SPEAr: Configure FSMC driver for NAND interface

Since FSMC is a standard IP and it supports different memory interfaces, it
is supported independent of spear platform and spear is configured to use that
driver for interfacing with the NAND device

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Signed-off-by: Amit Virdi <amit.virdi@st.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Acked-by: Scott Wood <scottwood@freescale.com>
diff --git a/board/spear/spear300/spear300.c b/board/spear/spear300/spear300.c
index 60ee544..72a3631 100644
--- a/board/spear/spear300/spear300.c
+++ b/board/spear/spear300/spear300.c
@@ -24,10 +24,12 @@
 #include <common.h>
 #include <nand.h>
 #include <asm/io.h>
+#include <linux/mtd/fsmc_nand.h>
 #include <asm/arch/hardware.h>
 #include <asm/arch/spr_defs.h>
 #include <asm/arch/spr_misc.h>
-#include <asm/arch/spr_nand.h>
+
+static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE];
 
 int board_init(void)
 {
@@ -41,18 +43,20 @@
  * Called by nand_init_chip to initialize the board specific functions
  */
 
-int board_nand_init(struct nand_chip *nand)
+void board_nand_init()
 {
 	struct misc_regs *const misc_regs_p =
 	    (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
+	struct nand_chip *nand = &nand_chip[0];
 
+#if defined(CONFIG_NAND_FSMC)
 	if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
 	     MISC_SOCCFG30) ||
 	    ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
 	     MISC_SOCCFG31)) {
 
-		return spear_nand_init(nand);
+		fsmc_nand_init(nand);
 	}
-
-	return -1;
+#endif
+	return;
 }