Merge branch 'writeback-for-2.6.34' into nfs-for-2.6.34

15 files changed, 1071 insertions, 905 deletions

diff --git a/drivers/net/stmmac/Kconfig b/drivers/net/stmmac/Kconfig
index 35eaa5251d7..fb287649a30 100644
--- a/drivers/net/stmmac/Kconfig
+++ b/drivers/net/stmmac/Kconfig
@@ -4,8 +4,9 @@ config STMMAC_ETH
 	select PHYLIB
 	depends on NETDEVICES && CPU_SUBTYPE_ST40
 	help
-	  This is the driver for the ST MAC 10/100/1000 on-chip Ethernet
-	  controllers. ST Ethernet IPs are built around a Synopsys IP Core.
+	  This is the driver for the Ethernet IPs are built around a
+	  Synopsys IP Core and fully tested on the STMicroelectronics
+	  platforms.
 
 if STMMAC_ETH
 
@@ -32,7 +33,8 @@ config STMMAC_TIMER
 	default n
 	help
 	  Use an external timer for mitigating the number of network
-	  interrupts.
+	  interrupts. Currently, for SH architectures, it is possible
+	  to use the TMU channel 2 and the SH-RTC device.
 
 choice
         prompt "Select Timer device"
diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile
index b2d7a5564df..c776af15fe1 100644
--- a/drivers/net/stmmac/Makefile
+++ b/drivers/net/stmmac/Makefile
@@ -1,4 +1,5 @@
 obj-$(CONFIG_STMMAC_ETH) += stmmac.o
 stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o
-stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o \
-		mac100.o  gmac.o $(stmmac-y)
+stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o	\
+	      dwmac_lib.o dwmac1000_core.o  dwmac1000_dma.o	\
+	      dwmac100.o $(stmmac-y)
diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h
index e49e5188e88..2a58172e986 100644
--- a/drivers/net/stmmac/common.h
+++ b/drivers/net/stmmac/common.h
@@ -23,132 +23,7 @@
 *******************************************************************************/
 
 #include "descs.h"
-#include <linux/io.h>
-
-/* *********************************************
-   DMA CRS Control and Status Register Mapping
- * *********************************************/
-#define DMA_BUS_MODE		0x00001000	/* Bus Mode */
-#define DMA_XMT_POLL_DEMAND	0x00001004	/* Transmit Poll Demand */
-#define DMA_RCV_POLL_DEMAND	0x00001008	/* Received Poll Demand */
-#define DMA_RCV_BASE_ADDR	0x0000100c	/* Receive List Base */
-#define DMA_TX_BASE_ADDR	0x00001010	/* Transmit List Base */
-#define DMA_STATUS		0x00001014	/* Status Register */
-#define DMA_CONTROL		0x00001018	/* Ctrl (Operational Mode) */
-#define DMA_INTR_ENA		0x0000101c	/* Interrupt Enable */
-#define DMA_MISSED_FRAME_CTR	0x00001020	/* Missed Frame Counter */
-#define DMA_CUR_TX_BUF_ADDR	0x00001050	/* Current Host Tx Buffer */
-#define DMA_CUR_RX_BUF_ADDR	0x00001054	/* Current Host Rx Buffer */
-
-/* ********************************
-   DMA Control register defines
- * ********************************/
-#define DMA_CONTROL_ST		0x00002000	/* Start/Stop Transmission */
-#define DMA_CONTROL_SR		0x00000002	/* Start/Stop Receive */
-
-/* **************************************
-   DMA Interrupt Enable register defines
- * **************************************/
-/**** NORMAL INTERRUPT ****/
-#define DMA_INTR_ENA_NIE 0x00010000	/* Normal Summary */
-#define DMA_INTR_ENA_TIE 0x00000001	/* Transmit Interrupt */
-#define DMA_INTR_ENA_TUE 0x00000004	/* Transmit Buffer Unavailable */
-#define DMA_INTR_ENA_RIE 0x00000040	/* Receive Interrupt */
-#define DMA_INTR_ENA_ERE 0x00004000	/* Early Receive */
-
-#define DMA_INTR_NORMAL	(DMA_INTR_ENA_NIE | DMA_INTR_ENA_RIE | \
-			DMA_INTR_ENA_TIE)
-
-/**** ABNORMAL INTERRUPT ****/
-#define DMA_INTR_ENA_AIE 0x00008000	/* Abnormal Summary */
-#define DMA_INTR_ENA_FBE 0x00002000	/* Fatal Bus Error */
-#define DMA_INTR_ENA_ETE 0x00000400	/* Early Transmit */
-#define DMA_INTR_ENA_RWE 0x00000200	/* Receive Watchdog */
-#define DMA_INTR_ENA_RSE 0x00000100	/* Receive Stopped */
-#define DMA_INTR_ENA_RUE 0x00000080	/* Receive Buffer Unavailable */
-#define DMA_INTR_ENA_UNE 0x00000020	/* Tx Underflow */
-#define DMA_INTR_ENA_OVE 0x00000010	/* Receive Overflow */
-#define DMA_INTR_ENA_TJE 0x00000008	/* Transmit Jabber */
-#define DMA_INTR_ENA_TSE 0x00000002	/* Transmit Stopped */
-
-#define DMA_INTR_ABNORMAL	(DMA_INTR_ENA_AIE | DMA_INTR_ENA_FBE | \
-				DMA_INTR_ENA_UNE)
-
-/* DMA default interrupt mask */
-#define DMA_INTR_DEFAULT_MASK	(DMA_INTR_NORMAL | DMA_INTR_ABNORMAL)
-
-/* ****************************
- *  DMA Status register defines
- * ****************************/
-#define DMA_STATUS_GPI		0x10000000	/* PMT interrupt */
-#define DMA_STATUS_GMI		0x08000000	/* MMC interrupt */
-#define DMA_STATUS_GLI		0x04000000	/* GMAC Line interface int. */
-#define DMA_STATUS_GMI		0x08000000
-#define DMA_STATUS_GLI		0x04000000
-#define DMA_STATUS_EB_MASK	0x00380000	/* Error Bits Mask */
-#define DMA_STATUS_EB_TX_ABORT	0x00080000	/* Error Bits - TX Abort */
-#define DMA_STATUS_EB_RX_ABORT	0x00100000	/* Error Bits - RX Abort */
-#define DMA_STATUS_TS_MASK	0x00700000	/* Transmit Process State */
-#define DMA_STATUS_TS_SHIFT	20
-#define DMA_STATUS_RS_MASK	0x000e0000	/* Receive Process State */
-#define DMA_STATUS_RS_SHIFT	17
-#define DMA_STATUS_NIS	0x00010000	/* Normal Interrupt Summary */
-#define DMA_STATUS_AIS	0x00008000	/* Abnormal Interrupt Summary */
-#define DMA_STATUS_ERI	0x00004000	/* Early Receive Interrupt */
-#define DMA_STATUS_FBI	0x00002000	/* Fatal Bus Error Interrupt */
-#define DMA_STATUS_ETI	0x00000400	/* Early Transmit Interrupt */
-#define DMA_STATUS_RWT	0x00000200	/* Receive Watchdog Timeout */
-#define DMA_STATUS_RPS	0x00000100	/* Receive Process Stopped */
-#define DMA_STATUS_RU	0x00000080	/* Receive Buffer Unavailable */
-#define DMA_STATUS_RI	0x00000040	/* Receive Interrupt */
-#define DMA_STATUS_UNF	0x00000020	/* Transmit Underflow */
-#define DMA_STATUS_OVF	0x00000010	/* Receive Overflow */
-#define DMA_STATUS_TJT	0x00000008	/* Transmit Jabber Timeout */
-#define DMA_STATUS_TU	0x00000004	/* Transmit Buffer Unavailable */
-#define DMA_STATUS_TPS	0x00000002	/* Transmit Process Stopped */
-#define DMA_STATUS_TI	0x00000001	/* Transmit Interrupt */
-
-/* Other defines */
-#define HASH_TABLE_SIZE 64
-#define PAUSE_TIME 0x200
-
-/* Flow Control defines */
-#define FLOW_OFF	0
-#define FLOW_RX		1
-#define FLOW_TX		2
-#define FLOW_AUTO	(FLOW_TX | FLOW_RX)
-
-/* DMA STORE-AND-FORWARD Operation Mode */
-#define SF_DMA_MODE 1
-
-#define HW_CSUM 1
-#define NO_HW_CSUM 0
-
-/* GMAC TX FIFO is 8K, Rx FIFO is 16K */
-#define BUF_SIZE_16KiB 16384
-#define BUF_SIZE_8KiB 8192
-#define BUF_SIZE_4KiB 4096
-#define BUF_SIZE_2KiB 2048
-
-/* Power Down and WOL */
-#define PMT_NOT_SUPPORTED 0
-#define PMT_SUPPORTED 1
-
-/* Common MAC defines */
-#define MAC_CTRL_REG		0x00000000	/* MAC Control */
-#define MAC_ENABLE_TX		0x00000008	/* Transmitter Enable */
-#define MAC_RNABLE_RX		0x00000004	/* Receiver Enable */
-
-/* MAC Management Counters register */
-#define MMC_CONTROL		0x00000100	/* MMC Control */
-#define MMC_HIGH_INTR		0x00000104	/* MMC High Interrupt */
-#define MMC_LOW_INTR		0x00000108	/* MMC Low Interrupt */
-#define MMC_HIGH_INTR_MASK	0x0000010c	/* MMC High Interrupt Mask */
-#define MMC_LOW_INTR_MASK	0x00000110	/* MMC Low Interrupt Mask */
-
-#define MMC_CONTROL_MAX_FRM_MASK	0x0003ff8	/* Maximum Frame Size */
-#define MMC_CONTROL_MAX_FRM_SHIFT	3
-#define MMC_CONTROL_MAX_FRAME		0x7FF
+#include <linux/netdevice.h>
 
 struct stmmac_extra_stats {
 	/* Transmit errors */
@@ -169,7 +44,7 @@ struct stmmac_extra_stats {
 	unsigned long rx_toolong;
 	unsigned long rx_collision;
 	unsigned long rx_crc;
-	unsigned long rx_lenght;
+	unsigned long rx_length;
 	unsigned long rx_mii;
 	unsigned long rx_multicast;
 	unsigned long rx_gmac_overflow;
@@ -198,66 +73,62 @@ struct stmmac_extra_stats {
 	unsigned long normal_irq_n;
 };
 
-/* GMAC core can compute the checksums in HW. */
-enum rx_frame_status {
+#define HASH_TABLE_SIZE 64
+#define PAUSE_TIME 0x200
+
+/* Flow Control defines */
+#define FLOW_OFF	0
+#define FLOW_RX		1
+#define FLOW_TX		2
+#define FLOW_AUTO	(FLOW_TX | FLOW_RX)
+
+#define SF_DMA_MODE 1 /* DMA STORE-AND-FORWARD Operation Mode */
+
+#define HW_CSUM 1
+#define NO_HW_CSUM 0
+enum rx_frame_status { /* IPC status */
 	good_frame = 0,
 	discard_frame = 1,
 	csum_none = 2,
 };
 
-static inline void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6],
-			 unsigned int high, unsigned int low)
-{
-	unsigned long data;
-
-	data = (addr[5] << 8) | addr[4];
-	writel(data, ioaddr + high);
-	data = (addr[3] << 24) | (addr[2] << 16) | (addr[1] << 8) | addr[0];
-	writel(data, ioaddr + low);
+enum tx_dma_irq_status {
+	tx_hard_error = 1,
+	tx_hard_error_bump_tc = 2,
+	handle_tx_rx = 3,
+};
 
-	return;
-}
+/* GMAC TX FIFO is 8K, Rx FIFO is 16K */
+#define BUF_SIZE_16KiB 16384
+#define BUF_SIZE_8KiB 8192
+#define BUF_SIZE_4KiB 4096
+#define BUF_SIZE_2KiB 2048
 
-static inline void stmmac_get_mac_addr(unsigned long ioaddr,
-				unsigned char *addr, unsigned int high,
-				unsigned int low)
-{
-	unsigned int hi_addr, lo_addr;
+/* Power Down and WOL */
+#define PMT_NOT_SUPPORTED 0
+#define PMT_SUPPORTED 1
 
-	/* Read the MAC address from the hardware */
-	hi_addr = readl(ioaddr + high);
-	lo_addr = readl(ioaddr + low);
+/* Common MAC defines */
+#define MAC_CTRL_REG		0x00000000	/* MAC Control */
+#define MAC_ENABLE_TX		0x00000008	/* Transmitter Enable */
+#define MAC_RNABLE_RX		0x00000004	/* Receiver Enable */
 
-	/* Extract the MAC address from the high and low words */
-	addr[0] = lo_addr & 0xff;
-	addr[1] = (lo_addr >> 8) & 0xff;
-	addr[2] = (lo_addr >> 16) & 0xff;
-	addr[3] = (lo_addr >> 24) & 0xff;
-	addr[4] = hi_addr & 0xff;
-	addr[5] = (hi_addr >> 8) & 0xff;
+/* MAC Management Counters register */
+#define MMC_CONTROL		0x00000100	/* MMC Control */
+#define MMC_HIGH_INTR		0x00000104	/* MMC High Interrupt */
+#define MMC_LOW_INTR		0x00000108	/* MMC Low Interrupt */
+#define MMC_HIGH_INTR_MASK	0x0000010c	/* MMC High Interrupt Mask */
+#define MMC_LOW_INTR_MASK	0x00000110	/* MMC Low Interrupt Mask */
 
-	return;
-}
+#define MMC_CONTROL_MAX_FRM_MASK	0x0003ff8	/* Maximum Frame Size */
+#define MMC_CONTROL_MAX_FRM_SHIFT	3
+#define MMC_CONTROL_MAX_FRAME		0x7FF
 
-struct stmmac_ops {
-	/* MAC core initialization */
-	void (*core_init) (unsigned long ioaddr) ____cacheline_aligned;
-	/* DMA core initialization */
-	int (*dma_init) (unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx);
-	/* Dump MAC registers */
-	void (*dump_mac_regs) (unsigned long ioaddr);
-	/* Dump DMA registers */
-	void (*dump_dma_regs) (unsigned long ioaddr);
-	/* Set tx/rx threshold in the csr6 register
-	 * An invalid value enables the store-and-forward mode */
-	void (*dma_mode) (unsigned long ioaddr, int txmode, int rxmode);
-	/* To track extra statistic (if supported) */
-	void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
-				   unsigned long ioaddr);
-	/* RX descriptor ring initialization */
+struct stmmac_desc_ops {
+	/* DMA RX descriptor ring initialization */
 	void (*init_rx_desc) (struct dma_desc *p, unsigned int ring_size,
-				int disable_rx_ic);
-	/* TX descriptor ring initialization */
+			      int disable_rx_ic);
+	/* DMA TX descriptor ring initialization */
 	void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size);
 
