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From: Juergen Borleis <jbe@pengutronix.de>
To: kernel@pengutronix.de
Cc: Andrew Lunn <andrew@lunn.ch>,
	f.fainelli@gmail.com, vivien.didelot@savoirfairelinux.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	davem@davemloft.net
Subject: Re: [PATCH v2 3/4] net: dsa: LAN9303: add I2C managed mode support
Date: Mon, 10 Apr 2017 09:58:38 +0200	[thread overview]
Message-ID: <201704100958.38939.jbe@pengutronix.de> (raw)
In-Reply-To: <20170407134007.GA22263@lunn.ch>

Hi Andrew,

On Friday 07 April 2017 15:40:07 Andrew Lunn wrote:
> > +Optional properties:
> > +
> > +- reset-gpios: GPIO to be used to reset the whole device, always low
> > active
>
> I would avoid the always low active comment. The input to the switch
> is active low. But i've seen designs with an inverter in the reset
> path, so from the perspective of the GPIO it would be active high. The
> device tree binding allows for this, via the flags. And since you use
> the gpiod API, it should all just work.
>
> > +		ports {
> > +			#address-cells = <1>;
> > +			#size-cells = <0>;
> > +
> > +			port@0 { /* RMII fixed link to master */
> > +				reg = <0>;
> > +				label = "cpu";
> > +				ethernet = <&master>;
> > +			};
> > +
> > +			port@1 { /* external port 1 */
> > +				compatible = "ethernet-phy-ieee802.3-c22";
> > +				reg = <1>;
> > +				label = "lan1;
> > +			};
>
> These are not PHY nodes, so does this compatible string do anything?

I removed them and nothing changed.

Regards,
Juergen

-- 
Pengutronix e.K.                             | Juergen Borleis             |
Industrial Linux Solutions                   | http://www.pengutronix.de/  |

  reply	other threads:[~2017-04-10  7:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-07  8:14 [PATCHv2] net: dsa: add SMSC/Microchip LAN9303 three port ethernet switch driver Juergen Borleis
2017-04-07  8:14 ` [PATCH v2 1/4] net: dsa: add support for the SMSC-LAN9303 tagging format Juergen Borleis
2017-04-07 13:06   ` Andrew Lunn
2017-04-10  7:18     ` Juergen Borleis
2017-04-10 13:15       ` Andrew Lunn
2017-04-07  8:15 ` [PATCH v2 2/4] net: dsa: add new DSA switch driver for the SMSC-LAN9303 Juergen Borleis
2017-04-07 13:35   ` David Miller
2017-04-07 14:29   ` Andrew Lunn
2017-04-10  7:44     ` Juergen Borleis
2017-04-10 13:25       ` Andrew Lunn
2017-04-07  8:15 ` [PATCH v2 3/4] net: dsa: LAN9303: add I2C managed mode support Juergen Borleis
2017-04-07 13:40   ` Andrew Lunn
2017-04-10  7:58     ` Juergen Borleis [this message]
2017-04-07  8:15 ` [PATCH v2 4/4] net: dsa: LAN9303: add MDIO " Juergen Borleis
2017-04-07 14:19   ` Andrew Lunn
2017-04-07 14:27     ` David Miller
2017-04-07 14:54   ` Andrew Lunn
2017-04-07 15:05   ` Andrew Lunn

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