tty: serial: bcm63xx: Enable DT earlycon support

This enables early console output if there is a chosen/stdout-path
property referencing a UART node with the "brcm,bcm6345-uart" compatible
string.  The bootloader sets up the pinmux and baud/parity/etc.
Tested on bcm3384 (MIPS, DT).

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 5210c9f..7088373 100644 (file)
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1297,6 +1297,7 @@ config SERIAL_BCM63XX_CONSOLE
        bool "Console on BCM63xx serial port"
        depends on SERIAL_BCM63XX=y
        select SERIAL_CORE_CONSOLE
+       select SERIAL_EARLYCON
        help
          If you have enabled the serial port on the BCM63xx CPU
          you can make it the console by answering Y to this option.

diff --cc drivers/tty/serial/bcm63xx_uart.c
Simple merge