Messages in this thread | | | Date | Wed, 27 Feb 2008 15:48:54 -0800 | From | Andrew Morton <> | Subject | Re: [patch 2.6.25-rc2-git] gpio: <linux/gpio.h> and "no GPIO support here" stubs |
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On Fri, 22 Feb 2008 17:12:17 -0800 David Brownell <david-b@pacbell.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?
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