1 files changed, 20 insertions, 40 deletions

diff --git a/arch/powerpc/platforms/pasemi/gpio_mdio.c b/arch/powerpc/platforms/pasemi/gpio_mdio.c
index b46542990cf..15adee54463 100644
--- a/arch/powerpc/platforms/pasemi/gpio_mdio.c
+++ b/arch/powerpc/platforms/pasemi/gpio_mdio.c
@@ -24,12 +24,14 @@
 #include <linux/io.h>
 #include <linux/module.h>
 #include <linux/types.h>
+#include <linux/slab.h>
 #include <linux/sched.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
 #include <linux/interrupt.h>
 #include <linux/phy.h>
-#include <linux/platform_device.h>
+#include <linux/of_address.h>
+#include <linux/of_mdio.h>
 #include <linux/of_platform.h>
 
 #define DELAY 1
@@ -39,6 +41,7 @@ static void __iomem *gpio_regs;
 struct gpio_priv {
 	int mdc_pin;
 	int mdio_pin;
+	int mdio_irqs[PHY_MAX_ADDR];
 };
 
 #define MDC_PIN(bus)	(((struct gpio_priv *)bus->priv)->mdc_pin)
@@ -214,23 +217,21 @@ static int gpio_mdio_reset(struct mii_bus *bus)
 }
 
 
-static int __devinit gpio_mdio_probe(struct of_device *ofdev,
-				     const struct of_device_id *match)
+static int gpio_mdio_probe(struct platform_device *ofdev)
 {
 	struct device *dev = &ofdev->dev;
-	struct device_node *phy_dn, *np = ofdev->node;
+	struct device_node *np = ofdev->dev.of_node;
 	struct mii_bus *new_bus;
 	struct gpio_priv *priv;
 	const unsigned int *prop;
 	int err;
-	int i;
 
 	err = -ENOMEM;
 	priv = kzalloc(sizeof(struct gpio_priv), GFP_KERNEL);
 	if (!priv)
 		goto out;
 
-	new_bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
+	new_bus = mdiobus_alloc();
 
 	if (!new_bus)
 		goto out_free_priv;
@@ -241,30 +242,10 @@ static int __devinit gpio_mdio_probe(struct of_device *ofdev,
 	new_bus->reset = &gpio_mdio_reset;
 
 	prop = of_get_property(np, "reg", NULL);
-	new_bus->id = *prop;
+	snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", *prop);
 	new_bus->priv = priv;
 
-	new_bus->phy_mask = 0;
-
-	new_bus->irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
-
-	if (!new_bus->irq)
-		goto out_free_bus;
-
-	for (i = 0; i < PHY_MAX_ADDR; i++)
-		new_bus->irq[i] = NO_IRQ;
-
-	for (phy_dn = of_get_next_child(np, NULL);
-	     phy_dn != NULL;
-	     phy_dn = of_get_next_child(np, phy_dn)) {
-		const unsigned int *ip, *regp;
-
-		ip = of_get_property(phy_dn, "interrupts", NULL);
-		regp = of_get_property(phy_dn, "reg", NULL);
-		if (!ip || !regp || *regp >= PHY_MAX_ADDR)
-			continue;
-		new_bus->irq[*regp] = irq_create_mapping(NULL, *ip);
-	}
+	new_bus->irq = priv->mdio_irqs;
 
 	prop = of_get_property(np, "mdc-pin", NULL);
 	priv->mdc_pin = *prop;
@@ -272,10 +253,10 @@ static int __devinit gpio_mdio_probe(struct of_device *ofdev,
 	prop = of_get_property(np, "mdio-pin", NULL);
 	priv->mdio_pin = *prop;
 
-	new_bus->dev = dev;
+	new_bus->parent = dev;
 	dev_set_drvdata(dev, new_bus);
 
-	err = mdiobus_register(new_bus);
+	err = of_mdiobus_register(new_bus, np);
 
 	if (err != 0) {
 		printk(KERN_ERR "%s: Cannot register as MDIO bus, err %d\n",
@@ -286,8 +267,6 @@ static int __devinit gpio_mdio_probe(struct of_device *ofdev,
 	return 0;
 
 out_free_irq:
-	kfree(new_bus->irq);
-out_free_bus:
 	kfree(new_bus);
 out_free_priv:
 	kfree(priv);
@@ -296,7 +275,7 @@ out:
 }
 
 
-static int gpio_mdio_remove(struct of_device *dev)
+static int gpio_mdio_remove(struct platform_device *dev)
 {
 	struct mii_bus *bus = dev_get_drvdata(&dev->dev);
 
@@ -306,7 +285,7 @@ static int gpio_mdio_remove(struct of_device *dev)
 
 	kfree(bus->priv);
 	bus->priv = NULL;
-	kfree(bus);
+	mdiobus_free(bus);
 
 	return 0;
 }
@@ -320,13 +299,14 @@ static struct of_device_id gpio_mdio_match[] =
 };
 MODULE_DEVICE_TABLE(of, gpio_mdio_match);
 
-static struct of_platform_driver gpio_mdio_driver =
+static struct platform_driver gpio_mdio_driver =
 {
-	.match_table	= gpio_mdio_match,
 	.probe		= gpio_mdio_probe,
 	.remove		= gpio_mdio_remove,
-	.driver		= {
-		.name	= "gpio-mdio-bitbang",
+	.driver = {
+		.name = "gpio-mdio-bitbang",
+		.owner = THIS_MODULE,
+		.of_match_table = gpio_mdio_match,
 	},
 };
 
@@ -346,13 +326,13 @@ int gpio_mdio_init(void)
 	if (!gpio_regs)
 		return -ENODEV;
 
-	return of_register_platform_driver(&gpio_mdio_driver);
+	return platform_driver_register(&gpio_mdio_driver);
 }
 module_init(gpio_mdio_init);
 
 void gpio_mdio_exit(void)
 {
-	of_unregister_platform_driver(&gpio_mdio_driver);
+	platform_driver_unregister(&gpio_mdio_driver);
 	if (gpio_regs)
 		iounmap(gpio_regs);
 }