msm: gpiomux: Add gpiomux support for 8092

Added only important gpiomux entries need for initial booting.

Change-Id: I86e2b057712af1cc82d1a2d1d9aec49468fcf5ae
Signed-off-by: Ravi Kumar V <kumarrav@codeaurora.org>
diff --git a/arch/arm/mach-msm/include/mach/board.h b/arch/arm/mach-msm/include/mach/board.h
index c9313f4..a7dc730 100644
--- a/arch/arm/mach-msm/include/mach/board.h
+++ b/arch/arm/mach-msm/include/mach/board.h
@@ -579,6 +579,7 @@
 void msm_8974_init_gpiomux(void);
 void msm9625_init_gpiomux(void);
 void msm_map_mpq8092_io(void);
+void mpq8092_init_gpiomux(void);
 
 struct mmc_platform_data;
 int msm_add_sdcc(unsigned int controller,