+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * LPC32xx Ethernet MAC interface driver
- *
- * (C) Copyright 2014 DENX Software Engineering GmbH
- * Written-by: Albert ARIBAUD - 3ADEV <albert.aribaud@3adev.fr>
- */
-
-#include <common.h>
-#include <log.h>
-#include <net.h>
-#include <malloc.h>
-#include <miiphy.h>
-#include <asm/io.h>
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <asm/types.h>
-#include <asm/system.h>
-#include <asm/byteorder.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/config.h>
-
-/*
- * Notes:
- *
- * 1. Unless specified otherwise, all references to tables or paragraphs
- * are to UM10326, "LPC32x0 and LPC32x0/01 User manual".
- *
- * 2. Only bitfield masks/values which are actually used by the driver
- * are defined.
- */
-
-/* a single RX descriptor. The controller has an array of these */
-struct lpc32xx_eth_rxdesc {
- u32 packet; /* Receive packet pointer */
- u32 control; /* Descriptor command status */
-};
-
-#define LPC32XX_ETH_RX_DESC_SIZE (sizeof(struct lpc32xx_eth_rxdesc))
-
-/* RX control bitfields/masks (see Table 330) */
-#define LPC32XX_ETH_RX_CTRL_SIZE_MASK 0x000007FF
-#define LPC32XX_ETH_RX_CTRL_UNUSED 0x7FFFF800
-#define LPC32XX_ETH_RX_CTRL_INTERRUPT 0x80000000
-
-/* a single RX status. The controller has an array of these */
-struct lpc32xx_eth_rxstat {
- u32 statusinfo; /* Transmit Descriptor status */
- u32 statushashcrc; /* Transmit Descriptor CRCs */
-};
-
-#define LPC32XX_ETH_RX_STAT_SIZE (sizeof(struct lpc32xx_eth_rxstat))
-
-/* RX statusinfo bitfields/masks (see Table 333) */
-#define RX_STAT_RXSIZE 0x000007FF
-/* Helper: OR of all errors except RANGE */
-#define RX_STAT_ERRORS 0x1B800000
-
-/* a single TX descriptor. The controller has an array of these */
-struct lpc32xx_eth_txdesc {
- u32 packet; /* Transmit packet pointer */
- u32 control; /* Descriptor control */
-};
-
-#define LPC32XX_ETH_TX_DESC_SIZE (sizeof(struct lpc32xx_eth_txdesc))
-
-/* TX control bitfields/masks (see Table 335) */
-#define TX_CTRL_TXSIZE 0x000007FF
-#define TX_CTRL_LAST 0x40000000
-
-/* a single TX status. The controller has an array of these */
-struct lpc32xx_eth_txstat {
- u32 statusinfo; /* Transmit Descriptor status */
-};
-
-#define LPC32XX_ETH_TX_STAT_SIZE (sizeof(struct lpc32xx_eth_txstat))
-
-/* Ethernet MAC interface registers (see Table 283) */
-struct lpc32xx_eth_registers {
- /* MAC registers - 0x3106_0000 to 0x3106_01FC */
- u32 mac1; /* MAC configuration register 1 */
- u32 mac2; /* MAC configuration register 2 */
- u32 ipgt; /* Back-to-back Inter-Packet Gap reg. */
- u32 ipgr; /* Non-back-to-back IPG register */
- u32 clrt; /* Collision Window / Retry register */
- u32 maxf; /* Maximum Frame register */
- u32 supp; /* Phy Support register */
- u32 test;
- u32 mcfg; /* MII management configuration reg. */
- u32 mcmd; /* MII management command register */
- u32 madr; /* MII management address register */
- u32 mwtd; /* MII management wite data register */
- u32 mrdd; /* MII management read data register */
- u32 mind; /* MII management indicators register */
- u32 reserved1[2];
- u32 sa0; /* Station address register 0 */
- u32 sa1; /* Station address register 1 */
- u32 sa2; /* Station address register 2 */
- u32 reserved2[45];
- /* Control registers */
- u32 command;
- u32 status;
- u32 rxdescriptor;
- u32 rxstatus;
- u32 rxdescriptornumber; /* actually, number MINUS ONE */
- u32 rxproduceindex; /* head of rx desc fifo */
- u32 rxconsumeindex; /* tail of rx desc fifo */
- u32 txdescriptor;
- u32 txstatus;
- u32 txdescriptornumber; /* actually, number MINUS ONE */
