X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/b9cdd21fc58819db209be6da19ec8552c15b9d81..483781cdb7a0951eccb97ee5f08a7a5bede0bc8d:/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c

diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c
index 029d8eeb5..4233152ae 100644
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c
@@ -27,20 +27,11 @@ static unsigned char *ag71xx_speed_str(struct ag71xx *ag)
 	return "?";
 }
 
-#define AR71XX_PLL_VAL_1000	0x00110000
-#define AR71XX_PLL_VAL_100	0x00001099
-#define AR71XX_PLL_VAL_10	0x00991099
-
-#define AR91XX_PLL_VAL_1000	0x1a000000
-#define AR91XX_PLL_VAL_100	0x13000a44
-#define AR91XX_PLL_VAL_10	0x00441099
-
 static void ag71xx_phy_link_update(struct ag71xx *ag)
 {
 	struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
 	u32 cfg2;
 	u32 ifctl;
-	u32 pll;
 	u32 fifo5;
 	u32 mii_speed;
 
@@ -65,31 +56,32 @@ static void ag71xx_phy_link_update(struct ag71xx *ag)
 	case SPEED_1000:
 		mii_speed =  MII_CTRL_SPEED_1000;
 		cfg2 |= MAC_CFG2_IF_1000;
-		pll = pdata->is_ar91xx ? AR91XX_PLL_VAL_1000
-				       : AR71XX_PLL_VAL_1000;
 		fifo5 |= FIFO_CFG5_BM;
 		break;
 	case SPEED_100:
 		mii_speed = MII_CTRL_SPEED_100;
 		cfg2 |= MAC_CFG2_IF_10_100;
 		ifctl |= MAC_IFCTL_SPEED;
-		pll = pdata->is_ar91xx ? AR91XX_PLL_VAL_100
-				       : AR71XX_PLL_VAL_100;
 		break;
 	case SPEED_10:
 		mii_speed = MII_CTRL_SPEED_10;
 		cfg2 |= MAC_CFG2_IF_10_100;
-		pll = pdata->is_ar91xx ? AR91XX_PLL_VAL_10
-				       : AR71XX_PLL_VAL_10;
 		break;
 	default:
 		BUG();
 		return;
 	}
 
-	ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3,
-			pdata->is_ar91xx ? 0x780fff : 0x008001ff);
-	pdata->set_pll(pll);
+	if (pdata->is_ar91xx)
+		ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, 0x00780fff);
+	else if (pdata->is_ar724x)
+		ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, pdata->fifo_cfg3);
+	else
+		ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, 0x008001ff);
+
+	if (pdata->set_pll)
+		pdata->set_pll(ag->speed);
+
 	ag71xx_mii_ctrl_set_speed(ag, mii_speed);
 
 	ag71xx_wr(ag, AG71XX_REG_MAC_CFG2, cfg2);
@@ -217,7 +209,7 @@ static int ag71xx_phy_connect_multi(struct ag71xx *ag)
 
 		DBG("%s: PHY found at %s, uid=%08x\n",
 			dev->name,
-			ag->mii_bus->phy_map[phy_addr]->dev.bus_id,
+			dev_name(&ag->mii_bus->phy_map[phy_addr]->dev),
 			ag->mii_bus->phy_map[phy_addr]->phy_id);
 
 		if (phydev == NULL)
@@ -233,12 +225,12 @@ static int ag71xx_phy_connect_multi(struct ag71xx *ag)
 		ret = -ENODEV;
 		break;
 	case 1:
-		ag->phy_dev = phy_connect(dev, phydev->dev.bus_id,
+		ag->phy_dev = phy_connect(dev, dev_name(&phydev->dev),
 			&ag71xx_phy_link_adjust, 0, pdata->phy_if_mode);
 
 		if (IS_ERR(ag->phy_dev)) {
 			printk(KERN_ERR "%s: could not connect to PHY at %s\n",
-				dev->name, phydev->dev.bus_id);
+				dev->name, dev_name(&phydev->dev));
 			return PTR_ERR(ag->phy_dev);
 		}
 
@@ -252,7 +244,7 @@ static int ag71xx_phy_connect_multi(struct ag71xx *ag)
 
 		printk(KERN_DEBUG "%s: connected to PHY at %s "
 			"[uid=%08x, driver=%s]\n",
-			dev->name, phydev->dev.bus_id,
+			dev->name, dev_name(&phydev->dev),
 			phydev->phy_id, phydev->drv->name);
 
 		ag->link = 0;
@@ -270,10 +262,59 @@ static int ag71xx_phy_connect_multi(struct ag71xx *ag)
 	return ret;
 }
 
+static int dev_is_class(struct device *dev, void *class)
+{
+	if (dev->class != NULL && !strcmp(dev->class->name, class))
+		return 1;
+
+	return 0;
+}
+
+static struct device *dev_find_class(struct device *parent, char *class)
+{
+	if (dev_is_class(parent, class)) {
+		get_device(parent);
+		return parent;
+	}
+
+	return device_find_child(parent, class, dev_is_class);
+}
+
+static struct mii_bus *dev_to_mii_bus(struct device *dev)
+{
+	struct device *d;
+
+	d = dev_find_class(dev, "mdio_bus");
+	if (d != NULL) {
+		struct mii_bus *bus;
+
+		bus = to_mii_bus(d);
+		put_device(d);
+
+		return bus;
+	}
+
+	return NULL;
+}
+
 int ag71xx_phy_connect(struct ag71xx *ag)
 {
 	struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
 
+	ag->mii_bus = dev_to_mii_bus(pdata->mii_bus_dev);
+	if (ag->mii_bus == NULL) {
+		printk(KERN_ERR "%s: unable to find MII bus on device '%s'\n",
+			ag->dev->name, dev_name(pdata->mii_bus_dev));
+		return -ENODEV;
+	}
+
+	/* Reset the mdio bus explicitly */
+	if (ag->mii_bus->reset) {
+		mutex_lock(&ag->mii_bus->mdio_lock);
+		ag->mii_bus->reset(ag->mii_bus);
+		mutex_unlock(&ag->mii_bus->mdio_lock);
+	}
+
 	if (pdata->phy_mask)
 		return ag71xx_phy_connect_multi(ag);