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SubjectRe: [PATCH v3 2/3] dt-bindings: power: supply: add cw2015_battery bindings
On Wed, Mar 11, 2020 at 10:30:42AM +0100, Tobias Schramm wrote:
> This patch adds the dts binding schema for the cw2015 fuel gauge.
>
> Signed-off-by: Tobias Schramm <t.schramm@manjaro.org>
> ---
> .../bindings/power/supply/cw2015_battery.yaml | 83 +++++++++++++++++++
> 1 file changed, 83 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/supply/cw2015_battery.yaml
>
> diff --git a/Documentation/devicetree/bindings/power/supply/cw2015_battery.yaml b/Documentation/devicetree/bindings/power/supply/cw2015_battery.yaml
> new file mode 100644
> index 000000000000..647dbc6e136e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/cw2015_battery.yaml
> @@ -0,0 +1,83 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/supply/cw2015_battery.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Battery driver for CW2015 shuntless fule gauge by CellWise.

s/fule/fuel/


> +
> +maintainers:
> + - Tobias Schramm <t.schramm@manjaro.org>
> +
> +description: |
> + The driver can utilize information from a simple-battery linked via a
> + phandle in monitored-battery. If specified the driver uses the
> + charge-full-design-microamp-hours property of the battery.
> +
> +properties:
> + compatible:
> + const: cellwise,cw2015
> +
> + reg:
> + items:
> + - description: i2c address
> +
> + cellwise,battery-profile:
> + description: |
> + This property specifies characteristics of the battery used. The format
> + of this binary blob is kept secret by CellWise. The only way to obtain
> + it is to mail two batteries to a test facility of CellWise and receive
> + back a test report with the binary blob.
> + allOf:
> + - $ref: /schemas/types.yaml#definitions/uint8-array
> + items:
> + - minItems: 64
> + maxItems: 64
> +
> + cellwise,monitor-interval-ms:
> + description:
> + Specifies the interval in milliseconds gauge values are polled at
> + $ref: /schemas/types.yaml#/definitions/uint32
> +
> + power-supplies:
> + description:
> + Specifies supplies used for charging the battery connected to this gauge
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/phandle-array
> + - minItems: 1
> + maxItems: 8 # Should be enough

Is it necessary to set a maximum? power_supply.txt is still a text file
but there is no mention of a maximum there.


Daniel.

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