Merge branch 'master' of git://www.denx.de/git/u-boot-net

9 files changed, 966 insertions, 15 deletions

diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 9482398..6f0225b 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -35,6 +35,7 @@ COBJS-y += e1000.o
 COBJS-y += eepro100.o
 COBJS-y += enc28j60.o
 COBJS-y += fsl_mcdmafec.o
+COBJS-$(CONFIG_GRETH) += greth.o
 COBJS-y += inca-ip_sw.o
 COBJS-y += ks8695eth.o
 COBJS-y += lan91c96.o
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index f0741da..4a72252 100644
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -1,5 +1,5 @@
 /**************************************************************************
-Inter Pro 1000 for ppcboot/das-u-boot
+Intel Pro 1000 for ppcboot/das-u-boot
 Drivers are port from Intel's Linux driver e1000-4.3.15
 and from Etherboot pro 1000 driver by mrakes at vivato dot net
 tested on both gig copper and gig fiber boards
@@ -82,6 +82,7 @@ static struct pci_device_id supported[] = {
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82545EM_FIBER},
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82546EB_FIBER},
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM_LOM},
+	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541ER},
 };
 
 /* Function forward declarations */
@@ -512,6 +513,11 @@ e1000_read_mac_addr(struct eth_device *nic)
 		/* Invert the last bit if this is the second device */
 		nic->enetaddr[5] += 1;
 	}
+#ifdef CONFIG_E1000_FALLBACK_MAC
+	if ( *(u32*)(nic->enetaddr) == 0 || *(u32*)(nic->enetaddr) == ~0 )
+		for ( i=0; i < NODE_ADDRESS_SIZE; i++ )
+			nic->enetaddr[i] = (CONFIG_E1000_FALLBACK_MAC >> (8*(5-i))) & 0xff;
+#endif
 #else
 	/*
 	 * The AP1000's e1000 has no eeprom; the MAC address is stored in the
@@ -639,6 +645,9 @@ e1000_set_mac_type(struct e1000_hw *hw)
 	case E1000_DEV_ID_82546EB_FIBER:
 		hw->mac_type = e1000_82546;
 		break;
+	case E1000_DEV_ID_82541ER:
+	        hw->mac_type = e1000_82541_rev_2;
+	        break;
 	default:
 		/* Should never have loaded on this device */
 		return -E1000_ERR_MAC_TYPE;
@@ -2485,6 +2494,36 @@ e1000_phy_reset(struct e1000_hw *hw)
 	return 0;
 }
 
+static int
+e1000_set_phy_type(struct e1000_hw *hw)
+{
+    DEBUGFUNC();
+
+    if(hw->mac_type == e1000_undefined)
+        return -E1000_ERR_PHY_TYPE;
+
+    switch(hw->phy_id) {
+    case M88E1000_E_PHY_ID:
+    case M88E1000_I_PHY_ID:
+    case M88E1011_I_PHY_ID:
+        hw->phy_type = e1000_phy_m88;
+        break;
+    case IGP01E1000_I_PHY_ID:
+        if(hw->mac_type == e1000_82541 ||
+           hw->mac_type == e1000_82541_rev_2) {
+            hw->phy_type = e1000_phy_igp;
+            break;
+        }
+        /* Fall Through */
+    default:
+        /* Should never have loaded on this device */
+        hw->phy_type = e1000_phy_undefined;
+        return -E1000_ERR_PHY_TYPE;
+    }
+
+    return E1000_SUCCESS;
+}
+
 /******************************************************************************
 * Probes the expected PHY address for known PHY IDs
 *
@@ -2493,6 +2532,7 @@ e1000_phy_reset(struct e1000_hw *hw)
 static int
 e1000_detect_gig_phy(struct e1000_hw *hw)
 {
+	int32_t phy_init_status;
 	uint16_t phy_id_high, phy_id_low;
 	int match = FALSE;
 
@@ -2526,11 +2566,19 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
 		if (hw->phy_id == M88E1011_I_PHY_ID)
 			match = TRUE;
 		break;
+	case e1000_82541_rev_2:
+		if(hw->phy_id == IGP01E1000_I_PHY_ID)
+			match = TRUE;
+
+		break;
 	default:
 		DEBUGOUT("Invalid MAC type %d\n", hw->mac_type);
 		return -E1000_ERR_CONFIG;
 	}
-	if (match) {
+
+	phy_init_status = e1000_set_phy_type(hw);
+
+	if ((match) && (phy_init_status == E1000_SUCCESS)) {
 		DEBUGOUT("PHY ID 0x%X detected\n", hw->phy_id);
 		return 0;
 	}
@@ -2985,7 +3033,7 @@ e1000_initialize(bd_t * bis)
 			free(nic);
 			return 0;
 		}
-#ifndef CONFIG_AP1000
+#if !(defined(CONFIG_AP1000) || defined(CONFIG_MVBC_1G))
 		if (e1000_validate_eeprom_checksum(nic) < 0) {
 			printf("The EEPROM Checksum Is Not Valid\n");
 			free(hw);
diff --git a/drivers/net/e1000.h b/drivers/net/e1000.h
index 0fbdc90..822afc5 100644
--- a/drivers/net/e1000.h
+++ b/drivers/net/e1000.h
@@ -71,6 +71,8 @@ typedef enum {
 	e1000_82540,
 	e1000_82545,
 	e1000_82546,
+	e1000_82541,
+	e1000_82541_rev_2,
 	e1000_num_macs
 } e1000_mac_type;
 
@@ -168,6 +170,13 @@ typedef enum {
 	e1000_1000t_rx_status_undefined = 0xFF
 } e1000_1000t_rx_status;
 
