linux-kernel - Re: [PATCH v11 02/10] dt-bindings: usb: Maxim type-c controller device tree binding document

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Message-ID: <20201026140321.GA73964@bogus>
Date:   Mon, 26 Oct 2020 09:03:21 -0500
From:   Rob Herring <robh@...nel.org>
To:     Badhri Jagan Sridharan <badhri@...gle.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Lee Jones <lee.jones@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Thierry Reding <treding@...dia.com>,
        Prashant Malani <pmalani@...omium.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH v11 02/10] dt-bindings: usb: Maxim type-c controller
 device tree binding document

On Tue, Oct 20, 2020 at 02:36:19AM -0700, Badhri Jagan Sridharan wrote:
> Add device tree binding document for Maxim 33359 Type-C chip driver
> 
> Signed-off-by: Badhri Jagan Sridharan <badhri@...gle.com>
> ---
> Changes since v1:
> - Changing patch version to v6 to fix version number confusion.
> 
> Changes since v6:
> - Migrated to yaml format.
> 
> Changes since v7:
> - Rebase on usb-next
> 
> Changes since v8:
> - Fix errors from make dt_binding_check as suggested by
>   Rob Herring.
> 
> Changes since v9:
> - additionalProperties: false as suggested by Rob Herring.
> 
> Changes since v10:
> - Added the chip number to the binding as suggested by Rob Herring.
> - Renamed the filename as well.
> 
> ---
>  .../devicetree/bindings/usb/maxim,33359.yaml  | 75 +++++++++++++++++++
>  1 file changed, 75 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/maxim,33359.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/maxim,33359.yaml b/Documentation/devicetree/bindings/usb/maxim,33359.yaml
> new file mode 100644
> index 000000000000..b02e7b228cde
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/maxim,33359.yaml
> @@ -0,0 +1,75 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/usb/maxim,33359.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Maxim TCPCI Type-C PD controller DT bindings
> +
> +maintainers:
> +  - Badhri Jagan Sridharan <badhri@...gle.com>
> +
> +description: Maxim TCPCI Type-C PD controller
> +
> +properties:
> +  compatible:
> +    enum:
> +      - maxim,33359

Maxim parts are generally named 'maxim,max[0-9]+'

With that,

Reviewed-by: Rob Herring <robh@...nel.org>

> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  connector:
> +    type: object
> +    $ref: ../connector/usb-connector.yaml#
> +    description:
> +      Properties for usb c connector.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - connector
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/usb/pd.h>
> +    i2c0 {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        maxtcpc@25 {
> +            compatible = "maxim,33359";
> +            reg = <0x25>;
> +            interrupt-parent = <&gpa8>;
> +            interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
> +
> +            connector {
> +                compatible = "usb-c-connector";
> +                label = "USB-C";
> +                data-role = "dual";
> +                power-role = "dual";
> +                try-power-role = "sink";
> +                self-powered;
> +                op-sink-microwatt = <2600000>;
> +                new-source-frs-typec-current = <FRS_5V_1P5A>;
> +                source-pdos = <PDO_FIXED(5000, 900,
> +                                         PDO_FIXED_SUSPEND |
> +                                         PDO_FIXED_USB_COMM |
> +                                         PDO_FIXED_DATA_SWAP |
> +                                         PDO_FIXED_DUAL_ROLE)>;
> +                sink-pdos = <PDO_FIXED(5000, 3000,
> +                                       PDO_FIXED_USB_COMM |
> +                                       PDO_FIXED_DATA_SWAP |
> +                                       PDO_FIXED_DUAL_ROLE)
> +                                       PDO_FIXED(9000, 2000, 0)>;
> +            };
> +        };
> +    };
> +...
> -- 
> 2.29.0.rc1.297.gfa9743e501-goog
>