ARM: OMAP2+: Move SDRC related functions from io.h into local common.h

These should be local to omap2/3/4.
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/common.h

@@ -235,5 +235,10 @@ static inline u32 omap4_mpuss_read_prev_context_state(void)
 	return 0;
 }
 #endif
+
+struct omap_sdrc_params;
+extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
+				      struct omap_sdrc_params *sdrc_cs1);
+
 #endif /* __ASSEMBLER__ */
 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */

arch/arm/plat-omap/include/plat/io.h

@@ -266,10 +266,6 @@ extern void omap_writeb(u8 v, u32 pa);
 extern void omap_writew(u16 v, u32 pa);
 extern void omap_writel(u32 v, u32 pa);
 
-struct omap_sdrc_params;
-extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
-				      struct omap_sdrc_params *sdrc_cs1);
-
 extern void __init omap_init_consistent_dma_size(void);
 
 #endif