linux-kernel - Re: [PATCH 11/14] dt-bindings: fsi: Document binding for the fsi-master-ast-cf "device"

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Message-ID: <CACPK8Xc6zRXUzEyde=A2m8U2mzaeNMu8w=XFW77-5_uJgW3EgQ@mail.gmail.com>
Date:   Thu, 28 Jun 2018 13:42:20 +0930
From:   Joel Stanley <joel@....id.au>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     linux-aspeed@...ts.ozlabs.org,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        devicetree <devicetree@...r.kernel.org>,
        Andrew Jeffery <andrew@...id.au>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 11/14] dt-bindings: fsi: Document binding for the
 fsi-master-ast-cf "device"

On 27 June 2018 at 08:56, Benjamin Herrenschmidt
<benh@...nel.crashing.org> wrote:
> This isn't per-se a real device, it's a pseudo-device that
> represents the use of the Aspeed built-in ColdFire to
> implement the FSI protocol by bitbanging the GPIOs instead
> of doing it from the ARM core.
>
> Thus it's a drop-in replacement for the existing
> fsi-master-gpio pseudo-device for use on systems for which
> a corresponding firmware file exists. It has most of the
> same properties, plus some more needed to operate the
> coprocessor.
>
> Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>

Acked-by: Joel Stanley <joel@....id.au>