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/shmin_defconfig b/configs/shmin_defconfig
index dffff11..249582f 100644
--- a/configs/shmin_defconfig
+++ b/configs/shmin_defconfig
@@ -21,4 +21,5 @@
 CONFIG_CMD_PING=y
 # CONFIG_CMD_MISC is not set
 CONFIG_MTD_NOR_FLASH=y
+CONFIG_SCIF_CONSOLE=y
 CONFIG_USE_PRIVATE_LIBGCC=y