linux-kernel - Re: [PATCH 1/4] dt-bindings: counter: Convert stm32 counter bindings to json-schema

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Date:   Tue, 5 Nov 2019 22:10:23 -0600
From:   Rob Herring <robh@...nel.org>
To:     Benjamin Gaignard <benjamin.gaignard@...com>
Cc:     mark.rutland@....com, alexandre.torgue@...com,
        fabrice.gasnier@...com, jic23@...nel.org, knaack.h@....de,
        lars@...afoo.de, pmeerw@...erw.net, lee.jones@...aro.org,
        thierry.reding@...il.com, u.kleine-koenig@...gutronix.de,
        devicetree@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-pwm@...r.kernel.org
Subject: Re: [PATCH 1/4] dt-bindings: counter: Convert stm32 counter bindings
 to json-schema

On Thu, Oct 31, 2019 at 01:30:37PM +0100, Benjamin Gaignard wrote:
> Convert the STM32 counter binding to DT schema format using json-schema

Probably this should all be 1 file instead.

> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
> ---
>  .../bindings/counter/st,stm32-timer-cnt.yaml       | 38 ++++++++++++++++++++++
>  .../bindings/counter/stm32-timer-cnt.txt           | 31 ------------------
>  2 files changed, 38 insertions(+), 31 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/counter/st,stm32-timer-cnt.yaml
>  delete mode 100644 Documentation/devicetree/bindings/counter/stm32-timer-cnt.txt
> 
> diff --git a/Documentation/devicetree/bindings/counter/st,stm32-timer-cnt.yaml b/Documentation/devicetree/bindings/counter/st,stm32-timer-cnt.yaml
> new file mode 100644
> index 000000000000..56192d613601
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/counter/st,stm32-timer-cnt.yaml
> @@ -0,0 +1,38 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/counter/st,stm32-timer-cnt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STM32 Timers quadrature bindings
> +
> +description:
> +  STM32 Timer provides quadrature encoder to detect angular position
> +  and direction of rotary elements, from IN1 and IN2 input signals.
> +
> +maintainers:
> +  - Benjamin Gaignard <benjamin.gaignard@...com>
> +  - Fabrice Gasnier <fabrice.gasnier@...com>
> +
> +properties:
> +  counter:
> +    type: object
> +
> +    description:
> +      must be a sub-node of an STM32 Timer device tree node
> +
> +    properties:
> +      compatible:
> +        const: st,stm32-timer-counter
> +            
> +    required:
> +      - compatible
> +
> +examples:
> +  - |
> +    counter {
> +      compatible = "st,stm32-timer-counter";
> +    };
> +
> +...
> +
> diff --git a/Documentation/devicetree/bindings/counter/stm32-timer-cnt.txt b/Documentation/devicetree/bindings/counter/stm32-timer-cnt.txt
> deleted file mode 100644
> index c52fcdd4bf6c..000000000000
> --- a/Documentation/devicetree/bindings/counter/stm32-timer-cnt.txt
> +++ /dev/null
> @@ -1,31 +0,0 @@
> -STMicroelectronics STM32 Timer quadrature encoder
> -
> -STM32 Timer provides quadrature encoder to detect
> -angular position and direction of rotary elements,
> -from IN1 and IN2 input signals.
> -
> -Must be a sub-node of an STM32 Timer device tree node.
> -See ../mfd/stm32-timers.txt for details about the parent node.
> -
> -Required properties:
> -- compatible:		Must be "st,stm32-timer-counter".
> -- pinctrl-names: 	Set to "default".
> -- pinctrl-0: 		List of phandles pointing to pin configuration nodes,
> -			to set CH1/CH2 pins in mode of operation for STM32
> -			Timer input on external pin.
> -
> -Example:
> -	timers@...10000 {
> -		#address-cells = <1>;
> -		#size-cells = <0>;
> -		compatible = "st,stm32-timers";
> -		reg = <0x40010000 0x400>;
> -		clocks = <&rcc 0 160>;
> -		clock-names = "int";
> -
> -		counter {
> -			compatible = "st,stm32-timer-counter";
> -			pinctrl-names = "default";
> -			pinctrl-0 = <&tim1_in_pins>;
> -		};
> -	};
> -- 
> 2.15.0
>