linux-kernel - Re: [PATCH V2 1/2] dt-bindings: rtc: Add TI K3 RTC description

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Date:   Wed, 11 May 2022 18:28:51 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Nishanth Menon <nm@...com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Alessandro Zummo <a.zummo@...ertech.it>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-rtc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Vignesh Raghavendra <vigneshr@...com>,
        Andrew Davis <afd@...com>
Subject: Re: [PATCH V2 1/2] dt-bindings: rtc: Add TI K3 RTC description

On 11/05/2022 02:25, Nishanth Menon wrote:
> This adds the documentation for the devicetree bindings of the Texas
> Instruments RTC modules on K3 family of SoCs such as AM62x SoCs or
> newer.
> 
> Signed-off-by: Nishanth Menon <nm@...com>
> ---
> Changes since V1:
> Krzysztof's comments addressed:
> * $subject updated
> * assigned-clocks* dropped
> * Dropped the un-necessary quotes
> * Dropped the extra example, which serves no purpose now.
> * compatible is just an enum now.
> 
> V1: https://lore.kernel.org/all/20220412073138.25027-2-nm@ti.com/
> 
>  .../devicetree/bindings/rtc/ti,k3-rtc.yaml    | 61 +++++++++++++++++++
>  1 file changed, 61 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rtc/ti,k3-rtc.yaml
> 
> diff --git a/Documentation/devicetree/bindings/rtc/ti,k3-rtc.yaml b/Documentation/devicetree/bindings/rtc/ti,k3-rtc.yaml
> new file mode 100644
> index 000000000000..444e18df6231
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/ti,k3-rtc.yaml
> @@ -0,0 +1,61 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/ti,k3-rtc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Texas Instruments K3 Real Time Clock
> +
> +maintainers:
> +  - Nishanth Menon <nm@...com>
> +
> +description: |
> +  This RTC appears in the AM62x family of SoCs.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - ti,am62-rtc
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: VBUS Interface clock
> +      - description: 32k Clock source (external or internal).
> +
> +  clock-names:
> +    items:
> +      - const: vbus
> +      - const: osc32k
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  wakeup-source: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false

I didn't brought it earlier (I assumed you used existing RTC examples
for your schema): why this is not including generic rtc.yaml schema?
Isn't this a RTC?


Best regards,
Krzysztof