--- /dev/null
+From cba5c286f3ea34ea4767fc00c705434a00fe2c37 Mon Sep 17 00:00:00 2001
+From: Imre Kaloz <kaloz@openwrt.org>
+Date: Thu, 26 Jun 2008 01:58:02 +0200
+Subject: [PATCH] Add support for the ethernet ports on IXP43x
+
+---
+ arch/arm/mach-ixp4xx/ixp4xx_npe.c | 6 +++---
+ drivers/net/arm/ixp4xx_eth.c | 13 +++++++++----
+ include/asm-arm/arch-ixp4xx/cpu.h | 2 ++
+ include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 7 ++++---
+ 4 files changed, 18 insertions(+), 10 deletions(-)
+
+--- a/arch/arm/mach-ixp4xx/ixp4xx_npe.c
++++ b/arch/arm/mach-ixp4xx/ixp4xx_npe.c
+@@ -575,8 +575,8 @@ int npe_load_firmware(struct npe *npe, c
+ for (i = 0; i < image->size; i++)
+ image->data[i] = swab32(image->data[i]);
+
+- if (!cpu_is_ixp46x() && ((image->id >> 28) & 0xF /* device ID */)) {
+- print_npe(KERN_INFO, npe, "IXP46x firmware ignored on "
++ if (cpu_is_ixp42x() && ((image->id >> 28) & 0xF /* device ID */)) {
++ print_npe(KERN_INFO, npe, "IXP46x/IXP43x firmware ignored on "
+ "IXP42x\n");
+ goto err;
+ }
+@@ -598,7 +598,7 @@ int npe_load_firmware(struct npe *npe, c
+ "revision 0x%X:%X\n", (image->id >> 16) & 0xFF,
+ (image->id >> 8) & 0xFF, image->id & 0xFF);
+
+- if (!cpu_is_ixp46x()) {
++ if (cpu_is_ixp42x()) {
+ if (!npe->id)
+ instr_size = NPE_A_42X_INSTR_SIZE;
+ else
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -32,6 +32,7 @@
+ #include <linux/kernel.h>
+ #include <linux/phy.h>
+ #include <linux/platform_device.h>
++#include <mach/cpu.h>
+ #include <mach/npe.h>
+ #include <mach/qmgr.h>
+
+@@ -337,7 +338,13 @@ static int ixp4xx_mdio_register(void)
+
+ /* All MII PHY accesses use NPE-B Ethernet registers */
+ spin_lock_init(&mdio_lock);
+- mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
++ if (!cpu_is_ixp43x())
++ /* All MII PHY accesses use NPE-B Ethernet registers */
++ mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
++ else
++ /* IXP43x lacks NPE-B and uses NPE-C for MII PHY access */
++ mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthC_BASE_VIRT;
++
+ __raw_writel(DEFAULT_CORE_CNTRL, &mdio_regs->core_control);
+
+ mdio_bus->name = "IXP4xx MII Bus";
+--- a/arch/arm/mach-ixp4xx/include/mach/cpu.h
++++ b/arch/arm/mach-ixp4xx/include/mach/cpu.h
+@@ -35,6 +35,8 @@ static inline u32 ixp4xx_read_feature_bi
+ val &= ~IXP4XX_FEATURE_RESERVED;
+ if (!cpu_is_ixp46x())
+ val &= ~IXP4XX_FEATURE_IXP46X_ONLY;
++ if (cpu_is_ixp42x())
++ val &= ~IXP4XX_FEATURE_IXP43X_46X;
+
+ return val;
+ }
+--- a/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
++++ b/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
+@@ -628,11 +628,12 @@
+ #define IXP4XX_FEATURE_XSCALE_MAX_FREQ (3 << 22)
+ #define IXP4XX_FEATURE_RESERVED (0xFF << 24)
+
+-#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_ECC_TIMESYNC | \
++#define IXP4XX_FEATURE_IXP43X_46X (IXP4XX_FEATURE_ECC_TIMESYNC | \
+ IXP4XX_FEATURE_USB_HOST | \
+ IXP4XX_FEATURE_NPEA_ETH | \
+- IXP4XX_FEATURE_NPEB_ETH_1_TO_3 | \
+- IXP4XX_FEATURE_RSA | \
+ IXP4XX_FEATURE_XSCALE_MAX_FREQ)
+
++#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_NPEB_ETH_1_TO_3 | \
++ IXP4XX_FEATURE_RSA)
++
+ #endif
+++ /dev/null
-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
-@@ -95,12 +95,15 @@ 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;
- };
-
- /* Information about built-in HSS (synchronous serial) interfaces */
--- /dev/null
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -1218,6 +1218,10 @@ static int __devinit eth_init_one(struct
