[2/9] dt-bindings: rtc: at91rm9200: convert bindings to json-schema

Convert Real Time Clock for Atmel/Microchip SoCs bindings documentation
to json-schema.

Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
 .../bindings/rtc/atmel,at91rm9200-rtc.txt     | 17 --------
 .../bindings/rtc/atmel,at91rm9200-rtc.yaml    | 42 +++++++++++++++++++
 2 files changed, 42 insertions(+), 17 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
 create mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml

On Sun, Dec 29, 2019 at 2:45 PM Alexandre Belloni
<alexandre.belloni@bootlin.com> wrote:
>
> Convert Real Time Clock for Atmel/Microchip SoCs bindings documentation
> to json-schema.
>
> Cc: Rob Herring <robh+dt@kernel.org>
> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
> ---
>  .../bindings/rtc/atmel,at91rm9200-rtc.txt     | 17 --------
>  .../bindings/rtc/atmel,at91rm9200-rtc.yaml    | 42 +++++++++++++++++++
>  2 files changed, 42 insertions(+), 17 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
>  create mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
>
> diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
> deleted file mode 100644
> index 5d3791e789c6..000000000000
> --- a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
> +++ /dev/null
> @@ -1,17 +0,0 @@
> -Atmel AT91RM9200 Real Time Clock
> -
> -Required properties:
> -- compatible: should be: "atmel,at91rm9200-rtc" or "atmel,at91sam9x5-rtc"
> -- reg: physical base address of the controller and length of memory mapped
> -  region.
> -- interrupts: rtc alarm/event interrupt
> -- clocks: phandle to input clock.
> -
> -Example:
> -
> -rtc@fffffe00 {
> -       compatible = "atmel,at91rm9200-rtc";
> -       reg = <0xfffffe00 0x100>;
> -       interrupts = <1 4 7>;
> -       clocks = <&clk32k>;
> -};
> diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
> new file mode 100644
> index 000000000000..55bd87e884d3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/atmel,at91rm9200-rtc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel AT91 RTC Device Tree Bindings
> +
> +allOf:
> +  - $ref: "rtc.yaml#"
> +
> +maintainers:
> +  - Alexandre Belloni <alexandre.belloni@bootlin.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - atmel,at91rm9200-rtc
> +      - atmel,at91sam9x5-rtc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    rtc@fffffe00 {
> +        compatible = "atmel,at91rm9200-rtc";
> +        reg = <0xfffffe00 0x100>;
> +        interrupts = <1 4 7>;
> +        clocks = <&clk32k>;

clocks is not documented.

Looks like this landed in linux-next now and breaks 'make dt_binding_check':

/builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.example.dt.yaml:
rtc@fffffe00: 'clocks' does not match any of the regexes:
'pinctrl-[0-9]+'

Rob