The LTC3350 is a backup power controller that can charge and monitor a series stack of one to four supercapacitors. Signed-off-by: Mike Looijmans <mike.looijmans@xxxxxxxx> --- .../bindings/power/supply/ltc3350.yaml | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/ltc3350.yaml diff --git a/Documentation/devicetree/bindings/power/supply/ltc3350.yaml b/Documentation/devicetree/bindings/power/supply/ltc3350.yaml new file mode 100644 index 000000000000..607a62fd25ba --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/ltc3350.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (C) 2024 Topic Embedded Products +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/supply/ltc3350.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Linear Technology (Analog Devices) LTC3350 Supercap Charger + +maintainers: + - Mike Looijmans <mike.looijmans@xxxxxxxx> + +description: | + The LTC3350 is a High Current Supercapacitor Backup Controller and System + Monitor. + Specifications about the charger can be found at: + https://www.analog.com/en/products/ltc3350.html + +properties: + compatible: + enum: + - lltc,ltc3350 + + reg: + maxItems: 1 + description: I2C address of the charger. + + lltc,rsnsc-micro-ohms: + description: Capacitor charger sense resistor in microohm. + minimum: 1000 + + lltc,rsnsi-micro-ohms: + description: Input current sense resistor in microohm. + minimum: 1000 + +required: + - compatible + - reg + - lltc,rsnsc-micro-ohms + - lltc,rsnsi-micro-ohms + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + charger: battery-charger@9 { + compatible = "lltc,ltc3350"; + reg = <0x9>; + lltc,rsnsc-micro-ohms = <10000>; + lltc,rsnsi-micro-ohms = <10000>; + }; + }; -- 2.34.1 Met vriendelijke groet / kind regards, Mike Looijmans System Expert TOPIC Embedded Products B.V. Materiaalweg 4, 5681 RJ Best The Netherlands T: +31 (0) 499 33 69 69 E: mike.looijmans@xxxxxxxx W: www.topic.nl Please consider the environment before printing this e-mail
