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android_kernel_samsung_sm87…/bindings/phy/keystone-usb-phy.txt
Melody Olvera 6f18ce8026 dt-bindings: Add devicetree bindings
Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
2023-04-03 15:40:37 -07:00

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TI Keystone USB PHY
Required properties:
- compatible: should be "ti,keystone-usbphy".
- #address-cells, #size-cells : should be '1' if the device has sub-nodes
with 'reg' property.
- reg : Address and length of the usb phy control register set.
The main purpose of this PHY driver is to enable the USB PHY reference clock
gate on the Keystone SOC for both the USB2 and USB3 PHY. Otherwise it is just
an NOP PHY driver. Hence this node is referenced as both the usb2 and usb3
phy node in the USB Glue layer driver node.
usb_phy: usb_phy@2620738 {
compatible = "ti,keystone-usbphy";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x2620738 32>;
};