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Date:	Tue, 27 Oct 2009 21:43:26 +0200
From:	Andrew Victor <avictor.za@...il.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	linux-mmc@...r.kernel.org, haavard.skinnemoen@...el.com,
	akpm@...ux-foundation.org, kernel@...32linux.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 3/3 v2] at91/atmel-mci: inclusion of sd/mmc driver in 
	at91sam9g45 chip and board

hi Nicolas,

> +       if (data->slot[0].wp_pin)
> +               at91_set_gpio_input(data->slot[0].wp_pin, 1);

> +static struct mci_platform_data __initdata mci0_data = {
> +       .slot[0] = {
> +               .bus_width      = 4,
> +               .detect_pin     = AT91_PIN_PD10,
> +               .wp_pin         = -1,
> +       },

Causes at91_set_gpio_input() to be called for pin -1.  Which shouldn't be valid.
AT91 platforms use 0 to indicate an un-connected GPIO pin, so the
assignment of "wp_pin" should probably just be removed.


Regards,
  Andrew Victor
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