linux-kernel - Re: [PATCH 2/7] IBM Akebono: Add support for a new PHY interface to the IBM emac driver

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Message-ID: <20140221111823.GA8783@e106331-lin.cambridge.arm.com>
Date:	Fri, 21 Feb 2014 11:18:23 +0000
From:	Mark Rutland <mark.rutland@....com>
To:	Alistair Popple <alistair@...ple.id.au>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 2/7] IBM Akebono: Add support for a new PHY interface
 to the IBM emac driver

On Fri, Feb 21, 2014 at 06:31:28AM +0000, Alistair Popple wrote:
> The IBM PPC476GTR SoC that is used on the Akebono board uses a
> different ethernet PHY interface that has wake on lan (WOL) support
> with the IBM emac. This patch adds support to the IBM emac driver for
> this new PHY interface.
> 
> At this stage the wake on lan functionality has not been implemented.
> 
> Signed-off-by: Alistair Popple <alistair@...ple.id.au>
> Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: "David S. Miller" <davem@...emloft.net>
> ---

[...]

> +       /* Check for RGMII flags */
> +       if (of_get_property(ofdev->dev.of_node, "has-mdio", NULL))
> +               dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO;

You can use of_property_read_bool here.

Cheers,
Mark.
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