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/alt_defconfig b/configs/alt_defconfig
index 84f6f12..109b1ab 100644
--- a/configs/alt_defconfig
+++ b/configs/alt_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SPI_FLASH_BAR=y
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_BAUDRATE=38400
+CONFIG_SCIF_CONSOLE=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y