[PATCH v2 1/4] dt-bindings: usb: Move Tegra-specific Chipidea USB properties into a dedicated schema
From: Svyatoslav Ryhel
Date: Sat May 23 2026 - 04:31:56 EST
Move all Tegra-specific Chipidea devices and their properties into a
dedicated schema file, by analogy with i.MX.
Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
---
.../bindings/usb/chipidea,usb2-tegra.yaml | 88 +++++++++++++++++++
.../devicetree/bindings/usb/ci-hdrc-usb2.yaml | 22 -----
2 files changed, 88 insertions(+), 22 deletions(-)
create mode 100644 Documentation/devicetree/bindings/usb/chipidea,usb2-tegra.yaml
diff --git a/Documentation/devicetree/bindings/usb/chipidea,usb2-tegra.yaml b/Documentation/devicetree/bindings/usb/chipidea,usb2-tegra.yaml
new file mode 100644
index 000000000000..78046f8a63ad
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/chipidea,usb2-tegra.yaml
@@ -0,0 +1,88 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/chipidea,usb2-tegra.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Tegra USB2 ChipIdea USB controller
+
+maintainers:
+ - Svyatoslav Ryhel <clamor95@xxxxxxxxx>
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - nvidia,tegra20-ehci
+ - nvidia,tegra20-udc
+ - nvidia,tegra30-ehci
+ - nvidia,tegra30-udc
+ - nvidia,tegra114-udc
+ - nvidia,tegra124-udc
+ - items:
+ - enum:
+ - nvidia,tegra114-ehci
+ - nvidia,tegra124-ehci
+ - nvidia,tegra210-ehci
+ - const: nvidia,tegra30-ehci
+
+ operating-points-v2:
+ description: A phandle to the OPP table containing the performance states.
+ $ref: /schemas/types.yaml#/definitions/phandle
+
+ nvidia,phy:
+ description: phandle of usb phy that connects to the port. Use "phys" instead.
+ $ref: /schemas/types.yaml#/definitions/phandle
+ deprecated: true
+
+ nvidia,needs-double-reset:
+ description: Indicates double reset or not.
+ type: boolean
+ deprecated: true
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - resets
+
+allOf:
+ - $ref: chipidea,usb2-common.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/tegra30-car.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ usb@7d000000 {
+ compatible = "nvidia,tegra30-udc";
+ reg = <0x7d000000 0x4000>;
+ interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+ phy_type = "utmi";
+ clocks = <&tegra_car TEGRA30_CLK_USBD>;
+ resets = <&tegra_car 22>;
+ reset-names = "usb";
+ phys = <&phy1>;
+ power-domains = <&pd_core>;
+ operating-points-v2 = <&usbd_dvfs_opp_table>;
+
+ dr_mode = "otg";
+
+ hnp-disable;
+ srp-disable;
+ adp-disable;
+
+ usb-role-switch;
+ extcon = <&charger>, <&extcon>; /* vbus, id */
+ vbus-supply = <&usb_otg_vbus>;
+
+ port {
+ usb_in: endpoint {
+ remote-endpoint = <&connector_out>;
+ };
+ };
+ };
+...
diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
index 691d6cf02c27..5abca0572714 100644
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
+++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
@@ -17,20 +17,8 @@ properties:
- chipidea,usb2
- lsi,zevio-usb
- nuvoton,npcm750-udc
- - nvidia,tegra20-ehci
- - nvidia,tegra20-udc
- - nvidia,tegra30-ehci
- - nvidia,tegra30-udc
- - nvidia,tegra114-udc
- - nvidia,tegra124-udc
- nxp,s32g2-usb
- qcom,ci-hdrc
- - items:
- - enum:
- - nvidia,tegra114-ehci
- - nvidia,tegra124-ehci
- - nvidia,tegra210-ehci
- - const: nvidia,tegra30-ehci
- items:
- const: xlnx,zynq-usb-2.20a
- const: chipidea,usb2
@@ -65,16 +53,6 @@ properties:
- description: register offset
- description: phy index
- nvidia,phy:
- description: phandle of usb phy that connects to the port. Use "phys" instead.
- $ref: /schemas/types.yaml#/definitions/phandle
- deprecated: true
-
- nvidia,needs-double-reset:
- description: Indicates double reset or not.
- type: boolean
- deprecated: true
-
ulpi:
type: object
additionalProperties: false
--
2.51.0