serial: fsl_lpuart: Fix earlycon support

Earlycon support for Freescale lpuart should only be enabled when
console support is enabled.

Fixes: 1d59b382 ("serial: fsl_lpuart: add earlycon support")
Acked-by: NStefan Agner <stefan@agner.ch>
Signed-off-by: NPeter Hurley <peter@hurleysoftware.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/Kconfig

@@ -1539,7 +1539,6 @@ config SERIAL_FSL_LPUART
 	tristate "Freescale lpuart serial port support"
 	depends on HAS_DMA
 	select SERIAL_CORE
-	select SERIAL_EARLYCON
 	help
 	  Support for the on-chip lpuart on some Freescale SOCs.
 
@@ -1547,6 +1546,7 @@ config SERIAL_FSL_LPUART_CONSOLE
 	bool "Console on Freescale lpuart serial port"
 	depends on SERIAL_FSL_LPUART=y
 	select SERIAL_CORE_CONSOLE
+	select SERIAL_EARLYCON
 	help
 	  If you have enabled the lpuart serial port on the Freescale SoCs,
 	  you can make it the console by answering Y to this option.