Staging: add pcc-acpi driver

Adds the pcc-acpi driver to the staging tree.

From: Hiroshi Miura <miura@da-cha.org>
Cc: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/Kconfig

@@ -43,4 +43,6 @@ source "drivers/staging/echo/Kconfig"
 
 source "drivers/staging/at76_usb/Kconfig"
 
+source "drivers/staging/pcc-acpi/Kconfig"
+
 endif # STAGING

drivers/staging/Makefile

@@ -13,3 +13,4 @@ obj-$(CONFIG_W35UND)		+= winbond/
 obj-$(CONFIG_PRISM2_USB)	+= wlan-ng/
 obj-$(CONFIG_ECHO)		+= echo/
 obj-$(CONFIG_USB_ATMEL)		+= at76_usb/
+obj-$(CONFIG_PCC_ACPI)		+= pcc-acpi/

drivers/staging/pcc-acpi/Kconfig

+config PCC_ACPI
+	tristate "Panasonic ACPI Hotkey support"
+	depends on ACPI
+	default n
+	---help---
+	  This driver provides support for Panasonic hotkeys through the
+	  ACPI interface.  This works for the Panasonic R1 (N variant),
+	  R2, R3, T2, W2, and Y2 laptops.
+
+	  To compile this driver as a module, choose M here. The module
+	  will be called pcc-acpi.

drivers/staging/pcc-acpi/Makefile

+obj-$(CONFIG_PCC_ACPI)		+= pcc-acpi.o

drivers/staging/pcc-acpi/TODO

+TODO:
+	- Lindent fixes
+	- checkpatch.pl fixes
+	- verify that the acpi interface is correct
+	- remove /proc dependancy if needed (not sure yet.)
+
+Please send any patches for this driver to Greg Kroah-Hartman <greg@kroah.com>