msm: iomap: Add MSMZINC support

Add the I/O map macro definitions and associated functions
needed to create the early I/O mappings on MSMZINC.

Change-Id: I1e0128d2091fc97d3af922d9ab62379f26f2b0e6
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
diff --git a/arch/arm/mach-msm/include/mach/board.h b/arch/arm/mach-msm/include/mach/board.h
index 327212e..2f4b48fc 100644
--- a/arch/arm/mach-msm/include/mach/board.h
+++ b/arch/arm/mach-msm/include/mach/board.h
@@ -598,6 +598,7 @@
 void msm_map_msm7x30_io(void);
 void msm_map_fsm9xxx_io(void);
 void msm_map_8974_io(void);
+void msm_map_zinc_io(void);
 void msm_map_msm8625_io(void);
 void msm_map_msm9625_io(void);
 void msm_init_irq(void);