arm: rmobile: lager: Migrate serial driver to drivers model
This adds drivers model support of serial port to Lager board,
and migrate serial port to drivers model.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/configs/lager_defconfig b/configs/lager_defconfig
index 8b4aeea..1602a9b 100644
--- a/configs/lager_defconfig
+++ b/configs/lager_defconfig
@@ -1,3 +1,5 @@
CONFIG_ARM=y
CONFIG_RMOBILE=y
CONFIG_TARGET_LAGER=y
+CONFIG_DM=y
+CONFIG_DM_SERIAL=y