arm: Add export.h to ARM specific files as required.

These files all make use of one of the EXPORT_SYMBOL variants
or the THIS_MODULE macro.  So they will need <linux/export.h>

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index a005e769..28fafa78 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -23,6 +23,7 @@
 #include <linux/phy.h>
 #include <linux/clk.h>
 #include <linux/videodev2.h>
+#include <linux/export.h>
 
 #include <media/tvp514x.h>
 
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 337c45e..e574d7f8 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -31,6 +31,7 @@
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 #include <linux/clk.h>
+#include <linux/export.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-davinci/cpufreq.c b/arch/arm/mach-davinci/cpufreq.c
index 41669ec..5bba707 100644
--- a/arch/arm/mach-davinci/cpufreq.c
+++ b/arch/arm/mach-davinci/cpufreq.c
@@ -24,6 +24,7 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/platform_device.h>
+#include <linux/export.h>
 
 #include <mach/hardware.h>
 #include <mach/cpufreq.h>
diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c
index 0b314bf..60d2f48 100644
--- a/arch/arm/mach-davinci/cpuidle.c
+++ b/arch/arm/mach-davinci/cpuidle.c
@@ -16,6 +16,7 @@
 #include <linux/platform_device.h>
 #include <linux/cpuidle.h>
 #include <linux/io.h>
+#include <linux/export.h>
 #include <asm/proc-fns.h>
 
 #include <mach/cpuidle.h>