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Date: Wed, 27 Feb 2008 15:48:54 -0800 From: Andrew Morton <akpm@...ux-foundation.org> To: David Brownell <david-b@...bell.net> Cc: linux-kernel@...r.kernel.org, cbouatmailru@...il.com, avorontsov@...mvista.com, florian.fainelli@...ecomint.eu Subject: Re: [patch 2.6.25-rc2-git] gpio: <linux/gpio.h> and "no GPIO support here" stubs On Fri, 22 Feb 2008 17:12:17 -0800 David Brownell <david-b@...bell.net> wrote: > Add a <linux/gpio.h> defining fail/warn stubs for GPIO calls on platforms > that don't support the GPIO programming interface. That includes the > arch-specific implementation glue otherwise. > > This facilitates a new model for GPIO usage: drivers that can use GPIOs > if they're available, but don't require them. One example of such a > driver is NAND driver for various FreeScale chips. On platforms update > with GPIO support, they can be used instead of a worst-case delay to > verify that the BUSY signal is off. > > (Also includes a couple minor unrelated doc updates.) > Looks sane. > Please include before 2.6.25-final ... For what reason? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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