ARM: tegra: Export tegra_powergate_sequence_power_up()

This function can be used by drivers to enable power to the hardware
blocks that they drive. Most of the drivers can be built as a module
and therefore require this function to be exported.
Signed-off-by: NThierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: NStephen Warren <swarren@nvidia.com>

arch/arm/mach-tegra/powergate.c

@@ -22,6 +22,7 @@
 #include <linux/debugfs.h>
 #include <linux/delay.h>
 #include <linux/err.h>
+#include <linux/export.h>
 #include <linux/init.h>
 #include <linux/io.h>
 #include <linux/seq_file.h>
@@ -168,6 +169,7 @@ int tegra_powergate_sequence_power_up(int id, struct clk *clk)
 err_power:
 	return ret;
 }
+EXPORT_SYMBOL(tegra_powergate_sequence_power_up);
 
 int tegra_cpu_powergate_id(int cpuid)
 {