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Commit 39aba471 authored by Phil Reid's avatar Phil Reid Committed by Linus Walleij
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dt-bindings: pinctrl: mcp23s08: add documentation for drive-open-drain 



This flag set the mcp23s08 device irq type to open drain active low.

Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarPhil Reid <preid@electromag.com.au>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent d9f50048

Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt

+2 −0
Original line number Diff line number Diff line
@@ -45,6 +45,8 @@ Optional properties: 
  - first cell is the pin number

  - second cell is used to specify flags.

- interrupt-controller: Marks the device node as a interrupt controller.

- drive-open-drain: Sets the ODR flag in the IOCON register. This configures

        the IRQ output as open drain active low.



Optional device specific properties:

- microchip,irq-mirror: Sets the mirror flag in the IOCON register. Devices