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-rw-r--r--dts/Bindings/usb/dwc3.txt8
1 files changed, 7 insertions, 1 deletions
diff --git a/dts/Bindings/usb/dwc3.txt b/dts/Bindings/usb/dwc3.txt
index 0815eac5b1..fb2ad0aced 100644
--- a/dts/Bindings/usb/dwc3.txt
+++ b/dts/Bindings/usb/dwc3.txt
@@ -1,6 +1,7 @@
synopsys DWC3 CORE
-DWC3- USB3 CONTROLLER
+DWC3- USB3 CONTROLLER. Complies to the generic USB binding properties
+ as described in 'usb/generic.txt'
Required properties:
- compatible: must be "snps,dwc3"
@@ -35,11 +36,16 @@ Optional properties:
LTSSM during USB3 Compliance mode.
- snps,dis_u3_susphy_quirk: when set core will disable USB3 suspend phy.
- snps,dis_u2_susphy_quirk: when set core will disable USB2 suspend phy.
+ - snps,dis_enblslpm_quirk: when set clears the enblslpm in GUSB2PHYCFG,
+ disabling the suspend signal to the PHY.
- 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
- snps,hsphy_interface: High-Speed PHY interface selection between "utmi" for
UTMI+ and "ulpi" for ULPI when the DWC_USB3_HSPHY_INTERFACE has value 3.
+ - snps,quirk-frame-length-adjustment: Value for GFLADJ_30MHZ field of GFLADJ
+ register for post-silicon frame length adjustment when the
+ fladj_30mhz_sdbnd signal is invalid or incorrect.
This is usually a subnode to DWC3 glue to which it is connected.