linux-kernel - Re: [PATCH v2 10/11] dt-bindings: misc: add bindings for cros_ec

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Date:   Tue, 12 Jun 2018 13:10:11 -0600
From:   Rob Herring <robh@...nel.org>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Brian Norris <briannorris@...omium.org>,
        Douglas Anderson <dianders@...omium.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>
Subject: Re: [PATCH v2 10/11] dt-bindings: misc: add bindings for
 cros_ec_throttler

On Thu, Jun 07, 2018 at 11:12:13AM -0700, Matthias Kaehlcke wrote:
> The cros_ec_throttler monitors events from the Chrome OS Embedded
> Controller to throttle the system if needed, using the mechanisms
> provided by the throttler core.
> 
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> ---
> Changes in v2:
> - patch added to series
> 
>  Documentation/devicetree/bindings/misc/cros_ec_throttler.txt | 4 ++++
>  1 file changed, 4 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/misc/cros_ec_throttler.txt
> 
> diff --git a/Documentation/devicetree/bindings/misc/cros_ec_throttler.txt b/Documentation/devicetree/bindings/misc/cros_ec_throttler.txt
> new file mode 100644
> index 000000000000..7316dcc0ef75
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/misc/cros_ec_throttler.txt
> @@ -0,0 +1,4 @@
> +* cros_ec_throttler driver

Bindings are for h/w, not drivers.

I continue to fail to see why this needs to be in DT. There are other 
ways to instantiate drivers.

> +
> +Required properties:
> +- compatible: "google,cros-ec-throttler"
> -- 
> 2.18.0.rc1.242.g61856ae69a-goog
>