mtd: rename CONFIG_NAND -> CONFIG_MTD_RAW_NAND

Add more clarity by changing the Kconfig entry name.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
[trini: Re-run migration, update a few more cases]
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
diff --git a/include/configs/T208xRDB.h b/include/configs/T208xRDB.h
index 8c0b81a..68de90f 100644
--- a/include/configs/T208xRDB.h
+++ b/include/configs/T208xRDB.h
@@ -40,7 +40,7 @@
 #define CONFIG_SYS_CCSR_DO_NOT_RELOCATE
 #endif
 
-#ifdef CONFIG_NAND
+#ifdef CONFIG_MTD_RAW_NAND
 #define CONFIG_SYS_NAND_U_BOOT_SIZE	(768 << 10)
 #define CONFIG_SYS_NAND_U_BOOT_DST	0x00200000
 #define CONFIG_SYS_NAND_U_BOOT_START	0x00200000
@@ -252,7 +252,7 @@
 #define CONFIG_SYS_MAX_NAND_DEVICE	1
 #define CONFIG_SYS_NAND_BLOCK_SIZE	(512 * 1024)
 
-#if defined(CONFIG_NAND)
+#if defined(CONFIG_MTD_RAW_NAND)
 #define CONFIG_SYS_CSPR0_EXT		CONFIG_SYS_NAND_CSPR_EXT
 #define CONFIG_SYS_CSPR0		CONFIG_SYS_NAND_CSPR
 #define CONFIG_SYS_AMASK0		CONFIG_SYS_NAND_AMASK
@@ -514,7 +514,7 @@
 #define CONFIG_SYS_FMAN_FW_ADDR		(512 * 0x820)
 #define CONFIG_CORTINA_FW_ADDR		(512 * 0x8a0)
 
-#elif defined(CONFIG_NAND)
+#elif defined(CONFIG_MTD_RAW_NAND)
 #define CONFIG_SYS_FMAN_FW_ADDR		(3 * CONFIG_SYS_NAND_BLOCK_SIZE)
 #define CONFIG_CORTINA_FW_ADDR		(4 * CONFIG_SYS_NAND_BLOCK_SIZE)
 #elif defined(CONFIG_SRIO_PCIE_BOOT_SLAVE)