From ff05967a07225ab675f6e03eb2d9c155d8c8671c Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 22 Sep 2011 14:48:13 +0800 Subject: [PATCH] serial/imx: add of_alias_get_id() reference back As of_alias_get_id() gets fixed and ready for use, the patch adds the of_alias_get_id() reference back to imx serial driver. Signed-off-by: Shawn Guo [grant.likely: changed pr_err() to dev_err(), dropped unnecessary else] Signed-off-by: Grant Likely --- drivers/tty/serial/imx.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 7e91b3d368cd..99898773706c 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1286,17 +1286,20 @@ static int serial_imx_resume(struct platform_device *dev) static int serial_imx_probe_dt(struct imx_port *sport, struct platform_device *pdev) { - static int portnum = 0; struct device_node *np = pdev->dev.of_node; const struct of_device_id *of_id = of_match_device(imx_uart_dt_ids, &pdev->dev); + int ret; if (!np) return -ENODEV; - sport->port.line = portnum++; - if (sport->port.line >= UART_NR) - return -EINVAL; + ret = of_alias_get_id(np, "serial"); + if (ret < 0) { + dev_err(&pdev->dev, "failed to get alias id, errno %d\n", ret); + return -ENODEV; + } + sport->port.line = ret; if (of_get_property(np, "fsl,uart-has-rtscts", NULL)) sport->have_rtscts = 1; -- 2.11.0