- u32 txproduceindex; /* head of rx desc fifo */
- u32 txconsumeindex; /* tail of rx desc fifo */
- u32 reserved3[10];
- u32 tsv0; /* Transmit status vector register 0 */
- u32 tsv1; /* Transmit status vector register 1 */
- u32 rsv; /* Receive status vector register */
- u32 reserved4[3];
- u32 flowcontrolcounter;
- u32 flowcontrolstatus;
- u32 reserved5[34];
- /* RX filter registers - 0x3106_0200 to 0x3106_0FDC */
- u32 rxfilterctrl;
- u32 rxfilterwolstatus;
- u32 rxfilterwolclear;
- u32 reserved6;
- u32 hashfilterl;
- u32 hashfilterh;
- u32 reserved7[882];
- /* Module control registers - 0x3106_0FE0 to 0x3106_0FF8 */
- u32 intstatus; /* Interrupt status register */
- u32 intenable;
- u32 intclear;
- u32 intset;
- u32 reserved8;
- u32 powerdown;
- u32 reserved9;
-};
-
-/* MAC1 register bitfields/masks and offsets (see Table 283) */
-#define MAC1_RECV_ENABLE 0x00000001
-#define MAC1_PASS_ALL_RX_FRAMES 0x00000002
-#define MAC1_SOFT_RESET 0x00008000
-/* Helper: general reset */
-#define MAC1_RESETS 0x0000CF00
-
-/* MAC2 register bitfields/masks and offsets (see Table 284) */
-#define MAC2_FULL_DUPLEX 0x00000001
-#define MAC2_CRC_ENABLE 0x00000010
-#define MAC2_PAD_CRC_ENABLE 0x00000020
-
-/* SUPP register bitfields/masks and offsets (see Table 290) */
-#define SUPP_SPEED 0x00000100
-
-/* MCFG register bitfields/masks and offsets (see Table 292) */
-#define MCFG_RESET_MII_MGMT 0x00008000
-/* divide clock by 28 (see Table 293) */
-#define MCFG_CLOCK_SELECT_DIV28 0x0000001C
-
-/* MADR register bitfields/masks and offsets (see Table 295) */
-#define MADR_REG_MASK 0x0000001F
-#define MADR_PHY_MASK 0x00001F00
-#define MADR_REG_OFFSET 0
-#define MADR_PHY_OFFSET 8
-
-/* MIND register bitfields/masks (see Table 298) */
-#define MIND_BUSY 0x00000001
-
-/* COMMAND register bitfields/masks and offsets (see Table 283) */
-#define COMMAND_RXENABLE 0x00000001
-#define COMMAND_TXENABLE 0x00000002
-#define COMMAND_PASSRUNTFRAME 0x00000040
-#define COMMAND_RMII 0x00000200
-#define COMMAND_FULL_DUPLEX 0x00000400
-/* Helper: general reset */
-#define COMMAND_RESETS 0x00000038
-
-/* STATUS register bitfields/masks and offsets (see Table 283) */
-#define STATUS_RXSTATUS 0x00000001
-#define STATUS_TXSTATUS 0x00000002
-
-/* RXFILTERCTRL register bitfields/masks (see Table 319) */
-#define RXFILTERCTRL_ACCEPTBROADCAST 0x00000002
-#define RXFILTERCTRL_ACCEPTPERFECT 0x00000020
-
-/* Buffers and descriptors */
-
-#define ATTRS(n) __aligned(n)
-
-#define TX_BUF_COUNT 4
-#define RX_BUF_COUNT 4
-
-struct lpc32xx_eth_buffers {
- ATTRS(4) struct lpc32xx_eth_txdesc tx_desc[TX_BUF_COUNT];
- ATTRS(4) struct lpc32xx_eth_txstat tx_stat[TX_BUF_COUNT];
- ATTRS(PKTALIGN) u8 tx_buf[TX_BUF_COUNT*PKTSIZE_ALIGN];
- ATTRS(4) struct lpc32xx_eth_rxdesc rx_desc[RX_BUF_COUNT];
- ATTRS(8) struct lpc32xx_eth_rxstat rx_stat[RX_BUF_COUNT];
- ATTRS(PKTALIGN) u8 rx_buf[RX_BUF_COUNT*PKTSIZE_ALIGN];
-};
-
-/* port device data struct */
-struct lpc32xx_eth_device {
- struct eth_device dev;
- struct lpc32xx_eth_registers *regs;
- struct lpc32xx_eth_buffers *bufs;
- bool phy_rmii;
-};
-
-#define LPC32XX_ETH_DEVICE_SIZE (sizeof(struct lpc32xx_eth_device))
-
-/* generic macros */
-#define to_lpc32xx_eth(_d) container_of(_d, struct lpc32xx_eth_device, dev)
-
-/* timeout for MII polling */
-#define MII_TIMEOUT 10000000
-
-/* limits for PHY and register addresses */
-#define MII_MAX_REG (MADR_REG_MASK >> MADR_REG_OFFSET)
-
-#define MII_MAX_PHY (MADR_PHY_MASK >> MADR_PHY_OFFSET)
-
-#if defined(CONFIG_PHYLIB) || defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
-/*
- * mii_reg_read - miiphy_read callback function.