+typedef enum {
+    e1000_phy_m88 = 0,
+    e1000_phy_igp,
+    e1000_phy_igp_2,
+    e1000_phy_undefined = 0xFF
+} e1000_phy_type;
+
 struct e1000_phy_info {
 	e1000_cable_length cable_length;
 	e1000_10bt_ext_dist_enable extended_10bt_distance;
@@ -184,14 +193,19 @@ struct e1000_phy_stats {
 };
 
 /* Error Codes */
-#define E1000_SUCCESS      0
-#define E1000_ERR_EEPROM   1
-#define E1000_ERR_PHY      2
-#define E1000_ERR_CONFIG   3
-#define E1000_ERR_PARAM    4
-#define E1000_ERR_MAC_TYPE 5
-#define E1000_ERR_NOLINK   6
-#define E1000_ERR_TIMEOUT  7
+#define E1000_SUCCESS      			0
+#define E1000_ERR_EEPROM   			1
+#define E1000_ERR_PHY      			2
+#define E1000_ERR_CONFIG   			3
+#define E1000_ERR_PARAM    			4
+#define E1000_ERR_MAC_TYPE 			5
+#define E1000_ERR_PHY_TYPE 			6
+#define E1000_ERR_NOLINK   			7
+#define E1000_ERR_TIMEOUT  			8
+#define E1000_ERR_RESET   			9
+#define E1000_ERR_MASTER_REQUESTS_PENDING 	10
+#define E1000_ERR_HOST_INTERFACE_COMMAND 	11
+#define E1000_BLK_PHY_RESET   			12
 
 /* PCI Device IDs */
 #define E1000_DEV_ID_82542          0x1000
@@ -207,7 +221,8 @@ struct e1000_phy_stats {
 #define E1000_DEV_ID_82545EM_FIBER  0x1011
 #define E1000_DEV_ID_82546EB_COPPER 0x1010
 #define E1000_DEV_ID_82546EB_FIBER  0x1012
-#define NUM_DEV_IDS 13
+#define E1000_DEV_ID_82541ER        0x1078
+#define NUM_DEV_IDS 14
 
 #define NODE_ADDRESS_SIZE 6
 #define ETH_LENGTH_OF_ADDRESS 6
@@ -799,6 +814,8 @@ struct e1000_hw {
 	pci_dev_t pdev;
 	uint8_t *hw_addr;
 	e1000_mac_type mac_type;
+	e1000_phy_type phy_type;
+	uint32_t phy_init_script;
 	e1000_media_type media_type;
 	e1000_lan_loc lan_loc;
 	e1000_fc_type fc;
@@ -1517,7 +1534,22 @@ struct e1000_hw {
 #define M88E1000_EXT_PHY_SPEC_CTRL 0x14	/* Extended PHY Specific Control */
 #define M88E1000_RX_ERR_CNTR       0x15	/* Receive Error Counter */
 
-#define MAX_PHY_REG_ADDRESS 0x1F	/* 5 bit address bus (0-0x1F) */
+#define MAX_PHY_REG_ADDRESS 	0x1F	/* 5 bit address bus (0-0x1F) */
+
+/* IGP01E1000 specifics */
+#define IGP01E1000_IEEE_REGS_PAGE  	0x0000
+#define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
+#define IGP01E1000_IEEE_FORCE_GIGA      0x0140
+
+/* IGP01E1000 Specific Registers */
+#define IGP01E1000_PHY_PORT_CONFIG 	0x10 /* PHY Specific Port Config Register */
+#define IGP01E1000_PHY_PORT_STATUS 	0x11 /* PHY Specific Status Register */
+#define IGP01E1000_PHY_PORT_CTRL   	0x12 /* PHY Specific Control Register */
+#define IGP01E1000_PHY_LINK_HEALTH 	0x13 /* PHY Link Health Register */
+#define IGP01E1000_GMII_FIFO       	0x14 /* GMII FIFO Register */
+#define IGP01E1000_PHY_CHANNEL_QUALITY 	0x15 /* PHY Channel Quality Register */
+#define IGP02E1000_PHY_POWER_MGMT      	0x19
+#define IGP01E1000_PHY_PAGE_SELECT     	0x1F /* PHY Page Select Core Register */
 
 /* PHY Control Register */
 #define MII_CR_SPEED_SELECT_MSB 0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
@@ -1729,6 +1761,7 @@ struct e1000_hw {
 #define M88E1011_I_PHY_ID  0x01410C20
 #define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
 #define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
+#define IGP01E1000_I_PHY_ID  0x02A80380
 