 	/* Invoked by the xmit function to prepare the tx descriptor */
@@ -281,7 +152,6 @@ struct stmmac_ops {
 	/* Get the buffer size from the descriptor */
 	int (*get_tx_len) (struct dma_desc *p);
 	/* Handle extra events on specific interrupts hw dependent */
-	void (*host_irq_status) (unsigned long ioaddr);
 	int (*get_rx_owner) (struct dma_desc *p);
 	void (*set_rx_owner) (struct dma_desc *p);
 	/* Get the receive frame size */
@@ -289,6 +159,37 @@ struct stmmac_ops {
 	/* Return the reception status looking at the RDES1 */
 	int (*rx_status) (void *data, struct stmmac_extra_stats *x,
 			  struct dma_desc *p);
+};
+
+struct stmmac_dma_ops {
+	/* DMA core initialization */
+	int (*init) (unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx);
+	/* Dump DMA registers */
+	void (*dump_regs) (unsigned long ioaddr);
+	/* Set tx/rx threshold in the csr6 register
+	 * An invalid value enables the store-and-forward mode */
+	void (*dma_mode) (unsigned long ioaddr, int txmode, int rxmode);
+	/* To track extra statistic (if supported) */
+	void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
+				   unsigned long ioaddr);
+	void (*enable_dma_transmission) (unsigned long ioaddr);
+	void (*enable_dma_irq) (unsigned long ioaddr);
+	void (*disable_dma_irq) (unsigned long ioaddr);
+	void (*start_tx) (unsigned long ioaddr);
+	void (*stop_tx) (unsigned long ioaddr);
+	void (*start_rx) (unsigned long ioaddr);
+	void (*stop_rx) (unsigned long ioaddr);
+	int (*dma_interrupt) (unsigned long ioaddr,
+			      struct stmmac_extra_stats *x);
+};
+
+struct stmmac_ops {
+	/* MAC core initialization */
+	void (*core_init) (unsigned long ioaddr) ____cacheline_aligned;
+	/* Dump MAC registers */
+	void (*dump_regs) (unsigned long ioaddr);
+	/* Handle extra events on specific interrupts hw dependent */
+	void (*host_irq_status) (unsigned long ioaddr);
 	/* Multicast filter setting */
 	void (*set_filter) (struct net_device *dev);
 	/* Flow control setting */
@@ -298,9 +199,9 @@ struct stmmac_ops {
 	void (*pmt) (unsigned long ioaddr, unsigned long mode);
 	/* Set/Get Unicast MAC addresses */
 	void (*set_umac_addr) (unsigned long ioaddr, unsigned char *addr,
-			     unsigned int reg_n);
+			       unsigned int reg_n);
 	void (*get_umac_addr) (unsigned long ioaddr, unsigned char *addr,
-			     unsigned int reg_n);
+			       unsigned int reg_n);
 };
 
 struct mac_link {
@@ -314,17 +215,19 @@ struct mii_regs {
 	unsigned int data;	/* MII Data */
 };
 
-struct hw_cap {
-	unsigned int version;	/* Core Version register (GMAC) */
-	unsigned int pmt;	/* Power-Down mode (GMAC) */
+struct mac_device_info {
+	struct stmmac_ops	*mac;
+	struct stmmac_desc_ops	*desc;
+	struct stmmac_dma_ops	*dma;
+	unsigned int pmt;	/* support Power-Down */
+	struct mii_regs mii;	/* MII register Addresses */
 	struct mac_link link;
-	struct mii_regs mii;
 };
 
-struct mac_device_info {
-	struct hw_cap hw;
-	struct stmmac_ops *ops;
-};
+struct mac_device_info *dwmac1000_setup(unsigned long addr);
+struct mac_device_info *dwmac100_setup(unsigned long addr);
 
-struct mac_device_info *gmac_setup(unsigned long addr);
-struct mac_device_info *mac100_setup(unsigned long addr);
+extern void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6],
+				unsigned int high, unsigned int low);
+extern void stmmac_get_mac_addr(unsigned long ioaddr, unsigned char *addr,
+				unsigned int high, unsigned int low);
diff --git a/drivers/net/stmmac/descs.h b/drivers/net/stmmac/descs.h
index 6d2a0b2f5e5..63a03e26469 100644
--- a/drivers/net/stmmac/descs.h
+++ b/drivers/net/stmmac/descs.h
@@ -1,6 +1,6 @@
 /*******************************************************************************
-  Header File to describe the DMA descriptors
-  Use enhanced descriptors in case of GMAC Cores.
+  Header File to describe the DMA descriptors.
+  Enhanced descriptors have been in case of DWMAC1000 Cores.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/stmmac/mac100.c b/drivers/net/stmmac/dwmac100.c
index 625171b6062..803b0373d84 100644
--- a/drivers/net/stmmac/mac100.c
+++ b/drivers/net/stmmac/dwmac100.c
@@ -26,23 +26,23 @@
   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
 *******************************************************************************/
 
-#include <linux/netdevice.h>
 #include <linux/crc32.h>
 #include <linux/mii.h>
 #include <linux/phy.h>
 
 #include "common.h"
-#include "mac100.h"
+#include "dwmac100.h"
+#include "dwmac_dma.h"
 
-#undef MAC100_DEBUG
-/*#define MAC100_DEBUG*/
-#ifdef MAC100_DEBUG
+#undef DWMAC100_DEBUG
+/*#define DWMAC100_DEBUG*/
+#ifdef DWMAC100_DEBUG
 #define DBG(fmt, args...)  printk(fmt, ## args)
 #else
 #define DBG(fmt, args...)  do { } while (0)
 #endif
 
-static void mac100_core_init(unsigned long ioaddr)
+static void dwmac100_core_init(unsigned long ioaddr)
 {
 	u32 value = readl(ioaddr + MAC_CONTROL);
 
@@ -54,43 +54,43 @@ static void mac100_core_init(unsigned long ioaddr)
 	return;
 }
 
-static void mac100_dump_mac_regs(unsigned long ioaddr)
+static void dwmac100_dump_mac_regs(unsigned long ioaddr)
 {
 	pr_info("\t----------------------------------------------\n"
-	       "\t  MAC100 CSR (base addr = 0x%8x)\n"
-	       "\t----------------------------------------------\n",
-	       (unsigned int)ioaddr);
+		"\t  DWMAC 100 CSR (base addr = 0x%8x)\n"
+		"\t----------------------------------------------\n",
+		(unsigned int)ioaddr);
 	pr_info("\tcontrol reg (offset 0x%x): 0x%08x\n", MAC_CONTROL,
-	       readl(ioaddr + MAC_CONTROL));
+		readl(ioaddr + MAC_CONTROL));
 	pr_info("\taddr HI (offset 0x%x): 0x%08x\n ", MAC_ADDR_HIGH,
-	       readl(ioaddr + MAC_ADDR_HIGH));
+		readl(ioaddr + MAC_ADDR_HIGH));
 	pr_info("\taddr LO (offset 0x%x): 0x%08x\n", MAC_ADDR_LOW,
-	       readl(ioaddr + MAC_ADDR_LOW));
+		readl(ioaddr + MAC_ADDR_LOW));
 	pr_info("\tmulticast hash HI (offset 0x%x): 0x%08x\n",
-			MAC_HASH_HIGH, readl(ioaddr + MAC_HASH_HIGH));
+		MAC_HASH_HIGH, readl(ioaddr + MAC_HASH_HIGH));
 	pr_info("\tmulticast hash LO (offset 0x%x): 0x%08x\n",
-			MAC_HASH_LOW, readl(ioaddr + MAC_HASH_LOW));
+		MAC_HASH_LOW, readl(ioaddr + MAC_HASH_LOW));
 	pr_info("\tflow control (offset 0x%x): 0x%08x\n",
 		MAC_FLOW_CTRL, readl(ioaddr + MAC_FLOW_CTRL));
 	pr_info("\tVLAN1 tag (offset 0x%x): 0x%08x\n", MAC_VLAN1,
-	       readl(ioaddr + MAC_VLAN1));
+		readl(ioaddr + MAC_VLAN1));
 	pr_info("\tVLAN2 tag (offset 0x%x): 0x%08x\n", MAC_VLAN2,
-	       readl(ioaddr + MAC_VLAN2));
+		readl(ioaddr + MAC_VLAN2));
 	pr_info("\n\tMAC management counter registers\n");
 	pr_info("\t MMC crtl (offset 0x%x): 0x%08x\n",
-	       MMC_CONTROL, readl(ioaddr + MMC_CONTROL));
+		MMC_CONTROL, readl(ioaddr + MMC_CONTROL));
 	pr_info("\t MMC High Interrupt (offset 0x%x): 0x%08x\n",
-	       MMC_HIGH_INTR, readl(ioaddr + MMC_HIGH_INTR));
+		MMC_HIGH_INTR, readl(ioaddr + MMC_HIGH_INTR));
 	pr_info("\t MMC Low Interrupt (offset 0x%x): 0x%08x\n",
-	       MMC_LOW_INTR, readl(ioaddr + MMC_LOW_INTR));
+		MMC_LOW_INTR, readl(ioaddr + MMC_LOW_INTR));
 	pr_info("\t MMC High Interrupt Mask (offset 0x%x): 0x%08x\n",
-	       MMC_HIGH_INTR_MASK, readl(ioaddr + MMC_HIGH_INTR_MASK));
+		MMC_HIGH_INTR_MASK, readl(ioaddr + MMC_HIGH_INTR_MASK));
 	pr_info("\t MMC Low Interrupt Mask (offset 0x%x): 0x%08x\n",
-	       MMC_LOW_INTR_MASK, readl(ioaddr + MMC_LOW_INTR_MASK));
+		MMC_LOW_INTR_MASK, readl(ioaddr + MMC_LOW_INTR_MASK));
 	return;
 }
 
-static int mac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
+static int dwmac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
 			   u32 dma_rx)
 {
 	u32 value = readl(ioaddr + DMA_BUS_MODE);
@@ -117,7 +117,7 @@ static int mac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
 /* Store and Forward capability is not used at all..
  * The transmit threshold can be programmed by
  * setting the TTC bits in the DMA control register.*/
-static void mac100_dma_operation_mode(unsigned long ioaddr, int txmode,
+static void dwmac100_dma_operation_mode(unsigned long ioaddr, int txmode,
 				      int rxmode)
 {
 	u32 csr6 = readl(ioaddr + DMA_CONTROL);
@@ -134,11 +134,11 @@ static void mac100_dma_operation_mode(unsigned long ioaddr, int txmode,
 	return;
 }
 
-static void mac100_dump_dma_regs(unsigned long ioaddr)
+static void dwmac100_dump_dma_regs(unsigned long ioaddr)
 {
 	int i;
 
-	DBG(KERN_DEBUG "MAC100 DMA CSR \n");
+	DBG(KERN_DEBUG "DWMAC 100 DMA CSR \n");
 	for (i = 0; i < 9; i++)
 		pr_debug("\t CSR%d (offset 0x%x): 0x%08x\n", i,
 		       (DMA_BUS_MODE + i * 4),
@@ -151,8 +151,9 @@ static void mac100_dump_dma_regs(unsigned long ioaddr)
 }
 
 /* DMA controller has two counters to track the number of
-   the receive missed frames. */
-static void mac100_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
+ * the receive missed frames. */
+static void dwmac100_dma_diagnostic_fr(void *data,
+				     struct stmmac_extra_stats *x,
 				     unsigned long ioaddr)
 {
 	struct net_device_stats *stats = (struct net_device_stats *)data;
@@ -181,7 +182,8 @@ static void mac100_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
 	return;
 }
 
-static int mac100_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
+static int dwmac100_get_tx_frame_status(void *data,
+				      struct stmmac_extra_stats *x,
 				      struct dma_desc *p, unsigned long ioaddr)
 {
 	int ret = 0;
@@ -217,7 +219,7 @@ static int mac100_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static int mac100_get_tx_len(struct dma_desc *p)
+static int dwmac100_get_tx_len(struct dma_desc *p)
 {
 	return p->des01.tx.buffer1_size;
 }
@@ -226,14 +228,15 @@ static int mac100_get_tx_len(struct dma_desc *p)
  * and, if required, updates the multicast statistics.
  * In case of success, it returns csum_none becasue the device
  * is not able to compute the csum in HW. */
-static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
+static int dwmac100_get_rx_frame_status(void *data,
+				      struct stmmac_extra_stats *x,
 				      struct dma_desc *p)
 {
 	int ret = csum_none;
 	struct net_device_stats *stats = (struct net_device_stats *)data;
 
 	if (unlikely(p->des01.rx.last_descriptor == 0)) {
-		pr_warning("mac100 Error: Oversized Ethernet "
+		pr_warning("dwmac100 Error: Oversized Ethernet "
 			   "frame spanned multiple buffers\n");
 		stats->rx_length_errors++;
 		return discard_frame;
@@ -262,7 +265,7 @@ static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
 		ret = discard_frame;
 
 	if (unlikely(p->des01.rx.length_error)) {
-		x->rx_lenght++;
+		x->rx_length++;
 		ret = discard_frame;
 	}
 	if (unlikely(p->des01.rx.mii_error)) {
@@ -276,24 +279,24 @@ static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static void mac100_irq_status(unsigned long ioaddr)
+static void dwmac100_irq_status(unsigned long ioaddr)
 {
 	return;
 }
 
-static void mac100_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+static void dwmac100_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
 			  unsigned int reg_n)
 {
 	stmmac_set_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
 }
 
-static void mac100_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+static void dwmac100_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
 			  unsigned int reg_n)
 {
 	stmmac_get_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
 }
 
-static void mac100_set_filter(struct net_device *dev)
+static void dwmac100_set_filter(struct net_device *dev)
 {
 	unsigned long ioaddr = dev->base_addr;
 	u32 value = readl(ioaddr + MAC_CONTROL);
@@ -302,29 +305,27 @@ static void mac100_set_filter(struct net_device *dev)
 		value |= MAC_CONTROL_PR;
 		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_IF | MAC_CONTROL_HO |
 			   MAC_CONTROL_HP);
-	} else if ((dev->mc_count > HASH_TABLE_SIZE)
+	} else if ((netdev_mc_count(dev) > HASH_TABLE_SIZE)
 		   || (dev->flags & IFF_ALLMULTI)) {
 		value |= MAC_CONTROL_PM;
 		value &= ~(MAC_CONTROL_PR | MAC_CONTROL_IF | MAC_CONTROL_HO);
 		writel(0xffffffff, ioaddr + MAC_HASH_HIGH);
 		writel(0xffffffff, ioaddr + MAC_HASH_LOW);
-	} else if (dev->mc_count == 0) {	/* no multicast */
+	} else if (netdev_mc_empty(dev)) {	/* no multicast */
 		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF |
 			   MAC_CONTROL_HO | MAC_CONTROL_HP);
 	} else {
-		int i;
 		u32 mc_filter[2];
 		struct dev_mc_list *mclist;
 
 		/* Perfect filter mode for physical address and Hash
 		   filter for multicast */
 		value |= MAC_CONTROL_HP;
-		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF
-			   | MAC_CONTROL_HO);
+		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR |
+			   MAC_CONTROL_IF | MAC_CONTROL_HO);
 
 		memset(mc_filter, 0, sizeof(mc_filter));
-		for (i = 0, mclist = dev->mc_list;
-		     mclist && i < dev->mc_count; i++, mclist = mclist->next) {
+		netdev_for_each_mc_addr(mclist, dev) {
 			/* The upper 6 bits of the calculated CRC are used to
 			 * index the contens of the hash table */
 			int bit_nr =
@@ -347,7 +348,7 @@ static void mac100_set_filter(struct net_device *dev)
 	return;
 }
 
-static void mac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+static void dwmac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
 			     unsigned int fc, unsigned int pause_time)
 {
 	unsigned int flow = MAC_FLOW_CTRL_ENABLE;
@@ -359,13 +360,15 @@ static void mac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
 	return;
 }
 
