linux-kernel - Re: [PATCH v2 3/5] dt-bindings: clock: Add bindings definitions for Exynos850 CMU

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Date:   Fri, 8 Oct 2021 08:45:38 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Sam Protsenko <semen.protsenko@...aro.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Tomasz Figa <tomasz.figa@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>
Cc:     Ryu Euiyoul <ryu.real@...sung.com>, Tom Gall <tom.gall@...aro.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        John Stultz <john.stultz@...aro.org>,
        Amit Pundir <amit.pundir@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v2 3/5] dt-bindings: clock: Add bindings definitions for
 Exynos850 CMU

On 07/10/2021 21:41, Sam Protsenko wrote:
> Clock controller driver is designed to have separate instances for each
> particular CMU. So clock IDs in this bindings header also start from 1
> for each CMU.
> 
> Signed-off-by: Sam Protsenko <semen.protsenko@...aro.org>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> Acked-by: Rob Herring <robh@...nel.org>
> ---
> Changes in v2:
>   - Added all clock ids
>   - Added CLK_ prefix for all clock constants
>   - Added R-b tag by Krzysztof Kozlowski
>   - Added Ack tag by Rob Herring
> 
>  include/dt-bindings/clock/exynos850.h | 141 ++++++++++++++++++++++++++
>  1 file changed, 141 insertions(+)
>  create mode 100644 include/dt-bindings/clock/exynos850.h
> 
> diff --git a/include/dt-bindings/clock/exynos850.h b/include/dt-bindings/clock/exynos850.h
> new file mode 100644
> index 000000000000..a44c5f91d3c7
> --- /dev/null
> +++ b/include/dt-bindings/clock/exynos850.h
> @@ -0,0 +1,141 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */

The bindings are preferred to be under GPL-2.0+BSD. I don't know about
such policy for the headers but it seems reasonable - allows re-usage in
other systems. Do you mind licensing it under:
GPL-2.0-only or BSD-2-Clause
?

Best regards,
Krzysztof

> +/*
> + * Copyright (C) 2021 Linaro Ltd.
> + * Author: Sam Protsenko <semen.protsenko@...aro.org>
> + *
> + * Device Tree binding constants for Exynos850 clock controller.
> + */
> +
> +#ifndef _DT_BINDINGS_CLOCK_EXYNOS_850_H
> +#define _DT_BINDINGS_CLOCK_EXYNOS_850_H
> +
> +/* CMU_TOP */