linux-kernel - Re: [PATCH] dt-bindings: clock: gpio-gate-clock: Convert to json-schema

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Message-ID: <12cfc1b3-4b52-8801-0892-264bd5dc45f1@microchip.com>
Date:   Mon, 22 Aug 2022 19:55:20 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <Conor.Dooley@...rochip.com>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>
CC:     <jsarha@...com>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] dt-bindings: clock: gpio-gate-clock: Convert to
 json-schema

On 27/07/2022 14:10, Conor Dooley wrote:

Hey Stephen,
Just a wee bump on this conversion.
Thanks,
Conor.

> Convert the simple GPIO clock gate Device Tree binding to json-schema
> and fix-up references to this file in other text format bindings.
> Jyri Sarha is the file's only editor/author so they have been added as
> maintainer of the new yaml binding.
> 
> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
> ---
> The original file does not specifiy dual licensing, but when Geert did
> the gpio-mux-clock conversion the yaml binding was created with dual,
> so I have done the same thing here.
> ---
>  .../bindings/clock/gpio-gate-clock.txt        | 21 ----------
>  .../bindings/clock/gpio-gate-clock.yaml       | 42 +++++++++++++++++++
>  .../devicetree/bindings/clock/ti/gate.txt     |  2 +-
>  .../bindings/clock/ti/interface.txt           |  2 +-
>  4 files changed, 44 insertions(+), 23 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/clock/gpio-gate-clock.txt
>  create mode 100644 Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
> 
> diff --git a/Documentation/devicetree/bindings/clock/gpio-gate-clock.txt b/Documentation/devicetree/bindings/clock/gpio-gate-clock.txt
> deleted file mode 100644
> index d3379ff9b84b..000000000000
> --- a/Documentation/devicetree/bindings/clock/gpio-gate-clock.txt
> +++ /dev/null
> @@ -1,21 +0,0 @@
> -Binding for simple gpio gated clock.
> -
> -This binding uses the common clock binding[1].
> -
> -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
> -
> -Required properties:
> -- compatible : shall be "gpio-gate-clock".
> -- #clock-cells : from common clock binding; shall be set to 0.
> -- enable-gpios : GPIO reference for enabling and disabling the clock.
> -
> -Optional properties:
> -- clocks: Maximum of one parent clock is supported.
> -
> -Example:
> -	clock {
> -		compatible = "gpio-gate-clock";
> -		clocks = <&parentclk>;
> -		#clock-cells = <0>;
> -		enable-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
> -	};
> diff --git a/Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml b/Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
> new file mode 100644
> index 000000000000..d09d0e3f0c6e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/gpio-gate-clock.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Simple GPIO clock gate
> +
> +maintainers:
> +  - Jyri Sarha <jsarha@...com>
> +
> +properties:
> +  compatible:
> +    const: gpio-gate-clock
> +
> +  clocks:
> +    maxItems: 1
> +
> +  '#clock-cells':
> +    const: 0
> +
> +  enable-gpios:
> +    description: GPIO reference for enabling and disabling the clock.
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - '#clock-cells'
> +  - enable-gpios
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    clock {
> +        compatible = "gpio-gate-clock";
> +        clocks = <&parentclk>;
> +        #clock-cells = <0>;
> +        enable-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
> +    };
> diff --git a/Documentation/devicetree/bindings/clock/ti/gate.txt b/Documentation/devicetree/bindings/clock/ti/gate.txt
> index b4820b1de4f0..4982615c01b9 100644
> --- a/Documentation/devicetree/bindings/clock/ti/gate.txt
> +++ b/Documentation/devicetree/bindings/clock/ti/gate.txt
> @@ -10,7 +10,7 @@ will be controlled instead and the corresponding hw-ops for
>  that is used.
>  
>  [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
> -[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.txt
> +[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
>  [3] Documentation/devicetree/bindings/clock/ti/clockdomain.txt
>  
>  Required properties:
> diff --git a/Documentation/devicetree/bindings/clock/ti/interface.txt b/Documentation/devicetree/bindings/clock/ti/interface.txt
> index 94ec77dc3c59..d3eb5ca92a7f 100644
> --- a/Documentation/devicetree/bindings/clock/ti/interface.txt
> +++ b/Documentation/devicetree/bindings/clock/ti/interface.txt
> @@ -9,7 +9,7 @@ companion clock finding (match corresponding functional gate
>  clock) and hardware autoidle enable / disable.
>  
>  [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
> -[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.txt
> +[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
>  
>  Required properties:
>  - compatible : shall be one of: