classmate-laptop: add support for Classmate PC ACPI devices

This add supports for devices like keyboard, backlight, tablet and
accelerometer.

This work is supported by International Syst S/A.

[randy.dunlap@oracle.com: cmpc_acpi: depends on ACPI]
[akpm@linux-foundation.org: readability tweaks]
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index efd2ef2..9ddfc97 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1470,6 +1470,12 @@
 S:	Supported
 F:	drivers/scsi/fnic/
 
+CMPC ACPI DRIVER
+M:	Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
+M:	Daniel Oliveira Nascimento <don@syst.com.br>
+S:	Supported
+F:	drivers/platform/x86/classmate-laptop.c
+
 CODA FILE SYSTEM
 M:	Jan Harkes <jaharkes@cs.cmu.edu>
 M:	coda@cs.cmu.edu