davinci: omapl138_lcdk: use correct name for CONFIG_SYS_NAND_MASK_ALE

CONFIG_SYS_ALE_MASK is not used anywhere. It has probably been
renamed to CONFIG_SYS_NAND_MASK_ALE. Rename it and remove the former
from the config_whitelist.txt file.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/omapl138_lcdk.h b/include/configs/omapl138_lcdk.h
index 0854dc8..cd37aaf 100644
--- a/include/configs/omapl138_lcdk.h
+++ b/include/configs/omapl138_lcdk.h
@@ -169,7 +169,7 @@
 #define CONFIG_SYS_NAND_CS		3
 #define CONFIG_SYS_NAND_BASE		DAVINCI_ASYNC_EMIF_DATA_CE3_BASE
 #define CONFIG_SYS_NAND_MASK_CLE	0x10
-#define CONFIG_SYS_ALE_MASK		0x8
+#define CONFIG_SYS_NAND_MASK_ALE	0x8
 #undef CONFIG_SYS_NAND_HW_ECC
 #define CONFIG_SYS_MAX_NAND_DEVICE	1 /* Max number of NAND devices */
 #define NAND_MAX_CHIPS			1