linux-kernel - Re: [PATCH v3 07/17] dt-bindings: pinctrl: mobileye,eyeq5-pinctrl: add bindings

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Date: Wed, 24 Jan 2024 07:52:03 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Théo Lebrun <theo.lebrun@...tlin.com>,
 Gregory CLEMENT <gregory.clement@...tlin.com>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
 Linus Walleij <linus.walleij@...aro.org>, Rafał Miłecki
 <rafal@...ecki.pl>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
 linux-mips@...r.kernel.org, linux-clk@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
 Tawfik Bayouk <tawfik.bayouk@...ileye.com>, linux-gpio@...r.kernel.org
Subject: Re: [PATCH v3 07/17] dt-bindings: pinctrl: mobileye,eyeq5-pinctrl:
 add bindings

On 23/01/2024 19:46, Théo Lebrun wrote:
> Add dt-schema type bindings for the Mobileye EyeQ5 pin controller.
> 
> Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
> ---
>  .../bindings/pinctrl/mobileye,eyeq5-pinctrl.yaml   | 77 ++++++++++++++++++++++
>  MAINTAINERS                                        |  1 +
>  2 files changed, 78 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/mobileye,eyeq5-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mobileye,eyeq5-pinctrl.yaml
> new file mode 100644
> index 000000000000..db62919053b4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/mobileye,eyeq5-pinctrl.yaml
> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/mobileye,eyeq5-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mobileye EyeQ5 pin controller
> +
> +description:
> +  The EyeQ5 pin controller handles a pin bank. It is custom to this platform,
> +  its registers live in a shared region called OLB.
> +  There are two pin banks on the platform, each having a specific compatible.
> +  Pins and groups are bijective.

I don't see much improvements here.

> +
> +maintainers:
> +  - Grégory Clement <gregory.clement@...tlin.com>
> +  - Théo Lebrun <theo.lebrun@...tlin.com>
> +  - Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mobileye,eyeq5-a-pinctrl
> +      - mobileye,eyeq5-b-pinctrl> +
> +  "#pinctrl-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - "#pinctrl-cells"

required: block goes after all properties and patternproperties.

> +
> +patternProperties:
> +  "-pins?$":
> +    type: object
> +    description: Pin muxing configuration.
> +    $ref: pinmux-node.yaml#
> +    additionalProperties: false
> +    properties:
> +      pins: true
> +      function: true
> +      bias-disable: true
> +      bias-pull-down: true
> +      bias-pull-up: true
> +      drive-strength: true
> +    required:
> +      - pins
> +      - function
> +
> +allOf:
> +  - $ref: pinctrl.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: mobileye,eyeq5-a-pinctrl
> +    then:
> +      patternProperties:
> +        "-pins?$":
> +          properties:
> +            function:
> +              enum: [gpio, timer0, timer1, timer2, timer5, uart0, uart1, can0,
> +                     can1, spi0, spi1, refclk0]
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: mobileye,eyeq5-b-pinctrl
> +    then:
> +      patternProperties:
> +        "-pins?$":
> +          properties:
> +            function:
> +              enum: [gpio, timer3, timer4, timer6, uart2, can2, spi2, spi3,
> +                     mclk0]
> +


Best regards,
Krzysztof