-/* No PMT module supported in our SoC  for the Ethernet Controller. */
-static void mac100_pmt(unsigned long ioaddr, unsigned long mode)
+/* No PMT module supported for this Ethernet Controller.
+ * Tested on ST platforms only.
+ */
+static void dwmac100_pmt(unsigned long ioaddr, unsigned long mode)
 {
 	return;
 }
 
-static void mac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+static void dwmac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
 				int disable_rx_ic)
 {
 	int i;
@@ -381,7 +384,7 @@ static void mac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
 	return;
 }
 
-static void mac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+static void dwmac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
 {
 	int i;
 	for (i = 0; i < ring_size; i++) {
@@ -393,32 +396,32 @@ static void mac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
 	return;
 }
 
-static int mac100_get_tx_owner(struct dma_desc *p)
+static int dwmac100_get_tx_owner(struct dma_desc *p)
 {
 	return p->des01.tx.own;
 }
 
-static int mac100_get_rx_owner(struct dma_desc *p)
+static int dwmac100_get_rx_owner(struct dma_desc *p)
 {
 	return p->des01.rx.own;
 }
 
-static void mac100_set_tx_owner(struct dma_desc *p)
+static void dwmac100_set_tx_owner(struct dma_desc *p)
 {
 	p->des01.tx.own = 1;
 }
 
-static void mac100_set_rx_owner(struct dma_desc *p)
+static void dwmac100_set_rx_owner(struct dma_desc *p)
 {
 	p->des01.rx.own = 1;
 }
 
-static int mac100_get_tx_ls(struct dma_desc *p)
+static int dwmac100_get_tx_ls(struct dma_desc *p)
 {
 	return p->des01.tx.last_segment;
 }
 
-static void mac100_release_tx_desc(struct dma_desc *p)
+static void dwmac100_release_tx_desc(struct dma_desc *p)
 {
 	int ter = p->des01.tx.end_ring;
 
@@ -444,74 +447,91 @@ static void mac100_release_tx_desc(struct dma_desc *p)
 	return;
 }
 
-static void mac100_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+static void dwmac100_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
 				   int csum_flag)
 {
 	p->des01.tx.first_segment = is_fs;
 	p->des01.tx.buffer1_size = len;
 }
 
-static void mac100_clear_tx_ic(struct dma_desc *p)
+static void dwmac100_clear_tx_ic(struct dma_desc *p)
 {
 	p->des01.tx.interrupt = 0;
 }
 
-static void mac100_close_tx_desc(struct dma_desc *p)
+static void dwmac100_close_tx_desc(struct dma_desc *p)
 {
 	p->des01.tx.last_segment = 1;
 	p->des01.tx.interrupt = 1;
 }
 
-static int mac100_get_rx_frame_len(struct dma_desc *p)
+static int dwmac100_get_rx_frame_len(struct dma_desc *p)
 {
 	return p->des01.rx.frame_length;
 }
 
-struct stmmac_ops mac100_driver = {
-	.core_init = mac100_core_init,
-	.dump_mac_regs = mac100_dump_mac_regs,
-	.dma_init = mac100_dma_init,
-	.dump_dma_regs = mac100_dump_dma_regs,
-	.dma_mode = mac100_dma_operation_mode,
-	.dma_diagnostic_fr = mac100_dma_diagnostic_fr,
-	.tx_status = mac100_get_tx_frame_status,
-	.rx_status = mac100_get_rx_frame_status,
-	.get_tx_len = mac100_get_tx_len,
-	.set_filter = mac100_set_filter,
-	.flow_ctrl = mac100_flow_ctrl,
-	.pmt = mac100_pmt,
-	.init_rx_desc = mac100_init_rx_desc,
-	.init_tx_desc = mac100_init_tx_desc,
-	.get_tx_owner = mac100_get_tx_owner,
-	.get_rx_owner = mac100_get_rx_owner,
-	.release_tx_desc = mac100_release_tx_desc,
-	.prepare_tx_desc = mac100_prepare_tx_desc,
-	.clear_tx_ic = mac100_clear_tx_ic,
-	.close_tx_desc = mac100_close_tx_desc,
-	.get_tx_ls = mac100_get_tx_ls,
-	.set_tx_owner = mac100_set_tx_owner,
-	.set_rx_owner = mac100_set_rx_owner,
-	.get_rx_frame_len = mac100_get_rx_frame_len,
-	.host_irq_status = mac100_irq_status,
-	.set_umac_addr = mac100_set_umac_addr,
-	.get_umac_addr = mac100_get_umac_addr,
+struct stmmac_ops dwmac100_ops = {
+	.core_init = dwmac100_core_init,
+	.dump_regs = dwmac100_dump_mac_regs,
+	.host_irq_status = dwmac100_irq_status,
+	.set_filter = dwmac100_set_filter,
+	.flow_ctrl = dwmac100_flow_ctrl,
+	.pmt = dwmac100_pmt,
+	.set_umac_addr = dwmac100_set_umac_addr,
+	.get_umac_addr = dwmac100_get_umac_addr,
 };
 
-struct mac_device_info *mac100_setup(unsigned long ioaddr)
+struct stmmac_dma_ops dwmac100_dma_ops = {
+	.init = dwmac100_dma_init,
+	.dump_regs = dwmac100_dump_dma_regs,
+	.dma_mode = dwmac100_dma_operation_mode,
+	.dma_diagnostic_fr = dwmac100_dma_diagnostic_fr,
+	.enable_dma_transmission = dwmac_enable_dma_transmission,
+	.enable_dma_irq = dwmac_enable_dma_irq,
+	.disable_dma_irq = dwmac_disable_dma_irq,
+	.start_tx = dwmac_dma_start_tx,
+	.stop_tx = dwmac_dma_stop_tx,
+	.start_rx = dwmac_dma_start_rx,
+	.stop_rx = dwmac_dma_stop_rx,
+	.dma_interrupt = dwmac_dma_interrupt,
+};
+
+struct stmmac_desc_ops dwmac100_desc_ops = {
+	.tx_status = dwmac100_get_tx_frame_status,
+	.rx_status = dwmac100_get_rx_frame_status,
+	.get_tx_len = dwmac100_get_tx_len,
+	.init_rx_desc = dwmac100_init_rx_desc,
+	.init_tx_desc = dwmac100_init_tx_desc,
+	.get_tx_owner = dwmac100_get_tx_owner,
+	.get_rx_owner = dwmac100_get_rx_owner,
+	.release_tx_desc = dwmac100_release_tx_desc,
+	.prepare_tx_desc = dwmac100_prepare_tx_desc,
+	.clear_tx_ic = dwmac100_clear_tx_ic,
+	.close_tx_desc = dwmac100_close_tx_desc,
+	.get_tx_ls = dwmac100_get_tx_ls,
+	.set_tx_owner = dwmac100_set_tx_owner,
+	.set_rx_owner = dwmac100_set_rx_owner,
+	.get_rx_frame_len = dwmac100_get_rx_frame_len,
+};
+
+struct mac_device_info *dwmac100_setup(unsigned long ioaddr)
 {
 	struct mac_device_info *mac;
 
 	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
 
-	pr_info("\tMAC 10/100\n");
+	pr_info("\tDWMAC100\n");
+
+	mac->mac = &dwmac100_ops;
+	mac->desc = &dwmac100_desc_ops;
+	mac->dma = &dwmac100_dma_ops;
 
-	mac->ops = &mac100_driver;
-	mac->hw.pmt = PMT_NOT_SUPPORTED;
-	mac->hw.link.port = MAC_CONTROL_PS;
-	mac->hw.link.duplex = MAC_CONTROL_F;
-	mac->hw.link.speed = 0;
-	mac->hw.mii.addr = MAC_MII_ADDR;
-	mac->hw.mii.data = MAC_MII_DATA;
+	mac->pmt = PMT_NOT_SUPPORTED;
+	mac->link.port = MAC_CONTROL_PS;
+	mac->link.duplex = MAC_CONTROL_F;
+	mac->link.speed = 0;
+	mac->mii.addr = MAC_MII_ADDR;
+	mac->mii.data = MAC_MII_DATA;
 
 	return mac;
 }
diff --git a/drivers/net/stmmac/mac100.h b/drivers/net/stmmac/dwmac100.h
index 0f8f110d004..0f8f110d004 100644
--- a/drivers/net/stmmac/mac100.h
+++ b/drivers/net/stmmac/dwmac100.h
diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/dwmac1000.h
index 2e82d6c9a14..62dca0e384e 100644
--- a/drivers/net/stmmac/gmac.h
+++ b/drivers/net/stmmac/dwmac1000.h
@@ -20,6 +20,9 @@
   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
 *******************************************************************************/
 
+#include <linux/phy.h>
+#include "common.h"
+
 #define GMAC_CONTROL		0x00000000	/* Configuration */
 #define GMAC_FRAME_FILTER	0x00000004	/* Frame Filter */
 #define GMAC_HASH_HIGH		0x00000008	/* Multicast Hash Table High */
@@ -32,7 +35,7 @@
 #define GMAC_WAKEUP_FILTER	0x00000028	/* Wake-up Frame Filter */
 
 #define GMAC_INT_STATUS		0x00000038	/* interrupt status register */
-enum gmac_irq_status {
+enum dwmac1000_irq_status {
 	time_stamp_irq = 0x0200,
 	mmc_rx_csum_offload_irq = 0x0080,
 	mmc_tx_irq = 0x0040,
@@ -202,3 +205,16 @@ enum rtc_control {
 #define GMAC_MMC_RX_INTR   0x104
 #define GMAC_MMC_TX_INTR   0x108
 #define GMAC_MMC_RX_CSUM_OFFLOAD   0x208
+
+#undef DWMAC1000_DEBUG
+/* #define DWMAC1000__DEBUG */
+#undef FRAME_FILTER_DEBUG
+/* #define FRAME_FILTER_DEBUG */
+#ifdef DWMAC1000__DEBUG
+#define DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define DBG(fmt, args...)  do { } while (0)
+#endif
+
+extern struct stmmac_dma_ops dwmac1000_dma_ops;
+extern struct stmmac_desc_ops dwmac1000_desc_ops;
diff --git a/drivers/net/stmmac/dwmac1000_core.c b/drivers/net/stmmac/dwmac1000_core.c
new file mode 100644
index 00000000000..a6538ae4694
--- /dev/null
+++ b/drivers/net/stmmac/dwmac1000_core.c
@@ -0,0 +1,243 @@
+/*******************************************************************************
+  This is the driver for the GMAC on-chip Ethernet controller for ST SoCs.
+  DWC Ether MAC 10/100/1000 Universal version 3.41a  has been used for
+  developing this code.
+
+  This only implements the mac core functions for this chip.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope 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.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/crc32.h>
+#include "dwmac1000.h"
+
+static void dwmac1000_core_init(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + GMAC_CONTROL);
+	value |= GMAC_CORE_INIT;
+	writel(value, ioaddr + GMAC_CONTROL);
+
+	/* STBus Bridge Configuration */
+	/*writel(0xc5608, ioaddr + 0x00007000);*/
+
+	/* Freeze MMC counters */
+	writel(0x8, ioaddr + GMAC_MMC_CTRL);
+	/* Mask GMAC interrupts */
+	writel(0x207, ioaddr + GMAC_INT_MASK);
+
+#ifdef STMMAC_VLAN_TAG_USED
+	/* Tag detection without filtering */
+	writel(0x0, ioaddr + GMAC_VLAN_TAG);
+#endif
+	return;
+}
+
+static void dwmac1000_dump_regs(unsigned long ioaddr)
+{
+	int i;
+	pr_info("\tDWMAC1000 regs (base addr = 0x%8x)\n", (unsigned int)ioaddr);
+
+	for (i = 0; i < 55; i++) {
+		int offset = i * 4;
+		pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i,
+			offset, readl(ioaddr + offset));
+	}
+	return;
+}
+
+static void dwmac1000_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+				unsigned int reg_n)
+{
+	stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+				GMAC_ADDR_LOW(reg_n));
+}
+
+static void dwmac1000_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+				unsigned int reg_n)
+{
+	stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+				GMAC_ADDR_LOW(reg_n));
+}
+
+static void dwmac1000_set_filter(struct net_device *dev)
+{
+	unsigned long ioaddr = dev->base_addr;
+	unsigned int value = 0;
+
+	DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n",
+	    __func__, netdev_mc_count(dev), netdev_uc_count(dev));
+
+	if (dev->flags & IFF_PROMISC)
+		value = GMAC_FRAME_FILTER_PR;
+	else if ((netdev_mc_count(dev) > HASH_TABLE_SIZE)
+		   || (dev->flags & IFF_ALLMULTI)) {
+		value = GMAC_FRAME_FILTER_PM;	/* pass all multi */
+		writel(0xffffffff, ioaddr + GMAC_HASH_HIGH);
+		writel(0xffffffff, ioaddr + GMAC_HASH_LOW);
+	} else if (!netdev_mc_empty(dev)) {
+		u32 mc_filter[2];
+		struct dev_mc_list *mclist;
+
+		/* Hash filter for multicast */
+		value = GMAC_FRAME_FILTER_HMC;
+
+		memset(mc_filter, 0, sizeof(mc_filter));
+		netdev_for_each_mc_addr(mclist, dev) {
+			/* The upper 6 bits of the calculated CRC are used to
+			   index the contens of the hash table */
+			int bit_nr =
+			    bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26;
+			/* The most significant bit determines the register to
+			 * use (H/L) while the other 5 bits determine the bit
+			 * within the register. */
+			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+		}
+		writel(mc_filter[0], ioaddr + GMAC_HASH_LOW);
+		writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH);
+	}
+
+	/* Handle multiple unicast addresses (perfect filtering)*/
+	if (netdev_uc_count(dev) > GMAC_MAX_UNICAST_ADDRESSES)
+		/* Switch to promiscuous mode is more than 16 addrs
+		   are required */
+		value |= GMAC_FRAME_FILTER_PR;
+	else {
+		int reg = 1;
+		struct netdev_hw_addr *ha;
+
+		netdev_for_each_uc_addr(ha, dev) {
+			dwmac1000_set_umac_addr(ioaddr, ha->addr, reg);
+			reg++;
+		}
+	}
+
+#ifdef FRAME_FILTER_DEBUG
+	/* Enable Receive all mode (to debug filtering_fail errors) */
+	value |= GMAC_FRAME_FILTER_RA;
+#endif
+	writel(value, ioaddr + GMAC_FRAME_FILTER);
+
+	DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: "
+	    "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER),
+	    readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW));
+
+	return;
+}
+
+static void dwmac1000_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+			   unsigned int fc, unsigned int pause_time)
+{
+	unsigned int flow = 0;
+
+	DBG(KERN_DEBUG "GMAC Flow-Control:\n");
+	if (fc & FLOW_RX) {
+		DBG(KERN_DEBUG "\tReceive Flow-Control ON\n");
+		flow |= GMAC_FLOW_CTRL_RFE;
+	}
+	if (fc & FLOW_TX) {
+		DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n");
+		flow |= GMAC_FLOW_CTRL_TFE;
+	}
+
+	if (duplex) {
+		DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time);
+		flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT);
+	}
+
+	writel(flow, ioaddr + GMAC_FLOW_CTRL);
+	return;
+}
+
+static void dwmac1000_pmt(unsigned long ioaddr, unsigned long mode)
+{
+	unsigned int pmt = 0;
+
+	if (mode == WAKE_MAGIC) {
+		DBG(KERN_DEBUG "GMAC: WOL Magic frame\n");
+		pmt |= power_down | magic_pkt_en;
+	} else if (mode == WAKE_UCAST) {
+		DBG(KERN_DEBUG "GMAC: WOL on global unicast\n");
+		pmt |= global_unicast;
+	}
+
+	writel(pmt, ioaddr + GMAC_PMT);
+	return;
+}
+
+
+static void dwmac1000_irq_status(unsigned long ioaddr)
+{
+	u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
+
+	/* Not used events (e.g. MMC interrupts) are not handled. */
+	if ((intr_status & mmc_tx_irq))
+		DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_TX_INTR));
+	if (unlikely(intr_status & mmc_rx_irq))
+		DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_RX_INTR));
+	if (unlikely(intr_status & mmc_rx_csum_offload_irq))
+		DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD));
+	if (unlikely(intr_status & pmt_irq)) {
+		DBG(KERN_DEBUG "GMAC: received Magic frame\n");
+		/* clear the PMT bits 5 and 6 by reading the PMT
+		 * status register. */
+		readl(ioaddr + GMAC_PMT);
+	}
+
+	return;
+}
+
+struct stmmac_ops dwmac1000_ops = {
+	.core_init = dwmac1000_core_init,
+	.dump_regs = dwmac1000_dump_regs,
+	.host_irq_status = dwmac1000_irq_status,
+	.set_filter = dwmac1000_set_filter,
+	.flow_ctrl = dwmac1000_flow_ctrl,
+	.pmt = dwmac1000_pmt,
+	.set_umac_addr = dwmac1000_set_umac_addr,
+	.get_umac_addr = dwmac1000_get_umac_addr,
+};
+
+struct mac_device_info *dwmac1000_setup(unsigned long ioaddr)
+{
+	struct mac_device_info *mac;
+	u32 uid = readl(ioaddr + GMAC_VERSION);
+
+	pr_info("\tDWMAC1000 - user ID: 0x%x, Synopsys ID: 0x%x\n",
+		((uid & 0x0000ff00) >> 8), (uid & 0x000000ff));
+
+	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+
+	mac->mac = &dwmac1000_ops;
+	mac->desc = &dwmac1000_desc_ops;
+	mac->dma = &dwmac1000_dma_ops;
+
+	mac->pmt = PMT_SUPPORTED;
+	mac->link.port = GMAC_CONTROL_PS;
+	mac->link.duplex = GMAC_CONTROL_DM;
+	mac->link.speed = GMAC_CONTROL_FES;
+	mac->mii.addr = GMAC_MII_ADDR;
+	mac->mii.data = GMAC_MII_DATA;
+
+	return mac;
+}
diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/dwmac1000_dma.c
index 52586ee6895..39d436a2da6 100644
--- a/drivers/net/stmmac/gmac.c
+++ b/drivers/net/stmmac/dwmac1000_dma.c
@@ -3,6 +3,8 @@
   DWC Ether MAC 10/100/1000 Universal version 3.41a  has been used for
   developing this code.
 
