config: xea: Enable DM_SERIAL for the XEA - single binary (SB) u-boot
The single binary version of u-boot for XEA board is used to debrick and
factory programming.
The produced u-boot.sb is a single file, which allows having fully
operational u-boot prompt loaded with imx287 ROM.
Signed-off-by: Lukasz Majewski <lukma@denx.de>
diff --git a/configs/imx28_xea_sb_defconfig b/configs/imx28_xea_sb_defconfig
index bb7bf5d..a431834 100644
--- a/configs/imx28_xea_sb_defconfig
+++ b/configs/imx28_xea_sb_defconfig
@@ -94,7 +94,9 @@
CONFIG_DM_REGULATOR=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_SPECIFY_CONSOLE_INDEX=y
CONFIG_CONS_INDEX=0
+CONFIG_DM_SERIAL=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_MXS_SPI=y