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/bf527-ezkit_defconfig b/configs/bf527-ezkit_defconfig
index 7638550..c1b139c 100644
--- a/configs/bf527-ezkit_defconfig
+++ b/configs/bf527-ezkit_defconfig
@@ -4,3 +4,4 @@
CONFIG_NET_RANDOM_ETHADDR=y
# CONFIG_NET_TFTP_VARS is not set
CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_STMICRO=y