3 * Marvell Semiconductor <www.marvell.com>
4 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
7 * Ingo Assmus <ingo.assmus@keymile.com>
9 * based on - Driver for MV64360X ethernet ports
10 * Copyright (C) 2002 rabeeh@galileo.co.il
12 * SPDX-License-Identifier: GPL-2.0+
20 #include <asm/errno.h>
21 #include <asm/types.h>
22 #include <asm/system.h>
23 #include <asm/byteorder.h>
24 #include <asm/arch/cpu.h>
26 #if defined(CONFIG_KIRKWOOD)
27 #include <asm/arch/soc.h>
28 #elif defined(CONFIG_ORION5X)
29 #include <asm/arch/orion5x.h>
30 #elif defined(CONFIG_DOVE)
31 #include <asm/arch/dove.h>
36 DECLARE_GLOBAL_DATA_PTR;
38 #ifndef CONFIG_MVGBE_PORTS
39 # define CONFIG_MVGBE_PORTS {0, 0}
42 #define MV_PHY_ADR_REQUEST 0xee
43 #define MVGBE_SMI_REG (((struct mvgbe_registers *)MVGBE0_BASE)->smi)
45 #if defined(CONFIG_PHYLIB) || defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
47 * smi_reg_read - miiphy_read callback function.
49 * Returns 16bit phy register value, or 0xffff on error
51 static int smi_reg_read(struct mii_dev *bus, int phy_adr, int devad,
55 struct eth_device *dev = eth_get_dev_by_name(bus->name);
56 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
57 struct mvgbe_registers *regs = dmvgbe->regs;
61 /* Phyadr read request */
62 if (phy_adr == MV_PHY_ADR_REQUEST &&
63 reg_ofs == MV_PHY_ADR_REQUEST) {
65 data = (u16) (MVGBE_REG_RD(regs->phyadr) & PHYADR_MASK);
68 /* check parameters */
69 if (phy_adr > PHYADR_MASK) {
70 printf("Err..(%s) Invalid PHY address %d\n",
74 if (reg_ofs > PHYREG_MASK) {
75 printf("Err..(%s) Invalid register offset %d\n",
80 timeout = MVGBE_PHY_SMI_TIMEOUT;
81 /* wait till the SMI is not busy */
83 /* read smi register */
84 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
86 printf("Err..(%s) SMI busy timeout\n", __func__);
89 } while (smi_reg & MVGBE_PHY_SMI_BUSY_MASK);
91 /* fill the phy address and regiser offset and read opcode */
92 smi_reg = (phy_adr << MVGBE_PHY_SMI_DEV_ADDR_OFFS)
93 | (reg_ofs << MVGBE_SMI_REG_ADDR_OFFS)
94 | MVGBE_PHY_SMI_OPCODE_READ;
96 /* write the smi register */
97 MVGBE_REG_WR(MVGBE_SMI_REG, smi_reg);
99 /*wait till read value is ready */
100 timeout = MVGBE_PHY_SMI_TIMEOUT;
103 /* read smi register */
104 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
105 if (timeout-- == 0) {
106 printf("Err..(%s) SMI read ready timeout\n",
110 } while (!(smi_reg & MVGBE_PHY_SMI_READ_VALID_MASK));
112 /* Wait for the data to update in the SMI register */
113 for (timeout = 0; timeout < MVGBE_PHY_SMI_TIMEOUT; timeout++)
116 data = (u16) (MVGBE_REG_RD(MVGBE_SMI_REG) & MVGBE_PHY_SMI_DATA_MASK);
118 debug("%s:(adr %d, off %d) value= %04x\n", __func__, phy_adr, reg_ofs,
125 * smi_reg_write - imiiphy_write callback function.
