From 022822df2808d2b57c4ab00e69fa033b29cf90aa Mon Sep 17 00:00:00 2001 From: William Wu Date: Mon, 8 Apr 2019 17:56:32 +0800 Subject: [PATCH] dt-bindings: usb: dwc3: add xhci-trb-ent-quirk property This patch add a new property "snps,xhci-trb-ent-quirk" for xHCI integrated in DWC3 IP to enable the Evaluate Next TRB(ENT) flag in the TRB data structure. Change-Id: I40b015b75f91c31d43f8f9ec1c80140f6140f86c Signed-off-by: William Wu --- Documentation/devicetree/bindings/usb/dwc3.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index a9e15fe9145a..56fb59c7505d 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -74,6 +74,8 @@ Optional properties: - snps,xhci-slow-suspend-quirk: when set, need an extraordinary delay to wait for xHC enter the Halted state (i.e. HCH in the USBSTS register is '1'). + - snps,xhci-trb-ent-quirk: when set, the xHC use the Evaluate Next TRB(ENT) + flag to force the xHC to pre-fetch the next TRB of a TD. - snps,is-utmi-l1-suspend: true when DWC3 asserts output signal utmi_l1_suspend_n, false when asserts utmi_sleep_n - snps,hird-threshold: HIRD threshold