- *
- * Returns 16bit phy register value, or 0xffff on error
- */
-static int mii_reg_read(struct mii_dev *bus, int phy_adr, int devad,
- int reg_ofs)
-{
- u16 data = 0;
- struct eth_device *dev = eth_get_dev_by_name(bus->name);
- struct lpc32xx_eth_device *dlpc32xx_eth = to_lpc32xx_eth(dev);
- struct lpc32xx_eth_registers *regs = dlpc32xx_eth->regs;
- u32 mind_reg;
- u32 timeout;
-
- /* check parameters */
- if (phy_adr > MII_MAX_PHY) {
- printf("%s:%u: Invalid PHY address %d\n",
- __func__, __LINE__, phy_adr);
- return -EFAULT;
- }
- if (reg_ofs > MII_MAX_REG) {
- printf("%s:%u: Invalid register offset %d\n",
- __func__, __LINE__, reg_ofs);
- return -EFAULT;
- }
-
- /* write the phy and reg addressse into the MII address reg */
- writel((phy_adr << MADR_PHY_OFFSET) | (reg_ofs << MADR_REG_OFFSET),
- ®s->madr);
-
- /* write 1 to the MII command register to cause a read */
- writel(1, ®s->mcmd);
-
- /* wait till the MII is not busy */
- timeout = MII_TIMEOUT;
- do {
- /* read MII indicators register */
- mind_reg = readl(®s->mind);
- if (--timeout == 0)
- break;
- } while (mind_reg & MIND_BUSY);
-
- /* write 0 to the MII command register to finish the read */
- writel(0, ®s->mcmd);
-
- if (timeout == 0) {
- printf("%s:%u: MII busy timeout\n", __func__, __LINE__);
- return -EFAULT;
- }
-
- data = (u16) readl(®s->mrdd);
-
- debug("%s:(adr %d, off %d) => %04x\n", __func__, phy_adr,
- reg_ofs, data);
-
- return data;
-}
-
-/*
- * mii_reg_write - imiiphy_write callback function.
- *
- * Returns 0 if write succeed, -EINVAL on bad parameters
- * -ETIME on timeout
- */
-static int mii_reg_write(struct mii_dev *bus, int phy_adr, int devad,
- int reg_ofs, u16 data)
-{
- struct eth_device *dev = eth_get_dev_by_name(bus->name);
- struct lpc32xx_eth_device *dlpc32xx_eth = to_lpc32xx_eth(dev);
- struct lpc32xx_eth_registers *regs = dlpc32xx_eth->regs;
- u32 mind_reg;
- u32 timeout;
-
- /* check parameters */
- if (phy_adr > MII_MAX_PHY) {
- printf("%s:%u: Invalid PHY address %d\n",
- __func__, __LINE__, phy_adr);
- return -EFAULT;
- }
- if (reg_ofs > MII_MAX_REG) {
- printf("%s:%u: Invalid register offset %d\n",
- __func__, __LINE__, reg_ofs);
- return -EFAULT;
- }
-
- /* write the phy and reg addressse into the MII address reg */
- writel((phy_adr << MADR_PHY_OFFSET) | (reg_ofs << MADR_REG_OFFSET),
- ®s->madr);
-
- /* write data to the MII write register */
- writel(data, ®s->mwtd);
-
- /* wait till the MII is not busy */
- timeout = MII_TIMEOUT;
- do {
- /* read MII indicators register */
- mind_reg = readl(®s->mind);
- if (--timeout == 0)
- break;
- } while (mind_reg & MIND_BUSY);
-
- if (timeout == 0) {
- printf("%s:%u: MII busy timeout\n", __func__,
- __LINE__);
- return -EFAULT;
- }
-
- /*debug("%s:(adr %d, off %d) <= %04x\n", __func__, phy_adr,
- reg_ofs, data);*/
-
- return 0;
-}
-#endif
-
-/*
- * Provide default Ethernet buffers base address if target did not.