+  This contains the functions to handle the dma and descriptors.
+
   Copyright (C) 2007-2009  STMicroelectronics Ltd
 
   This program is free software; you can redistribute it and/or modify it
@@ -24,41 +26,11 @@
   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
 *******************************************************************************/
 
-#include <linux/netdevice.h>
-#include <linux/crc32.h>
-#include <linux/mii.h>
-#include <linux/phy.h>
-
-#include "stmmac.h"
-#include "gmac.h"
-
-#undef GMAC_DEBUG
-/*#define GMAC_DEBUG*/
-#undef FRAME_FILTER_DEBUG
-/*#define FRAME_FILTER_DEBUG*/
-#ifdef GMAC_DEBUG
-#define DBG(fmt, args...)  printk(fmt, ## args)
-#else
-#define DBG(fmt, args...)  do { } while (0)
-#endif
+#include "dwmac1000.h"
+#include "dwmac_dma.h"
 
-static void gmac_dump_regs(unsigned long ioaddr)
-{
-	int i;
-	pr_info("\t----------------------------------------------\n"
-	       "\t  GMAC registers (base addr = 0x%8x)\n"
-	       "\t----------------------------------------------\n",
-	       (unsigned int)ioaddr);
-
-	for (i = 0; i < 55; i++) {
-		int offset = i * 4;
-		pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i,
-		       offset, readl(ioaddr + offset));
-	}
-	return;
-}
-
-static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx)
+static int dwmac1000_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
+			      u32 dma_rx)
 {
 	u32 value = readl(ioaddr + DMA_BUS_MODE);
 	/* DMA SW reset */
@@ -87,7 +59,7 @@ static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx)
 }
 
 /* Transmit FIFO flush operation */
-static void gmac_flush_tx_fifo(unsigned long ioaddr)
+static void dwmac1000_flush_tx_fifo(unsigned long ioaddr)
 {
 	u32 csr6 = readl(ioaddr + DMA_CONTROL);
 	writel((csr6 | DMA_CONTROL_FTF), ioaddr + DMA_CONTROL);
@@ -95,7 +67,7 @@ static void gmac_flush_tx_fifo(unsigned long ioaddr)
 	do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF));
 }
 
-static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode,
+static void dwmac1000_dma_operation_mode(unsigned long ioaddr, int txmode,
 				    int rxmode)
 {
 	u32 csr6 = readl(ioaddr + DMA_CONTROL);
@@ -148,13 +120,13 @@ static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode,
 }
 
 /* Not yet implemented --- no RMON module */
-static void gmac_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
-				   unsigned long ioaddr)
+static void dwmac1000_dma_diagnostic_fr(void *data,
+		  struct stmmac_extra_stats *x, unsigned long ioaddr)
 {
 	return;
 }
 
-static void gmac_dump_dma_regs(unsigned long ioaddr)
+static void dwmac1000_dump_dma_regs(unsigned long ioaddr)
 {
 	int i;
 	pr_info(" DMA registers\n");
@@ -169,8 +141,9 @@ static void gmac_dump_dma_regs(unsigned long ioaddr)
 	return;
 }
 
-static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
-				    struct dma_desc *p, unsigned long ioaddr)
+static int dwmac1000_get_tx_frame_status(void *data,
+				struct stmmac_extra_stats *x,
+				struct dma_desc *p, unsigned long ioaddr)
 {
 	int ret = 0;
 	struct net_device_stats *stats = (struct net_device_stats *)data;
@@ -185,7 +158,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
 		if (unlikely(p->des01.etx.frame_flushed)) {
 			DBG(KERN_ERR "\tframe_flushed error\n");
 			x->tx_frame_flushed++;
-			gmac_flush_tx_fifo(ioaddr);
+			dwmac1000_flush_tx_fifo(ioaddr);
 		}
 
 		if (unlikely(p->des01.etx.loss_carrier)) {
@@ -213,7 +186,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
 
 		if (unlikely(p->des01.etx.underflow_error)) {
 			DBG(KERN_ERR "\tunderflow error\n");
-			gmac_flush_tx_fifo(ioaddr);
+			dwmac1000_flush_tx_fifo(ioaddr);
 			x->tx_underflow++;
 		}
 
@@ -225,7 +198,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
 		if (unlikely(p->des01.etx.payload_error)) {
 			DBG(KERN_ERR "\tAddr/Payload csum error\n");
 			x->tx_payload_error++;
-			gmac_flush_tx_fifo(ioaddr);
+			dwmac1000_flush_tx_fifo(ioaddr);
 		}
 
 		ret = -1;
@@ -245,19 +218,19 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static int gmac_get_tx_len(struct dma_desc *p)
+static int dwmac1000_get_tx_len(struct dma_desc *p)
 {
 	return p->des01.etx.buffer1_size;
 }
 
-static int gmac_coe_rdes0(int ipc_err, int type, int payload_err)
+static int dwmac1000_coe_rdes0(int ipc_err, int type, int payload_err)
 {
 	int ret = good_frame;
 	u32 status = (type << 2 | ipc_err << 1 | payload_err) & 0x7;
 
 	/* bits 5 7 0 | Frame status
 	 * ----------------------------------------------------------
-	 *      0 0 0 | IEEE 802.3 Type frame (lenght < 1536 octects)
+	 *      0 0 0 | IEEE 802.3 Type frame (length < 1536 octects)
 	 *      1 0 0 | IPv4/6 No CSUM errorS.
 	 *      1 0 1 | IPv4/6 CSUM PAYLOAD error
 	 *      1 1 0 | IPv4/6 CSUM IP HR error
@@ -293,8 +266,8 @@ static int gmac_coe_rdes0(int ipc_err, int type, int payload_err)
 	return ret;
 }
 
-static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
-				    struct dma_desc *p)
+static int dwmac1000_get_rx_frame_status(void *data,
+			struct stmmac_extra_stats *x, struct dma_desc *p)
 {
 	int ret = good_frame;
 	struct net_device_stats *stats = (struct net_device_stats *)data;
@@ -339,7 +312,7 @@ static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
 	 * It doesn't match with the information reported into the databook.
 	 * At any rate, we need to understand if the CSUM hw computation is ok
 	 * and report this info to the upper layers. */
-	ret = gmac_coe_rdes0(p->des01.erx.ipc_csum_error,
+	ret = dwmac1000_coe_rdes0(p->des01.erx.ipc_csum_error,
 		p->des01.erx.frame_type, p->des01.erx.payload_csum_error);
 
 	if (unlikely(p->des01.erx.dribbling)) {
@@ -358,7 +331,7 @@ static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
 	}
 	if (unlikely(p->des01.erx.length_error)) {
 		DBG(KERN_ERR "GMAC RX: length_error error\n");
-		x->rx_lenght++;
+		x->rx_length++;
 		ret = discard_frame;
 	}
 #ifdef STMMAC_VLAN_TAG_USED
@@ -370,181 +343,7 @@ static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
 	return ret;
 }
 
-static void gmac_irq_status(unsigned long ioaddr)
-{
-	u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
-
-	/* Not used events (e.g. MMC interrupts) are not handled. */
-	if ((intr_status & mmc_tx_irq))
-		DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n",
-		    readl(ioaddr + GMAC_MMC_TX_INTR));
-	if (unlikely(intr_status & mmc_rx_irq))
-		DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n",
-		    readl(ioaddr + GMAC_MMC_RX_INTR));
-	if (unlikely(intr_status & mmc_rx_csum_offload_irq))
-		DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n",
-		    readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD));
-	if (unlikely(intr_status & pmt_irq)) {
-		DBG(KERN_DEBUG "GMAC: received Magic frame\n");
-		/* clear the PMT bits 5 and 6 by reading the PMT
-		 * status register. */
-		readl(ioaddr + GMAC_PMT);
-	}
-
-	return;
-}
-
-static void gmac_core_init(unsigned long ioaddr)
-{
-	u32 value = readl(ioaddr + GMAC_CONTROL);
-	value |= GMAC_CORE_INIT;
-	writel(value, ioaddr + GMAC_CONTROL);
-
-	/* STBus Bridge Configuration */
-	/*writel(0xc5608, ioaddr + 0x00007000);*/
-
-	/* Freeze MMC counters */
-	writel(0x8, ioaddr + GMAC_MMC_CTRL);
-	/* Mask GMAC interrupts */
-	writel(0x207, ioaddr + GMAC_INT_MASK);
-
-#ifdef STMMAC_VLAN_TAG_USED
-	/* Tag detection without filtering */
-	writel(0x0, ioaddr + GMAC_VLAN_TAG);
-#endif
-	return;
-}
-
-static void gmac_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
-				unsigned int reg_n)
-{
-	stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
-				GMAC_ADDR_LOW(reg_n));
-}
-
-static void gmac_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
-				unsigned int reg_n)
-{
-	stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
-				GMAC_ADDR_LOW(reg_n));
-}
-
-static void gmac_set_filter(struct net_device *dev)
-{
-	unsigned long ioaddr = dev->base_addr;
-	unsigned int value = 0;
-
-	DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n",
-	    __func__, dev->mc_count, dev->uc_count);
-
-	if (dev->flags & IFF_PROMISC)
-		value = GMAC_FRAME_FILTER_PR;
-	else if ((dev->mc_count > HASH_TABLE_SIZE)
-		   || (dev->flags & IFF_ALLMULTI)) {
-		value = GMAC_FRAME_FILTER_PM;	/* pass all multi */
-		writel(0xffffffff, ioaddr + GMAC_HASH_HIGH);
-		writel(0xffffffff, ioaddr + GMAC_HASH_LOW);
-	} else if (dev->mc_count > 0) {
-		int i;
-		u32 mc_filter[2];
-		struct dev_mc_list *mclist;
-
-		/* Hash filter for multicast */
-		value = GMAC_FRAME_FILTER_HMC;
-
-		memset(mc_filter, 0, sizeof(mc_filter));
-		for (i = 0, mclist = dev->mc_list;
-		     mclist && i < dev->mc_count; i++, mclist = mclist->next) {
-			/* The upper 6 bits of the calculated CRC are used to
-			   index the contens of the hash table */
-			int bit_nr =
-			    bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26;
-			/* The most significant bit determines the register to
-			 * use (H/L) while the other 5 bits determine the bit
-			 * within the register. */
-			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
-		}
-		writel(mc_filter[0], ioaddr + GMAC_HASH_LOW);
-		writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH);
-	}
-
-	/* Handle multiple unicast addresses (perfect filtering)*/
-	if (dev->uc_count > GMAC_MAX_UNICAST_ADDRESSES)
-		/* Switch to promiscuous mode is more than 16 addrs
-		   are required */
-		value |= GMAC_FRAME_FILTER_PR;
-	else {
-		int i;
-		struct dev_addr_list *uc_ptr = dev->uc_list;
-
-			for (i = 0; i < dev->uc_count; i++) {
-				gmac_set_umac_addr(ioaddr, uc_ptr->da_addr,
-						i + 1);
-
-				DBG(KERN_INFO "\t%d "
-				"- Unicast addr %02x:%02x:%02x:%02x:%02x:"
-				"%02x\n", i + 1,
-				uc_ptr->da_addr[0], uc_ptr->da_addr[1],
-				uc_ptr->da_addr[2], uc_ptr->da_addr[3],
-				uc_ptr->da_addr[4], uc_ptr->da_addr[5]);
-				uc_ptr = uc_ptr->next;
-		}
-	}
-
-#ifdef FRAME_FILTER_DEBUG
-	/* Enable Receive all mode (to debug filtering_fail errors) */
-	value |= GMAC_FRAME_FILTER_RA;
-#endif
-	writel(value, ioaddr + GMAC_FRAME_FILTER);
-
-	DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: "
-	    "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER),
-	    readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW));
-
-	return;
-}
-
-static void gmac_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
-			   unsigned int fc, unsigned int pause_time)
-{
-	unsigned int flow = 0;
-
-	DBG(KERN_DEBUG "GMAC Flow-Control:\n");
-	if (fc & FLOW_RX) {
-		DBG(KERN_DEBUG "\tReceive Flow-Control ON\n");
-		flow |= GMAC_FLOW_CTRL_RFE;
-	}
-	if (fc & FLOW_TX) {
-		DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n");
-		flow |= GMAC_FLOW_CTRL_TFE;
-	}
-
-	if (duplex) {
-		DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time);
-		flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT);
-	}
-
-	writel(flow, ioaddr + GMAC_FLOW_CTRL);
-	return;
-}
-
-static void gmac_pmt(unsigned long ioaddr, unsigned long mode)
-{
-	unsigned int pmt = 0;
-
-	if (mode == WAKE_MAGIC) {
-		DBG(KERN_DEBUG "GMAC: WOL Magic frame\n");
-		pmt |= power_down | magic_pkt_en;
-	} else if (mode == WAKE_UCAST) {
-		DBG(KERN_DEBUG "GMAC: WOL on global unicast\n");
-		pmt |= global_unicast;
-	}
-
-	writel(pmt, ioaddr + GMAC_PMT);
-	return;
-}
-
-static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+static void dwmac1000_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
 				int disable_rx_ic)
 {
 	int i;
@@ -562,7 +361,7 @@ static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
 	return;
 }
 
