powerpc/82xx: Rework Embedded Planet ep8248e platform to use of_mdio
This patch modifies the bitbanged MDIO driver in the ep8248e platform
code to use the common of_mdio infrastructure.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/powerpc/platforms/82xx/ep8248e.c b/arch/powerpc/platforms/82xx/ep8248e.c
index 0eb6d7f6..51fcae4 100644
--- a/arch/powerpc/platforms/82xx/ep8248e.c
+++ b/arch/powerpc/platforms/82xx/ep8248e.c
@@ -14,6 +14,7 @@
#include <linux/interrupt.h>
#include <linux/fsl_devices.h>
#include <linux/mdio-bitbang.h>
+#include <linux/of_mdio.h>
#include <linux/of_platform.h>
#include <asm/io.h>
@@ -115,7 +116,7 @@
struct mii_bus *bus;
struct resource res;
struct device_node *node;
- int ret, i;
+ int ret;
node = of_get_parent(ofdev->node);
of_node_put(node);
@@ -130,17 +131,13 @@
if (!bus)
return -ENOMEM;
- bus->phy_mask = 0;
bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
- for (i = 0; i < PHY_MAX_ADDR; i++)
- bus->irq[i] = -1;
-
bus->name = "ep8248e-mdio-bitbang";
bus->parent = &ofdev->dev;
snprintf(bus->id, MII_BUS_ID_SIZE, "%x", res.start);
- return mdiobus_register(bus);
+ return of_mdiobus_register(bus, ofdev->node);
}
static int ep8248e_mdio_remove(struct of_device *ofdev)