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/arch/arm/mach-omap2/mem-common.c b/arch/arm/mach-omap2/mem-common.c
index ff1e312..50d5f3e 100644
--- a/arch/arm/mach-omap2/mem-common.c
+++ b/arch/arm/mach-omap2/mem-common.c
@@ -25,7 +25,7 @@
 
 #if defined(CONFIG_NOR)
 char gpmc_cs0_flash = MTD_DEV_TYPE_NOR;
-#elif defined(CONFIG_NAND) || defined(CONFIG_CMD_NAND)
+#elif defined(CONFIG_MTD_RAW_NAND) || defined(CONFIG_CMD_NAND)
 char gpmc_cs0_flash = MTD_DEV_TYPE_NAND;
 #elif defined(CONFIG_CMD_ONENAND)
 char gpmc_cs0_flash = MTD_DEV_TYPE_ONENAND;
@@ -93,7 +93,7 @@
 		STNOR_GPMC_CONFIG7
 	};
 #endif
-#if defined(CONFIG_NAND) || defined(CONFIG_CMD_NAND)
+#if defined(CONFIG_MTD_RAW_NAND) || defined(CONFIG_CMD_NAND)
 	const u32 gpmc_regs_nand[GPMC_MAX_REG] = {
 		M_NAND_GPMC_CONFIG1,
 		M_NAND_GPMC_CONFIG2,
@@ -128,7 +128,7 @@
 		                                              GPMC_SIZE_16M)));
 		break;
 #endif
-#if defined(CONFIG_NAND) || defined(CONFIG_CMD_NAND)
+#if defined(CONFIG_MTD_RAW_NAND) || defined(CONFIG_CMD_NAND)
 	case MTD_DEV_TYPE_NAND:
 		gpmc_regs = gpmc_regs_nand;
 		base = CONFIG_SYS_NAND_BASE;