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/board/BuR/brppt1/board.c b/board/BuR/brppt1/board.c
index dd9649c..8aa03ea 100644
--- a/board/BuR/brppt1/board.c
+++ b/board/BuR/brppt1/board.c
@@ -150,7 +150,7 @@
 	hw_watchdog_init();
 #endif
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
-#ifdef CONFIG_NAND
+#ifdef CONFIG_MTD_RAW_NAND
 	gpmc_init();
 #endif
 	return 0;
diff --git a/board/BuR/brppt1/mux.c b/board/BuR/brppt1/mux.c
index 87eee70..b863d37 100644
--- a/board/BuR/brppt1/mux.c
+++ b/board/BuR/brppt1/mux.c
@@ -118,7 +118,7 @@
 	{OFFSET(gpmc_be1n), (MODE(1) | RXACTIVE)},/* MII1_COL */
 	{-1},
 };
-#ifdef CONFIG_NAND
+#ifdef CONFIG_MTD_RAW_NAND
 static struct module_pin_mux nand_pin_mux[] = {
 	{OFFSET(gpmc_ad0), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD0 */
 	{OFFSET(gpmc_ad1), (MODE(0) | PULLUP_EN | RXACTIVE)},	/* NAND AD1 */
@@ -180,7 +180,7 @@
 	{OFFSET(mcasp0_axr0),  (MODE(7) | PULLUDDIS) },
 	/* GPIO3_17 (MCASP0_AHCLKR) - ETH2_LEDY */
 	{OFFSET(mcasp0_ahclkr), (MODE(7) | PULLUDDIS) },
-#ifndef CONFIG_NAND
+#ifndef CONFIG_MTD_RAW_NAND
 	/* GPIO2_3 - NAND_OE */
 	{OFFSET(gpmc_oen_ren), (MODE(7) | PULLDOWN_EN | RXACTIVE)},
 	/* GPIO2_4 - NAND_WEN */
@@ -241,7 +241,7 @@
 	configure_module_pin_mux(i2c0_pin_mux);
 	configure_module_pin_mux(mii1_pin_mux);
 	configure_module_pin_mux(mii2_pin_mux);
-#ifdef CONFIG_NAND
+#ifdef CONFIG_MTD_RAW_NAND
 	configure_module_pin_mux(nand_pin_mux);
 #elif defined(CONFIG_MMC)
 	configure_module_pin_mux(mmc1_pin_mux);