linux-kernel - Re: [PATCH 0/3] net: ftgmac100: Ungate RCLK for RMII on ASPEED MACs

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Date:   Wed, 9 Oct 2019 01:11:33 +0000
From:   Joel Stanley <joel@....id.au>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     Andrew Jeffery <andrew@...id.au>, netdev@...r.kernel.org,
        "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [PATCH 0/3] net: ftgmac100: Ungate RCLK for RMII on ASPEED MACs

On Wed, 9 Oct 2019 at 00:38, Florian Fainelli <f.fainelli@...il.com> wrote:
>
>
>
> On 10/8/2019 4:51 AM, Andrew Jeffery wrote:
> > Hello,
> >
> > This series slightly extends the devicetree binding and driver for the
> > FTGMAC100 to describe an optional RMII RCLK gate in the clocks property.
> > Currently it's necessary for the kernel to ungate RCLK on the AST2600 in NCSI
> > configurations as u-boot does not yet support NCSI (which uses the RMII).
>
> RMII as in Reduced MII or Reverse MII in that context?

Reduced MII ( https://en.wikipedia.org/wiki/NC-SI#Hardware_interface )

Cheers,

Joel