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authorJoakim Tjernlund <joakim.tjernlund@transmode.se>2008-04-11 02:54:43 +0400
committerJeff Garzik <jgarzik@redhat.com>2008-04-12 09:53:37 +0400
commit3d137fdd16b26be31a653f83d6ce4d3a1ed8701e (patch)
treef31f76c95a1407996e00e68d1a4e31895f7d1bdc /drivers/net/ucc_geth.c
parent9a3c243d7d87f401682247dbeff94067d814c192 (diff)
downloadlinux-3d137fdd16b26be31a653f83d6ce4d3a1ed8701e.tar.xz
ucc_geth: fix non-functional fixed phy support
The new Fixed PHY method, fixed-link property, isn't impl. for ucc_geth which makes fixed PHYs non functional. Add support for the new method to restore the Fixed PHY functionality. Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/ucc_geth.c')
-rw-r--r--drivers/net/ucc_geth.c53
1 files changed, 30 insertions, 23 deletions
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 8cc316653a39..0ee4c168e4c0 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3833,6 +3833,7 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
struct device_node *phy;
int err, ucc_num, max_speed = 0;
const phandle *ph;
+ const u32 *fixed_link;
const unsigned int *prop;
const char *sprop;
const void *mac_addr;
@@ -3923,18 +3924,38 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
ug_info->uf_info.regs = res.start;
ug_info->uf_info.irq = irq_of_parse_and_map(np, 0);
+ fixed_link = of_get_property(np, "fixed-link", NULL);
+ if (fixed_link) {
+ ug_info->mdio_bus = 0;
+ ug_info->phy_address = fixed_link[0];
+ phy = NULL;
+ } else {
+ ph = of_get_property(np, "phy-handle", NULL);
+ phy = of_find_node_by_phandle(*ph);
- ph = of_get_property(np, "phy-handle", NULL);
- phy = of_find_node_by_phandle(*ph);
+ if (phy == NULL)
+ return -ENODEV;
- if (phy == NULL)
- return -ENODEV;
+ /* set the PHY address */
+ prop = of_get_property(phy, "reg", NULL);
+ if (prop == NULL)
+ return -1;
+ ug_info->phy_address = *prop;
+
+ /* Set the bus id */
+ mdio = of_get_parent(phy);
+
+ if (mdio == NULL)
+ return -1;
- /* set the PHY address */
- prop = of_get_property(phy, "reg", NULL);
- if (prop == NULL)
- return -1;
- ug_info->phy_address = *prop;
+ err = of_address_to_resource(mdio, 0, &res);
+ of_node_put(mdio);
+
+ if (err)
+ return -1;
+
+ ug_info->mdio_bus = res.start;
+ }
/* get the phy interface type, or default to MII */
prop = of_get_property(np, "phy-connection-type", NULL);
@@ -3979,20 +4000,6 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
ug_info->numThreadsRx = UCC_GETH_NUM_OF_THREADS_4;
}
- /* Set the bus id */
- mdio = of_get_parent(phy);
-
- if (mdio == NULL)
- return -1;
-
- err = of_address_to_resource(mdio, 0, &res);
- of_node_put(mdio);
-
- if (err)
- return -1;
-
- ug_info->mdio_bus = res.start;
-
if (netif_msg_probe(&debug))
printk(KERN_INFO "ucc_geth: UCC%1d at 0x%8x (irq = %d) \n",
ug_info->uf_info.ucc_num + 1, ug_info->uf_info.regs,