 /* Miscellaneous PHY bit definitions. */
 #define PHY_PREAMBLE        0xFFFFFFFF
diff --git a/drivers/net/greth.c b/drivers/net/greth.c
new file mode 100644
index 0000000..76ece59
--- /dev/null
+++ b/drivers/net/greth.c
@@ -0,0 +1,661 @@
+/* Gaisler.com GRETH 10/100/1000 Ethernet MAC driver
+ *
+ * Driver use polling mode (no Interrupt)
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <net.h>
+#include <malloc.h>
+#include <asm/processor.h>
+#include <ambapp.h>
+#include <asm/leon.h>
+
+/* #define DEBUG */
+
+#include "greth.h"
+
+/* Default to 3s timeout on autonegotiation */
+#ifndef GRETH_PHY_TIMEOUT_MS
+#define GRETH_PHY_TIMEOUT_MS 3000
+#endif
+
+/* ByPass Cache when reading regs */
+#define GRETH_REGLOAD(addr)		SPARC_NOCACHE_READ(addr)
+/* Write-through cache ==> no bypassing needed on writes */
+#define GRETH_REGSAVE(addr,data)	(*(unsigned int *)(addr) = (data))
+#define GRETH_REGORIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)|data)
+#define GRETH_REGANDIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)&data)
+
+#define GRETH_RXBD_CNT 4
+#define GRETH_TXBD_CNT 1
+
+#define GRETH_RXBUF_SIZE 1540
+#define GRETH_BUF_ALIGN 4
+#define GRETH_RXBUF_EFF_SIZE \
+	( (GRETH_RXBUF_SIZE&~(GRETH_BUF_ALIGN-1))+GRETH_BUF_ALIGN )
+
+typedef struct {
+	greth_regs *regs;
+	int irq;
+	struct eth_device *dev;
+
+	/* Hardware info */
+	unsigned char phyaddr;
+	int gbit_mac;
+
+	/* Current operating Mode */
+	int gb;			/* GigaBit */
+	int fd;			/* Full Duplex */
+	int sp;			/* 10/100Mbps speed (1=100,0=10) */
+	int auto_neg;		/* Auto negotiate done */
+
+	unsigned char hwaddr[6];	/* MAC Address */
+
+	/* Descriptors */
+	greth_bd *rxbd_base, *rxbd_max;
+	greth_bd *txbd_base, *txbd_max;
+
+	greth_bd *rxbd_curr;
+
+	/* rx buffers in rx descriptors */
+	void *rxbuf_base;	/* (GRETH_RXBUF_SIZE+ALIGNBYTES) * GRETH_RXBD_CNT */
+
+	/* unused for gbit_mac, temp buffer for sending packets with unligned
+	 * start.
+	 * Pointer to packet allocated with malloc.
+	 */
+	void *txbuf;
+
+	struct {
+		/* rx status */
+		unsigned int rx_packets,
+		    rx_crc_errors, rx_frame_errors, rx_length_errors, rx_errors;
+
+		/* tx stats */
+		unsigned int tx_packets,
+		    tx_latecol_errors,
+		    tx_underrun_errors, tx_limit_errors, tx_errors;
+	} stats;
+} greth_priv;
+
+/* Read MII register 'addr' from core 'regs' */
+static int read_mii(int addr, volatile greth_regs * regs)
+{
+	while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+	}
+
+	GRETH_REGSAVE(&regs->mdio, (0 << 11) | ((addr & 0x1F) << 6) | 2);
+
+	while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+	}
+
+	if (!(GRETH_REGLOAD(&regs->mdio) & GRETH_MII_NVALID)) {
+		return (GRETH_REGLOAD(&regs->mdio) >> 16) & 0xFFFF;
+	} else {
+		return -1;
+	}
+}
+
+static void write_mii(int addr, int data, volatile greth_regs * regs)
+{
+	while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+	}
+
+	GRETH_REGSAVE(&regs->mdio,
+		      ((data & 0xFFFF) << 16) | (0 << 11) | ((addr & 0x1F) << 6)
+		      | 1);
+
+	while (GRETH_REGLOAD(&regs->mdio) & GRETH_MII_BUSY) {
+	}
+
+}
+
+/* init/start hardware and allocate descriptor buffers for rx side
+ *
+ */
+int greth_init(struct eth_device *dev, bd_t * bis)
+{
+	int i;
+
+	greth_priv *greth = dev->priv;
+	greth_regs *regs = greth->regs;
+#ifdef DEBUG
+	printf("greth_init\n");
+#endif
+
+	GRETH_REGSAVE(&regs->control, 0);
+
+	if (!greth->rxbd_base) {
+
+		/* allocate descriptors */
+		greth->rxbd_base = (greth_bd *)
+		    memalign(0x1000, GRETH_RXBD_CNT * sizeof(greth_bd));
+		greth->txbd_base = (greth_bd *)
+		    memalign(0x1000, GRETH_RXBD_CNT * sizeof(greth_bd));
+
+		/* allocate buffers to all descriptors  */
+		greth->rxbuf_base =
+		    malloc(GRETH_RXBUF_EFF_SIZE * GRETH_RXBD_CNT);
+	}
+
+	/* initate rx decriptors */
+	for (i = 0; i < GRETH_RXBD_CNT; i++) {
+		greth->rxbd_base[i].addr = (unsigned int)
+		    greth->rxbuf_base + (GRETH_RXBUF_EFF_SIZE * i);
+		/* enable desciptor & set wrap bit if last descriptor */
+		if (i >= (GRETH_RXBD_CNT - 1)) {
+			greth->rxbd_base[i].stat = GRETH_BD_EN | GRETH_BD_WR;
+		} else {
+			greth->rxbd_base[i].stat = GRETH_BD_EN;
+		}
+	}
+
+	/* initiate indexes */
+	greth->rxbd_curr = greth->rxbd_base;
+	greth->rxbd_max = greth->rxbd_base + (GRETH_RXBD_CNT - 1);
+	greth->txbd_max = greth->txbd_base + (GRETH_TXBD_CNT - 1);
+	/*
+	 * greth->txbd_base->addr = 0;
+	 * greth->txbd_base->stat = GRETH_BD_WR;
+	 */
+
+	/* initate tx decriptors */
+	for (i = 0; i < GRETH_TXBD_CNT; i++) {
+		greth->txbd_base[i].addr = 0;
+		/* enable desciptor & set wrap bit if last descriptor */
+		if (i >= (GRETH_RXBD_CNT - 1)) {
+			greth->txbd_base[i].stat = GRETH_BD_WR;
+		} else {
+			greth->txbd_base[i].stat = 0;
+		}
+	}
+
+	/**** SET HARDWARE REGS ****/
+
+	/* Set pointer to tx/rx descriptor areas */
+	GRETH_REGSAVE(&regs->rx_desc_p, (unsigned int)&greth->rxbd_base[0]);
+	GRETH_REGSAVE(&regs->tx_desc_p, (unsigned int)&greth->txbd_base[0]);
+
+	/* Enable Transmitter, GRETH will now scan descriptors for packets
+	 * to transmitt */
+#ifdef DEBUG
+	printf("greth_init: enabling receiver\n");
+#endif
+	GRETH_REGORIN(&regs->control, GRETH_RXEN);
+
+	return 0;
+}
+
+/* Initiate PHY to a relevant speed
+ * return:
+ *  - 0 = success
+ *  - 1 = timeout/fail
+ */
+int greth_init_phy(greth_priv * dev, bd_t * bis)
+{
+	greth_regs *regs = dev->regs;
+	int tmp, tmp1, tmp2, i;
+	unsigned int start, timeout;
+
+	/* X msecs to ticks */
+	timeout = usec2ticks(GRETH_PHY_TIMEOUT_MS * 1000);
+
+	/* Get system timer0 current value
+	 * Total timeout is 5s
+	 */
+	start = get_timer(0);
+
+	/* get phy control register default values */
+
+	while ((tmp = read_mii(0, regs)) & 0x8000) {
+		if (get_timer(start) > timeout)
+			return 1;	/* Fail */
+	}
+
+	/* reset PHY and wait for completion */
+	write_mii(0, 0x8000 | tmp, regs);
+
+	while (((tmp = read_mii(0, regs))) & 0x8000) {
+		if (get_timer(start) > timeout)
+			return 1;	/* Fail */
+	}
+
+	/* Check if PHY is autoneg capable and then determine operating
+	 * mode, otherwise force it to 10 Mbit halfduplex
+	 */
+	dev->gb = 0;
+	dev->fd = 0;
+	dev->sp = 0;
+	dev->auto_neg = 0;
+	if (!((tmp >> 12) & 1)) {
+		write_mii(0, 0, regs);
+	} else {
+		/* wait for auto negotiation to complete and then check operating mode */
+		dev->auto_neg = 1;
+		i = 0;
+		while (!(((tmp = read_mii(1, regs)) >> 5) & 1)) {
+			if (get_timer(start) > timeout) {
+				printf("Auto negotiation timed out. "
+				       "Selecting default config\n");
+				tmp = read_mii(0, regs);
+				dev->gb = ((tmp >> 6) & 1)
+				    && !((tmp >> 13) & 1);
+				dev->sp = !((tmp >> 6) & 1)
+				    && ((tmp >> 13) & 1);
+				dev->fd = (tmp >> 8) & 1;
+				goto auto_neg_done;
+			}
+		}
+		if ((tmp >> 8) & 1) {
+			tmp1 = read_mii(9, regs);
+			tmp2 = read_mii(10, regs);
+			if ((tmp1 & GRETH_MII_EXTADV_1000FD) &&
+			    (tmp2 & GRETH_MII_EXTPRT_1000FD)) {
+				dev->gb = 1;
+				dev->fd = 1;
+			}
+			if ((tmp1 & GRETH_MII_EXTADV_1000HD) &&
+			    (tmp2 & GRETH_MII_EXTPRT_1000HD)) {
+				dev->gb = 1;
+				dev->fd = 0;
+			}
+		}
+		if ((dev->gb == 0) || ((dev->gb == 1) && (dev->gbit_mac == 0))) {
+			tmp1 = read_mii(4, regs);
+			tmp2 = read_mii(5, regs);
+			if ((tmp1 & GRETH_MII_100TXFD) &&
+			    (tmp2 & GRETH_MII_100TXFD)) {
+				dev->sp = 1;
+				dev->fd = 1;
+			}
+			if ((tmp1 & GRETH_MII_100TXHD) &&
+			    (tmp2 & GRETH_MII_100TXHD)) {
+				dev->sp = 1;
+				dev->fd = 0;
+			}
+			if ((tmp1 & GRETH_MII_10FD) && (tmp2 & GRETH_MII_10FD)) {
+				dev->fd = 1;
+			}
+			if ((dev->gb == 1) && (dev->gbit_mac == 0)) {
+				dev->gb = 0;
+				dev->fd = 0;
+				write_mii(0, dev->sp << 13, regs);
+			}
+		}
+
+	}
+      auto_neg_done:
+#ifdef DEBUG
+	printf("%s GRETH Ethermac at [0x%x] irq %d. Running \
+		%d Mbps %s duplex\n", dev->gbit_mac ? "10/100/1000" : "10/100", (unsigned int)(regs), (unsigned int)(dev->irq), dev->gb ? 1000 : (dev->sp ? 100 : 10), dev->fd ? "full" : "half");
+#endif
+	/* Read out PHY info if extended registers are available */
+	if (tmp & 1) {
+		tmp1 = read_mii(2, regs);
+		tmp2 = read_mii(3, regs);
+		tmp1 = (tmp1 << 6) | ((tmp2 >> 10) & 0x3F);
+		tmp = tmp2 & 0xF;
+
+		tmp2 = (tmp2 >> 4) & 0x3F;
+#ifdef DEBUG
+		printf("PHY: Vendor %x   Device %x    Revision %d\n", tmp1,
+		       tmp2, tmp);
+#endif
+	} else {
+		printf("PHY info not available\n");
+	}
+
+	/* set speed and duplex bits in control register */
+	GRETH_REGORIN(&regs->control,
+		      (dev->gb << 8) | (dev->sp << 7) | (dev->fd << 4));
+
+	return 0;
+}
+
+void greth_halt(struct eth_device *dev)
+{
+	greth_priv *greth;
+	greth_regs *regs;
+	int i;
+#ifdef DEBUG
+	printf("greth_halt\n");
+#endif
+	if (!dev || !dev->priv)
+		return;
+
+	greth = dev->priv;
+	regs = greth->regs;
+
+	if (!regs)
+		return;
+
+	/* disable receiver/transmitter by clearing the enable bits */
+	GRETH_REGANDIN(&regs->control, ~(GRETH_RXEN | GRETH_TXEN));
+
+	/* reset rx/tx descriptors */
+	if (greth->rxbd_base) {
+		for (i = 0; i < GRETH_RXBD_CNT; i++) {
+			greth->rxbd_base[i].stat =
+			    (i >= (GRETH_RXBD_CNT - 1)) ? GRETH_BD_WR : 0;
+		}
+	}
+
+	if (greth->txbd_base) {
+		for (i = 0; i < GRETH_TXBD_CNT; i++) {
+			greth->txbd_base[i].stat =
+			    (i >= (GRETH_TXBD_CNT - 1)) ? GRETH_BD_WR : 0;
+		}
+	}
+}
+
+int greth_send(struct eth_device *dev, volatile void *eth_data, int data_length)
+{
+	greth_priv *greth = dev->priv;
+	greth_regs *regs = greth->regs;
+	greth_bd *txbd;
+	void *txbuf;
+	unsigned int status;
+#ifdef DEBUG
+	printf("greth_send\n");
+#endif
+	/* send data, wait for data to be sent, then return */
+	if (((unsigned int)eth_data & (GRETH_BUF_ALIGN - 1))
+	    && !greth->gbit_mac) {
+		/* data not aligned as needed by GRETH 10/100, solve this by allocating 4 byte aligned buffer
+		 * and copy data to before giving it to GRETH.
+		 */
+		if (!greth->txbuf) {
+			greth->txbuf = malloc(GRETH_RXBUF_SIZE);
+#ifdef DEBUG
+			printf("GRETH: allocated aligned tx-buf\n");
+#endif
+		}
+
+		txbuf = greth->txbuf;
+
+		/* copy data info buffer */
+		memcpy((char *)txbuf, (char *)eth_data, data_length);
+
+		/* keep buffer to next time */
+	} else {
+		txbuf = (void *)eth_data;
+	}
+	/* get descriptor to use, only 1 supported... hehe easy */
+	txbd = greth->txbd_base;
+
+	/* setup descriptor to wrap around to it self */
+	txbd->addr = (unsigned int)txbuf;
+	txbd->stat = GRETH_BD_EN | GRETH_BD_WR | data_length;
+
+	/* Remind Core which descriptor to use when sending */
+	GRETH_REGSAVE(&regs->tx_desc_p, (unsigned int)txbd);
+
+	/* initate send by enabling transmitter */
+	GRETH_REGORIN(&regs->control, GRETH_TXEN);
+
+	/* Wait for data to be sent */
+	while ((status = GRETH_REGLOAD(&txbd->stat)) & GRETH_BD_EN) {
+		;
+	}
+
+	/* was the packet transmitted succesfully? */
+	if (status & GRETH_TXBD_ERR_AL) {
+		greth->stats.tx_limit_errors++;
+	}
+
+	if (status & GRETH_TXBD_ERR_UE) {
+		greth->stats.tx_underrun_errors++;
+	}
+
+	if (status & GRETH_TXBD_ERR_LC) {
+		greth->stats.tx_latecol_errors++;
+	}
+
+	if (status &
+	    (GRETH_TXBD_ERR_LC | GRETH_TXBD_ERR_UE | GRETH_TXBD_ERR_AL)) {
+		/* any error */
+		greth->stats.tx_errors++;
+		return -1;
+	}
+
+	/* bump tx packet counter */
+	greth->stats.tx_packets++;
+
+	/* return succefully */
+	return 0;
+}
+
+int greth_recv(struct eth_device *dev)
+{
+	greth_priv *greth = dev->priv;
+	greth_regs *regs = greth->regs;
+	greth_bd *rxbd;
+	unsigned int status, len = 0, bad;
+	unsigned char *d;
+	int enable = 0;
+	int i;
+#ifdef DEBUG
+/*	printf("greth_recv\n"); */
+#endif
+	/* Receive One packet only, but clear as many error packets as there are
+	 * available.
+	 */
+	{
+		/* current receive descriptor */
+		rxbd = greth->rxbd_curr;
+
+		/* get status of next received packet */
+		status = GRETH_REGLOAD(&rxbd->stat);
+
+		bad = 0;
+
+		/* stop if no more packets received */
+		if (status & GRETH_BD_EN) {
+			goto done;
+		}
+#ifdef DEBUG
+		printf("greth_recv: packet 0x%lx, 0x%lx, len: %d\n",
+		       (unsigned int)rxbd, status, status & GRETH_BD_LEN);
+#endif
+
+		/* Check status for errors.
+		 */
+		if (status & GRETH_RXBD_ERR_FT) {
+			greth->stats.rx_length_errors++;
+			bad = 1;
+		}
+		if (status & (GRETH_RXBD_ERR_AE | GRETH_RXBD_ERR_OE)) {
+			greth->stats.rx_frame_errors++;
+			bad = 1;
+		}
+		if (status & GRETH_RXBD_ERR_CRC) {
+			greth->stats.rx_crc_errors++;
+			bad = 1;
+		}
+		if (bad) {
+			greth->stats.rx_errors++;
+			printf
+			    ("greth_recv: Bad packet (%d, %d, %d, 0x%08x, %d)\n",
+			     greth->stats.rx_length_errors,
+			     greth->stats.rx_frame_errors,
+			     greth->stats.rx_crc_errors, status,
+			     greth->stats.rx_packets);
+			/* print all rx descriptors */
+			for (i = 0; i < GRETH_RXBD_CNT; i++) {
+				printf("[%d]: Stat=0x%lx, Addr=0x%lx\n", i,
+				       GRETH_REGLOAD(&greth->rxbd_base[i].stat),
+				       GRETH_REGLOAD(&greth->rxbd_base[i].
+						     addr));
+			}
+		} else {
+			/* Process the incoming packet. */
+			len = status & GRETH_BD_LEN;
+			d = (char *)rxbd->addr;
+#ifdef DEBUG
+			printf
+			    ("greth_recv: new packet, length: %d. data: %x %x %x %x %x %x %x %x\n",
+			     len, d[0], d[1], d[2], d[3], d[4], d[5], d[6],
+			     d[7]);
+#endif
+			/* flush all data cache to make sure we're not reading old packet data */
+			sparc_dcache_flush_all();
+
+			/* pass packet on to network subsystem */
+			NetReceive((void *)d, len);
+
+			/* bump stats counters */
