + adi,fet-bad-timeout-ms: > + description: > + From the moment a FET bad conditions is present, this property selects the > + wait time/timeout for a FET-bad fault to be signaled. Setting this to 0, > + disables FET bad faults to be reported. > + default: 255 > + maximum: 255 > + > + adi,overvoltage-dividers: > + description: | > + Select which dividers to use for VDD Overvoltage detection. Note that > + when the internal dividers are used the threshold is referenced to VDD. > + The percentages in the datasheet are misleading since the actual values > + to look for are in the "Absolute Maximum Ratings" table in the > + "Comparator Inputs" section. In there there's a line for each of the 5%, > + 10% and 15% settings with the actual min, typical and max tolerances. > + $ref: /schemas/types.yaml#/definitions/string > + enum: [external, vdd_5_percent, vdd_10_percent, vdd_15_percent] > + default: 0 Default is an integer yet the type is a string? > + > + adi,undervoltage-dividers: > + description: | > + Select which dividers to use for VDD Overvoltage detection. Note that > + when the internal dividers are used the threshold is referenced to VDD. > + The percentages in the datasheet are misleading since the actual values > + to look for are in the "Absolute Maximum Ratings" table in the > + "Comparator Inputs" section. In there there's a line for each of the 5%, > + 10% and 15% settings with the actual min, typical and max tolerances. > + $ref: /schemas/types.yaml#/definitions/string > + enum: [external, vdd_5_percent, vdd_10_percent, vdd_15_percent] > + default: 0
