#include <command.h>
#include <malloc.h>
#include <miiphy.h>
+#include <linux/mdio.h>
#include <linux/mii.h>
#include <asm/blackfin.h>
+#include <asm/clock.h>
+#include <asm/portmux.h>
#include <asm/mach-common/bits/dma.h>
#include <asm/mach-common/bits/emac.h>
#include <asm/mach-common/bits/pll.h>
return 0;
}
-static int bfin_miiphy_read(char *devname, uchar addr, uchar reg, ushort *val)
+static int bfin_miiphy_read(struct mii_dev *bus, int addr, int devad, int reg)
{
+ ushort val = 0;
if (bfin_miiphy_wait())
return 1;
bfin_write_EMAC_STAADD(SET_PHYAD(addr) | SET_REGAD(reg) | STABUSY);
if (bfin_miiphy_wait())
return 1;
- *val = bfin_read_EMAC_STADAT();
- return 0;
+ val = bfin_read_EMAC_STADAT();
+ return val;
}
-static int bfin_miiphy_write(char *devname, uchar addr, uchar reg, ushort val)
+static int bfin_miiphy_write(struct mii_dev *bus, int addr, int devad,
+ int reg, u16 val)
{
if (bfin_miiphy_wait())
return 1;
hang();
memset(dev, 0, sizeof(*dev));
- sprintf(dev->name, "Blackfin EMAC");
+ strcpy(dev->name, "bfin_mac");
dev->iobase = 0;
dev->priv = 0;
dev->halt = bfin_EMAC_halt;
dev->send = bfin_EMAC_send;
dev->recv = bfin_EMAC_recv;
+ dev->write_hwaddr = bfin_EMAC_setup_addr;
eth_register(dev);
#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
- miiphy_register(dev->name, bfin_miiphy_read, bfin_miiphy_write);
+ int retval;
+ struct mii_dev *mdiodev = mdio_alloc();
+ if (!mdiodev)
+ return -ENOMEM;
+ strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
+ mdiodev->read = bfin_miiphy_read;
+ mdiodev->write = bfin_miiphy_write;
+
+ retval = mdio_register(mdiodev);
+ if (retval < 0)
+ return retval;
+
+ dev->priv = mdiodev;
#endif
return 0;
}
-static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
- int length)
+static int bfin_EMAC_send(struct eth_device *dev, void *packet, int length)
{
int i;
int result = 0;
- unsigned int *buf;
- buf = (unsigned int *)packet;
if (length <= 0) {
printf("Ethernet: bad packet size: %d\n", length);
goto out;
}
- if ((*pDMA2_IRQ_STATUS & DMA_ERR) != 0) {
+ if (bfin_read_DMA2_IRQ_STATUS() & DMA_ERR) {
printf("Ethernet: tx DMA error\n");
goto out;
}
- for (i = 0; (*pDMA2_IRQ_STATUS & DMA_RUN) != 0; i++) {
+ for (i = 0; (bfin_read_DMA2_IRQ_STATUS() & DMA_RUN); ++i) {
if (i > TOUT_LOOP) {
puts("Ethernet: tx time out\n");
goto out;
txbuf[txIdx]->FrmData->NoBytes = length;
memcpy(txbuf[txIdx]->FrmData->Dest, (void *)packet, length);
txbuf[txIdx]->Dma[0].START_ADDR = (u32) txbuf[txIdx]->FrmData;
- *pDMA2_NEXT_DESC_PTR = txbuf[txIdx]->Dma;
- *pDMA2_CONFIG = txdmacfg.data;
- *pEMAC_OPMODE |= TE;
+ bfin_write_DMA2_NEXT_DESC_PTR(txbuf[txIdx]->Dma);
+ bfin_write_DMA2_CONFIG(txdmacfg.data);
+ bfin_write_EMAC_OPMODE(bfin_read_EMAC_OPMODE() | TE);
for (i = 0; (txbuf[txIdx]->StatusWord & TX_COMP) == 0; i++) {
if (i > TOUT_LOOP) {
printf("Ethernet: bad frame\n");
break;
}
- NetRxPackets[rxIdx] =
- (volatile uchar *)(rxbuf[rxIdx]->FrmData->Dest);
- NetReceive(NetRxPackets[rxIdx], length - 4);
- *pDMA1_IRQ_STATUS |= DMA_DONE | DMA_ERR;
+
+ debug("%s: len = %d\n", __func__, length - 4);
+