-static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+static void dwmac1000_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
 {
 	int i;
 
@@ -576,32 +375,32 @@ static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
 	return;
 }
 
-static int gmac_get_tx_owner(struct dma_desc *p)
+static int dwmac1000_get_tx_owner(struct dma_desc *p)
 {
 	return p->des01.etx.own;
 }
 
-static int gmac_get_rx_owner(struct dma_desc *p)
+static int dwmac1000_get_rx_owner(struct dma_desc *p)
 {
 	return p->des01.erx.own;
 }
 
-static void gmac_set_tx_owner(struct dma_desc *p)
+static void dwmac1000_set_tx_owner(struct dma_desc *p)
 {
 	p->des01.etx.own = 1;
 }
 
-static void gmac_set_rx_owner(struct dma_desc *p)
+static void dwmac1000_set_rx_owner(struct dma_desc *p)
 {
 	p->des01.erx.own = 1;
 }
 
-static int gmac_get_tx_ls(struct dma_desc *p)
+static int dwmac1000_get_tx_ls(struct dma_desc *p)
 {
 	return p->des01.etx.last_segment;
 }
 
-static void gmac_release_tx_desc(struct dma_desc *p)
+static void dwmac1000_release_tx_desc(struct dma_desc *p)
 {
 	int ter = p->des01.etx.end_ring;
 
@@ -611,7 +410,7 @@ static void gmac_release_tx_desc(struct dma_desc *p)
 	return;
 }
 
-static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+static void dwmac1000_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
 				 int csum_flag)
 {
 	p->des01.etx.first_segment = is_fs;
@@ -625,69 +424,51 @@ static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
 		p->des01.etx.checksum_insertion = cic_full;
 }
 
-static void gmac_clear_tx_ic(struct dma_desc *p)
+static void dwmac1000_clear_tx_ic(struct dma_desc *p)
 {
 	p->des01.etx.interrupt = 0;
 }
 
-static void gmac_close_tx_desc(struct dma_desc *p)
+static void dwmac1000_close_tx_desc(struct dma_desc *p)
 {
 	p->des01.etx.last_segment = 1;
 	p->des01.etx.interrupt = 1;
 }
 
-static int gmac_get_rx_frame_len(struct dma_desc *p)
+static int dwmac1000_get_rx_frame_len(struct dma_desc *p)
 {
 	return p->des01.erx.frame_length;
 }
 
-struct stmmac_ops gmac_driver = {
-	.core_init = gmac_core_init,
-	.dump_mac_regs = gmac_dump_regs,
-	.dma_init = gmac_dma_init,
-	.dump_dma_regs = gmac_dump_dma_regs,
-	.dma_mode = gmac_dma_operation_mode,
-	.dma_diagnostic_fr = gmac_dma_diagnostic_fr,
-	.tx_status = gmac_get_tx_frame_status,
-	.rx_status = gmac_get_rx_frame_status,
-	.get_tx_len = gmac_get_tx_len,
-	.set_filter = gmac_set_filter,
-	.flow_ctrl = gmac_flow_ctrl,
-	.pmt = gmac_pmt,
-	.init_rx_desc = gmac_init_rx_desc,
-	.init_tx_desc = gmac_init_tx_desc,
-	.get_tx_owner = gmac_get_tx_owner,
-	.get_rx_owner = gmac_get_rx_owner,
-	.release_tx_desc = gmac_release_tx_desc,
-	.prepare_tx_desc = gmac_prepare_tx_desc,
-	.clear_tx_ic = gmac_clear_tx_ic,
-	.close_tx_desc = gmac_close_tx_desc,
-	.get_tx_ls = gmac_get_tx_ls,
-	.set_tx_owner = gmac_set_tx_owner,
-	.set_rx_owner = gmac_set_rx_owner,
-	.get_rx_frame_len = gmac_get_rx_frame_len,
-	.host_irq_status = gmac_irq_status,
-	.set_umac_addr = gmac_set_umac_addr,
-	.get_umac_addr = gmac_get_umac_addr,
+struct stmmac_dma_ops dwmac1000_dma_ops = {
+	.init = dwmac1000_dma_init,
+	.dump_regs = dwmac1000_dump_dma_regs,
+	.dma_mode = dwmac1000_dma_operation_mode,
+	.dma_diagnostic_fr = dwmac1000_dma_diagnostic_fr,
+	.enable_dma_transmission = dwmac_enable_dma_transmission,
+	.enable_dma_irq = dwmac_enable_dma_irq,
+	.disable_dma_irq = dwmac_disable_dma_irq,
+	.start_tx = dwmac_dma_start_tx,
+	.stop_tx = dwmac_dma_stop_tx,
+	.start_rx = dwmac_dma_start_rx,
+	.stop_rx = dwmac_dma_stop_rx,
+	.dma_interrupt = dwmac_dma_interrupt,
 };
 
-struct mac_device_info *gmac_setup(unsigned long ioaddr)
-{
-	struct mac_device_info *mac;
-	u32 uid = readl(ioaddr + GMAC_VERSION);
-
-	pr_info("\tGMAC - user ID: 0x%x, Synopsys ID: 0x%x\n",
-	       ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff));
-
-	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
-
-	mac->ops = &gmac_driver;
-	mac->hw.pmt = PMT_SUPPORTED;
-	mac->hw.link.port = GMAC_CONTROL_PS;
-	mac->hw.link.duplex = GMAC_CONTROL_DM;
-	mac->hw.link.speed = GMAC_CONTROL_FES;
-	mac->hw.mii.addr = GMAC_MII_ADDR;
-	mac->hw.mii.data = GMAC_MII_DATA;
-
-	return mac;
-}
+struct stmmac_desc_ops dwmac1000_desc_ops = {
+	.tx_status = dwmac1000_get_tx_frame_status,
+	.rx_status = dwmac1000_get_rx_frame_status,
+	.get_tx_len = dwmac1000_get_tx_len,
+	.init_rx_desc = dwmac1000_init_rx_desc,
+	.init_tx_desc = dwmac1000_init_tx_desc,
+	.get_tx_owner = dwmac1000_get_tx_owner,
+	.get_rx_owner = dwmac1000_get_rx_owner,
+	.release_tx_desc = dwmac1000_release_tx_desc,
+	.prepare_tx_desc = dwmac1000_prepare_tx_desc,
+	.clear_tx_ic = dwmac1000_clear_tx_ic,
+	.close_tx_desc = dwmac1000_close_tx_desc,
+	.get_tx_ls = dwmac1000_get_tx_ls,
+	.set_tx_owner = dwmac1000_set_tx_owner,
+	.set_rx_owner = dwmac1000_set_rx_owner,
+	.get_rx_frame_len = dwmac1000_get_rx_frame_len,
+};
diff --git a/drivers/net/stmmac/dwmac_dma.h b/drivers/net/stmmac/dwmac_dma.h
new file mode 100644
index 00000000000..de848d9f606
--- /dev/null
+++ b/drivers/net/stmmac/dwmac_dma.h
@@ -0,0 +1,107 @@
+/*******************************************************************************
+  DWMAC DMA Header file.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope 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.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+/* DMA CRS Control and Status Register Mapping */
+#define DMA_BUS_MODE		0x00001000	/* Bus Mode */
+#define DMA_XMT_POLL_DEMAND	0x00001004	/* Transmit Poll Demand */
+#define DMA_RCV_POLL_DEMAND	0x00001008	/* Received Poll Demand */
+#define DMA_RCV_BASE_ADDR	0x0000100c	/* Receive List Base */
+#define DMA_TX_BASE_ADDR	0x00001010	/* Transmit List Base */
+#define DMA_STATUS		0x00001014	/* Status Register */
+#define DMA_CONTROL		0x00001018	/* Ctrl (Operational Mode) */
+#define DMA_INTR_ENA		0x0000101c	/* Interrupt Enable */
+#define DMA_MISSED_FRAME_CTR	0x00001020	/* Missed Frame Counter */
+#define DMA_CUR_TX_BUF_ADDR	0x00001050	/* Current Host Tx Buffer */
+#define DMA_CUR_RX_BUF_ADDR	0x00001054	/* Current Host Rx Buffer */
+
+/* DMA Control register defines */
+#define DMA_CONTROL_ST		0x00002000	/* Start/Stop Transmission */
+#define DMA_CONTROL_SR		0x00000002	/* Start/Stop Receive */
+
+/* DMA Normal interrupt */
+#define DMA_INTR_ENA_NIE 0x00010000	/* Normal Summary */
+#define DMA_INTR_ENA_TIE 0x00000001	/* Transmit Interrupt */
+#define DMA_INTR_ENA_TUE 0x00000004	/* Transmit Buffer Unavailable */
+#define DMA_INTR_ENA_RIE 0x00000040	/* Receive Interrupt */
+#define DMA_INTR_ENA_ERE 0x00004000	/* Early Receive */
+
+#define DMA_INTR_NORMAL	(DMA_INTR_ENA_NIE | DMA_INTR_ENA_RIE | \
+			DMA_INTR_ENA_TIE)
+
+/* DMA Abnormal interrupt */
+#define DMA_INTR_ENA_AIE 0x00008000	/* Abnormal Summary */
+#define DMA_INTR_ENA_FBE 0x00002000	/* Fatal Bus Error */
+#define DMA_INTR_ENA_ETE 0x00000400	/* Early Transmit */
+#define DMA_INTR_ENA_RWE 0x00000200	/* Receive Watchdog */
+#define DMA_INTR_ENA_RSE 0x00000100	/* Receive Stopped */
+#define DMA_INTR_ENA_RUE 0x00000080	/* Receive Buffer Unavailable */
+#define DMA_INTR_ENA_UNE 0x00000020	/* Tx Underflow */
+#define DMA_INTR_ENA_OVE 0x00000010	/* Receive Overflow */
+#define DMA_INTR_ENA_TJE 0x00000008	/* Transmit Jabber */
+#define DMA_INTR_ENA_TSE 0x00000002	/* Transmit Stopped */
+
+#define DMA_INTR_ABNORMAL	(DMA_INTR_ENA_AIE | DMA_INTR_ENA_FBE | \
+				DMA_INTR_ENA_UNE)
+
+/* DMA default interrupt mask */
+#define DMA_INTR_DEFAULT_MASK	(DMA_INTR_NORMAL | DMA_INTR_ABNORMAL)
+
+/* DMA Status register defines */
+#define DMA_STATUS_GPI		0x10000000	/* PMT interrupt */
+#define DMA_STATUS_GMI		0x08000000	/* MMC interrupt */
+#define DMA_STATUS_GLI		0x04000000	/* GMAC Line interface int */
+#define DMA_STATUS_GMI		0x08000000
+#define DMA_STATUS_GLI		0x04000000
+#define DMA_STATUS_EB_MASK	0x00380000	/* Error Bits Mask */
+#define DMA_STATUS_EB_TX_ABORT	0x00080000	/* Error Bits - TX Abort */
+#define DMA_STATUS_EB_RX_ABORT	0x00100000	/* Error Bits - RX Abort */
+#define DMA_STATUS_TS_MASK	0x00700000	/* Transmit Process State */
+#define DMA_STATUS_TS_SHIFT	20
+#define DMA_STATUS_RS_MASK	0x000e0000	/* Receive Process State */
+#define DMA_STATUS_RS_SHIFT	17
+#define DMA_STATUS_NIS	0x00010000	/* Normal Interrupt Summary */
+#define DMA_STATUS_AIS	0x00008000	/* Abnormal Interrupt Summary */
+#define DMA_STATUS_ERI	0x00004000	/* Early Receive Interrupt */
+#define DMA_STATUS_FBI	0x00002000	/* Fatal Bus Error Interrupt */
+#define DMA_STATUS_ETI	0x00000400	/* Early Transmit Interrupt */
+#define DMA_STATUS_RWT	0x00000200	/* Receive Watchdog Timeout */
+#define DMA_STATUS_RPS	0x00000100	/* Receive Process Stopped */
+#define DMA_STATUS_RU	0x00000080	/* Receive Buffer Unavailable */
+#define DMA_STATUS_RI	0x00000040	/* Receive Interrupt */
+#define DMA_STATUS_UNF	0x00000020	/* Transmit Underflow */
+#define DMA_STATUS_OVF	0x00000010	/* Receive Overflow */
+#define DMA_STATUS_TJT	0x00000008	/* Transmit Jabber Timeout */
+#define DMA_STATUS_TU	0x00000004	/* Transmit Buffer Unavailable */
+#define DMA_STATUS_TPS	0x00000002	/* Transmit Process Stopped */
+#define DMA_STATUS_TI	0x00000001	/* Transmit Interrupt */
+
+extern void dwmac_enable_dma_transmission(unsigned long ioaddr);
+extern void dwmac_enable_dma_irq(unsigned long ioaddr);
+extern void dwmac_disable_dma_irq(unsigned long ioaddr);
+extern void dwmac_dma_start_tx(unsigned long ioaddr);
+extern void dwmac_dma_stop_tx(unsigned long ioaddr);
+extern void dwmac_dma_start_rx(unsigned long ioaddr);
+extern void dwmac_dma_stop_rx(unsigned long ioaddr);
+extern int dwmac_dma_interrupt(unsigned long ioaddr,
+				struct stmmac_extra_stats *x);
diff --git a/drivers/net/stmmac/dwmac_lib.c b/drivers/net/stmmac/dwmac_lib.c
new file mode 100644
index 00000000000..d4adb1eaa44
--- /dev/null
+++ b/drivers/net/stmmac/dwmac_lib.c
@@ -0,0 +1,263 @@
+/*******************************************************************************
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope 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.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/io.h>
+#include "common.h"
+#include "dwmac_dma.h"
+
+#undef DWMAC_DMA_DEBUG
+#ifdef DWMAC_DMA_DEBUG
+#define DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define DBG(fmt, args...)  do { } while (0)
+#endif
+
+/* CSR1 enables the transmit DMA to check for new descriptor */
+void dwmac_enable_dma_transmission(unsigned long ioaddr)
+{
+	writel(1, ioaddr + DMA_XMT_POLL_DEMAND);
+}
+
+void dwmac_enable_dma_irq(unsigned long ioaddr)
+{
+	writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA);
+}
+
+void dwmac_disable_dma_irq(unsigned long ioaddr)
+{
+	writel(0, ioaddr + DMA_INTR_ENA);
+}
+
+void dwmac_dma_start_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value |= DMA_CONTROL_ST;
+	writel(value, ioaddr + DMA_CONTROL);
+	return;
+}
+
+void dwmac_dma_stop_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value &= ~DMA_CONTROL_ST;
+	writel(value, ioaddr + DMA_CONTROL);
+	return;
+}
+
+void dwmac_dma_start_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value |= DMA_CONTROL_SR;
+	writel(value, ioaddr + DMA_CONTROL);
+
+	return;
+}
+
+void dwmac_dma_stop_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value &= ~DMA_CONTROL_SR;
+	writel(value, ioaddr + DMA_CONTROL);
+
+	return;
+}
+
+#ifdef DWMAC_DMA_DEBUG
+static void show_tx_process_state(unsigned int status)
+{
+	unsigned int state;
+	state = (status & DMA_STATUS_TS_MASK) >> DMA_STATUS_TS_SHIFT;
+
+	switch (state) {
+	case 0:
+		pr_info("- TX (Stopped): Reset or Stop command\n");
+		break;
+	case 1:
+		pr_info("- TX (Running):Fetching the Tx desc\n");
+		break;
+	case 2:
+		pr_info("- TX (Running): Waiting for end of tx\n");
+		break;
+	case 3:
+		pr_info("- TX (Running): Reading the data "
+		       "and queuing the data into the Tx buf\n");
+		break;
+	case 6:
+		pr_info("- TX (Suspended): Tx Buff Underflow "
+		       "or an unavailable Transmit descriptor\n");
+		break;
+	case 7:
+		pr_info("- TX (Running): Closing Tx descriptor\n");
+		break;
+	default:
+		break;
+	}
+	return;
+}
+
+static void show_rx_process_state(unsigned int status)
+{
+	unsigned int state;
+	state = (status & DMA_STATUS_RS_MASK) >> DMA_STATUS_RS_SHIFT;
+
+	switch (state) {
+	case 0:
+		pr_info("- RX (Stopped): Reset or Stop command\n");
+		break;
+	case 1:
+		pr_info("- RX (Running): Fetching the Rx desc\n");
+		break;
+	case 2:
+		pr_info("- RX (Running):Checking for end of pkt\n");
+		break;
+	case 3:
+		pr_info("- RX (Running): Waiting for Rx pkt\n");
+		break;
+	case 4:
+		pr_info("- RX (Suspended): Unavailable Rx buf\n");
+		break;
+	case 5:
+		pr_info("- RX (Running): Closing Rx descriptor\n");
+		break;
+	case 6:
+		pr_info("- RX(Running): Flushing the current frame"
+		       " from the Rx buf\n");
+		break;
+	case 7:
+		pr_info("- RX (Running): Queuing the Rx frame"
+		       " from the Rx buf into memory\n");
+		break;
+	default:
+		break;
+	}
+	return;
+}
+#endif
+
+int dwmac_dma_interrupt(unsigned long ioaddr,
+			struct stmmac_extra_stats *x)
+{
+	int ret = 0;
+	/* read the status register (CSR5) */
+	u32 intr_status = readl(ioaddr + DMA_STATUS);
+
+	DBG(INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status);
+#ifdef DWMAC_DMA_DEBUG
+	/* It displays the DMA process states (CSR5 register) */
+	show_tx_process_state(intr_status);
+	show_rx_process_state(intr_status);
+#endif
+	/* ABNORMAL interrupts */
+	if (unlikely(intr_status & DMA_STATUS_AIS)) {
+		DBG(INFO, "CSR5[15] DMA ABNORMAL IRQ: ");
+		if (unlikely(intr_status & DMA_STATUS_UNF)) {
+			DBG(INFO, "transmit underflow\n");
+			ret = tx_hard_error_bump_tc;
+			x->tx_undeflow_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_TJT)) {
+			DBG(INFO, "transmit jabber\n");
+			x->tx_jabber_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_OVF)) {
+			DBG(INFO, "recv overflow\n");
+			x->rx_overflow_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RU)) {
+			DBG(INFO, "receive buffer unavailable\n");
+			x->rx_buf_unav_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RPS)) {
+			DBG(INFO, "receive process stopped\n");
+			x->rx_process_stopped_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RWT)) {
+			DBG(INFO, "receive watchdog\n");
+			x->rx_watchdog_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_ETI)) {
+			DBG(INFO, "transmit early interrupt\n");
+			x->tx_early_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_TPS)) {
+			DBG(INFO, "transmit process stopped\n");
+			x->tx_process_stopped_irq++;
+			ret = tx_hard_error;
+		}
+		if (unlikely(intr_status & DMA_STATUS_FBI)) {
+			DBG(INFO, "fatal bus error\n");
+			x->fatal_bus_error_irq++;
+			ret = tx_hard_error;
+		}
+	}
+	/* TX/RX NORMAL interrupts */
+	if (intr_status & DMA_STATUS_NIS) {
+		x->normal_irq_n++;
+		if (likely((intr_status & DMA_STATUS_RI) ||
+			 (intr_status & (DMA_STATUS_TI))))
+				ret = handle_tx_rx;
+	}
+	/* Optional hardware blocks, interrupts should be disabled */
+	if (unlikely(intr_status &
+		     (DMA_STATUS_GPI | DMA_STATUS_GMI | DMA_STATUS_GLI)))
+		pr_info("%s: unexpected status %08x\n", __func__, intr_status);
+	/* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */
+	writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS);
+
+	DBG(INFO, "\n\n");
+	return ret;
+}
+
+
+void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6],
+			 unsigned int high, unsigned int low)
+{
+	unsigned long data;
+
+	data = (addr[5] << 8) | addr[4];
+	writel(data, ioaddr + high);
+	data = (addr[3] << 24) | (addr[2] << 16) | (addr[1] << 8) | addr[0];
+	writel(data, ioaddr + low);
+
+	return;
+}
+
+void stmmac_get_mac_addr(unsigned long ioaddr, unsigned char *addr,
+			 unsigned int high, unsigned int low)
+{
+	unsigned int hi_addr, lo_addr;
+
+	/* Read the MAC address from the hardware */
+	hi_addr = readl(ioaddr + high);
+	lo_addr = readl(ioaddr + low);
+
+	/* Extract the MAC address from the high and low words */
+	addr[0] = lo_addr & 0xff;
+	addr[1] = (lo_addr >> 8) & 0xff;
+	addr[2] = (lo_addr >> 16) & 0xff;
+	addr[3] = (lo_addr >> 24) & 0xff;
+	addr[4] = hi_addr & 0xff;
+	addr[5] = (hi_addr >> 8) & 0xff;
+
+	return;
+}
+
diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h
index 6d2eae3040e..ba35e6943cf 100644
--- a/drivers/net/stmmac/stmmac.h
+++ b/drivers/net/stmmac/stmmac.h
@@ -20,7 +20,8 @@
   Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
 *******************************************************************************/
 
