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Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.34/207-npe_driver_multiphy_support.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.34/207-npe_driver_multiphy_support.patch155
1 files changed, 155 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.34/207-npe_driver_multiphy_support.patch b/target/linux/ixp4xx/patches-2.6.34/207-npe_driver_multiphy_support.patch
new file mode 100644
index 000000000..afcf7e156
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.34/207-npe_driver_multiphy_support.patch
@@ -0,0 +1,155 @@
+TODO: take care of additional PHYs through the PHY abstraction layer
+
+--- a/arch/arm/mach-ixp4xx/include/mach/platform.h
++++ b/arch/arm/mach-ixp4xx/include/mach/platform.h
+@@ -72,7 +72,7 @@ extern unsigned long ixp4xx_exp_bus_size
+ /*
+ * Clock Speed Definitions.
+ */
+-#define IXP4XX_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */
++#define IXP4XX_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */
+ #define IXP4XX_UART_XTAL 14745600
+
+ /*
+@@ -95,12 +95,23 @@ struct sys_timer;
+ #define IXP4XX_ETH_NPEB 0x10
+ #define IXP4XX_ETH_NPEC 0x20
+
++#define IXP4XX_ETH_PHY_MAX_ADDR 32
++
+ /* Information about built-in Ethernet MAC interfaces */
+ struct eth_plat_info {
+ u8 phy; /* MII PHY ID, 0 - 31 */
+ u8 rxq; /* configurable, currently 0 - 31 only */
+ u8 txreadyq;
+ u8 hwaddr[6];
++
++ u32 phy_mask;
++#if 0
++ int speed;
++ int duplex;
++#else
++ int speed_10;
++ int half_duplex;
++#endif
+ };
+
+ /* Information about built-in HSS (synchronous serial) interfaces */
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -417,6 +417,37 @@ static int ixp4xx_phy_connect(struct net
+ struct eth_plat_info *plat = port->plat;
+ char phy_id[MII_BUS_ID_SIZE + 3];
+
++ if (plat->phy == IXP4XX_ETH_PHY_MAX_ADDR) {
++#if 0
++ switch (plat->speed) {
++ case SPEED_10:
++ case SPEED_100:
++ break;
++ default:
++ printk(KERN_ERR "%s: invalid speed (%d)\n",
++ dev->name, plat->speed);
++ return -EINVAL;
++ }
++
++ switch (plat->duplex) {
++ case DUPLEX_HALF:
++ case DUPLEX_FULL:
++ break;
++ default:
++ printk(KERN_ERR "%s: invalid duplex mode (%d)\n",
++ dev->name, plat->duplex);
++ return -EINVAL;
++ }
++ port->speed = plat->speed;
++ port->duplex = plat->duplex;
++#else
++ port->speed = plat->speed_10 ? SPEED_10 : SPEED_100;
++ port->duplex = plat->half_duplex ? DUPLEX_HALF : DUPLEX_FULL;
++#endif
++
++ return 0;
++ }
++
+ snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, "0", plat->phy);
+ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
+ PHY_INTERFACE_MODE_MII);
+@@ -438,21 +469,32 @@ static void ixp4xx_phy_disconnect(struct
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_disconnect(port->phydev);
++ if (port->phydev)
++ phy_disconnect(port->phydev);
+ }
+
+ static void ixp4xx_phy_start(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_start(port->phydev);
++ if (port->phydev) {
++ phy_start(port->phydev);
++ } else {
++ port->link = 1;
++ ixp4xx_update_link(dev);
++ }
+ }
+
+ static void ixp4xx_phy_stop(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+
+- phy_stop(port->phydev);
++ if (port->phydev) {
++ phy_stop(port->phydev);
++ } else {
++ port->link = 0;
++ ixp4xx_update_link(dev);
++ }
+ }
+
+ static inline void debug_pkt(struct net_device *dev, const char *func,
+@@ -826,6 +868,10 @@ static int eth_ioctl(struct net_device *
+
+ if (!netif_running(dev))
+ return -EINVAL;
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_mii_ioctl(port->phydev, if_mii(req), cmd);
+ }
+
+@@ -845,18 +891,30 @@ static void ixp4xx_get_drvinfo(struct ne
+ static int ixp4xx_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_ethtool_gset(port->phydev, cmd);
+ }
+
+ static int ixp4xx_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_ethtool_sset(port->phydev, cmd);
+ }
+
+ static int ixp4xx_nway_reset(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
++
++ if (!port->phydev)
++ return -EOPNOTSUPP;
++
+ return phy_start_aneg(port->phydev);
+ }
+