nds32/lib: add ide generic support

Add ide generic support.

Signed-off-by: Macpaul Lin <macpaul@andestech.com>
diff --git a/arch/nds32/lib/board.c b/arch/nds32/lib/board.c
index 2fd0e93..66e4537 100644
--- a/arch/nds32/lib/board.c
+++ b/arch/nds32/lib/board.c
@@ -351,6 +351,11 @@
 	nand_init();		/* go init the NAND */
 #endif
 
+#if defined(CONFIG_CMD_IDE)
+	puts("IDE:   ");
+	ide_init();
+#endif
+
 #ifdef CONFIG_GENERIC_MMC
 	puts("MMC:   ");
 	mmc_initialize(gd->bd);