+ return PTR_ERR(port->phydev);
+ }
+
++ /* mask with MAC supported features */
++ port->phydev->supported &= PHY_BASIC_FEATURES;
++ port->phydev->advertising = port->phydev->supported;
++
+ port->phydev->irq = PHY_POLL;
+
+ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
--- /dev/null
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -1243,6 +1243,7 @@ static int __devexit eth_remove_one(stru
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct port *port = netdev_priv(dev);
+
++ phy_disconnect(port->phydev);
+ unregister_netdev(dev);
+ npe_port_tab[NPE_ID(port->id)] = NULL;
+ platform_set_drvdata(pdev, NULL);
+++ /dev/null
-From cba5c286f3ea34ea4767fc00c705434a00fe2c37 Mon Sep 17 00:00:00 2001
-From: Imre Kaloz <kaloz@openwrt.org>
-Date: Thu, 26 Jun 2008 01:58:02 +0200
-Subject: [PATCH] Add support for the ethernet ports on IXP43x
-
----
- arch/arm/mach-ixp4xx/ixp4xx_npe.c | 6 +++---
- drivers/net/arm/ixp4xx_eth.c | 13 +++++++++----
- include/asm-arm/arch-ixp4xx/cpu.h | 2 ++
- include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 7 ++++---
- 4 files changed, 18 insertions(+), 10 deletions(-)
-
---- a/arch/arm/mach-ixp4xx/ixp4xx_npe.c
-+++ b/arch/arm/mach-ixp4xx/ixp4xx_npe.c
-@@ -575,8 +575,8 @@ int npe_load_firmware(struct npe *npe, c
- for (i = 0; i < image->size; i++)
- image->data[i] = swab32(image->data[i]);
-
-- if (!cpu_is_ixp46x() && ((image->id >> 28) & 0xF /* device ID */)) {
-- print_npe(KERN_INFO, npe, "IXP46x firmware ignored on "
-+ if (cpu_is_ixp42x() && ((image->id >> 28) & 0xF /* device ID */)) {
-+ print_npe(KERN_INFO, npe, "IXP46x/IXP43x firmware ignored on "
- "IXP42x\n");
- goto err;
- }
-@@ -598,7 +598,7 @@ int npe_load_firmware(struct npe *npe, c
- "revision 0x%X:%X\n", (image->id >> 16) & 0xFF,
- (image->id >> 8) & 0xFF, image->id & 0xFF);
-
-- if (!cpu_is_ixp46x()) {
-+ if (cpu_is_ixp42x()) {
- if (!npe->id)
- instr_size = NPE_A_42X_INSTR_SIZE;
- else
---- a/drivers/net/arm/ixp4xx_eth.c
-+++ b/drivers/net/arm/ixp4xx_eth.c
-@@ -32,6 +32,7 @@
- #include <linux/kernel.h>
- #include <linux/phy.h>
- #include <linux/platform_device.h>
-+#include <mach/cpu.h>
- #include <mach/npe.h>
- #include <mach/qmgr.h>
-
-@@ -337,7 +338,13 @@ static int ixp4xx_mdio_register(void)
-
- /* All MII PHY accesses use NPE-B Ethernet registers */
- spin_lock_init(&mdio_lock);
-- mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
-+ if (!cpu_is_ixp43x())
-+ /* All MII PHY accesses use NPE-B Ethernet registers */
-+ mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthB_BASE_VIRT;
-+ else
-+ /* IXP43x lacks NPE-B and uses NPE-C for MII PHY access */
-+ mdio_regs = (struct eth_regs __iomem *)IXP4XX_EthC_BASE_VIRT;
-+
- __raw_writel(DEFAULT_CORE_CNTRL, &mdio_regs->core_control);
-
- mdio_bus->name = "IXP4xx MII Bus";
---- a/arch/arm/mach-ixp4xx/include/mach/cpu.h
-+++ b/arch/arm/mach-ixp4xx/include/mach/cpu.h
-@@ -35,6 +35,8 @@ static inline u32 ixp4xx_read_feature_bi
- val &= ~IXP4XX_FEATURE_RESERVED;
- if (!cpu_is_ixp46x())
- val &= ~IXP4XX_FEATURE_IXP46X_ONLY;
-+ if (cpu_is_ixp42x())
-+ val &= ~IXP4XX_FEATURE_IXP43X_46X;
-
- return val;
- }
---- a/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
-+++ b/arch/arm/mach-ixp4xx/include/mach/ixp4xx-regs.h
-@@ -628,11 +628,12 @@
- #define IXP4XX_FEATURE_XSCALE_MAX_FREQ (3 << 22)
- #define IXP4XX_FEATURE_RESERVED (0xFF << 24)
-
