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dt-bindings: tcan4x5x: Make wake-gpio an optional gpio

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The wake-up of the device can be configured as an optional feature of
the device. Move the wake-up gpio from a requried property to an
optional property.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Cc: Rob Herring <robh@kernel.org>
Reviewed-by: Sean Nyekjaer <sean@geanix.com>
Tested-by: Sean Nyekjaer <sean@geanix.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Dan Murphy 2019-12-04 11:51:11 -06:00 committed by Marc Kleine-Budde
parent 9c9e1b012a
commit 1202d2318e
1 changed files with 1 additions and 1 deletions
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Documentation/devicetree/bindings/net/can/tcan4x5x.txt
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@ -10,7 +10,6 @@ Required properties:
- #size-cells: 0
- spi-max-frequency: Maximum frequency of the SPI bus the chip can
operate at should be less than or equal to 18 MHz.
- device-wake-gpios: Wake up GPIO to wake up the TCAN device.
- interrupt-parent: the phandle to the interrupt controller which provides
the interrupt.
- interrupts: interrupt specification for data-ready.
@ -23,6 +22,7 @@ Optional properties:
reset.
- device-state-gpios: Input GPIO that indicates if the device is in
a sleep state or if the device is active.
- device-wake-gpios: Wake up GPIO to wake up the TCAN device.
Example:
tcan4x5x: tcan4x5x@0 {