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dt-bindings: usb: ci-hdrc-usb2: add property power-active-high

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The i.MX USB controller may drive the usb power line directly, but the
polarity depends on the board. Reset state of the polarity is low-active so
add this property to allow it to be high-active.

Signed-off-by: Philipp Puschmann <philipp.puschmann@emlix.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Puschmann 2019-02-27 06:51:31 +00:00 committed by Greg Kroah-Hartman
parent 3c91b652ec
commit 30097374e6
1 changed files with 1 additions and 0 deletions
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Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
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@ -93,6 +93,7 @@ i.mx specific properties
- over-current-active-low: over current signal polarity is active low.
- over-current-active-high: over current signal polarity is active high.
It's recommended to specify the over current polarity.
- power-active-high: power signal polarity is active high
- external-vbus-divider: enables off-chip resistor divider for Vbus
Example: