linux-kernel - Re: [PATCH v2 2/2] dt-bindings: hpet: add loongson2k hpet binding

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Date:   Sun, 9 Oct 2022 17:30:55 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Yinbo Zhu <zhuyinbo@...ngson.cn>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Huacai Chen <chenhuacai@...nel.org>,
        WANG Xuerui <kernel@...0n.name>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Jianmin Lv <lvjianmin@...ngson.cn>,
        Yun Liu <liuyun@...ngson.cn>,
        Yang Li <yang.lee@...ux.alibaba.com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        loongarch@...ts.linux.dev
Subject: Re: [PATCH v2 2/2] dt-bindings: hpet: add loongson2k hpet binding

On 08/10/2022 08:37, Yinbo Zhu wrote:
> Add the loongson2k High Precision Event Timer (HPET) binding
> with DT schema format using json-schema.
> 
> Signed-off-by: Yinbo Zhu <zhuyinbo@...ngson.cn>
> ---
> Change in v2:
> 		1. Drop the  "hpet0" label.
> 		2. Modify the hpet node name to timer.
> 
>  .../bindings/timer/loongson,ls2k-hpet.yaml    | 41 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  2 files changed, 42 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml
> 
> diff --git a/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml b/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml
> new file mode 100644
> index 000000000000..1805f2608de8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/loongson,ls2k-hpet.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson2k High Precision Event Timer (HPET)
> +
> +maintainers:
> +  - Yinbo Zhu <zhuyinbo@...ngson.cn>
> +
> +properties:
> +  compatible:
> +    const: loongson,ls2k-hpet
> +
> +  reg:
> +    maxItems: 1
> +
> +  clock-frequency: true

What clock? You did not answer to this one...

What values can go here?

Use Common Clock Framework instead (you did not say that it's not
possible, so I assume it's fine).

> +
> +  interrupts:

Best regards,
Krzysztof