serial: sh: Convert to Kconfig

Convert the SH Serial to Kconfig using tools/moveconfig.py tool
and a bit of manual adjustment to cater for failed conversions.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/configs/r7780mp_defconfig b/configs/r7780mp_defconfig
index c5fa3f3..a46954d 100644
--- a/configs/r7780mp_defconfig
+++ b/configs/r7780mp_defconfig
@@ -25,4 +25,5 @@
 CONFIG_DOS_PARTITION=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PCI=y
+CONFIG_SCIF_CONSOLE=y
 CONFIG_USE_PRIVATE_LIBGCC=y