Re: [PATCH 1/4] dt-bindings: phy: Add binding for TI TCAN104x CAN transceivers

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On 4/9/21 3:40 PM, Aswath Govindraju wrote:
> Add binding documentation for TI TCAN104x CAN transceivers.
> 
> Signed-off-by: Aswath Govindraju <a-govindraju@xxxxxx>
> ---
>  .../bindings/phy/ti,tcan104x-can.yaml         | 56 +++++++++++++++++++
>  1 file changed, 56 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml
> 
> diff --git a/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml
> new file mode 100644
> index 000000000000..4abfc30a97d0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/phy/ti,tcan104x-can.yaml#";
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#";
> +
> +title: TCAN104x CAN TRANSCEIVER PHY
> +
> +maintainers:
> +  - Aswath Govindraju <a-govindraju@xxxxxx>
> +
> +properties:
> +  $nodename:
> +    pattern: "^tcan104x-phy"
> +
> +  compatible:
> +    enum:
> +      - ti,tcan1042
> +      - ti,tcan1043

Can you create a generic standby only and a generic standby and enable transceiver?

> +
> +  '#phy-cells':
> +    const: 0
> +
> +  standby-gpios:
> +    description:
> +      gpio node to toggle standby signal on transceiver
> +    maxItems: 1
> +
> +  enable-gpios:
> +    description:
> +      gpio node to toggle enable signal on transceiver
> +    maxItems: 1
> +
> +  max-bitrate:
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    description:
> +      max bit rate supported in bps
> +    minimum: 1
> +
> +required:
> +  - compatible
> +  - '#phy-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    transceiver1: tcan104x-phy {
> +      compatible = "ti,tcan1043";
> +      #phy-cells = <0>;
> +      max-bitrate = <5000000>;
> +      standby-gpios = <&wakeup_gpio1 16 GPIO_ACTIVE_LOW>;
> +      enable-gpios = <&main_gpio1 67 GPIO_ACTIVE_LOW>;
> +    };
> 


-- 
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