msm: 8064: add machine support for mdm2 driver

The major changes for 8064 are that the gpio numbers are
different, and the kpd_prw line is not used.

Change-Id: I2bf48e4cf4d107ed2d133bbecab72e2ff85621e4
Signed-off-by: Joel King <joelking@codeaurora.org>
diff --git a/arch/arm/mach-msm/devices.h b/arch/arm/mach-msm/devices.h
index d0fdbfb..12660c2 100644
--- a/arch/arm/mach-msm/devices.h
+++ b/arch/arm/mach-msm/devices.h
@@ -293,3 +293,5 @@
 extern struct platform_device msm_bus_8064_mm_fabric;
 extern struct platform_device msm_bus_8064_sys_fpb;
 extern struct platform_device msm_bus_8064_cpss_fpb;
+
+extern struct platform_device mdm_8064_device;