linux-kernel - Re: [PATCH v2 2/2] mfd: syscon: Add hardware spinlock support

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Message-ID: <20171102001250.quhcn6jwkcx7rwov@rob-hp-laptop>
Date:   Wed, 1 Nov 2017 19:12:50 -0500
From:   Rob Herring <robh@...nel.org>
To:     Baolin Wang <baolin.wang@...aro.org>
Cc:     broonie@...nel.org, gregkh@...uxfoundation.org,
        lee.jones@...aro.org, arnd@...db.de, mark.rutland@....com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 2/2] mfd: syscon: Add hardware spinlock support

On Wed, Nov 01, 2017 at 10:11:56AM +0800, Baolin Wang wrote:
> Some system control registers need hardware spinlock to synchronize
> between the multiple subsystems, so we should add hardware spinlock
> support for syscon.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
> ---
> Changes since v1:
>  - Remove timeout configuration.
>  - Modify the binding file to add hwlocks.
> ---
>  Documentation/devicetree/bindings/mfd/syscon.txt |    1 +
>  drivers/mfd/syscon.c                             |    7 +++++++
>  2 files changed, 8 insertions(+)

Acked-by: Rob Herring <robh@...nel.org>