Messages in this thread | ![/](/images/icornerl.gif) | | Date | Mon, 27 Sep 2010 21:12:18 -0700 | From | Mark Brown <> | Subject | Re: [MeeGo-Dev][PATCH] Topcliff: Update PCH_GPIO driver to 2.6.35 |
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On Tue, Sep 28, 2010 at 12:21:10PM +0900, Masayuki Ohtake wrote:
> > You should be implementing support for the device using the > > standard interfaces used by the other GPIO drivers in kernel.
> I don't understand how userspace accesses to the driver. > Let me know how to ? sysfs only ?
sysfs, though at least as often another driver in the kernel will interact with the GPIOs. Search the kernel for users of the gpiolib APIs.
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