net/fsl: fix a bug in xgmac_mdio

There is a bug in xgmac_wait_until_done() which mdio_stat should be used
instead of mdio_data when checking if busy bit is cleared.

Signed-off-by: Shaohui Xie <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c
index 3a83bc2c613ce0e907831a264070970acfd8eccf..5f691f2c166a6f9e4dccdb10fe253223540c1063 100644 (file)
--- a/drivers/net/ethernet/freescale/xgmac_mdio.c
+++ b/drivers/net/ethernet/freescale/xgmac_mdio.c
@@ -79,7 +79,7 @@ static int xgmac_wait_until_done(struct device *dev,
 
        /* Wait till the MDIO write is complete */
        timeout = TIMEOUT;
-       while ((ioread32be(&regs->mdio_data) & MDIO_DATA_BSY) && timeout) {
+       while ((ioread32be(&regs->mdio_stat) & MDIO_STAT_BSY) && timeout) {
                cpu_relax();
                timeout--;
        }