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From:   Li Yang <leoyang.li@nxp.com>
Date:   Tue, 28 Aug 2018 13:48:01 -0500
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Subject: Re: [PATCH] soc: Convert to using %pOFn instead of device_node.name
To:     Rob Herring <robh@kernel.org>
Cc:     lkml <linux-kernel@vger.kernel.org>,
        Zhao Qiang <qiang.zhao@nxp.com>, andy.gross@linaro.org,
        david.brown@linaro.org, Heiko Stuebner <heiko@sntech.de>,
        thierry.reding@gmail.com, Jon Hunter <jonathanh@nvidia.com>,
        Santosh Shilimkar <ssantosh@kernel.org>,
        linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@lists.infradead.org>, linux-soc@vger.kernel.org
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On Mon, Aug 27, 2018 at 8:57 PM Rob Herring <robh@kernel.org> wrote:
>
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.

Please forgive my ignorance, but what is this format specifier do
exactly?   I cannot find anything listed in the printf specification
matching this.  Is this something newly introduced?

Leo