+ net_rx_packets[rxIdx] = rxbuf[rxIdx]->FrmData->Dest;
+ net_process_received_packet(net_rx_packets[rxIdx], length - 4);
+ bfin_write_DMA1_IRQ_STATUS(DMA_DONE | DMA_ERR);
rxbuf[rxIdx]->StatusWord = 0x00000000;
if ((rxIdx + 1) >= PKTBUFSRX)
rxIdx = 0;
/* MDC = SCLK / MDC_freq / 2 - 1 */
#define MDC_FREQ_TO_DIV(mdc_freq) (get_sclk() / (mdc_freq) / 2 - 1)
+#ifndef CONFIG_BFIN_MAC_PINS
+# ifdef CONFIG_RMII
+# define CONFIG_BFIN_MAC_PINS P_RMII0
+# else
+# define CONFIG_BFIN_MAC_PINS P_MII0
+# endif
+#endif
+
static int bfin_miiphy_init(struct eth_device *dev, int *opmode)
{
- u16 phydat;
+ const unsigned short pins[] = CONFIG_BFIN_MAC_PINS;
+ int phydat;
size_t count;
+ struct mii_dev *mdiodev = dev->priv;
/* Enable PHY output */
- *pVR_CTL |= CLKBUFOE;
+ bfin_write_VR_CTL(bfin_read_VR_CTL() | CLKBUFOE);
/* Set all the pins to peripheral mode */
-#ifdef CONFIG_RMII
- /* grab RMII pins */
-# if defined(__ADSPBF51x__)
- *pPORTF_MUX = (*pPORTF_MUX & \
- ~(PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK)) | \
- PORT_x_MUX_3_FUNC_1 | PORT_x_MUX_4_FUNC_1 | PORT_x_MUX_5_FUNC_1;
- *pPORTF_FER |= PF8 | PF9 | PF10 | PF11 | PF12 | PF13 | PF14 | PF15;
- *pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_0_MASK) | PORT_x_MUX_0_FUNC_1;
- *pPORTG_FER |= PG0 | PG1 | PG2;
-# elif defined(__ADSPBF52x__)
- *pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_6_MASK) | PORT_x_MUX_6_FUNC_2;
- *pPORTG_FER |= PG14 | PG15;
- *pPORTH_MUX = (*pPORTH_MUX & ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK)) | \
- PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2;
- *pPORTH_FER |= PH0 | PH1 | PH2 | PH3 | PH4 | PH5 | PH6 | PH7 | PH8;
-# else
- *pPORTH_FER |= PH0 | PH1 | PH4 | PH5 | PH6 | PH8 | PH9 | PH14 | PH15;
-# endif
-#else
- /* grab MII & RMII pins */
-# if defined(__ADSPBF51x__)
- *pPORTF_MUX = (*pPORTF_MUX & \
- ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK)) | \
- PORT_x_MUX_0_FUNC_1 | PORT_x_MUX_1_FUNC_1 | PORT_x_MUX_3_FUNC_1 | PORT_x_MUX_4_FUNC_1 | PORT_x_MUX_5_FUNC_1;
- *pPORTF_FER |= PF0 | PF1 | PF2 | PF3 | PF4 | PF5 | PF6 | PF8 | PF9 | PF10 | PF11 | PF12 | PF13 | PF14 | PF15;
- *pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_0_MASK) | PORT_x_MUX_0_FUNC_1;
- *pPORTG_FER |= PG0 | PG1 | PG2;
-# elif defined(__ADSPBF52x__)
- *pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_6_MASK) | PORT_x_MUX_6_FUNC_2;
- *pPORTG_FER |= PG14 | PG15;
- *pPORTH_MUX = PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2 | PORT_x_MUX_2_FUNC_2;
- *pPORTH_FER = -1; /* all pins */
-# else
- *pPORTH_FER = -1; /* all pins */
-# endif
-#endif
+ peripheral_request_list(pins, "bfin_mac");
/* Odd word alignment for Receive Frame DMA word */
/* Configure checksum support and rcve frame word alignment */
bfin_write_EMAC_SYSCTL(RXDWA | RXCKS | SET_MDCDIV(MDC_FREQ_TO_DIV(CONFIG_PHY_CLOCK_FREQ)));
/* turn on auto-negotiation and wait for link to come up */
- bfin_miiphy_write(dev->name, CONFIG_PHY_ADDR, MII_BMCR, BMCR_ANENABLE);
+ bfin_miiphy_write(mdiodev, CONFIG_PHY_ADDR, MDIO_DEVAD_NONE, MII_BMCR,
+ BMCR_ANENABLE);
count = 0;
while (1) {
++count;
