linux-kernel - Re: [PATCH v2 4/7] dt-bindings: clock: Add Nuvoton WPCM450 clock/reset controller

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Date:   Sun, 1 May 2022 10:55:37 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jonathan Neuschäfer <j.neuschaefer@....net>,
        linux-clk@...r.kernel.org, openbmc@...ts.ozlabs.org
Cc:     linux-kernel@...r.kernel.org, linux-watchdog@...r.kernel.org,
        devicetree@...r.kernel.org,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Avi Fishman <avifishman70@...il.com>,
        Tomer Maimon <tmaimon77@...il.com>,
        Tali Perry <tali.perry1@...il.com>,
        Patrick Venture <venture@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Benjamin Fair <benjaminfair@...gle.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH v2 4/7] dt-bindings: clock: Add Nuvoton WPCM450
 clock/reset controller

On 29/04/2022 19:20, Jonathan Neuschäfer wrote:
> The Nuvoton WPCM450 SoC has a combined clock and reset controller.
> Add a devicetree binding for it, as well as definitions for the bit
> numbers used by it.
> 
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@....net>
> ---
> 
> v2:
> - Various improvements, suggested by Krzysztof Kozlowski
> 
> v1:
> - https://lore.kernel.org/lkml/20220422183012.444674-5-j.neuschaefer@gmx.net/
> ---
>  .../bindings/clock/nuvoton,wpcm450-clk.yaml   | 66 ++++++++++++++++++
>  .../dt-bindings/clock/nuvoton,wpcm450-clk.h   | 67 +++++++++++++++++++
>  2 files changed, 133 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/nuvoton,wpcm450-clk.yaml
>  create mode 100644 include/dt-bindings/clock/nuvoton,wpcm450-clk.h
> 
> diff --git a/Documentation/devicetree/bindings/clock/nuvoton,wpcm450-clk.yaml b/Documentation/devicetree/bindings/clock/nuvoton,wpcm450-clk.yaml
> new file mode 100644
> index 0000000000000..3ed3e40e39637
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/nuvoton,wpcm450-clk.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/nuvoton,wpcm450-clk.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nuvoton WPCM450 clock controller
> +
> +maintainers:
> +  - Jonathan Neuschäfer <j.neuschaefer@....net>
> +
> +description:
> +  The clock controller of the Nuvoton WPCM450 SoC supplies clocks and resets to
> +  the rest of the chip.
> +
> +properties:
> +  compatible:
> +    const: nuvoton,wpcm450-clk
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Reference clock oscillator (should be 48 MHz)
> +
> +  clock-names:
> +    items:
> +      - const: refclk

Sorry for not bringing it up earlier - this should be just "ref". Names
in values should not have suffixes (so no "tx-dma", "wake-gpio",
"ref-clk" etc).

Best regards,
Krzysztof