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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2018-09-20 14:11:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-10 08:52:08 +0200
commit9aeb6fd7e2d9b459df8cce696f51e5c7dba2d73a (patch)
tree003d6cfe0f83cd80c443fae7786bbacdeb2dd558 /drivers/tty/serial/imx.c
parent739d24491c953eabe3cf42423bdbce127457d8c7 (diff)
serial: imx: restore handshaking irq for imx1
commit 7e620984b62532783912312e334f3c48cdacbd5d upstream. Back in 2015 when irda was dropped from the driver imx1 was broken. This change reintroduces the support for the third interrupt of the UART. Fixes: afe9cbb1a6ad ("serial: imx: drop support for IRDA") Cc: stable <stable@vger.kernel.org> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/imx.c')
-rw-r--r--drivers/tty/serial/imx.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 07ede982b472..f5f46c121ee3 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1997,6 +1997,14 @@ static int serial_imx_probe(struct platform_device *pdev)
dev_name(&pdev->dev), sport);
if (ret)
return ret;
+
+ ret = devm_request_irq(&pdev->dev, rtsirq, imx_rtsint, 0,
+ dev_name(&pdev->dev), sport);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to request rts irq: %d\n",
+ ret);
+ return ret;
+ }
} else {
ret = devm_request_irq(&pdev->dev, rxirq, imx_int, 0,
dev_name(&pdev->dev), sport);