Convert CONFIG_SPL_NAND_DRIVERS et al to Kconfig
This converts the following to Kconfig:
CONFIG_SPL_NAND_DRIVERS
CONFIG_SPL_NAND_ECC
CONFIG_SPL_NAND_SIMPLE
Signed-off-by: Adam Ford <aford173@gmail.com>
diff --git a/configs/gardena-smart-gateway-at91sam_defconfig b/configs/gardena-smart-gateway-at91sam_defconfig
index bca8bdd..6344e5f 100644
--- a/configs/gardena-smart-gateway-at91sam_defconfig
+++ b/configs/gardena-smart-gateway-at91sam_defconfig
@@ -29,6 +29,7 @@
CONFIG_SPL_SYS_MALLOC_SIMPLE=y
# CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR is not set
CONFIG_SPL_NAND_SUPPORT=y
+CONFIG_SPL_NAND_DRIVERS=y
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_DM=y