- * Locate buffers in SRAM at 0x00001000 to avoid cache issues and
- * maximize throughput.
- */
-#if !defined(CONFIG_LPC32XX_ETH_BUFS_BASE)
-#define CONFIG_LPC32XX_ETH_BUFS_BASE 0x00001000
-#endif
-
-static struct lpc32xx_eth_device lpc32xx_eth = {
- .regs = (struct lpc32xx_eth_registers *)LPC32XX_ETH_BASE,
- .bufs = (struct lpc32xx_eth_buffers *)CONFIG_LPC32XX_ETH_BUFS_BASE,
-#if defined(CONFIG_RMII)
- .phy_rmii = true,
-#endif
-};
-
-#define TX_TIMEOUT 10000
-
-static int lpc32xx_eth_send(struct eth_device *dev, void *dataptr, int datasize)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct lpc32xx_eth_registers *regs = lpc32xx_eth_device->regs;
- struct lpc32xx_eth_buffers *bufs = lpc32xx_eth_device->bufs;
- int timeout, tx_index;
-
- /* time out if transmit descriptor array remains full too long */
- timeout = TX_TIMEOUT;
- while ((readl(®s->status) & STATUS_TXSTATUS) &&
- (readl(®s->txconsumeindex)
- == readl(®s->txproduceindex))) {
- if (timeout-- == 0)
- return -1;
- }
-
- /* determine next transmit packet index to use */
- tx_index = readl(®s->txproduceindex);
-
- /* set up transmit packet */
- memcpy((void *)&bufs->tx_buf[tx_index * PKTSIZE_ALIGN],
- (void *)dataptr, datasize);
- writel(TX_CTRL_LAST | ((datasize - 1) & TX_CTRL_TXSIZE),
- &bufs->tx_desc[tx_index].control);
- writel(0, &bufs->tx_stat[tx_index].statusinfo);
-
- /* pass transmit packet to DMA engine */
- tx_index = (tx_index + 1) % TX_BUF_COUNT;
- writel(tx_index, ®s->txproduceindex);
-
- /* transmission succeeded */
- return 0;
-}
-
-#define RX_TIMEOUT 1000000
-
-static int lpc32xx_eth_recv(struct eth_device *dev)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct lpc32xx_eth_registers *regs = lpc32xx_eth_device->regs;
- struct lpc32xx_eth_buffers *bufs = lpc32xx_eth_device->bufs;
- int timeout, rx_index;
-
- /* time out if receive descriptor array remains empty too long */
- timeout = RX_TIMEOUT;
- while (readl(®s->rxproduceindex) == readl(®s->rxconsumeindex)) {
- if (timeout-- == 0)
- return -1;
- }
-
- /* determine next receive packet index to use */
- rx_index = readl(®s->rxconsumeindex);
-
- /* if data was valid, pass it on */
- if (!(bufs->rx_stat[rx_index].statusinfo & RX_STAT_ERRORS)) {
- net_process_received_packet(
- &(bufs->rx_buf[rx_index * PKTSIZE_ALIGN]),
- (bufs->rx_stat[rx_index].statusinfo
- & RX_STAT_RXSIZE) + 1);
- }
-
- /* pass receive slot back to DMA engine */
- rx_index = (rx_index + 1) % RX_BUF_COUNT;
- writel(rx_index, ®s->rxconsumeindex);
-
- /* reception successful */
- return 0;
-}
-
-static int lpc32xx_eth_write_hwaddr(struct eth_device *dev)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct lpc32xx_eth_registers *regs = lpc32xx_eth_device->regs;
-
- /* Save station address */
- writel((unsigned long) (dev->enetaddr[0] |
- (dev->enetaddr[1] << 8)), ®s->sa2);
- writel((unsigned long) (dev->enetaddr[2] |
- (dev->enetaddr[3] << 8)), ®s->sa1);
- writel((unsigned long) (dev->enetaddr[4] |
- (dev->enetaddr[5] << 8)), ®s->sa0);
