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

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Message-ID: <3483b6c4-67a7-5ed5-2953-728ea8ba5874@microchip.com>
Date:   Wed, 23 Feb 2022 15:25:00 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <alexandre.belloni@...tlin.com>
CC:     <a.zummo@...ertech.it>, <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

On 23/02/2022 15:18, Alexandre Belloni wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On 23/02/2022 07:41:27+0000, Conor.Dooley@...rochip.com wrote:
>> Hi Alessandro, Alexandre,
>> If one of you could take a look at this, that'd be great.
> 
> I actually expected someone else to apply this, what is your plan?

I was going to ask Palmer to take the series via riscv. Since I have
Rob's R-b, I was just looking for a subsystem maintainer ack/R-b before
actually asking him.

Thanks,
Conor.

> 
>> 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>;
>>> +    };
>>> +...
>>
> 
> --
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com