+			greth->stats.rx_packets++;
+
+			/* bad is now 0 ==> will stop loop */
+		}
+
+		/* reenable descriptor to receive more packet with this descriptor, wrap around if needed */
+		rxbd->stat =
+		    GRETH_BD_EN |
+		    (((unsigned int)greth->rxbd_curr >=
+		      (unsigned int)greth->rxbd_max) ? GRETH_BD_WR : 0);
+		enable = 1;
+
+		/* increase index */
+		greth->rxbd_curr =
+		    ((unsigned int)greth->rxbd_curr >=
+		     (unsigned int)greth->rxbd_max) ? greth->
+		    rxbd_base : (greth->rxbd_curr + 1);
+
+	};
+
+	if (enable) {
+		GRETH_REGORIN(&regs->control, GRETH_RXEN);
+	}
+      done:
+	/* return positive length of packet or 0 if non recieved */
+	return len;
+}
+
+void greth_set_hwaddr(greth_priv * greth, unsigned char *mac)
+{
+	/* save new MAC address */
+	greth->dev->enetaddr[0] = greth->hwaddr[0] = mac[0];
+	greth->dev->enetaddr[1] = greth->hwaddr[1] = mac[1];
+	greth->dev->enetaddr[2] = greth->hwaddr[2] = mac[2];
+	greth->dev->enetaddr[3] = greth->hwaddr[3] = mac[3];
+	greth->dev->enetaddr[4] = greth->hwaddr[4] = mac[4];
+	greth->dev->enetaddr[5] = greth->hwaddr[5] = mac[5];
+	greth->regs->esa_msb = (mac[0] << 8) | mac[1];
+	greth->regs->esa_lsb =
+	    (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5];
+#ifdef DEBUG
+	printf("GRETH: New MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n",
+	       mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+#endif
+}
+
+int greth_initialize(bd_t * bis)
+{
+	greth_priv *greth;
+	ambapp_apbdev apbdev;
+	struct eth_device *dev;
+	int i;
+	char *addr_str, *end;
+	unsigned char addr[6];
+#ifdef DEBUG
+	printf("Scanning for GRETH\n");
+#endif
+	/* Find Device & IRQ via AMBA Plug&Play information */
+	if (ambapp_apb_first(VENDOR_GAISLER, GAISLER_ETHMAC, &apbdev) != 1) {
+		return -1;	/* GRETH not found */
+	}
+
+	greth = (greth_priv *) malloc(sizeof(greth_priv));
+	dev = (struct eth_device *)malloc(sizeof(struct eth_device));
+	memset(dev, 0, sizeof(struct eth_device));
+	memset(greth, 0, sizeof(greth_priv));
+
+	greth->regs = (greth_regs *) apbdev.address;
+	greth->irq = apbdev.irq;
+#ifdef DEBUG
+	printf("Found GRETH at 0x%lx, irq %d\n", greth->regs, greth->irq);
+#endif
+	dev->priv = (void *)greth;
+	dev->iobase = (unsigned int)greth->regs;
+	dev->init = greth_init;
+	dev->halt = greth_halt;
+	dev->send = greth_send;
+	dev->recv = greth_recv;
+	greth->dev = dev;
+
+	/* Reset Core */
+	GRETH_REGSAVE(&greth->regs->control, GRETH_RESET);
+
+	/* Wait for core to finish reset cycle */
+	while (GRETH_REGLOAD(&greth->regs->control) & GRETH_RESET) ;
+
+	/* Get the phy address which assumed to have been set
+	   correctly with the reset value in hardware */
+	greth->phyaddr = (GRETH_REGLOAD(&greth->regs->mdio) >> 11) & 0x1F;
+
+	/* Check if mac is gigabit capable */
+	greth->gbit_mac = (GRETH_REGLOAD(&greth->regs->control) >> 27) & 1;
+
+	/* Make descriptor string */
+	if (greth->gbit_mac) {
+		sprintf(dev->name, "GRETH 10/100/GB");
+	} else {
+		sprintf(dev->name, "GRETH 10/100");
+	}
+
+	/* initiate PHY, select speed/duplex depending on connected PHY */
+	if (greth_init_phy(greth, bis)) {
+		/* Failed to init PHY (timedout) */
+		return -1;
+	}
+
+	/* Register Device to EtherNet subsystem  */
+	eth_register(dev);
+
+	/* Get MAC address */
+	if ((addr_str = getenv("ethaddr")) != NULL) {
+		for (i = 0; i < 6; i++) {
+			addr[i] =
+			    addr_str ? simple_strtoul(addr_str, &end, 16) : 0;
+			if (addr_str) {
+				addr_str = (*end) ? end + 1 : end;
+			}
+		}
+	} else {
+		/* HW Address not found in environment, Set default HW address */
+		addr[0] = GRETH_HWADDR_0;	/* MSB */
+		addr[1] = GRETH_HWADDR_1;
+		addr[2] = GRETH_HWADDR_2;
+		addr[3] = GRETH_HWADDR_3;
+		addr[4] = GRETH_HWADDR_4;
+		addr[5] = GRETH_HWADDR_5;	/* LSB */
+	}
+
+	/* set and remember MAC address */
+	greth_set_hwaddr(greth, addr);
+
+	return 1;
+}
diff --git a/drivers/net/greth.h b/drivers/net/greth.h
new file mode 100644
index 0000000..7d5fbd3
--- /dev/null
+++ b/drivers/net/greth.h
@@ -0,0 +1,97 @@
+/* Gaisler.com GRETH 10/100/1000 Ethernet MAC driver
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define GRETH_FD 0x10
+#define GRETH_RESET 0x40
+#define GRETH_MII_BUSY 0x8
+#define GRETH_MII_NVALID 0x10
+
+/* MII registers */
+#define GRETH_MII_EXTADV_1000FD 0x00000200
+#define GRETH_MII_EXTADV_1000HD 0x00000100
+#define GRETH_MII_EXTPRT_1000FD 0x00000800
+#define GRETH_MII_EXTPRT_1000HD 0x00000400
+
+#define GRETH_MII_100T4 0x00000200
+#define GRETH_MII_100TXFD 0x00000100
+#define GRETH_MII_100TXHD 0x00000080
+#define GRETH_MII_10FD 0x00000040
+#define GRETH_MII_10HD 0x00000020
+
+#define GRETH_BD_EN 0x800
+#define GRETH_BD_WR 0x1000
+#define GRETH_BD_IE 0x2000
+#define GRETH_BD_LEN 0x7FF
+
+#define GRETH_TXEN 0x1
+#define GRETH_INT_TX 0x8
+#define GRETH_TXI 0x4
+#define GRETH_TXBD_STATUS 0x0001C000
+#define GRETH_TXBD_MORE 0x20000
+#define GRETH_TXBD_IPCS 0x40000
+#define GRETH_TXBD_TCPCS 0x80000
+#define GRETH_TXBD_UDPCS 0x100000
+#define GRETH_TXBD_ERR_LC 0x10000
+#define GRETH_TXBD_ERR_UE 0x4000
+#define GRETH_TXBD_ERR_AL 0x8000
+#define GRETH_TXBD_NUM 128
+#define GRETH_TXBD_NUM_MASK (GRETH_TXBD_NUM-1)
+#define GRETH_TX_BUF_SIZE 2048
+
+#define GRETH_INT_RX         0x4
+#define GRETH_RXEN           0x2
+#define GRETH_RXI            0x8
+#define GRETH_RXBD_STATUS    0xFFFFC000
+#define GRETH_RXBD_ERR_AE    0x4000
+#define GRETH_RXBD_ERR_FT    0x8000
+#define GRETH_RXBD_ERR_CRC   0x10000
+#define GRETH_RXBD_ERR_OE    0x20000
+#define GRETH_RXBD_ERR_LE    0x40000
+#define GRETH_RXBD_IP_DEC    0x80000
+#define GRETH_RXBD_IP_CSERR  0x100000
+#define GRETH_RXBD_UDP_DEC   0x200000
+#define GRETH_RXBD_UDP_CSERR 0x400000
+#define GRETH_RXBD_TCP_DEC   0x800000
+#define GRETH_RXBD_TCP_CSERR 0x1000000
+
+#define GRETH_RXBD_NUM 128
+#define GRETH_RXBD_NUM_MASK (GRETH_RXBD_NUM-1)
+#define GRETH_RX_BUF_SIZE 2048
+
+/* Ethernet configuration registers */
+typedef struct _greth_regs {
+	volatile unsigned int control;
+	volatile unsigned int status;
+	volatile unsigned int esa_msb;
+	volatile unsigned int esa_lsb;
+	volatile unsigned int mdio;
+	volatile unsigned int tx_desc_p;
+	volatile unsigned int rx_desc_p;
+} greth_regs;
+
+/* Ethernet buffer descriptor */
+typedef struct _greth_bd {
+	volatile unsigned int stat;
+	unsigned int addr;	/* Buffer address not changed by HW */
+} greth_bd;
diff --git a/drivers/net/mcffec.c b/drivers/net/mcffec.c
index 3b81258..71d1960 100644
--- a/drivers/net/mcffec.c
+++ b/drivers/net/mcffec.c
@@ -166,6 +166,13 @@ int fec_send(struct eth_device *dev, volatile void *packet, int length)
 	/* Activate transmit Buffer Descriptor polling */
 	fecp->tdar = 0x01000000;	/* Descriptor polling active    */
 
+	/* FEC fix for MCF5275, FEC unable to initial transmit data packet.
+	 * A nop will ensure the descriptor polling active completed.
+	 */
+#ifdef CONFIG_M5275
+	__asm__ ("nop");
+#endif
+
 #ifdef CFG_UNIFY_CACHE
 	icache_invalid();
 #endif
diff --git a/drivers/net/smc91111.h b/drivers/net/smc91111.h
index 8dcbb3e..96ff04d 100644
--- a/drivers/net/smc91111.h
+++ b/drivers/net/smc91111.h
@@ -79,7 +79,7 @@ typedef unsigned long int 		dword;
 #ifdef CONFIG_XSENGINE
 #define	SMC_inl(r) 	(*((volatile dword *)(SMC_BASE_ADDRESS+(r<<1))))
 #define	SMC_inw(r) 	(*((volatile word *)(SMC_BASE_ADDRESS+(r<<1))))
-#define SMC_inb(p)	({ \
+#define SMC_inb(p)  ({ \
 	unsigned int __p = (unsigned int)(SMC_BASE_ADDRESS + (p<<1)); \
 	unsigned int __v = *(volatile unsigned short *)((__p) & ~2); \
 	if (__p & 2) __v >>= 8; \
@@ -176,7 +176,76 @@ typedef unsigned long int 		dword;
 					};  \
 				})
 