-
- return 0;
-}
-
-static int lpc32xx_eth_init(struct eth_device *dev)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct lpc32xx_eth_registers *regs = lpc32xx_eth_device->regs;
- struct lpc32xx_eth_buffers *bufs = lpc32xx_eth_device->bufs;
- int index;
-
- /* Initial MAC initialization */
- writel(MAC1_PASS_ALL_RX_FRAMES, ®s->mac1);
- writel(MAC2_PAD_CRC_ENABLE | MAC2_CRC_ENABLE, ®s->mac2);
- writel(PKTSIZE_ALIGN, ®s->maxf);
-
- /* Retries: 15 (0xF). Collision window: 57 (0x37). */
- writel(0x370F, ®s->clrt);
-
- /* Set IP gap pt 2 to default 0x12 but pt 1 to non-default 0 */
- writel(0x0012, ®s->ipgr);
-
- /* pass runt (smaller than 64 bytes) frames */
- if (lpc32xx_eth_device->phy_rmii)
- writel(COMMAND_PASSRUNTFRAME | COMMAND_RMII, ®s->command);
- else
- writel(COMMAND_PASSRUNTFRAME, ®s->command);
-
- /* Configure Full/Half Duplex mode */
- if (miiphy_duplex(dev->name, CONFIG_PHY_ADDR) == FULL) {
- setbits_le32(®s->mac2, MAC2_FULL_DUPLEX);
- setbits_le32(®s->command, COMMAND_FULL_DUPLEX);
- writel(0x15, ®s->ipgt);
- } else {
- writel(0x12, ®s->ipgt);
- }
-
- /* Configure 100MBit/10MBit mode */
- if (miiphy_speed(dev->name, CONFIG_PHY_ADDR) == _100BASET)
- writel(SUPP_SPEED, ®s->supp);
- else
- writel(0, ®s->supp);
-
- /* Save station address */
- writel((unsigned long) (dev->enetaddr[0] |
- (dev->enetaddr[1] << 8)), ®s->sa2);
- writel((unsigned long) (dev->enetaddr[2] |
- (dev->enetaddr[3] << 8)), ®s->sa1);
- writel((unsigned long) (dev->enetaddr[4] |
- (dev->enetaddr[5] << 8)), ®s->sa0);
-
- /* set up transmit buffers */
- for (index = 0; index < TX_BUF_COUNT; index++) {
- bufs->tx_desc[index].control = 0;
- bufs->tx_stat[index].statusinfo = 0;
- }
- writel((u32)(&bufs->tx_desc), (u32 *)®s->txdescriptor);
- writel((u32)(&bufs->tx_stat), ®s->txstatus);
- writel(TX_BUF_COUNT-1, ®s->txdescriptornumber);
-
- /* set up receive buffers */
- for (index = 0; index < RX_BUF_COUNT; index++) {
- bufs->rx_desc[index].packet =
- (u32) (bufs->rx_buf+index*PKTSIZE_ALIGN);
- bufs->rx_desc[index].control = PKTSIZE_ALIGN - 1;
- bufs->rx_stat[index].statusinfo = 0;
- bufs->rx_stat[index].statushashcrc = 0;
- }
- writel((u32)(&bufs->rx_desc), ®s->rxdescriptor);
- writel((u32)(&bufs->rx_stat), ®s->rxstatus);
- writel(RX_BUF_COUNT-1, ®s->rxdescriptornumber);
-
- /* set up transmit buffers */
- for (index = 0; index < TX_BUF_COUNT; index++)
- bufs->tx_desc[index].packet =
- (u32)(bufs->tx_buf + index * PKTSIZE_ALIGN);
-
- /* Enable broadcast and matching address packets */
- writel(RXFILTERCTRL_ACCEPTBROADCAST |
- RXFILTERCTRL_ACCEPTPERFECT, ®s->rxfilterctrl);
-
- /* Clear and disable interrupts */
- writel(0xFFFF, ®s->intclear);
- writel(0, ®s->intenable);
-
- /* Enable receive and transmit mode of MAC ethernet core */
- setbits_le32(®s->command, COMMAND_RXENABLE | COMMAND_TXENABLE);
- setbits_le32(®s->mac1, MAC1_RECV_ENABLE);
-
- /*
- * Perform a 'dummy' first send to work around Ethernet.1
- * erratum (see ES_LPC3250 rev. 9 dated 1 June 2011).
- * Use zeroed "index" variable as the dummy.
- */
-
- index = 0;
- lpc32xx_eth_send(dev, &index, 4);
-
- return 0;
-}
-
-static int lpc32xx_eth_halt(struct eth_device *dev)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct lpc32xx_eth_registers *regs = lpc32xx_eth_device->regs;
-
- /* Reset all MAC logic */
- writel(MAC1_RESETS, ®s->mac1);
- writel(COMMAND_RESETS, ®s->command);
- /* Let reset condition settle */
- udelay(2000);
-
- return 0;
-}
-
-#if defined(CONFIG_PHYLIB)
-int lpc32xx_eth_phylib_init(struct eth_device *dev, int phyid)
-{
- struct lpc32xx_eth_device *lpc32xx_eth_device =
- container_of(dev, struct lpc32xx_eth_device, dev);
- struct mii_dev *bus;
- struct phy_device *phydev;
- int ret;
-
- bus = mdio_alloc();
- if (!bus) {
- printf("mdio_alloc failed\n");
- return -ENOMEM;
- }
- bus->read = mii_reg_read;
- bus->write = mii_reg_write;
- strcpy(bus->name, dev->name);
-
- ret = mdio_register(bus);
- if (ret) {
- printf("mdio_register failed\n");
- free(bus);
- return -ENOMEM;
- }
-
- if (lpc32xx_eth_device->phy_rmii)
- phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RMII);
- else
- phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_MII);
-
- if (!phydev) {
- printf("phy_connect failed\n");
- return -ENODEV;
- }
-
- phy_config(phydev);
- phy_startup(phydev);
-
- return 0;
-}
-#endif
-
-int lpc32xx_eth_initialize(struct bd_info *bis)
-{
- struct eth_device *dev = &lpc32xx_eth.dev;
- struct lpc32xx_eth_registers *regs = lpc32xx_eth.regs;
-
- /*
- * Set RMII management clock rate. With HCLK at 104 MHz and
- * a divider of 28, this will be 3.72 MHz.
- */
- writel(MCFG_RESET_MII_MGMT, ®s->mcfg);
- writel(MCFG_CLOCK_SELECT_DIV28, ®s->mcfg);
-
- /* Reset all MAC logic */
- writel(MAC1_RESETS, ®s->mac1);
- writel(COMMAND_RESETS, ®s->command);
-
- /* wait 10 ms for the whole I/F to reset */
- udelay(10000);
-
- /* must be less than sizeof(dev->name) */
- strcpy(dev->name, "eth0");
-
- dev->init = (void *)lpc32xx_eth_init;
- dev->halt = (void *)lpc32xx_eth_halt;
- dev->send = (void *)lpc32xx_eth_send;
- dev->recv = (void *)lpc32xx_eth_recv;
- dev->write_hwaddr = (void *)lpc32xx_eth_write_hwaddr;
-
- /* Release SOFT reset to let MII talk to PHY */
- clrbits_le32(®s->mac1, MAC1_SOFT_RESET);
-
- /* register driver before talking to phy */
- eth_register(dev);
-
-#if defined(CONFIG_PHYLIB)
- lpc32xx_eth_phylib_init(dev, CONFIG_PHY_ADDR);
-#elif defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
- int retval;
- struct mii_dev *mdiodev = mdio_alloc();
- if (!mdiodev)
- return -ENOMEM;
- strlcpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
- mdiodev->read = mii_reg_read;
- mdiodev->write = mii_reg_write;
-
- retval = mdio_register(mdiodev);
- if (retval < 0)
- return retval;
-#endif
-
- return 0;
-}
projects / u-boot.git / commitdiff