omap4: make omap4 code common for future reuse

Much of omap4 soc support code can be reused for omap5.
Move them to the omap-common directory to facilitate
this.

Signed-off-by: sricharan <r.sricharan@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

arch/arm/cpu/armv7/omap-common/Makefile

@@ -33,6 +33,13 @@ ifdef CONFIG_OMAP
 COBJS	+= gpio.o
 endif
 
+ifdef CONFIG_OMAP44XX
+COBJS	+= hwinit-common.o
+COBJS	+= clocks-common.o
+COBJS	+= emif-common.o
+SOBJS	+= lowlevel_init.o
+endif
+
 ifdef CONFIG_SPL_BUILD
 COBJS	+= spl.o
 ifdef CONFIG_SPL_NAND_SUPPORT
@@ -43,6 +50,12 @@ COBJS	+= spl_mmc.o
 endif
 endif
 
+ifndef CONFIG_SPL_BUILD
+ifdef CONFIG_OMAP44XX
+COBJS	+= mem-common.o
+endif
+endif
+
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
 

arch/arm/cpu/armv7/omap4/emif.c → arch/arm/cpu/armv7/omap-common/emif-common.c

@@ -1218,9 +1218,9 @@ void sdram_init(void)
 	in_sdram = running_from_sdram();
 	debug("in_sdram = %d\n", in_sdram);
 
-	if (!in_sdram) {
+	if (!in_sdram)
 		bypass_dpll(&prcm->cm_clkmode_dpll_core);
-	}
+
 
 	do_sdram_init(OMAP44XX_EMIF1);
 	do_sdram_init(OMAP44XX_EMIF2);

arch/arm/cpu/armv7/omap4/board.c → arch/arm/cpu/armv7/omap-common/hwinit-common.c

@@ -34,7 +34,7 @@
 #include <asm/sizes.h>
 #include <asm/arch/emif.h>
 #include <asm/arch/gpio.h>
-#include "omap4_mux_data.h"
+#include "../omap4/omap4_mux_data.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 

arch/arm/cpu/armv7/omap4/Makefile

@@ -25,15 +25,9 @@ include $(TOPDIR)/config.mk
 
 LIB	=  $(obj)lib$(SOC).o
 
-SOBJS	+= lowlevel_init.o
-
-COBJS	+= board.o
-COBJS	+= clocks.o
-COBJS	+= emif.o
 COBJS	+= sdram_elpida.o
 
 ifndef CONFIG_SPL_BUILD
-COBJS	+= mem.o
 COBJS	+= sys_info.o
 endif