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/mx6slevk_spl_defconfig b/configs/mx6slevk_spl_defconfig
index b5b289a..2603927 100644
--- a/configs/mx6slevk_spl_defconfig
+++ b/configs/mx6slevk_spl_defconfig
@@ -6,4 +6,5 @@
CONFIG_CMD_GPIO=y
CONFIG_DM=y
CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_STMICRO=y
CONFIG_DM_THERMAL=y