From c3e072f8a6c5625028531c40ec65f7e301531be2 Mon Sep 17 00:00:00 2001
From: Baruch Siach <baruch@tkos.co.il>
Date: Mon, 14 Nov 2011 08:21:30 +0200
Subject: [PATCH] net: fsl_pq_mdio: fix non tbi phy access
Since 952c5ca1 (fsl_pq_mdio: Clean up tbi address configuration) .probe returns
-EBUSY when the "tbi-phy" node is missing. Fix this.
Cc: Andy Fleming <afleming@freescale.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/freescale/fsl_pq_mdio.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fsl_pq_mdio.c b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
index 4d9f84b8ab977..8dee1aed47e4c 100644
--- a/drivers/net/ethernet/freescale/fsl_pq_mdio.c
+++ b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
@@ -356,16 +356,16 @@ static int fsl_pq_mdio_probe(struct platform_device *ofdev)
if (prop)
tbiaddr = *prop;
- }
- if (tbiaddr == -1) {
- err = -EBUSY;
+ if (tbiaddr == -1) {
+ err = -EBUSY;
- goto err_free_irqs;
+ goto err_free_irqs;
+ } else {
+ out_be32(tbipa, tbiaddr);
+ }
}
- out_be32(tbipa, tbiaddr);
-
err = of_mdiobus_register(new_bus, np);
if (err) {
printk (KERN_ERR "%s: Cannot register as MDIO bus\n",
--
2.30.2