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Diffstat (limited to 'drivers/ptp')
-rw-r--r--drivers/ptp/ptp_ixp46x.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c
index d49b85164fd2..4a08727fcaf3 100644
--- a/drivers/ptp/ptp_ixp46x.c
+++ b/drivers/ptp/ptp_ixp46x.c
@@ -259,8 +259,15 @@ static struct ixp_clock ixp_clock;
static int setup_interrupt(int gpio)
{
int irq;
+ int err;
- gpio_line_config(gpio, IXP4XX_GPIO_IN);
+ err = gpio_request(gpio, "ixp4-ptp");
+ if (err)
+ return err;
+
+ err = gpio_direction_input(gpio);
+ if (err)
+ return err;
irq = gpio_to_irq(gpio);