msm: Move gpiomux.h to include/mach

The gpiomux interface is required for drivers
to manipulate the pinmux functionality of their gpios
at runtime.

Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
diff --git a/arch/arm/mach-msm/gpio.c b/arch/arm/mach-msm/gpio.c
index b18db56e..5ad62265 100644
--- a/arch/arm/mach-msm/gpio.c
+++ b/arch/arm/mach-msm/gpio.c
@@ -20,8 +20,8 @@
 #include <linux/io.h>
 #include <linux/irq.h>
 #include <linux/module.h>
+#include <mach/gpiomux.h>
 #include "gpio_hw.h"
-#include "gpiomux.h"
 #include "proc_comm.h"
 #include "smd_private.h"