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path: root/drivers/net/phy/dp83640.c
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Diffstat (limited to 'drivers/net/phy/dp83640.c')
-rw-r--r--drivers/net/phy/dp83640.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index 43b583b2bed7..93db56438915 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -468,7 +468,10 @@ static int ptp_dp83640_enable(struct ptp_clock_info *ptp,
event_num = EXT_EVENT + index;
evnt = EVNT_WR | (event_num & EVNT_SEL_MASK) << EVNT_SEL_SHIFT;
if (on) {
- gpio_num = gpio_tab[EXTTS0_GPIO + index];
+ gpio_num = 1 + ptp_find_pin(clock->ptp_clock,
+ PTP_PF_EXTTS, index);
+ if (gpio_num < 1)
+ return -EINVAL;
evnt |= (gpio_num & EVNT_GPIO_MASK) << EVNT_GPIO_SHIFT;
if (rq->extts.flags & PTP_FALLING_EDGE)
evnt |= EVNT_FALL;
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