linux-kernel - Re: [PATCH v3 1/4] dt-bindings: hwlock: Document STM32 hwspinlock bindings

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Message-ID: <20181113021337.GA7237@bogus>
Date:   Mon, 12 Nov 2018 20:13:37 -0600
From:   Rob Herring <robh@...nel.org>
To:     Benjamin Gaignard <benjamin.gaignard@...aro.org>
Cc:     ohad@...ery.com, bjorn.andersson@...aro.org, mark.rutland@....com,
        alexandre.torgue@...com, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH v3 1/4] dt-bindings: hwlock: Document STM32 hwspinlock
 bindings

On Mon, Nov 12, 2018 at 04:23:39PM +0100, Benjamin Gaignard wrote:
> Add bindings for STM32 hardware spinlock device
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>

Linaro or ST? Please make the author email match.

> ---
> version 3 :
> - fix clock name in properties description
> version 2 :
> - change clock name from hwspinlock to hsem to be align with hardware
>   documentation
> 
>  .../bindings/hwlock/st,stm32-hwspinlock.txt        | 23 ++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> 
> diff --git a/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> new file mode 100644
> index 000000000000..adf4f000ea3d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt
> @@ -0,0 +1,23 @@
> +STM32 Hardware Spinlock Device Binding
> +-------------------------------------
> +
> +Required properties :
> +- compatible : should be "st,stm32-hwspinlock".
> +- reg : the register address of hwspinlock.
> +- #hwlock-cells : hwlock users only use the hwlock id to represent a specific
> +	hwlock, so the number of cells should be <1> here.
> +- clock-names : Must contain "hsem".
> +- clocks : Must contain a phandle entry for the clock in clock-names, see the
> +	common clock bindings.
> +
> +Please look at the generic hwlock binding for usage information for consumers,
> +"Documentation/devicetree/bindings/hwlock/hwlock.txt"
> +
> +Example of hwlock provider:
> +	hwspinlock@...00000 {
> +		compatible = "st,stm32-hwspinlock";
> +		#hwlock-cells = <1>;
> +		reg = <0x4c000000 0x400>;
> +		clocks = <&rcc HSEM>;
> +		clock-names = "hsem";
> +	};
> -- 
> 2.15.0
>