From mboxrd@z Thu Jan 1 00:00:00 1970 From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD) Date: Sat, 8 Feb 2014 12:53:53 +0100 Subject: [PATCH 2/2] serial: atmel: evaluate linux,stdout-path property In-Reply-To: <1391860433-5343-1-git-send-email-plagnioj@jcrosoft.com> References: <1391860433-5343-1-git-send-email-plagnioj@jcrosoft.com> Message-ID: <1391860433-5343-2-git-send-email-plagnioj@jcrosoft.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org if the driver is built as module skip it as add_preferred_console is not exported Cc: linux-serial at vger.kernel.org Cc: Sascha Hauer Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- drivers/tty/serial/atmel_serial.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index a49f10d..2ade64e 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -2044,6 +2044,19 @@ static struct uart_ops atmel_pops = { #endif }; +static void atmel_of_preferred_console(struct atmel_uart_port *atmel_port, + struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct uart_port *port = &atmel_port->uart; + char* option; + + if (!np || !of_device_is_stdout_path(np, &option)) + return; + + add_preferred_console(ATMEL_DEVICENAME, port->line, option); +} + /* * Configure the port from the platform device resource info. */ @@ -2059,6 +2072,9 @@ static int atmel_init_port(struct atmel_uart_port *atmel_port, atmel_init_rs485(atmel_port, pdev); + if (IS_BUILTIN(CONFIG_SERIAL_ATMEL)) + atmel_of_preferred_console(atmel_port, pdev); + port->iotype = UPIO_MEM; port->flags = UPF_BOOT_AUTOCONF; port->ops = &atmel_pops; -- 1.9.rc1