--#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_ECC_TIMESYNC | \
-+#define IXP4XX_FEATURE_IXP43X_46X (IXP4XX_FEATURE_ECC_TIMESYNC | \
- IXP4XX_FEATURE_USB_HOST | \
- IXP4XX_FEATURE_NPEA_ETH | \
-- IXP4XX_FEATURE_NPEB_ETH_1_TO_3 | \
-- IXP4XX_FEATURE_RSA | \
- IXP4XX_FEATURE_XSCALE_MAX_FREQ)
-
-+#define IXP4XX_FEATURE_IXP46X_ONLY (IXP4XX_FEATURE_NPEB_ETH_1_TO_3 | \
-+ IXP4XX_FEATURE_RSA)
-+
- #endif
--- /dev/null
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -394,6 +394,53 @@ static void ixp4xx_adjust_link(struct ne
+ dev->name, port->speed, port->duplex ? "full" : "half");
+ }
+
++static int ixp4xx_phy_connect(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++ struct eth_plat_info *plat = port->plat;
++ char phy_id[BUS_ID_SIZE];
++
++ snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
++ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
++ PHY_INTERFACE_MODE_MII);
++ if (IS_ERR(port->phydev)) {
++ printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
++ return PTR_ERR(port->phydev);
++ }
++
++ /* mask with MAC supported features */
++ port->phydev->supported &= PHY_BASIC_FEATURES;
++ port->phydev->advertising = port->phydev->supported;
++
++ port->phydev->irq = PHY_POLL;
++
++ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
++ npe_name(port->npe));
++
++ return 0;
++}
++
++static void ixp4xx_phy_disconnect(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++
++ phy_disconnect(port->phydev);
++}
++
++static void ixp4xx_phy_start(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++
++ port->speed = 0; /* force "link up" message */
++ phy_start(port->phydev);
++}
++
++static void ixp4xx_phy_stop(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++
++ phy_stop(port->phydev);
++}
+
+ static inline void debug_pkt(struct net_device *dev, const char *func,
+ u8 *data, int len)
+@@ -1001,8 +1048,7 @@ static int eth_open(struct net_device *d
+ return err;
+ }
+
+- port->speed = 0; /* force "link up" message */
+- phy_start(port->phydev);
++ ixp4xx_phy_start(dev);
+
+ for (i = 0; i < ETH_ALEN; i++)
+ __raw_writel(dev->dev_addr[i], &port->regs->hw_addr[i]);
+@@ -1123,7 +1169,7 @@ static int eth_close(struct net_device *
+ printk(KERN_CRIT "%s: unable to disable loopback\n",
+ dev->name);
+
+- phy_stop(port->phydev);
++ ixp4xx_phy_stop(dev);
+
+ if (!ports_open)
+ qmgr_disable_irq(TXDONE_QUEUE);
+@@ -1147,7 +1193,6 @@ static int __devinit eth_init_one(struct
+ struct net_device *dev;
+ struct eth_plat_info *plat = pdev->dev.platform_data;
+ u32 regs_phys;
+- char phy_id[BUS_ID_SIZE];
+ int err;
+
+ if (!(dev = alloc_etherdev(sizeof(struct port))))
+@@ -1210,22 +1255,9 @@ static int __devinit eth_init_one(struct
+ __raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control);
+ udelay(50);
+
+- snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
+- port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
+- PHY_INTERFACE_MODE_MII);
+- if (IS_ERR(port->phydev)) {
+- printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
+- return PTR_ERR(port->phydev);
+- }
+-
+- /* mask with MAC supported features */
+- port->phydev->supported &= PHY_BASIC_FEATURES;
+- port->phydev->advertising = port->phydev->supported;
+-
+- port->phydev->irq = PHY_POLL;
+-
+- printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
+- npe_name(port->npe));
++ err = ixp4xx_phy_connect(dev);
++ if (err)
++ goto err_unreg;
+
+ return 0;
+
+@@ -1243,7 +1275,7 @@ static int __devexit eth_remove_one(stru
