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-rw-r--r--Documentation/devicetree/bindings/usb/msm-hsusb.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/msm-hsusb.txt b/Documentation/devicetree/bindings/usb/msm-hsusb.txt
index bd8d9e753..8654a3ec2 100644
--- a/Documentation/devicetree/bindings/usb/msm-hsusb.txt
+++ b/Documentation/devicetree/bindings/usb/msm-hsusb.txt
@@ -52,6 +52,10 @@ Required properties:
Optional properties:
- dr_mode: One of "host", "peripheral" or "otg". Defaults to "otg"
+- switch-gpio: A phandle + gpio-specifier pair. Some boards are using Dual
+ SPDT USB Switch, witch is cotrolled by GPIO to de/multiplex
+ D+/D- USB lines between connectors.
+
- qcom,phy-init-sequence: PHY configuration sequence values. This is related to Device
Mode Eye Diagram test. Start address at which these values will be
written is ULPI_EXT_VENDOR_SPECIFIC. Value of -1 is reserved as