intel_mid_powerbtn: add power button driver for Medfield platform (#3)

The power button is connected to MSIC on Medfield, we will get two
interrupts from IOAPIC when pressing or releasing the power button.

Signed-off-by: Hong Liu <hong.liu@intel.com>
[Minor fixes as noted by Dmitry]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Hong Liu 2011-02-07 14:45:55 -05:00 • committed by Matthew Garrett
commit 8eec8a1167
3 changed files with 157 additions and 0 deletions