From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] at91_ether: use gpio_is_valid for phy IRQ line
Date: Tue, 29 Nov 2011 18:53:42 -0500 (EST)
Message-ID: <20111129.185342.105454076866922618.davem@davemloft.net>
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From: Nicolas Ferre <nicolas.ferre@atmel.com>
Date: Thu, 24 Nov 2011 22:21:14 +0100

> Use the generic gpiolib gpio_is_valid() function to test
> if the phy IRQ line GPIO is actually provided.
> 
> For non-connected or non-existing phy IRQ lines, -EINVAL
> value is used for phy_irq_pin field of struct at91_eth_data.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

I'm assuming this goes through the ARM tree, because in both of my networking
trees there is no ARM at91 implementation of gpio_is_valid().