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

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Date:   Wed, 23 Feb 2022 07:41:27 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <a.zummo@...ertech.it>, <alexandre.belloni@...tlin.com>
CC:     <Lewis.Hanly@...rochip.com>, <Daire.McNamara@...rochip.com>,
        <Ivan.Griffin@...rochip.com>, <atishp@...osinc.com>,
        <palmer@...osinc.com>, <robh@...nel.org>,
        <linus.walleij@...aro.org>, <brgl@...ev.pl>, <robh+dt@...nel.org>,
        <jassisinghbrar@...il.com>, <thierry.reding@...il.com>,
        <u.kleine-koenig@...gutronix.de>, <lee.jones@...aro.org>,
        <paul.walmsley@...ive.com>, <palmer@...belt.com>,
        <aou@...s.berkeley.edu>, <geert@...ux-m68k.org>,
        <krzysztof.kozlowski@...onical.com>, <linux-gpio@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-pwm@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
        <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v7 03/11] dt-bindings: rtc: add bindings for microchip
 mpfs rtc

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@...rochip.com wrote:
> From: Conor Dooley <conor.dooley@...rochip.com>
> 
> Add device tree bindings for the real time clock on
> the Microchip PolarFire SoC.
> 
> Signed-off-by: Daire McNamara <daire.mcnamara@...rochip.com>
> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
> Acked-by: Palmer Dabbelt <palmer@...osinc.com>
> Reviewed-by: Rob Herring <robh@...nel.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@...rochip.com>
> +  - Lewis Hanly <lewis.hanly@...rochip.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@...24000 {
> +        compatible = "microchip,mpfs-rtc";
> +        reg = <0x20124000 0x1000>;
> +        clocks = <&clkcfg 21>;
> +        clock-names = "rtc";
> +        interrupts = <80>, <81>;
> +    };
> +...