-#define DRV_MODULE_VERSION	"Oct_09"
+#define DRV_MODULE_VERSION	"Jan_2010"
+#include <linux/stmmac.h>
 
 #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
 #define STMMAC_VLAN_TAG_USED
@@ -57,7 +58,7 @@ struct stmmac_priv {
 	int rx_csum;
 	unsigned int dma_buf_sz;
 	struct device *device;
-	struct mac_device_info *mac_type;
+	struct mac_device_info *hw;
 
 	struct stmmac_extra_stats xstats;
 	struct napi_struct napi;
@@ -69,6 +70,7 @@ struct stmmac_priv {
 	int phy_mask;
 	int (*phy_reset) (void *priv);
 	void (*fix_mac_speed) (void *priv, unsigned int speed);
+	void (*bus_setup)(unsigned long ioaddr);
 	void *bsp_priv;
 
 	int phy_irq;
@@ -93,6 +95,28 @@ struct stmmac_priv {
 #endif
 };
 
+#ifdef CONFIG_STM_DRIVERS
+#include <linux/stm/pad.h>
+static inline int stmmac_claim_resource(struct platform_device *pdev)
+{
+	int ret = 0;
+	struct plat_stmmacenet_data *plat_dat = pdev->dev.platform_data;
+
+	/* Pad routing setup */
+	if (IS_ERR(devm_stm_pad_claim(&pdev->dev, plat_dat->pad_config,
+			dev_name(&pdev->dev)))) {
+		printk(KERN_ERR "%s: Failed to request pads!\n", __func__);
+		ret = -ENODEV;
+	}
+	return ret;
+}
+#else
+static inline int stmmac_claim_resource(struct platform_device *pdev)
+{
+	return 0;
+}
+#endif
+
 extern int stmmac_mdio_unregister(struct net_device *ndev);
 extern int stmmac_mdio_register(struct net_device *ndev);
 extern void stmmac_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/stmmac/stmmac_ethtool.c b/drivers/net/stmmac/stmmac_ethtool.c
index 694ebe6a075..c021eaa3ca6 100644
--- a/drivers/net/stmmac/stmmac_ethtool.c
+++ b/drivers/net/stmmac/stmmac_ethtool.c
@@ -28,6 +28,7 @@
 #include <linux/phy.h>
 
 #include "stmmac.h"
+#include "dwmac_dma.h"
 
 #define REG_SPACE_SIZE	0x1054
 #define MAC100_ETHTOOL_NAME	"st_mac100"
@@ -61,7 +62,7 @@ static const struct  stmmac_stats stmmac_gstrings_stats[] = {
 	STMMAC_STAT(rx_toolong),
 	STMMAC_STAT(rx_collision),
 	STMMAC_STAT(rx_crc),
-	STMMAC_STAT(rx_lenght),
+	STMMAC_STAT(rx_length),
 	STMMAC_STAT(rx_mii),
 	STMMAC_STAT(rx_multicast),
 	STMMAC_STAT(rx_gmac_overflow),
@@ -268,8 +269,8 @@ stmmac_set_pauseparam(struct net_device *netdev,
 		}
 	} else {
 		unsigned long ioaddr = netdev->base_addr;
-		priv->mac_type->ops->flow_ctrl(ioaddr, phy->duplex,
-					       priv->flow_ctrl, priv->pause);
+		priv->hw->mac->flow_ctrl(ioaddr, phy->duplex,
+					 priv->flow_ctrl, priv->pause);
 	}
 	spin_unlock(&priv->lock);
 	return ret;
@@ -283,8 +284,8 @@ static void stmmac_get_ethtool_stats(struct net_device *dev,
 	int i;
 
 	/* Update HW stats if supported */
-	priv->mac_type->ops->dma_diagnostic_fr(&dev->stats, &priv->xstats,
-					       ioaddr);
+	priv->hw->dma->dma_diagnostic_fr(&dev->stats, (void *) &priv->xstats,
+					 ioaddr);
 
 	for (i = 0; i < STMMAC_STATS_LEN; i++) {
 		char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset;
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index 508fba8fa07..a6733612d64 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -32,7 +32,6 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/interrupt.h>
-#include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/platform_device.h>
 #include <linux/ip.h>
@@ -45,7 +44,6 @@
 #include <linux/phy.h>
 #include <linux/if_vlan.h>
 #include <linux/dma-mapping.h>
-#include <linux/stm/soc.h>
 #include "stmmac.h"
 
 #define STMMAC_RESOURCE_NAME	"stmmaceth"
@@ -226,41 +224,38 @@ static void stmmac_adjust_link(struct net_device *dev)
 		if (phydev->duplex != priv->oldduplex) {
 			new_state = 1;
 			if (!(phydev->duplex))
-				ctrl &= ~priv->mac_type->hw.link.duplex;
+				ctrl &= ~priv->hw->link.duplex;
 			else
-				ctrl |= priv->mac_type->hw.link.duplex;
+				ctrl |= priv->hw->link.duplex;
 			priv->oldduplex = phydev->duplex;
 		}
 		/* Flow Control operation */
 		if (phydev->pause)
-			priv->mac_type->ops->flow_ctrl(ioaddr, phydev->duplex,
-						       fc, pause_time);
+			priv->hw->mac->flow_ctrl(ioaddr, phydev->duplex,
+						 fc, pause_time);
 
 		if (phydev->speed != priv->speed) {
 			new_state = 1;
 			switch (phydev->speed) {
 			case 1000:
 				if (likely(priv->is_gmac))
-					ctrl &= ~priv->mac_type->hw.link.port;
+					ctrl &= ~priv->hw->link.port;
 				break;
 			case 100:
 			case 10:
 				if (priv->is_gmac) {
-					ctrl |= priv->mac_type->hw.link.port;
+					ctrl |= priv->hw->link.port;
 					if (phydev->speed == SPEED_100) {
-						ctrl |=
-						    priv->mac_type->hw.link.
-						    speed;
+						ctrl |= priv->hw->link.speed;
 					} else {
-						ctrl &=
-						    ~(priv->mac_type->hw.
-						      link.speed);
+						ctrl &= ~(priv->hw->link.speed);
 					}
 				} else {
-					ctrl &= ~priv->mac_type->hw.link.port;
+					ctrl &= ~priv->hw->link.port;
 				}
-				priv->fix_mac_speed(priv->bsp_priv,
-						    phydev->speed);
+				if (likely(priv->fix_mac_speed))
+					priv->fix_mac_speed(priv->bsp_priv,
+							    phydev->speed);
 				break;
 			default:
 				if (netif_msg_link(priv))
@@ -305,8 +300,8 @@ static int stmmac_init_phy(struct net_device *dev)
 {
 	struct stmmac_priv *priv = netdev_priv(dev);
 	struct phy_device *phydev;
-	char phy_id[BUS_ID_SIZE];	/* PHY to connect */
-	char bus_id[BUS_ID_SIZE];
+	char phy_id[MII_BUS_ID_SIZE + 3];
+	char bus_id[MII_BUS_ID_SIZE];
 
 	priv->oldlink = 0;
 	priv->speed = 0;
@@ -318,7 +313,8 @@ static int stmmac_init_phy(struct net_device *dev)
 	}
 
 	snprintf(bus_id, MII_BUS_ID_SIZE, "%x", priv->bus_id);
-	snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, bus_id, priv->phy_addr);
+	snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, bus_id,
+		 priv->phy_addr);
 	pr_debug("stmmac_init_phy:  trying to attach to %s\n", phy_id);
 
 	phydev = phy_connect(dev, phy_id, &stmmac_adjust_link, 0,
@@ -508,8 +504,8 @@ static void init_dma_desc_rings(struct net_device *dev)
 	priv->cur_tx = 0;
 
 	/* Clear the Rx/Tx descriptors */
-	priv->mac_type->ops->init_rx_desc(priv->dma_rx, rxsize, dis_ic);
-	priv->mac_type->ops->init_tx_desc(priv->dma_tx, txsize);
+	priv->hw->desc->init_rx_desc(priv->dma_rx, rxsize, dis_ic);
+	priv->hw->desc->init_tx_desc(priv->dma_tx, txsize);
 
 	if (netif_msg_hw(priv)) {
 		pr_info("RX descriptor ring:\n");
@@ -544,8 +540,8 @@ static void dma_free_tx_skbufs(struct stmmac_priv *priv)
 			struct dma_desc *p = priv->dma_tx + i;
 			if (p->des2)
 				dma_unmap_single(priv->device, p->des2,
-				 priv->mac_type->ops->get_tx_len(p),
-				 DMA_TO_DEVICE);
+						 priv->hw->desc->get_tx_len(p),
+						 DMA_TO_DEVICE);
 			dev_kfree_skb_any(priv->tx_skbuff[i]);
 			priv->tx_skbuff[i] = NULL;
 		}
@@ -575,50 +571,6 @@ static void free_dma_desc_resources(struct stmmac_priv *priv)
 }
 
