Convert CONFIG_BOARD_EARLY_INIT_F to Kconfig
This converts the following to Kconfig:
CONFIG_BOARD_EARLY_INIT_F
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/devkit3250_defconfig b/configs/devkit3250_defconfig
index 2bbea13..804842e 100644
--- a/configs/devkit3250_defconfig
+++ b/configs/devkit3250_defconfig
@@ -8,6 +8,7 @@
CONFIG_BOOTDELAY=1
CONFIG_VERSION_VARIABLE=y
# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_SPL=y
CONFIG_SPL_SYS_MALLOC_SIMPLE=y
CONFIG_CMD_SPI=y