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From: Sam Protsenko <semen.protsenko@linaro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Cc: Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Sylwester Nawrocki <s.nawrocki@samsung.com>,
	Tomasz Figa <tomasz.figa@gmail.com>,
	Chanwoo Choi <cw00.choi@samsung.com>,
	linux-clk <linux-clk@vger.kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-arm Mailing List <linux-arm-kernel@lists.infradead.org>,
	Linux Samsung SOC <linux-samsung-soc@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 2/8] dt-bindings: clock: samsung: add bindings for Exynos external clock
Date: Tue, 10 Aug 2021 20:49:52 +0300	[thread overview]
Message-ID: <CAPLW+4mKv0Azi4w2S=Ono1gpghmBtfy4QpaRBjtHkgrUGZVW_Q@mail.gmail.com> (raw)
In-Reply-To: <20210810093145.26153-3-krzysztof.kozlowski@canonical.com>

On Tue, 10 Aug 2021 at 12:32, Krzysztof Kozlowski
<krzysztof.kozlowski@canonical.com> wrote:
>
> Document the bindings for Samsung Exynos external to SoC
> (oscclk/XXTI/XusbXTI) clock provided on boards.  The bindings are
> already implemented in most of the Exynos clock drivers and DTS files.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> ---

Just want to mention that remaining users of such fixed clocks can be
converted to regular fixed-rate-clock, and then this binding can be
removed along with samsung_clk_of_register_fixed_ext() API? Just a
thought.

>  .../clock/samsung,exynos-ext-clock.yaml       | 46 +++++++++++++++++++
>  1 file changed, 46 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml
>
> diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml
> new file mode 100644
> index 000000000000..64d027dbe3b2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/samsung,exynos-ext-clock.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Samsung SoC external/osc/XXTI/XusbXTI clock
> +
> +maintainers:
> +  - Chanwoo Choi <cw00.choi@samsung.com>
> +  - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> +  - Sylwester Nawrocki <s.nawrocki@samsung.com>
> +  - Tomasz Figa <tomasz.figa@gmail.com>
> +
> +description: |
> +  Samsung SoCs require an external clock supplied through XXTI or XusbXTI pins.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - samsung,clock-xxti
> +      - samsung,clock-xusbxti
> +      - samsung,exynos5420-oscclk
> +
> +  "#clock-cells":
> +    const: 0
> +
> +  clock-frequency: true
> +
> +  clock-output-names:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - clock-frequency
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    fixed-rate-clocks {
> +        clock {
> +            compatible = "samsung,clock-xxti";
> +            clock-frequency = <24000000>;
> +        };
> +    };
> --
> 2.30.2
>

  reply	other threads:[~2021-08-10 18:16 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-10  9:31 [PATCH v2 0/8] dt-bindings: clock: samsung: convert to dtschema Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 1/8] dt-bindings: clock: samsung: convert Exynos5250 " Krzysztof Kozlowski
2021-08-10 17:51   ` Sam Protsenko
2021-08-11  6:44     ` Krzysztof Kozlowski
2021-08-17 20:16   ` Rob Herring
2021-08-18  6:49     ` Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 2/8] dt-bindings: clock: samsung: add bindings for Exynos external clock Krzysztof Kozlowski
2021-08-10 17:49   ` Sam Protsenko [this message]
2021-08-11  6:45     ` Krzysztof Kozlowski
2021-08-17 20:17   ` Rob Herring
2021-08-10  9:31 ` [PATCH v2 3/8] dt-bindings: clock: samsung: convert Exynos542x to dtschema Krzysztof Kozlowski
2021-08-17 20:21   ` Rob Herring
2021-08-18  6:53     ` Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 4/8] dt-bindings: clock: samsung: convert Exynos3250 " Krzysztof Kozlowski
2021-08-17 20:21   ` Rob Herring
2021-08-10  9:31 ` [PATCH v2 5/8] dt-bindings: clock: samsung: convert Exynos4 " Krzysztof Kozlowski
2021-08-17 20:24   ` Rob Herring
2021-08-18  7:05     ` Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 6/8] dt-bindings: clock: samsung: convert Exynos AudSS " Krzysztof Kozlowski
2021-08-10 17:46   ` Sam Protsenko
2021-08-11  6:46     ` Krzysztof Kozlowski
2021-08-17 20:25       ` Rob Herring
2021-08-17 20:26   ` Rob Herring
2021-08-18  7:06     ` Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 7/8] dt-bindings: clock: samsung: convert S5Pv210 " Krzysztof Kozlowski
2021-08-10  9:31 ` [PATCH v2 8/8] MAINTAINERS: clock: include S3C and S5P in Samsung SoC clock entry Krzysztof Kozlowski
2021-08-10 17:52 ` [PATCH v2 0/8] dt-bindings: clock: samsung: convert to dtschema Sam Protsenko

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