 /**
- * stmmac_dma_start_tx
- * @ioaddr: device I/O address
- * Description:  this function starts the DMA tx process.
- */
-static void stmmac_dma_start_tx(unsigned long ioaddr)
-{
-	u32 value = readl(ioaddr + DMA_CONTROL);
-	value |= DMA_CONTROL_ST;
-	writel(value, ioaddr + DMA_CONTROL);
-	return;
-}
-
-static void stmmac_dma_stop_tx(unsigned long ioaddr)
-{
-	u32 value = readl(ioaddr + DMA_CONTROL);
-	value &= ~DMA_CONTROL_ST;
-	writel(value, ioaddr + DMA_CONTROL);
-	return;
-}
-
-/**
- * stmmac_dma_start_rx
- * @ioaddr: device I/O address
- * Description:  this function starts the DMA rx process.
- */
-static void stmmac_dma_start_rx(unsigned long ioaddr)
-{
-	u32 value = readl(ioaddr + DMA_CONTROL);
-	value |= DMA_CONTROL_SR;
-	writel(value, ioaddr + DMA_CONTROL);
-
-	return;
-}
-
-static void stmmac_dma_stop_rx(unsigned long ioaddr)
-{
-	u32 value = readl(ioaddr + DMA_CONTROL);
-	value &= ~DMA_CONTROL_SR;
-	writel(value, ioaddr + DMA_CONTROL);
-
-	return;
-}
-
-/**
  *  stmmac_dma_operation_mode - HW DMA operation mode
  *  @priv : pointer to the private device structure.
  *  Description: it sets the DMA operation mode: tx/rx DMA thresholds
@@ -629,18 +581,18 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
 {
 	if (!priv->is_gmac) {
 		/* MAC 10/100 */
-		priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, 0);
+		priv->hw->dma->dma_mode(priv->dev->base_addr, tc, 0);
 		priv->tx_coe = NO_HW_CSUM;
 	} else {
 		if ((priv->dev->mtu <= ETH_DATA_LEN) && (tx_coe)) {
-			priv->mac_type->ops->dma_mode(priv->dev->base_addr,
-						      SF_DMA_MODE, SF_DMA_MODE);
+			priv->hw->dma->dma_mode(priv->dev->base_addr,
+						SF_DMA_MODE, SF_DMA_MODE);
 			tc = SF_DMA_MODE;
 			priv->tx_coe = HW_CSUM;
 		} else {
 			/* Checksum computation is performed in software. */
-			priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc,
-						      SF_DMA_MODE);
+			priv->hw->dma->dma_mode(priv->dev->base_addr, tc,
+						SF_DMA_MODE);
 			priv->tx_coe = NO_HW_CSUM;
 		}
 	}
@@ -649,88 +601,6 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
 	return;
 }
 
-#ifdef STMMAC_DEBUG
-/**
- * show_tx_process_state
- * @status: tx descriptor status field
- * Description: it shows the Transmit Process State for CSR5[22:20]
- */
-static void show_tx_process_state(unsigned int status)
-{
-	unsigned int state;
-	state = (status & DMA_STATUS_TS_MASK) >> DMA_STATUS_TS_SHIFT;
-
-	switch (state) {
-	case 0:
-		pr_info("- TX (Stopped): Reset or Stop command\n");
-		break;
-	case 1:
-		pr_info("- TX (Running):Fetching the Tx desc\n");
-		break;
-	case 2:
-		pr_info("- TX (Running): Waiting for end of tx\n");
-		break;
-	case 3:
-		pr_info("- TX (Running): Reading the data "
-		       "and queuing the data into the Tx buf\n");
-		break;
-	case 6:
-		pr_info("- TX (Suspended): Tx Buff Underflow "
-		       "or an unavailable Transmit descriptor\n");
-		break;
-	case 7:
-		pr_info("- TX (Running): Closing Tx descriptor\n");
-		break;
-	default:
-		break;
-	}
-	return;
-}
-
-/**
- * show_rx_process_state
- * @status: rx descriptor status field
- * Description: it shows the  Receive Process State for CSR5[19:17]
- */
-static void show_rx_process_state(unsigned int status)
-{
-	unsigned int state;
-	state = (status & DMA_STATUS_RS_MASK) >> DMA_STATUS_RS_SHIFT;
-
-	switch (state) {
-	case 0:
-		pr_info("- RX (Stopped): Reset or Stop command\n");
-		break;
-	case 1:
-		pr_info("- RX (Running): Fetching the Rx desc\n");
-		break;
-	case 2:
-		pr_info("- RX (Running):Checking for end of pkt\n");
-		break;
-	case 3:
-		pr_info("- RX (Running): Waiting for Rx pkt\n");
-		break;
-	case 4:
-		pr_info("- RX (Suspended): Unavailable Rx buf\n");
-		break;
-	case 5:
-		pr_info("- RX (Running): Closing Rx descriptor\n");
-		break;
-	case 6:
-		pr_info("- RX(Running): Flushing the current frame"
-		       " from the Rx buf\n");
-		break;
-	case 7:
-		pr_info("- RX (Running): Queuing the Rx frame"
-		       " from the Rx buf into memory\n");
-		break;
-	default:
-		break;
-	}
-	return;
-}
-#endif
-
 /**
  * stmmac_tx:
  * @priv: private driver structure
@@ -748,16 +618,16 @@ static void stmmac_tx(struct stmmac_priv *priv)
 		struct dma_desc *p = priv->dma_tx + entry;
 
 		/* Check if the descriptor is owned by the DMA. */
-		if (priv->mac_type->ops->get_tx_owner(p))
+		if (priv->hw->desc->get_tx_owner(p))
 			break;
 
 		/* Verify tx error by looking at the last segment */
-		last = priv->mac_type->ops->get_tx_ls(p);
+		last = priv->hw->desc->get_tx_ls(p);
 		if (likely(last)) {
 			int tx_error =
-			    priv->mac_type->ops->tx_status(&priv->dev->stats,
-							   &priv->xstats,
-							   p, ioaddr);
+				priv->hw->desc->tx_status(&priv->dev->stats,
+							  &priv->xstats, p,
+							  ioaddr);
 			if (likely(tx_error == 0)) {
 				priv->dev->stats.tx_packets++;
 				priv->xstats.tx_pkt_n++;
@@ -769,7 +639,7 @@ static void stmmac_tx(struct stmmac_priv *priv)
 
 		if (likely(p->des2))
 			dma_unmap_single(priv->device, p->des2,
-					 priv->mac_type->ops->get_tx_len(p),
+					 priv->hw->desc->get_tx_len(p),
 					 DMA_TO_DEVICE);
 		if (unlikely(p->des3))
 			p->des3 = 0;
@@ -790,7 +660,7 @@ static void stmmac_tx(struct stmmac_priv *priv)
 			priv->tx_skbuff[entry] = NULL;
 		}
 
-		priv->mac_type->ops->release_tx_desc(p);
+		priv->hw->desc->release_tx_desc(p);
 
 		entry = (++priv->dirty_tx) % txsize;
 	}
@@ -814,7 +684,7 @@ static inline void stmmac_enable_irq(struct stmmac_priv *priv)
 		priv->tm->timer_start(tmrate);
 	else
 #endif
-	writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
+		priv->hw->dma->enable_dma_irq(priv->dev->base_addr);
 }
 
 static inline void stmmac_disable_irq(struct stmmac_priv *priv)
@@ -824,7 +694,7 @@ static inline void stmmac_disable_irq(struct stmmac_priv *priv)
 		priv->tm->timer_stop();
 	else
 #endif
-	writel(0, priv->dev->base_addr + DMA_INTR_ENA);
+		priv->hw->dma->disable_dma_irq(priv->dev->base_addr);
 }
 
 static int stmmac_has_work(struct stmmac_priv *priv)
@@ -832,7 +702,7 @@ static int stmmac_has_work(struct stmmac_priv *priv)
 	unsigned int has_work = 0;
 	int rxret, tx_work = 0;
 
-	rxret = priv->mac_type->ops->get_rx_owner(priv->dma_rx +
+	rxret = priv->hw->desc->get_rx_owner(priv->dma_rx +
 		(priv->cur_rx % priv->dma_rx_size));
 
 	if (priv->dirty_tx != priv->cur_tx)
@@ -883,12 +753,12 @@ static void stmmac_tx_err(struct stmmac_priv *priv)
 {
 	netif_stop_queue(priv->dev);
 
-	stmmac_dma_stop_tx(priv->dev->base_addr);
+	priv->hw->dma->stop_tx(priv->dev->base_addr);
 	dma_free_tx_skbufs(priv);
-	priv->mac_type->ops->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
+	priv->hw->desc->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
 	priv->dirty_tx = 0;
 	priv->cur_tx = 0;
-	stmmac_dma_start_tx(priv->dev->base_addr);
+	priv->hw->dma->start_tx(priv->dev->base_addr);
 
 	priv->dev->stats.tx_errors++;
 	netif_wake_queue(priv->dev);
@@ -896,95 +766,27 @@ static void stmmac_tx_err(struct stmmac_priv *priv)
 	return;
 }
 
-/**
- * stmmac_dma_interrupt - Interrupt handler for the driver
- * @dev: net device structure
- * Description: Interrupt handler for the driver (DMA).
- */
-static void stmmac_dma_interrupt(struct net_device *dev)
-{
-	unsigned long ioaddr = dev->base_addr;
-	struct stmmac_priv *priv = netdev_priv(dev);
-	/* read the status register (CSR5) */
-	u32 intr_status = readl(ioaddr + DMA_STATUS);
-
-	DBG(intr, INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status);
 
-#ifdef STMMAC_DEBUG
-	/* It displays the DMA transmit process state (CSR5 register) */
-	if (netif_msg_tx_done(priv))
-		show_tx_process_state(intr_status);
-	if (netif_msg_rx_status(priv))
-		show_rx_process_state(intr_status);
-#endif
-	/* ABNORMAL interrupts */
-	if (unlikely(intr_status & DMA_STATUS_AIS)) {
-		DBG(intr, INFO, "CSR5[15] DMA ABNORMAL IRQ: ");
-		if (unlikely(intr_status & DMA_STATUS_UNF)) {
-			DBG(intr, INFO, "transmit underflow\n");
-			if (unlikely(tc != SF_DMA_MODE) && (tc <= 256)) {
-				/* Try to bump up the threshold */
-				tc += 64;
-				priv->mac_type->ops->dma_mode(ioaddr, tc,
-					      SF_DMA_MODE);
-				priv->xstats.threshold = tc;
-			}
-			stmmac_tx_err(priv);
-			priv->xstats.tx_undeflow_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_TJT)) {
-			DBG(intr, INFO, "transmit jabber\n");
-			priv->xstats.tx_jabber_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_OVF)) {
-			DBG(intr, INFO, "recv overflow\n");
-			priv->xstats.rx_overflow_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_RU)) {
-			DBG(intr, INFO, "receive buffer unavailable\n");
-			priv->xstats.rx_buf_unav_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_RPS)) {
-			DBG(intr, INFO, "receive process stopped\n");
-			priv->xstats.rx_process_stopped_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_RWT)) {
-			DBG(intr, INFO, "receive watchdog\n");
-			priv->xstats.rx_watchdog_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_ETI)) {
-			DBG(intr, INFO, "transmit early interrupt\n");
-			priv->xstats.tx_early_irq++;
-		}
-		if (unlikely(intr_status & DMA_STATUS_TPS)) {
-			DBG(intr, INFO, "transmit process stopped\n");
-			priv->xstats.tx_process_stopped_irq++;
-			stmmac_tx_err(priv);
-		}
-		if (unlikely(intr_status & DMA_STATUS_FBI)) {
-			DBG(intr, INFO, "fatal bus error\n");
-			priv->xstats.fatal_bus_error_irq++;
-			stmmac_tx_err(priv);
+static void stmmac_dma_interrupt(struct stmmac_priv *priv)
+{
+	unsigned long ioaddr = priv->dev->base_addr;
+	int status;
+
+	status = priv->hw->dma->dma_interrupt(priv->dev->base_addr,
+					      &priv->xstats);
+	if (likely(status == handle_tx_rx))
+		_stmmac_schedule(priv);
+
+	else if (unlikely(status == tx_hard_error_bump_tc)) {
+		/* Try to bump up the dma threshold on this failure */
+		if (unlikely(tc != SF_DMA_MODE) && (tc <= 256)) {
+			tc += 64;
+			priv->hw->dma->dma_mode(ioaddr, tc, SF_DMA_MODE);
+			priv->xstats.threshold = tc;
 		}
-	}
-
-	/* TX/RX NORMAL interrupts */
-	if (intr_status & DMA_STATUS_NIS) {
-		priv->xstats.normal_irq_n++;
-		if (likely((intr_status & DMA_STATUS_RI) ||
-			 (intr_status & (DMA_STATUS_TI))))
-				_stmmac_schedule(priv);
-	}
-
-	/* Optional hardware blocks, interrupts should be disabled */
-	if (unlikely(intr_status &
-		     (DMA_STATUS_GPI | DMA_STATUS_GMI | DMA_STATUS_GLI)))
-		pr_info("%s: unexpected status %08x\n", __func__, intr_status);
-
-	/* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */
-	writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS);
-
-	DBG(intr, INFO, "\n\n");
+		stmmac_tx_err(priv);
+	} else if (unlikely(status == tx_hard_error))
+		stmmac_tx_err(priv);
 
 	return;
 }
@@ -1058,17 +860,20 @@ static int stmmac_open(struct net_device *dev)
 	init_dma_desc_rings(dev);
 
 	/* DMA initialization and SW reset */
-	if (unlikely(priv->mac_type->ops->dma_init(ioaddr,
-		priv->pbl, priv->dma_tx_phy, priv->dma_rx_phy) < 0)) {
+	if (unlikely(priv->hw->dma->init(ioaddr, priv->pbl, priv->dma_tx_phy,
+					 priv->dma_rx_phy) < 0)) {
 
 		pr_err("%s: DMA initialization failed\n", __func__);
 		return -1;
 	}
 
 	/* Copy the MAC addr into the HW  */
-	priv->mac_type->ops->set_umac_addr(ioaddr, dev->dev_addr, 0);
+	priv->hw->mac->set_umac_addr(ioaddr, dev->dev_addr, 0);
+	/* If required, perform hw setup of the bus. */
+	if (priv->bus_setup)
+		priv->bus_setup(ioaddr);
 	/* Initialize the MAC Core */
-	priv->mac_type->ops->core_init(ioaddr);
+	priv->hw->mac->core_init(ioaddr);
 
 	priv->shutdown = 0;
 
@@ -1089,16 +894,16 @@ static int stmmac_open(struct net_device *dev)
 
 	/* Start the ball rolling... */
 	DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name);
-	stmmac_dma_start_tx(ioaddr);
-	stmmac_dma_start_rx(ioaddr);
+	priv->hw->dma->start_tx(ioaddr);
+	priv->hw->dma->start_rx(ioaddr);
 