+ struct net_device *dev = platform_get_drvdata(pdev);
+ struct port *port = netdev_priv(dev);
+
+- phy_disconnect(port->phydev);
++ ixp4xx_phy_disconnect(dev);
+ unregister_netdev(dev);
+ npe_port_tab[NPE_ID(port->id)] = NULL;
+ platform_set_drvdata(pdev, NULL);
--- /dev/null
+--- a/drivers/net/arm/ixp4xx_eth.c
++++ b/drivers/net/arm/ixp4xx_eth.c
+@@ -169,7 +169,7 @@ struct port {
+ struct desc *desc_tab; /* coherent */
+ u32 desc_tab_phys;
+ int id; /* logical port ID */
+- int speed, duplex;
++ int link, speed, duplex;
+ u8 firmware[4];
+ };
+
+@@ -363,37 +363,52 @@ static void ixp4xx_mdio_remove(void)
+ mdiobus_free(mdio_bus);
+ }
+
+-
+-static void ixp4xx_adjust_link(struct net_device *dev)
++static void ixp4xx_update_link(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+- struct phy_device *phydev = port->phydev;
+
+- if (!phydev->link) {
+- if (port->speed) {
+- port->speed = 0;
+- printk(KERN_INFO "%s: link down\n", dev->name);
+- }
++ if (!port->link) {
++ netif_carrier_off(dev);
++ printk(KERN_INFO "%s: link down\n", dev->name);
+ return;
+ }
+
+- if (port->speed == phydev->speed && port->duplex == phydev->duplex)
+- return;
+-
+- port->speed = phydev->speed;
+- port->duplex = phydev->duplex;
+-
+- if (port->duplex)
++ if (port->duplex == DUPLEX_FULL)
+ __raw_writel(DEFAULT_TX_CNTRL0 & ~TX_CNTRL0_HALFDUPLEX,
+ &port->regs->tx_control[0]);
+ else
+ __raw_writel(DEFAULT_TX_CNTRL0 | TX_CNTRL0_HALFDUPLEX,
+ &port->regs->tx_control[0]);
+
++ netif_carrier_on(dev);
+ printk(KERN_INFO "%s: link up, speed %u Mb/s, %s duplex\n",
+ dev->name, port->speed, port->duplex ? "full" : "half");
+ }
+
++static void ixp4xx_adjust_link(struct net_device *dev)
++{
++ struct port *port = netdev_priv(dev);
++ struct phy_device *phydev = port->phydev;
++ int status_change = 0;
++
++ if (phydev->link) {
++ if (port->duplex != phydev->duplex
++ || port->speed != phydev->speed) {
++ status_change = 1;
++ }
++ }
++
++ if (phydev->link != port->link)
++ status_change = 1;
++
++ port->link = phydev->link;
++ port->speed = phydev->speed;
++ port->duplex = phydev->duplex;
++
++ if (status_change)
++ ixp4xx_update_link(dev);
++}
++
+ static int ixp4xx_phy_connect(struct net_device *dev)
+ {
+ struct port *port = netdev_priv(dev);
+@@ -414,6 +429,10 @@ static int ixp4xx_phy_connect(struct net
+
+ port->phydev->irq = PHY_POLL;
+
++ port->link = 0;
++ port->speed = 0;
++ port->duplex = -1;
++
+ printk(KERN_INFO "%s: MII PHY %i on %s\n", dev->name, plat->phy,
+ npe_name(port->npe));
+
+@@ -431,7 +450,6 @@ static void ixp4xx_phy_start(struct net_
+ {
+ struct port *port = netdev_priv(dev);
+
+- port->speed = 0; /* force "link up" message */
+ phy_start(port->phydev);
+ }
+
--- /dev/null
+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
+@@ -415,6 +415,37 @@ static int ixp4xx_phy_connect(struct net
+ struct eth_plat_info *plat = port->plat;
+ char phy_id[BUS_ID_SIZE];
+
++ 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, BUS_ID_SIZE, PHY_ID_FMT, "0", plat->phy);
+ port->phydev = phy_connect(dev, phy_id, &ixp4xx_adjust_link, 0,
+ PHY_INTERFACE_MODE_MII);
+@@ -443,21 +474,32 @@ 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,
+@@ -829,6 +871,10 @@ 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);
+ }
+
+@@ -848,18 +894,30 @@ 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);
+ }
+
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