[PATCH v7 03/11] dt-bindings: rtc: add bindings for microchip mpfs rtc

[Conor.Dooley at microchip.com]

Hi Alessandro, Alexandre,
If one of you could take a look at this, that'd be great.
Thanks,
Conor.

On 14/02/2022 13:58, conor.dooley at microchip.com wrote:
> From: Conor Dooley <conor.dooley at microchip.com>
> 
> Add device tree bindings for the real time clock on
> the Microchip PolarFire SoC.
> 
> Signed-off-by: Daire McNamara <daire.mcnamara at microchip.com>
> Signed-off-by: Conor Dooley <conor.dooley at microchip.com>
> Acked-by: Palmer Dabbelt <palmer at rivosinc.com>
> Reviewed-by: Rob Herring <robh at kernel.org>
> ---
>   .../bindings/rtc/microchip,mfps-rtc.yaml      | 58 +++++++++++++++++++
>   1 file changed, 58 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
> new file mode 100644
> index 000000000000..a2e984ea3553
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
> @@ -0,0 +1,58 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/microchip,mfps-rtc.yaml#
> +
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Microchip PolarFire Soc (MPFS) RTC Device Tree Bindings
> +
> +allOf:
> +  - $ref: rtc.yaml#
> +
> +maintainers:
> +  - Daire McNamara <daire.mcnamara at microchip.com>
> +  - Lewis Hanly <lewis.hanly at microchip.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - microchip,mpfs-rtc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    items:
> +      - description: |
> +          RTC_WAKEUP interrupt
> +      - description: |
> +          RTC_MATCH, asserted when the content of the Alarm register is equal
> +          to that of the RTC's count register.
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: rtc
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    rtc at 20124000 {
> +        compatible = "microchip,mpfs-rtc";
> +        reg = <0x20124000 0x1000>;
> +        clocks = <&clkcfg 21>;
> +        clock-names = "rtc";
> +        interrupts = <80>, <81>;
> +    };
> +...