 #ifdef CONFIG_STMMAC_TIMER
 	priv->tm->timer_start(tmrate);
 #endif
 	/* Dump DMA/MAC registers */
 	if (netif_msg_hw(priv)) {
-		priv->mac_type->ops->dump_mac_regs(ioaddr);
-		priv->mac_type->ops->dump_dma_regs(ioaddr);
+		priv->hw->mac->dump_regs(ioaddr);
+		priv->hw->dma->dump_regs(ioaddr);
 	}
 
 	if (priv->phydev)
@@ -1142,8 +947,8 @@ static int stmmac_release(struct net_device *dev)
 	free_irq(dev->irq, dev);
 
 	/* Stop TX/RX DMA and clear the descriptors */
-	stmmac_dma_stop_tx(dev->base_addr);
-	stmmac_dma_stop_rx(dev->base_addr);
+	priv->hw->dma->stop_tx(dev->base_addr);
+	priv->hw->dma->stop_rx(dev->base_addr);
 
 	/* Release and free the Rx/Tx resources */
 	free_dma_desc_resources(priv);
@@ -1214,8 +1019,8 @@ static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb,
 		desc->des2 = dma_map_single(priv->device, skb->data,
 					    BUF_SIZE_8KiB, DMA_TO_DEVICE);
 		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
-		priv->mac_type->ops->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB,
-						     csum_insertion);
+		priv->hw->desc->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB,
+						csum_insertion);
 
 		entry = (++priv->cur_tx) % txsize;
 		desc = priv->dma_tx + entry;
@@ -1224,16 +1029,16 @@ static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb,
 					skb->data + BUF_SIZE_8KiB,
 					buf2_size, DMA_TO_DEVICE);
 		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
-		priv->mac_type->ops->prepare_tx_desc(desc, 0,
-						     buf2_size, csum_insertion);
-		priv->mac_type->ops->set_tx_owner(desc);
+		priv->hw->desc->prepare_tx_desc(desc, 0, buf2_size,
+						csum_insertion);
+		priv->hw->desc->set_tx_owner(desc);
 		priv->tx_skbuff[entry] = NULL;
 	} else {
 		desc->des2 = dma_map_single(priv->device, skb->data,
 					nopaged_len, DMA_TO_DEVICE);
 		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
-		priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
-						     csum_insertion);
+		priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len,
+						csum_insertion);
 	}
 	return entry;
 }
@@ -1301,8 +1106,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 		unsigned int nopaged_len = skb_headlen(skb);
 		desc->des2 = dma_map_single(priv->device, skb->data,
 					nopaged_len, DMA_TO_DEVICE);
-		priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
-						     csum_insertion);
+		priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len,
+						csum_insertion);
 	}
 
 	for (i = 0; i < nfrags; i++) {
@@ -1317,21 +1122,20 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 					  frag->page_offset,
 					  len, DMA_TO_DEVICE);
 		priv->tx_skbuff[entry] = NULL;
-		priv->mac_type->ops->prepare_tx_desc(desc, 0, len,
-						     csum_insertion);
-		priv->mac_type->ops->set_tx_owner(desc);
+		priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion);
+		priv->hw->desc->set_tx_owner(desc);
 	}
 
 	/* Interrupt on completition only for the latest segment */
-	priv->mac_type->ops->close_tx_desc(desc);
+	priv->hw->desc->close_tx_desc(desc);
 
 #ifdef CONFIG_STMMAC_TIMER
 	/* Clean IC while using timer */
 	if (likely(priv->tm->enable))
-		priv->mac_type->ops->clear_tx_ic(desc);
+		priv->hw->desc->clear_tx_ic(desc);
 #endif
 	/* To avoid raise condition */
-	priv->mac_type->ops->set_tx_owner(first);
+	priv->hw->desc->set_tx_owner(first);
 
 	priv->cur_tx++;
 
@@ -1353,8 +1157,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	dev->stats.tx_bytes += skb->len;
 
-	/* CSR1 enables the transmit DMA to check for new descriptor */
-	writel(1, dev->base_addr + DMA_XMT_POLL_DEMAND);
+	priv->hw->dma->enable_dma_transmission(dev->base_addr);
 
 	return NETDEV_TX_OK;
 }
@@ -1391,7 +1194,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv)
 			}
 			RX_DBG(KERN_INFO "\trefill entry #%d\n", entry);
 		}
-		priv->mac_type->ops->set_rx_owner(p + entry);
+		priv->hw->desc->set_rx_owner(p + entry);
 	}
 	return;
 }
@@ -1412,7 +1215,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 	}
 #endif
 	count = 0;
-	while (!priv->mac_type->ops->get_rx_owner(p)) {
+	while (!priv->hw->desc->get_rx_owner(p)) {
 		int status;
 
 		if (count >= limit)
@@ -1425,15 +1228,14 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 		prefetch(p_next);
 
 		/* read the status of the incoming frame */
-		status = (priv->mac_type->ops->rx_status(&priv->dev->stats,
-							 &priv->xstats, p));
+		status = (priv->hw->desc->rx_status(&priv->dev->stats,
+						    &priv->xstats, p));
 		if (unlikely(status == discard_frame))
 			priv->dev->stats.rx_errors++;
 		else {
 			struct sk_buff *skb;
 			/* Length should omit the CRC */
-			int frame_len =
-			    priv->mac_type->ops->get_rx_frame_len(p) - 4;
+			int frame_len = priv->hw->desc->get_rx_frame_len(p) - 4;
 
 #ifdef STMMAC_RX_DEBUG
 			if (frame_len > ETH_FRAME_LEN)
@@ -1569,7 +1371,7 @@ static void stmmac_multicast_list(struct net_device *dev)
 	struct stmmac_priv *priv = netdev_priv(dev);
 
 	spin_lock(&priv->lock);
-	priv->mac_type->ops->set_filter(dev);
+	priv->hw->mac->set_filter(dev);
 	spin_unlock(&priv->lock);
 	return;
 }
@@ -1623,9 +1425,10 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id)
 	if (priv->is_gmac) {
 		unsigned long ioaddr = dev->base_addr;
 		/* To handle GMAC own interrupts */
-		priv->mac_type->ops->host_irq_status(ioaddr);
+		priv->hw->mac->host_irq_status(ioaddr);
 	}
-	stmmac_dma_interrupt(dev);
+
+	stmmac_dma_interrupt(priv);
 
 	return IRQ_HANDLED;
 }
@@ -1744,7 +1547,7 @@ static int stmmac_probe(struct net_device *dev)
 	netif_napi_add(dev, &priv->napi, stmmac_poll, 64);
 
 	/* Get the MAC address */
-	priv->mac_type->ops->get_umac_addr(dev->base_addr, dev->dev_addr, 0);
+	priv->hw->mac->get_umac_addr(dev->base_addr, dev->dev_addr, 0);
 
 	if (!is_valid_ether_addr(dev->dev_addr))
 		pr_warning("\tno valid MAC address;"
@@ -1779,16 +1582,16 @@ static int stmmac_mac_device_setup(struct net_device *dev)
 	struct mac_device_info *device;
 
 	if (priv->is_gmac)
-		device = gmac_setup(ioaddr);
+		device = dwmac1000_setup(ioaddr);
 	else
-		device = mac100_setup(ioaddr);
+		device = dwmac100_setup(ioaddr);
 
 	if (!device)
 		return -ENOMEM;
 
-	priv->mac_type = device;
+	priv->hw = device;
 
-	priv->wolenabled = priv->mac_type->hw.pmt;	/* PMT supported */
+	priv->wolenabled = priv->hw->pmt;	/* PMT supported */
 	if (priv->wolenabled == PMT_SUPPORTED)
 		priv->wolopts = WAKE_MAGIC;		/* Magic Frame */
 
@@ -1797,8 +1600,7 @@ static int stmmac_mac_device_setup(struct net_device *dev)
 
 static int stmmacphy_dvr_probe(struct platform_device *pdev)
 {
-	struct plat_stmmacphy_data *plat_dat;
-	plat_dat = (struct plat_stmmacphy_data *)((pdev->dev).platform_data);
+	struct plat_stmmacphy_data *plat_dat = pdev->dev.platform_data;
 
 	pr_debug("stmmacphy_dvr_probe: added phy for bus %d\n",
 	       plat_dat->bus_id);
@@ -1830,9 +1632,7 @@ static struct platform_driver stmmacphy_driver = {
 static int stmmac_associate_phy(struct device *dev, void *data)
 {
 	struct stmmac_priv *priv = (struct stmmac_priv *)data;
-	struct plat_stmmacphy_data *plat_dat;
-
-	plat_dat = (struct plat_stmmacphy_data *)(dev->platform_data);
+	struct plat_stmmacphy_data *plat_dat = dev->platform_data;
 
 	DBG(probe, DEBUG, "%s: checking phy for bus %d\n", __func__,
 		plat_dat->bus_id);
@@ -1922,7 +1722,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
 	priv = netdev_priv(ndev);
 	priv->device = &(pdev->dev);
 	priv->dev = ndev;
-	plat_dat = (struct plat_stmmacenet_data *)((pdev->dev).platform_data);
+	plat_dat = pdev->dev.platform_data;
 	priv->bus_id = plat_dat->bus_id;
 	priv->pbl = plat_dat->pbl;	/* TLI */
 	priv->is_gmac = plat_dat->has_gmac;	/* GMAC is on board */
@@ -1932,6 +1732,11 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
 	/* Set the I/O base addr */
 	ndev->base_addr = (unsigned long)addr;
 
+	/* Verify embedded resource for the platform */
+	ret = stmmac_claim_resource(pdev);
+	if (ret < 0)
+		goto out;
+
 	/* MAC HW revice detection */
 	ret = stmmac_mac_device_setup(ndev);
 	if (ret < 0)
@@ -1952,6 +1757,7 @@ static int stmmac_dvr_probe(struct platform_device *pdev)
 	}
 
 	priv->fix_mac_speed = plat_dat->fix_mac_speed;
+	priv->bus_setup = plat_dat->bus_setup;
 	priv->bsp_priv = plat_dat->bsp_priv;
 
 	pr_info("\t%s - (dev. name: %s - id: %d, IRQ #%d\n"
@@ -1986,12 +1792,13 @@ out:
 static int stmmac_dvr_remove(struct platform_device *pdev)
 {
 	struct net_device *ndev = platform_get_drvdata(pdev);
+	struct stmmac_priv *priv = netdev_priv(ndev);
 	struct resource *res;
 
 	pr_info("%s:\n\tremoving driver", __func__);
 
-	stmmac_dma_stop_rx(ndev->base_addr);
-	stmmac_dma_stop_tx(ndev->base_addr);
+	priv->hw->dma->stop_rx(ndev->base_addr);
+	priv->hw->dma->stop_tx(ndev->base_addr);
 
 	stmmac_mac_disable_rx(ndev->base_addr);
 	stmmac_mac_disable_tx(ndev->base_addr);
@@ -2038,21 +1845,20 @@ static int stmmac_suspend(struct platform_device *pdev, pm_message_t state)
 		napi_disable(&priv->napi);
 
 		/* Stop TX/RX DMA */
-		stmmac_dma_stop_tx(dev->base_addr);
-		stmmac_dma_stop_rx(dev->base_addr);
+		priv->hw->dma->stop_tx(dev->base_addr);
+		priv->hw->dma->stop_rx(dev->base_addr);
 		/* Clear the Rx/Tx descriptors */
-		priv->mac_type->ops->init_rx_desc(priv->dma_rx,
-						  priv->dma_rx_size, dis_ic);
-		priv->mac_type->ops->init_tx_desc(priv->dma_tx,
-						  priv->dma_tx_size);
+		priv->hw->desc->init_rx_desc(priv->dma_rx, priv->dma_rx_size,
+					     dis_ic);
+		priv->hw->desc->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
 
 		stmmac_mac_disable_tx(dev->base_addr);
 
 		if (device_may_wakeup(&(pdev->dev))) {
 			/* Enable Power down mode by programming the PMT regs */
 			if (priv->wolenabled == PMT_SUPPORTED)
-				priv->mac_type->ops->pmt(dev->base_addr,
-							 priv->wolopts);
+				priv->hw->mac->pmt(dev->base_addr,
+						   priv->wolopts);
 		} else {
 			stmmac_mac_disable_rx(dev->base_addr);
 		}
@@ -2093,15 +1899,15 @@ static int stmmac_resume(struct platform_device *pdev)
 	 * from another devices (e.g. serial console). */
 	if (device_may_wakeup(&(pdev->dev)))
 		if (priv->wolenabled == PMT_SUPPORTED)
-			priv->mac_type->ops->pmt(dev->base_addr, 0);
+			priv->hw->mac->pmt(dev->base_addr, 0);
 
 	netif_device_attach(dev);
 
 	/* Enable the MAC and DMA */
 	stmmac_mac_enable_rx(ioaddr);
 	stmmac_mac_enable_tx(ioaddr);
-	stmmac_dma_start_tx(ioaddr);
-	stmmac_dma_start_rx(ioaddr);
+	priv->hw->dma->start_tx(ioaddr);
+	priv->hw->dma->start_rx(ioaddr);
 
 #ifdef CONFIG_STMMAC_TIMER
 	priv->tm->timer_start(tmrate);
diff --git a/drivers/net/stmmac/stmmac_mdio.c b/drivers/net/stmmac/stmmac_mdio.c
index 8498552a22f..fffe1d037fe 100644
--- a/drivers/net/stmmac/stmmac_mdio.c
+++ b/drivers/net/stmmac/stmmac_mdio.c
@@ -24,7 +24,6 @@
   Maintainer: Giuseppe Cavallaro <peppe.cavallaro@st.com>
 *******************************************************************************/
 
-#include <linux/netdevice.h>
 #include <linux/mii.h>
 #include <linux/phy.h>
 
@@ -48,8 +47,8 @@ static int stmmac_mdio_read(struct mii_bus *bus, int phyaddr, int phyreg)
 	struct net_device *ndev = bus->priv;
 	struct stmmac_priv *priv = netdev_priv(ndev);
 	unsigned long ioaddr = ndev->base_addr;
-	unsigned int mii_address = priv->mac_type->hw.mii.addr;
-	unsigned int mii_data = priv->mac_type->hw.mii.data;
+	unsigned int mii_address = priv->hw->mii.addr;
+	unsigned int mii_data = priv->hw->mii.data;
 
 	int data;
 	u16 regValue = (((phyaddr << 11) & (0x0000F800)) |
@@ -80,8 +79,8 @@ static int stmmac_mdio_write(struct mii_bus *bus, int phyaddr, int phyreg,
 	struct net_device *ndev = bus->priv;
 	struct stmmac_priv *priv = netdev_priv(ndev);
 	unsigned long ioaddr = ndev->base_addr;
-	unsigned int mii_address = priv->mac_type->hw.mii.addr;
-	unsigned int mii_data = priv->mac_type->hw.mii.data;
+	unsigned int mii_address = priv->hw->mii.addr;
+	unsigned int mii_data = priv->hw->mii.data;
 
 	u16 value =
 	    (((phyaddr << 11) & (0x0000F800)) | ((phyreg << 6) & (0x000007C0)))
@@ -112,7 +111,7 @@ static int stmmac_mdio_reset(struct mii_bus *bus)
 	struct net_device *ndev = bus->priv;
 	struct stmmac_priv *priv = netdev_priv(ndev);
 	unsigned long ioaddr = ndev->base_addr;
-	unsigned int mii_address = priv->mac_type->hw.mii.addr;
+	unsigned int mii_address = priv->hw->mii.addr;
 
 	if (priv->phy_reset) {
 		pr_debug("stmmac_mdio_reset: calling phy_reset\n");