-#else /* if not CONFIG_PXA250 */
+#elif defined(CONFIG_LEON)	/* if not CONFIG_PXA250 */
+
+#define SMC_LEON_SWAP16(_x_) ({ word _x = (_x_); ((_x << 8) | (_x >> 8)); })
+
+#define SMC_LEON_SWAP32(_x_)			\
+    ({ dword _x = (_x_);			\
+       ((_x << 24) |				\
+       ((0x0000FF00UL & _x) <<  8) |		\
+       ((0x00FF0000UL & _x) >>  8) |		\
+       (_x  >> 24)); })
+
+#define	SMC_inl(r) 	(SMC_LEON_SWAP32((*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0)))))
+#define	SMC_inl_nosw(r) 	((*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))))
+#define	SMC_inw(r) 	(SMC_LEON_SWAP16((*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0)))))
+#define	SMC_inw_nosw(r) 	((*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))))
+#define SMC_inb(p)	({ \
+	word ___v = SMC_inw((p) & ~1); \
+	if ((p) & 1) ___v >>= 8; \
+	else ___v &= 0xff; \
+	___v; })
+
+#define	SMC_outl(d,r)	(*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))=SMC_LEON_SWAP32(d))
+#define	SMC_outl_nosw(d,r)	(*(volatile dword *)(SMC_BASE_ADDRESS+((r)<<0))=(d))
+#define	SMC_outw(d,r)	(*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))=SMC_LEON_SWAP16(d))
+#define	SMC_outw_nosw(d,r)	(*(volatile word *)(SMC_BASE_ADDRESS+((r)<<0))=(d))
+#define	SMC_outb(d,r)	do{	word __d = (byte)(d);  \
+				word __w = SMC_inw((r)&~1);  \
+				__w &= ((r)&1) ? 0x00FF : 0xFF00;  \
+				__w |= ((r)&1) ? __d<<8 : __d;  \
+				SMC_outw(__w,(r)&~1);  \
+			}while(0)
+#define SMC_outsl(r,b,l)	do{	int __i; \
+					dword *__b2; \
+					__b2 = (dword *) b; \
+					for (__i = 0; __i < l; __i++) { \
+					    SMC_outl_nosw( *(__b2 + __i), r); \
+					} \
+				}while(0)
+#define SMC_outsw(r,b,l)	do{	int __i; \
+					word *__b2; \
+					__b2 = (word *) b; \
+					for (__i = 0; __i < l; __i++) { \
+					    SMC_outw_nosw( *(__b2 + __i), r); \
+					} \
+				}while(0)
+#define SMC_insl(r,b,l) 	do{	int __i ;  \
+					dword *__b2;  \
+					__b2 = (dword *) b;  \
+					for (__i = 0; __i < l; __i++) {  \
+					  *(__b2 + __i) = SMC_inl_nosw(r);  \
+					};  \
+				}while(0)
+
+#define SMC_insw(r,b,l) 	do{	int __i ;  \
+					word *__b2;  \
+					__b2 = (word *) b;  \
+					for (__i = 0; __i < l; __i++) {  \
+					  *(__b2 + __i) = SMC_inw_nosw(r);  \
+					};  \
+				}while(0)
+
+#define SMC_insb(r,b,l) 	do{	int __i ;  \
+					byte *__b2;  \
+					__b2 = (byte *) b;  \
+					for (__i = 0; __i < l; __i++) {  \
+					  *(__b2 + __i) = SMC_inb(r);  \
+					};  \
+				}while(0)
+
+#else				/* if not CONFIG_PXA250 and not CONFIG_LEON */
 
