Messages in this thread | | | From | Barry Song <> | Date | Sun, 21 Aug 2011 22:42:32 +0800 | Subject | Re: [PATCH 0/4 v4] pin controller subsystem v4 |
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> - Rewrite the interaction with the GPIO subsystem - the pin > controller descriptor now handles this by defining an offset > into the GPIO numberspace for its handled pin range. This is > used to look up the apropriate pin controller for a GPIO pin. > Then that specific GPIO range is matched 1-1 for the target > controller instance. ... > > Linus Walleij (4): > drivers: create a pinmux subsystem v4 > pinmux: add a driver for the U300 pinmux > amba: request muxing for PrimeCell devices > mach-u300: activate pinmux driver, delete old padmux driver
it seems there is not an actual example that gpio requests pin from pinctrl yet. i might give one on SiRFprimaII.
Thanks Barry -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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