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Subject: Re: [PATCH v12 05/35] dt-bindings: clock: tegra-car: Document new clock sub-nodes
From:   Stephen Boyd <sboyd@kernel.org>
Cc:     linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org,
        linux-pm@vger.kernel.org, linux-usb@vger.kernel.org,
        linux-staging@lists.linux.dev, linux-pwm@vger.kernel.org,
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        devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
        Mark Brown <broonie@kernel.org>,
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        Mauro Carvalho Chehab <mchehab@kernel.org>,
        David Heidelberg <david@ixit.cz>
To:     Adrian Hunter <adrian.hunter@intel.com>,
        Dmitry Osipenko <digetx@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Lee Jones <lee.jones@linaro.org>,
        Michael Turquette <mturquette@baylibre.com>,
        Mikko Perttunen <mperttunen@nvidia.com>,
        Nishanth Menon <nm@ti.com>, Peter Chen <peter.chen@kernel.org>,
        Peter De Schrijver <pdeschrijver@nvidia.com>,
        Rob Herring <robh+dt@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Ulf Hansson <ulf.hansson@linaro.org>,
        Uwe =?utf-8?q?Kleine-K=C3=B6nig?= 
        <u.kleine-koenig@pengutronix.de>, Viresh Kumar <vireshk@kernel.org>
Date:   Thu, 14 Oct 2021 17:16:47 -0700
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Quoting Dmitry Osipenko (2021-09-20 11:11:15)
> diff --git a/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.y=
aml b/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml
> index 459d2a525393..f832abb7f11a 100644
> --- a/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml
> +++ b/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml
> @@ -42,6 +42,36 @@ properties:
>    "#reset-cells":
>      const: 1
> =20
> +patternProperties:
> +  "^(sclk)|(pll-[cem])$":
> +    type: object
> +    properties:
> +      compatible:
> +        enum:
> +          - nvidia,tegra20-sclk
> +          - nvidia,tegra30-sclk
> +          - nvidia,tegra30-pllc
> +          - nvidia,tegra30-plle
> +          - nvidia,tegra30-pllm
> +
> +      operating-points-v2: true
> +
> +      clocks:
> +        items:
> +          - description: node's clock
> +
> +      power-domains:
> +        maxItems: 1
> +        description: phandle to the core SoC power domain

Is this done to associate the power domain with a particular clk? And an
OPP table with a particular clk?

> +
> +    required:
> +      - compatible
> +      - operating-points-v2
> +      - clocks
> +      - power-domains
> +
> +    additionalProperties: false
> +
>  required:
>    - compatible
>    - reg