Messages in this thread | | | Date | Sat, 5 Jan 2008 21:49:16 +0100 | From | Haavard Skinnemoen <> | Subject | Re: [patch 2.6.24-rc6-mm 4/9] gpiolib: avr32 at32ap platform support |
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On Sat, 5 Jan 2008 12:10:56 -0800 David Brownell <david-b@pacbell.net> wrote:
> From: David Brownell <dbrownell@users.sourceforge.net> > > Teach AVR32 to use the "GPIO Library" when exposing its GPIOs, so that > signals on external chips (like GPIO expanders) can easily be used. > > This mostly reorganizes some existing logic, with two minor changes > in behavior: > > - The PSR registers are used instead of the previous "gpio_mask" > values, matching AT91 behavior and removing some duplication between > that role and that of "pinmux_mask". > > - NR_IRQs grew to acommodate a bank of external GPIOs. Eventually > this number should probably become a board-specific config option. > > There's a debugfs dump of status for the built-in GPIOs, showing which > pins have deglitching, pullups, or open drain drive enabled, as well > as the ID string used when requesting each IRQ. > > Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> > Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Acked-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
I'm not going to merge it since the rest of gpiolib isn't in mainline yet.
Haavard
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