mtd: rawnand: stm32_fmc2: use regmap APIs

This patch uses regmap APIs to access all FMC2 registers.

Signed-off-by: Christophe Kerello <[email protected]>
Reviewed-by: Miquel Raynal <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]

Author: Christophe Kerello

drivers/mtd/nand/raw/Kconfig

@@ -415,6 +415,8 @@ config MTD_NAND_TEGRA
 config MTD_NAND_STM32_FMC2
 	tristate "Support for NAND controller on STM32MP SoCs"
 	depends on MACH_STM32MP157 || COMPILE_TEST
+	select REGMAP
+	select REGMAP_MMIO
 	help
 	  Enables support for NAND Flash chips on SoCs containing the FMC2
 	  NAND controller. This controller is found on STM32MP SoCs.