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| author | Philipp Puschmann <philipp.puschmann@emlix.com> | 2019-02-27 06:51:31 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-02-27 15:51:01 +0100 |
| commit | 30097374e6ff6997f6c7104b62d7e2c6d15578f0 (patch) | |
| tree | f35900d5e45b446e13ea65513e9f04ac6f7d0df3 /Documentation/devicetree | |
| parent | 3c91b652ec36f1bde3bba5977c23d0e492887176 (diff) | |
| download | linux-30097374e6ff6997f6c7104b62d7e2c6d15578f0.tar.gz | |
dt-bindings: usb: ci-hdrc-usb2: add property power-active-high
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>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt index adae82385dd6..a254386a91ad 100644 --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt @@ -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: |