summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml57
1 files changed, 57 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml b/Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml
new file mode 100644
index 000000000..632d61c07
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/marvell,armada-3700-utmi-phy.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/phy/marvell,armada-3700-utmi-phy.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Marvell Armada UTMI/UTMI+ PHY
+
+maintainers:
+ - Miquel Raynal <miquel.raynal@bootlin.com>
+
+description:
+ On Armada 3700, there are two USB controllers, one is compatible with
+ the USB2 and USB3 specifications and supports OTG. The other one is USB2
+ compliant and only supports host mode. Both of these controllers come with
+ a slightly different UTMI PHY.
+
+properties:
+ compatible:
+ enum:
+ - marvell,a3700-utmi-host-phy
+ - marvell,a3700-utmi-otg-phy
+ reg:
+ maxItems: 1
+
+ "#phy-cells":
+ const: 0
+
+ marvell,usb-misc-reg:
+ description:
+ Phandle on the "USB miscellaneous registers" shared region
+ covering registers related to both the host controller and
+ the PHY.
+ $ref: /schemas/types.yaml#/definitions/phandle
+
+required:
+ - compatible
+ - reg
+ - "#phy-cells"
+ - marvell,usb-misc-reg
+
+additionalProperties: false
+
+examples:
+ - |
+ usb2_utmi_host_phy: phy@5f000 {
+ compatible = "marvell,a3700-utmi-host-phy";
+ reg = <0x5f000 0x800>;
+ marvell,usb-misc-reg = <&usb2_syscon>;
+ #phy-cells = <0>;
+ };
+
+ usb2_syscon: system-controller@5f800 {
+ compatible = "marvell,armada-3700-usb2-host-misc", "syscon";
+ reg = <0x5f800 0x800>;
+ };