diff options
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
-rw-r--r-- | Documentation/devicetree/bindings/usb/dwc3.txt | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt index d2d5a8e99db5..45043c4c54ae 100644 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ b/Documentation/devicetree/bindings/usb/dwc3.txt @@ -4,7 +4,15 @@ DWC3- USB3 CONTROLLER. Complies to the generic USB binding properties as described in 'usb/generic.txt' Required properties: - - compatible: must be "snps,dwc3" + - compatible: must be "snps,dwc3" and (if applicable) may contain a + chip-specific compatible string in front of it to allow dwc3 driver be + able to update cache type configuration accordingly, otherwise + Layerscape SoC will encounter USB init failure when adding property + dma-coherent on device tree. + Example: + * "fsl,layerscape-dwc3", "snps,dwc3" + * "snps,dwc3" + - reg : Address and length of the register set for the device - interrupts: Interrupts used by the dwc3 controller. - clock-names: should contain "ref", "bus_early", "suspend" |