[PATCH v3 4/5] dt-bindings: usb: atmel,at91rm9200-udc: convert to DT schema
Krzysztof Kozlowski
krzk at kernel.org
Sun Mar 8 01:27:30 PST 2026
On Sat, Mar 07, 2026 at 09:16:21AM +0000, Charan Pedumuru wrote:
> Convert Atmel AT91 USB Device Controller (UDC) binding to DT schema.
> Changes during conversion:
> - Include "atmel,pullup-gpio" and "atmel,matrix" in the properties since
> they are required by existing in-tree DTS definitions.
>
> Reviewed-by: Rob Herring (Arm) <robh at kernel.org>
> Signed-off-by: Charan Pedumuru <charan.pedumuru at gmail.com>
> ---
> .../bindings/usb/atmel,at91rm9200-udc.yaml | 77 ++++++++++++++++++++++
Where is the actual conversion? You are supposed to remove other file
for this to be a "convert".
> 1 file changed, 77 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/atmel,at91rm9200-udc.yaml b/Documentation/devicetree/bindings/usb/atmel,at91rm9200-udc.yaml
> new file mode 100644
> index 000000000000..6961cd5d5d89
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/atmel,at91rm9200-udc.yaml
> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/atmel,at91rm9200-udc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel AT91 USB Device Controller (UDC)
> +
> +maintainers:
> + - Nicolas Ferre <nicolas.ferre at microchip.com>
> + - Alexandre Belloni <alexandre.belloni at bootlin.com>
> +
> +description:
> + The Atmel AT91 USB Device Controller provides USB gadget (device-mode)
> + functionality on AT91 SoCs. It requires a peripheral clock and an AHB
> + clock for operation and may optionally control VBUS power through a GPIO.
> +
> +properties:
> + compatible:
> + enum:
> + - atmel,at91rm9200-udc
> + - atmel,at91sam9260-udc
> + - atmel,at91sam9261-udc
> + - atmel,at91sam9263-udc
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + minItems: 2
Drop
> + maxItems: 2
> +
> + clock-names:
> + items:
> + - const: pclk
> + - const: hclk
> +
> + atmel,vbus-gpio:
> + description: GPIO used to enable or control VBUS power for the USB bus.
> + maxItems: 1
> +
> + atmel,matrix:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + description: Phandle to the Atmel bus matrix controller.
> +
> + atmel,pullup-gpio:
> + description:
> + GPIO controlling the USB D+ pull-up resistor used to signal device
> + connection to the host.
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> +
> +unevaluatedProperties: false
additionalProperties
Best regards,
Krzysztof
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