127 * Returns 0 if write succeed, -EINVAL on bad parameters
130 static int smi_reg_write(struct mii_dev *bus, int phy_adr, int devad,
131 int reg_ofs, u16 data)
133 struct eth_device *dev = eth_get_dev_by_name(bus->name);
134 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
135 struct mvgbe_registers *regs = dmvgbe->regs;
139 /* Phyadr write request*/
140 if (phy_adr == MV_PHY_ADR_REQUEST &&
141 reg_ofs == MV_PHY_ADR_REQUEST) {
142 MVGBE_REG_WR(regs->phyadr, data);
146 /* check parameters */
147 if (phy_adr > PHYADR_MASK) {
148 printf("Err..(%s) Invalid phy address\n", __func__);
151 if (reg_ofs > PHYREG_MASK) {
152 printf("Err..(%s) Invalid register offset\n", __func__);
156 /* wait till the SMI is not busy */
157 timeout = MVGBE_PHY_SMI_TIMEOUT;
159 /* read smi register */
160 smi_reg = MVGBE_REG_RD(MVGBE_SMI_REG);
161 if (timeout-- == 0) {
162 printf("Err..(%s) SMI busy timeout\n", __func__);
165 } while (smi_reg & MVGBE_PHY_SMI_BUSY_MASK);
167 /* fill the phy addr and reg offset and write opcode and data */
168 smi_reg = (data << MVGBE_PHY_SMI_DATA_OFFS);
169 smi_reg |= (phy_adr << MVGBE_PHY_SMI_DEV_ADDR_OFFS)
170 | (reg_ofs << MVGBE_SMI_REG_ADDR_OFFS);
171 smi_reg &= ~MVGBE_PHY_SMI_OPCODE_READ;
173 /* write the smi register */
174 MVGBE_REG_WR(MVGBE_SMI_REG, smi_reg);
180 #if defined(CONFIG_PHYLIB)
181 int mvgbe_phy_read(struct mii_dev *bus, int phy_addr, int dev_addr,
186 ret = smi_reg_read(bus->name, phy_addr, reg_addr, &data);
192 int mvgbe_phy_write(struct mii_dev *bus, int phy_addr, int dev_addr,
193 int reg_addr, u16 data)
195 return smi_reg_write(bus->name, phy_addr, reg_addr, data);
199 /* Stop and checks all queues */
200 static void stop_queue(u32 * qreg)
204 reg_data = readl(qreg);
206 if (reg_data & 0xFF) {
207 /* Issue stop command for active channels only */
208 writel((reg_data << 8), qreg);
210 /* Wait for all queue activity to terminate. */
213 * Check port cause register that all queues
216 reg_data = readl(qreg);
218 while (reg_data & 0xFF);
223 * set_access_control - Config address decode parameters for Ethernet unit
225 * This function configures the address decode parameters for the Gigabit
226 * Ethernet Controller according the given parameters struct.
228 * @regs Register struct pointer.
229 * @param Address decode parameter struct.
231 static void set_access_control(struct mvgbe_registers *regs,
232 struct mvgbe_winparam *param)
236 /* Set access control register */
237 access_prot_reg = MVGBE_REG_RD(regs->epap);
238 /* clear window permission */
239 access_prot_reg &= (~(3 << (param->win * 2)));
240 access_prot_reg |= (param->access_ctrl << (param->win * 2));
241 MVGBE_REG_WR(regs->epap, access_prot_reg);
243 /* Set window Size reg (SR) */
244 MVGBE_REG_WR(regs->barsz[param->win].size,
245 (((param->size / 0x10000) - 1) << 16));
247 /* Set window Base address reg (BA) */
248 MVGBE_REG_WR(regs->barsz[param->win].bar,
249 (param->target | param->attrib | param->base_addr));
250 /* High address remap reg (HARR) */
252 MVGBE_REG_WR(regs->ha_remap[param->win], param->high_addr);
254 /* Base address enable reg (BARER) */
255 if (param->enable == 1)
256 MVGBE_REG_BITS_RESET(regs->bare, (1 << param->win));
258 MVGBE_REG_BITS_SET(regs->bare, (1 << param->win));
261 static void set_dram_access(struct mvgbe_registers *regs)
263 struct mvgbe_winparam win_param;
266 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
267 /* Set access parameters for DRAM bank i */
268 win_param.win = i; /* Use Ethernet window i */
269 /* Window target - DDR */
270 win_param.target = MVGBE_TARGET_DRAM;
271 /* Enable full access */
272 win_param.access_ctrl = EWIN_ACCESS_FULL;
273 win_param.high_addr = 0;
274 /* Get bank base and size */
275 win_param.base_addr = gd->bd->bi_dram[i].start;
276 win_param.size = gd->bd->bi_dram[i].size;
277 if (win_param.size == 0)
278 win_param.enable = 0;
280 win_param.enable = 1; /* Enable the access */
282 /* Enable DRAM bank */
285 win_param.attrib = EBAR_DRAM_CS0;
288 win_param.attrib = EBAR_DRAM_CS1;
291 win_param.attrib = EBAR_DRAM_CS2;
294 win_param.attrib = EBAR_DRAM_CS3;
297 /* invalid bank, disable access */
298 win_param.enable = 0;
299 win_param.attrib = 0;
302 /* Set the access control for address window(EPAPR) RD/WR */
303 set_access_control(regs, &win_param);
308 * port_init_mac_tables - Clear all entrance in the UC, SMC and OMC tables
310 * Go through all the DA filter tables (Unicast, Special Multicast & Other
311 * Multicast) and set each entry to 0.
313 static void port_init_mac_tables(struct mvgbe_registers *regs)
317 /* Clear DA filter unicast table (Ex_dFUT) */
318 for (table_index = 0; table_index < 4; ++table_index)
319 MVGBE_REG_WR(regs->dfut[table_index], 0);
321 for (table_index = 0; table_index < 64; ++table_index) {
322 /* Clear DA filter special multicast table (Ex_dFSMT) */
323 MVGBE_REG_WR(regs->dfsmt[table_index], 0);
324 /* Clear DA filter other multicast table (Ex_dFOMT) */
325 MVGBE_REG_WR(regs->dfomt[table_index], 0);
330 * port_uc_addr - This function Set the port unicast address table
332 * This function locates the proper entry in the Unicast table for the
333 * specified MAC nibble and sets its properties according to function
335 * This function add/removes MAC addresses from the port unicast address
338 * @uc_nibble Unicast MAC Address last nibble.
339 * @option 0 = Add, 1 = remove address.
341 * RETURN: 1 if output succeeded. 0 if option parameter is invalid.
343 static int port_uc_addr(struct mvgbe_registers *regs, u8 uc_nibble,
350 /* Locate the Unicast table entry */
351 uc_nibble = (0xf & uc_nibble);
352 /* Register offset from unicast table base */
353 tbl_offset = (uc_nibble / 4);
354 /* Entry offset within the above register */
355 reg_offset = uc_nibble % 4;
358 case REJECT_MAC_ADDR:
360 * Clear accepts frame bit at specified unicast
363 unicast_reg = MVGBE_REG_RD(regs->dfut[tbl_offset]);
364 unicast_reg &= (0xFF << (8 * reg_offset));
365 MVGBE_REG_WR(regs->dfut[tbl_offset], unicast_reg);
367 case ACCEPT_MAC_ADDR:
368 /* Set accepts frame bit at unicast DA filter table entry */
369 unicast_reg = MVGBE_REG_RD(regs->dfut[tbl_offset]);
370 unicast_reg &= (0xFF << (8 * reg_offset));
371 unicast_reg |= ((0x01 | (RXUQ << 1)) << (8 * reg_offset));
372 MVGBE_REG_WR(regs->dfut[tbl_offset], unicast_reg);
381 * port_uc_addr_set - This function Set the port Unicast address.
383 static void port_uc_addr_set(struct mvgbe_registers *regs, u8 * p_addr)
388 mac_l = (p_addr[4] << 8) | (p_addr[5]);
389 mac_h = (p_addr[0] << 24) | (p_addr[1] << 16) | (p_addr[2] << 8) |
392 MVGBE_REG_WR(regs->macal, mac_l);
393 MVGBE_REG_WR(regs->macah, mac_h);
395 /* Accept frames of this address */
396 port_uc_addr(regs, p_addr[5], ACCEPT_MAC_ADDR);
400 * mvgbe_init_rx_desc_ring - Curve a Rx chain desc list and buffer in memory.
402 static void mvgbe_init_rx_desc_ring(struct mvgbe_device *dmvgbe)
404 struct mvgbe_rxdesc *p_rx_desc;
407 /* initialize the Rx descriptors ring */
408 p_rx_desc = dmvgbe->p_rxdesc;
409 for (i = 0; i < RINGSZ; i++) {
411 MVGBE_BUFFER_OWNED_BY_DMA | MVGBE_RX_EN_INTERRUPT;
412 p_rx_desc->buf_size = PKTSIZE_ALIGN;
413 p_rx_desc->byte_cnt = 0;
414 p_rx_desc->buf_ptr = dmvgbe->p_rxbuf + i * PKTSIZE_ALIGN;
415 if (i == (RINGSZ - 1))
416 p_rx_desc->nxtdesc_p = dmvgbe->p_rxdesc;
418 p_rx_desc->nxtdesc_p = (struct mvgbe_rxdesc *)
419 ((u32) p_rx_desc + MV_RXQ_DESC_ALIGNED_SIZE);
420 p_rx_desc = p_rx_desc->nxtdesc_p;
423 dmvgbe->p_rxdesc_curr = dmvgbe->p_rxdesc;
426 static int mvgbe_init(struct eth_device *dev)
428 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
429 struct mvgbe_registers *regs = dmvgbe->regs;
430 #if (defined(CONFIG_MII) || defined(CONFIG_CMD_MII)) && \
431 !defined(CONFIG_PHYLIB) && \
432 defined(CONFIG_SYS_FAULT_ECHO_LINK_DOWN)
436 mvgbe_init_rx_desc_ring(dmvgbe);
438 /* Clear the ethernet port interrupts */
439 MVGBE_REG_WR(regs->ic, 0);
440 MVGBE_REG_WR(regs->ice, 0);
441 /* Unmask RX buffer and TX end interrupt */
442 MVGBE_REG_WR(regs->pim, INT_CAUSE_UNMASK_ALL);
443 /* Unmask phy and link status changes interrupts */
444 MVGBE_REG_WR(regs->peim, INT_CAUSE_UNMASK_ALL_EXT);
446 set_dram_access(regs);
447 port_init_mac_tables(regs);
448 port_uc_addr_set(regs, dmvgbe->dev.enetaddr);
450 /* Assign port configuration and command. */
451 MVGBE_REG_WR(regs->pxc, PRT_CFG_VAL);
452 MVGBE_REG_WR(regs->pxcx, PORT_CFG_EXTEND_VALUE);
453 MVGBE_REG_WR(regs->psc0, PORT_SERIAL_CONTROL_VALUE);
455 /* Assign port SDMA configuration */
456 MVGBE_REG_WR(regs->sdc, PORT_SDMA_CFG_VALUE);
457 MVGBE_REG_WR(regs->tqx[0].qxttbc, QTKNBKT_DEF_VAL);
458 MVGBE_REG_WR(regs->tqx[0].tqxtbc,
459 (QMTBS_DEF_VAL << 16) | QTKNRT_DEF_VAL);
460 /* Turn off the port/RXUQ bandwidth limitation */
461 MVGBE_REG_WR(regs->pmtu, 0);
463 /* Set maximum receive buffer to 9700 bytes */
464 MVGBE_REG_WR(regs->psc0, MVGBE_MAX_RX_PACKET_9700BYTE
465 | (MVGBE_REG_RD(regs->psc0) & MRU_MASK));
467 /* Enable port initially */
468 MVGBE_REG_BITS_SET(regs->psc0, MVGBE_SERIAL_PORT_EN);
471 * Set ethernet MTU for leaky bucket mechanism to 0 - this will
472 * disable the leaky bucket mechanism .
474 MVGBE_REG_WR(regs->pmtu, 0);
476 /* Assignment of Rx CRDB of given RXUQ */
477 MVGBE_REG_WR(regs->rxcdp[RXUQ], (u32) dmvgbe->p_rxdesc_curr);
478 /* ensure previous write is done before enabling Rx DMA */
480 /* Enable port Rx. */
481 MVGBE_REG_WR(regs->rqc, (1 << RXUQ));
483 #if (defined(CONFIG_MII) || defined(CONFIG_CMD_MII)) && \
484 !defined(CONFIG_PHYLIB) && \
485 defined(CONFIG_SYS_FAULT_ECHO_LINK_DOWN)
486 /* Wait up to 5s for the link status */
487 for (i = 0; i < 5; i++) {
490 miiphy_read(dev->name, MV_PHY_ADR_REQUEST,
491 MV_PHY_ADR_REQUEST, &phyadr);
492 /* Return if we get link up */
493 if (miiphy_link(dev->name, phyadr))
498 printf("No link on %s\n", dev->name);
504 static int mvgbe_halt(struct eth_device *dev)
506 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
507 struct mvgbe_registers *regs = dmvgbe->regs;
509 /* Disable all gigE address decoder */
510 MVGBE_REG_WR(regs->bare, 0x3f);
512 stop_queue(®s->tqc);
513 stop_queue(®s->rqc);
516 MVGBE_REG_BITS_RESET(regs->psc0, MVGBE_SERIAL_PORT_EN);
517 /* Set port is not reset */
518 MVGBE_REG_BITS_RESET(regs->psc1, 1 << 4);
519 #ifdef CONFIG_SYS_MII_MODE
520 /* Set MMI interface up */
521 MVGBE_REG_BITS_RESET(regs->psc1, 1 << 3);
523 /* Disable & mask ethernet port interrupts */
524 MVGBE_REG_WR(regs->ic, 0);
525 MVGBE_REG_WR(regs->ice, 0);
526 MVGBE_REG_WR(regs->pim, 0);
527 MVGBE_REG_WR(regs->peim, 0);
532 static int mvgbe_write_hwaddr(struct eth_device *dev)
534 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
535 struct mvgbe_registers *regs = dmvgbe->regs;
537 /* Programs net device MAC address after initialization */
538 port_uc_addr_set(regs, dmvgbe->dev.enetaddr);
542 static int mvgbe_send(struct eth_device *dev, void *dataptr, int datasize)
544 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
545 struct mvgbe_registers *regs = dmvgbe->regs;
546 struct mvgbe_txdesc *p_txdesc = dmvgbe->p_txdesc;
547 void *p = (void *)dataptr;
551 /* Copy buffer if it's misaligned */
552 if ((u32) dataptr & 0x07) {
553 if (datasize > PKTSIZE_ALIGN) {
554 printf("Non-aligned data too large (%d)\n",
559 memcpy(dmvgbe->p_aligned_txbuf, p, datasize);
560 p = dmvgbe->p_aligned_txbuf;
563 p_txdesc->cmd_sts = MVGBE_ZERO_PADDING | MVGBE_GEN_CRC;
564 p_txdesc->cmd_sts |= MVGBE_TX_FIRST_DESC | MVGBE_TX_LAST_DESC;
565 p_txdesc->cmd_sts |= MVGBE_BUFFER_OWNED_BY_DMA;
566 p_txdesc->cmd_sts |= MVGBE_TX_EN_INTERRUPT;
567 p_txdesc->buf_ptr = (u8 *) p;
568 p_txdesc->byte_cnt = datasize;
570 /* Set this tc desc as zeroth TXUQ */
571 txuq0_reg_addr = (u32)®s->tcqdp[TXUQ];
572 writel((u32) p_txdesc, txuq0_reg_addr);
574 /* ensure tx desc writes above are performed before we start Tx DMA */
577 /* Apply send command using zeroth TXUQ */
578 MVGBE_REG_WR(regs->tqc, (1 << TXUQ));
581 * wait for packet xmit completion
583 cmd_sts = readl(&p_txdesc->cmd_sts);
584 while (cmd_sts & MVGBE_BUFFER_OWNED_BY_DMA) {
585 /* return fail if error is detected */
586 if ((cmd_sts & (MVGBE_ERROR_SUMMARY | MVGBE_TX_LAST_FRAME)) ==
587 (MVGBE_ERROR_SUMMARY | MVGBE_TX_LAST_FRAME) &&
588 cmd_sts & (MVGBE_UR_ERROR | MVGBE_RL_ERROR)) {
589 printf("Err..(%s) in xmit packet\n", __func__);
592 cmd_sts = readl(&p_txdesc->cmd_sts);
597 static int mvgbe_recv(struct eth_device *dev)
599 struct mvgbe_device *dmvgbe = to_mvgbe(dev);
600 struct mvgbe_rxdesc *p_rxdesc_curr = dmvgbe->p_rxdesc_curr;
603 u32 rxdesc_curr_addr;
605 /* wait untill rx packet available or timeout */
607 if (timeout < MVGBE_PHY_SMI_TIMEOUT)
610 debug("%s time out...\n", __func__);
613 } while (readl(&p_rxdesc_curr->cmd_sts) & MVGBE_BUFFER_OWNED_BY_DMA);
615 if (p_rxdesc_curr->byte_cnt != 0) {
616 debug("%s: Received %d byte Packet @ 0x%x (cmd_sts= %08x)\n",
617 __func__, (u32) p_rxdesc_curr->byte_cnt,
618 (u32) p_rxdesc_curr->buf_ptr,
619 (u32) p_rxdesc_curr->cmd_sts);
623 * In case received a packet without first/last bits on
624 * OR the error summary bit is on,
625 * the packets needs to be dropeed.
627 cmd_sts = readl(&p_rxdesc_curr->cmd_sts);
630 (MVGBE_RX_FIRST_DESC | MVGBE_RX_LAST_DESC))
631 != (MVGBE_RX_FIRST_DESC | MVGBE_RX_LAST_DESC)) {
633 printf("Err..(%s) Dropping packet spread on"
634 " multiple descriptors\n", __func__);
636 } else if (cmd_sts & MVGBE_ERROR_SUMMARY) {
638 printf("Err..(%s) Dropping packet with errors\n",
642 /* !!! call higher layer processing */
643 debug("%s: Sending Received packet to"
644 " upper layer (net_process_received_packet)\n",
647 /* let the upper layer handle the packet */
648 net_process_received_packet((p_rxdesc_curr->buf_ptr +
650 (int)(p_rxdesc_curr->byte_cnt -
654 * free these descriptors and point next in the ring
656 p_rxdesc_curr->cmd_sts =
657 MVGBE_BUFFER_OWNED_BY_DMA | MVGBE_RX_EN_INTERRUPT;
658 p_rxdesc_curr->buf_size = PKTSIZE_ALIGN;
659 p_rxdesc_curr->byte_cnt = 0;
661 rxdesc_curr_addr = (u32)&dmvgbe->p_rxdesc_curr;
662 writel((unsigned)p_rxdesc_curr->nxtdesc_p, rxdesc_curr_addr);
667 #if defined(CONFIG_PHYLIB)
668 int mvgbe_phylib_init(struct eth_device *dev, int phyid)
671 struct phy_device *phydev;
676 printf("mdio_alloc failed\n");
679 bus->read = mvgbe_phy_read;
680 bus->write = mvgbe_phy_write;
681 strcpy(bus->name, dev->name);
683 ret = mdio_register(bus);
685 printf("mdio_register failed\n");
690 /* Set phy address of the port */
691 mvgbe_phy_write(bus, MV_PHY_ADR_REQUEST, 0, MV_PHY_ADR_REQUEST, phyid);
693 phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RGMII);
695 printf("phy_connect failed\n");
706 int mvgbe_initialize(bd_t *bis)
708 struct mvgbe_device *dmvgbe;
709 struct eth_device *dev;
711 u8 used_ports[MAX_MVGBE_DEVS] = CONFIG_MVGBE_PORTS;
713 for (devnum = 0; devnum < MAX_MVGBE_DEVS; devnum++) {
714 /*skip if port is configured not to use */
715 if (used_ports[devnum] == 0)
718 dmvgbe = malloc(sizeof(struct mvgbe_device));
723 memset(dmvgbe, 0, sizeof(struct mvgbe_device));
726 (struct mvgbe_rxdesc *)memalign(PKTALIGN,
727 MV_RXQ_DESC_ALIGNED_SIZE*RINGSZ + 1);
729 if (!dmvgbe->p_rxdesc)
732 dmvgbe->p_rxbuf = (u8 *) memalign(PKTALIGN,
733 RINGSZ*PKTSIZE_ALIGN + 1);
735 if (!dmvgbe->p_rxbuf)
738 dmvgbe->p_aligned_txbuf = memalign(8, PKTSIZE_ALIGN);
740 if (!dmvgbe->p_aligned_txbuf)
743 dmvgbe->p_txdesc = (struct mvgbe_txdesc *) memalign(
744 PKTALIGN, sizeof(struct mvgbe_txdesc) + 1);
746 if (!dmvgbe->p_txdesc) {
747 free(dmvgbe->p_aligned_txbuf);
749 free(dmvgbe->p_rxbuf);
751 free(dmvgbe->p_rxdesc);
755 printf("Err.. %s Failed to allocate memory\n",
762 /* must be less than sizeof(dev->name) */
763 sprintf(dev->name, "egiga%d", devnum);
767 dmvgbe->regs = (void *)MVGBE0_BASE;
769 #if defined(MVGBE1_BASE)
771 dmvgbe->regs = (void *)MVGBE1_BASE;
774 default: /* this should never happen */
775 printf("Err..(%s) Invalid device number %d\n",
780 dev->init = (void *)mvgbe_init;
781 dev->halt = (void *)mvgbe_halt;
782 dev->send = (void *)mvgbe_send;
783 dev->recv = (void *)mvgbe_recv;
784 dev->write_hwaddr = (void *)mvgbe_write_hwaddr;
788 #if defined(CONFIG_PHYLIB)
789 mvgbe_phylib_init(dev, PHY_BASE_ADR + devnum);
790 #elif defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
792 struct mii_dev *mdiodev = mdio_alloc();
795 strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
796 mdiodev->read = smi_reg_read;
797 mdiodev->write = smi_reg_write;
799 retval = mdio_register(mdiodev);
802 /* Set phy address of the port */
803 miiphy_write(dev->name, MV_PHY_ADR_REQUEST,
804 MV_PHY_ADR_REQUEST, PHY_BASE_ADR + devnum);