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DTS: Bindings: pca953x add an optional vcc-supply property

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Hardware can have a switchable Vcc supply, so let's add it to
the bindings (the current Linux driver code already supports it).

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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H. Nikolaus Schaller 2018-04-28 18:31:36 +02:00 committed by Linus Walleij
parent a0ecbcccb5
commit adc07ab745
1 changed files with 1 additions and 0 deletions
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Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
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@ -35,6 +35,7 @@ Required properties:
Optional properties: Optional properties:
- reset-gpios: GPIO specification for the RESET input. This is an - reset-gpios: GPIO specification for the RESET input. This is an
active low signal to the PCA953x. active low signal to the PCA953x.
- vcc-supply: power supply regulator.
Example: Example: