fec_recv() can be triggered during a MDIO access. so we may not clear
the FEC_IEVENT_MII interrupt the MDIO access is waiting for. Clearing
it in that moment causes the MDIO access to timeout.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/net/fec_imx.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c
index 5ef1d4359e..f814b3b960 100644
--- a/drivers/net/fec_imx.c
+++ b/drivers/net/fec_imx.c
@@ -514,6 +514,7 @@ static int fec_recv(struct eth_device *dev)
* Check if any critical events have happened
*/
ievent = readl(fec->regs + FEC_IEVENT);
+ ievent &= ~FEC_IEVENT_MII;
writel(ievent, fec->regs + FEC_IEVENT);
if (ievent & FEC_IEVENT_BABT) {
--
2.25.1
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