diff options
| -rw-r--r-- | drivers/net/ethernet/smsc/smsc911x.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 24d2df068d7..bee39c018a5 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2346,6 +2346,7 @@ static int __devinit smsc911x_drv_probe(struct platform_device *pdev) unsigned int intcfg = 0; int res_size, irq_flags; int retval; + int to = 100; pr_info("Driver version %s\n", SMSC_DRV_VERSION); @@ -2424,6 +2425,18 @@ static int __devinit smsc911x_drv_probe(struct platform_device *pdev) if (pdata->config.shift) pdata->ops = &shifted_smsc911x_ops; + /* poll the READY bit in PMT_CTRL. Any other access to the device is + * forbidden while this bit isn't set. Try for 100ms + */ + while (!(smsc911x_reg_read(pdata, PMT_CTRL) & PMT_CTRL_READY_) && --to) + udelay(1000); + + if (to == 0) { + pr_err("Device not READY in 100ms aborting\n"); + goto out_0; + } + + retval = smsc911x_init(dev); if (retval < 0) goto out_disable_resources; |