 #ifndef CONFIG_SMC_USE_IOFUNCS /* these macros don't work on some boards */
 /*
diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index 431a8d2..9d22aa3 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -1267,6 +1267,35 @@ struct phy_info phy_info_VSC8244 = {
 			   },
 };
 
+struct phy_info phy_info_VSC8601 = {
+		0x00007042,
+		"Vitesse VSC8601",
+		4,
+		(struct phy_cmd[]){     /* config */
+				/* Override PHY config settings */
+				/* Configure some basic stuff */
+				{MIIM_CONTROL, MIIM_CONTROL_INIT, &mii_cr_init},
+#ifdef CFG_VSC8601_SKEWFIX
+				{MIIM_VSC8601_EPHY_CON,MIIM_VSC8601_EPHY_CON_INIT_SKEW,NULL},
+#endif
+				{miim_end,}
+				 },
+		(struct phy_cmd[]){     /* startup */
+				/* Read the Status (2x to make sure link is right) */
+				{MIIM_STATUS, miim_read, NULL},
+				/* Auto-negotiate */
+				{MIIM_STATUS, miim_read, &mii_parse_sr},
+				/* Read the status */
+				{MIIM_VSC8244_AUX_CONSTAT, miim_read,
+						&mii_parse_vsc8244},
+				{miim_end,}
+				},
+		(struct phy_cmd[]){     /* shutdown */
+				{miim_end,}
+				},
+};
+
+
 struct phy_info phy_info_dm9161 = {
 	0x0181b88,
 	"Davicom DM9161E",
@@ -1462,6 +1491,7 @@ struct phy_info *phy_info[] = {
 	&phy_info_dm9161,
 	&phy_info_lxt971,
 	&phy_info_VSC8244,
+	&phy_info_VSC8601,
 	&phy_info_dp83865,
 	&phy_info_rtl8211b,
 	&phy_info_generic,
diff --git a/drivers/net/tsec.h b/drivers/net/tsec.h
index d4dc15a..cfa7d1a 100644
--- a/drivers/net/tsec.h
+++ b/drivers/net/tsec.h
@@ -159,6 +159,11 @@
 #define MIIM_VSC8244_LED_CON            0x1b
 #define MIIM_VSC8244_LEDCON_INIT        0xF011
 
+/* Entry for Vitesse VSC8601 regs starts here (Not complete) */
+/* Vitesse VSC8601 Extended PHY Control Register 1 */
+#define MIIM_VSC8601_EPHY_CON			0x17
+#define MIIM_VSC8601_EPHY_CON_INIT_SKEW	0x1120
+
 /* 88E1011 PHY Status Register */
 #define MIIM_88E1011_PHY_STATUS         0x11
 #define MIIM_88E1011_PHYSTAT_SPEED      0xc000