sf: Move SPI flash drivers to defconfig
There are already Kconfig options for SPI flash drivers, but we
have not moved them from config.h to defconfig files. This commit
does this in a batch.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/configs/sama5d3xek_nandflash_defconfig b/configs/sama5d3xek_nandflash_defconfig
index 832b9eb..1e42880 100644
--- a/configs/sama5d3xek_nandflash_defconfig
+++ b/configs/sama5d3xek_nandflash_defconfig
@@ -7,3 +7,4 @@
# CONFIG_CMD_LOADS is not set
# CONFIG_CMD_FPGA is not set
CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y