at91rm9200dk: Move conditional compilation to Makefile

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

board/atmel/at91rm9200dk/Makefile

@@ -25,10 +25,16 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS	:= at91rm9200dk.o flash.o led.o mux.o partition.o
-
-SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS	:= $(addprefix $(obj),$(COBJS))
+COBJS-y += $(BOARD).o
+COBJS-y += flash.o
+COBJS-y += led.o
+ifdef CONFIG_HAS_DATAFLASH
+COBJS-$(CONFIG_DATAFLASH_MMC_SELECT) += mux.o
+COBJS-y += partition.o
+endif
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS-y))
 SOBJS	:= $(addprefix $(obj),$(SOBJS))
 
 $(LIB):	$(obj).depend $(OBJS) $(SOBJS)

board/atmel/at91rm9200dk/mux.c

@@ -4,34 +4,26 @@
 #include <dataflash.h>
 
 int AT91F_GetMuxStatus(void) {
-#ifdef	CONFIG_DATAFLASH_MMC_SELECT
 	AT91C_BASE_PIOB->PIO_PER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Set in PIO mode */
 	AT91C_BASE_PIOB->PIO_OER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Configure in output */
 
 
-	if(AT91C_BASE_PIOB->PIO_ODSR & CONFIG_SYS_DATAFLASH_MMC_PIO) {
+	if(AT91C_BASE_PIOB->PIO_ODSR & CONFIG_SYS_DATAFLASH_MMC_PIO)
 		return 1;
-	} else {
-		return 0;
-	}
-#endif
+
 	return 0;
 }
 
 void AT91F_SelectMMC(void) {
-#ifdef	CONFIG_DATAFLASH_MMC_SELECT
 	AT91C_BASE_PIOB->PIO_PER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Set in PIO mode */
 	AT91C_BASE_PIOB->PIO_OER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Configure in output */
 	/* Set Output */
 	AT91C_BASE_PIOB->PIO_SODR = CONFIG_SYS_DATAFLASH_MMC_PIO;
-#endif
 }
 
 void AT91F_SelectSPI(void) {
-#ifdef	CONFIG_DATAFLASH_MMC_SELECT
 	AT91C_BASE_PIOB->PIO_PER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Set in PIO mode */
 	AT91C_BASE_PIOB->PIO_OER = CONFIG_SYS_DATAFLASH_MMC_PIO; /* Configure in output */
 	/* Clear Output */
 	AT91C_BASE_PIOB->PIO_CODR = CONFIG_SYS_DATAFLASH_MMC_PIO;
-#endif
 }