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Signed-off-by: Peter Chen --- Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt index 4159c8c..3c377a3 100644 --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt @@ -32,6 +32,8 @@ Optional properties: - external-vbus-divider: (FSL only) enables off-chip resistor divider for Vbus - itc-setting: interrupt threshold control register control, the setting should be aligned with ITC bits at register USBCMD. +- ahb-burst-config: it is vendor dependent, the required value should be + aligned with AHBBRST at SBUSCFG, the range is from 0x0 to 0x7. Example: @@ -44,4 +46,6 @@ Example: phy-names = "usb-phy"; vbus-supply = <®_usb0_vbus>; gadget-itc-setting = <0x4>; /* 4 micro-frames */ + /* Incremental burst of unspecified length */ + ahb-burst-config = <0x0>; };