- if (bfin_miiphy_read(dev->name, CONFIG_PHY_ADDR, MII_BMSR, &phydat))
- return -1;
+ phydat = bfin_miiphy_read(mdiodev, CONFIG_PHY_ADDR,
+ MDIO_DEVAD_NONE, MII_BMSR);
+ if (phydat < 0)
+ return phydat;
if (phydat & BMSR_LSTATUS)
break;
if (count > 30000) {
}
/* see what kind of link we have */
- if (bfin_miiphy_read(dev->name, CONFIG_PHY_ADDR, MII_LPA, &phydat))
- return -1;
+ phydat = bfin_miiphy_read(mdiodev, CONFIG_PHY_ADDR, MDIO_DEVAD_NONE,
+ MII_LPA);
+ if (phydat < 0)
+ return phydat;
if (phydat & LPA_DUPLEX)
*opmode = FDMODE;
else
*opmode = 0;
bfin_write_EMAC_MMC_CTL(RSTC | CROLL);
+ bfin_write_EMAC_VLAN1(EMAC_VLANX_DEF_VAL);
+ bfin_write_EMAC_VLAN2(EMAC_VLANX_DEF_VAL);
/* Initialize the TX DMA channel registers */
- *pDMA2_X_COUNT = 0;
- *pDMA2_X_MODIFY = 4;
- *pDMA2_Y_COUNT = 0;
- *pDMA2_Y_MODIFY = 0;
+ bfin_write_DMA2_X_COUNT(0);
+ bfin_write_DMA2_X_MODIFY(4);
+ bfin_write_DMA2_Y_COUNT(0);
+ bfin_write_DMA2_Y_MODIFY(0);
/* Initialize the RX DMA channel registers */
- *pDMA1_X_COUNT = 0;
- *pDMA1_X_MODIFY = 4;
- *pDMA1_Y_COUNT = 0;
- *pDMA1_Y_MODIFY = 0;
+ bfin_write_DMA1_X_COUNT(0);
+ bfin_write_DMA1_X_MODIFY(4);
+ bfin_write_DMA1_Y_COUNT(0);
+ bfin_write_DMA1_Y_MODIFY(0);
return 0;
}
+static int bfin_EMAC_setup_addr(struct eth_device *dev)
+{
+ bfin_write_EMAC_ADDRLO(
+ dev->enetaddr[0] |
+ dev->enetaddr[1] << 8 |
+ dev->enetaddr[2] << 16 |
+ dev->enetaddr[3] << 24
+ );
+ bfin_write_EMAC_ADDRHI(
+ dev->enetaddr[4] |
+ dev->enetaddr[5] << 8
+ );
+ return 0;
+}
+
static int bfin_EMAC_init(struct eth_device *dev, bd_t *bd)
{
u32 opmode;
return -1;
/* Initialize EMAC address */
- bfin_EMAC_setup_addr(dev->enetaddr);
+ bfin_EMAC_setup_addr(dev);
/* Initialize TX and RX buffer */
for (i = 0; i < PKTBUFSRX; i++) {
}
/* Set RX DMA */
- *pDMA1_NEXT_DESC_PTR = rxbuf[0]->Dma;
- *pDMA1_CONFIG = rxbuf[0]->Dma[0].CONFIG_DATA;
+ bfin_write_DMA1_NEXT_DESC_PTR(rxbuf[0]->Dma);
+ bfin_write_DMA1_CONFIG(rxbuf[0]->Dma[0].CONFIG_DATA);
/* Wait MII done */
bfin_miiphy_wait();
opmode |= TE | RMII;
#endif
/* Turn on the EMAC */
- *pEMAC_OPMODE = opmode;
+ bfin_write_EMAC_OPMODE(opmode);
return 0;
}
{
debug("Eth_halt: ......\n");
/* Turn off the EMAC */
- *pEMAC_OPMODE = 0x00000000;
+ bfin_write_EMAC_OPMODE(0);
/* Turn off the EMAC RX DMA */
- *pDMA1_CONFIG = 0x0000;
- *pDMA2_CONFIG = 0x0000;
-
-}
-
-void bfin_EMAC_setup_addr(uchar *enetaddr)
-{
- *pEMAC_ADDRLO =
- enetaddr[0] |
- enetaddr[1] << 8 |
- enetaddr[2] << 16 |
- enetaddr[3] << 24;
- *pEMAC_ADDRHI =
- enetaddr[4] |
- enetaddr[5] << 8;
+ bfin_write_DMA1_CONFIG(0);
+ bfin_write_DMA2_CONFIG(0);
}
ADI_ETHER_BUFFER *SetupRxBuffer(int no)
uchar buf[64];
int i, value = 0;
int length;
+ uint addr;
printf("\n--------");
bfin_EMAC_init(NULL, NULL);
/* construct the package */
- buf[0] = buf[6] = (unsigned char)(*pEMAC_ADDRLO & 0xFF);
- buf[1] = buf[7] = (unsigned char)((*pEMAC_ADDRLO & 0xFF00) >> 8);
- buf[2] = buf[8] = (unsigned char)((*pEMAC_ADDRLO & 0xFF0000) >> 16);
- buf[3] = buf[9] = (unsigned char)((*pEMAC_ADDRLO & 0xFF000000) >> 24);
- buf[4] = buf[10] = (unsigned char)(*pEMAC_ADDRHI & 0xFF);
- buf[5] = buf[11] = (unsigned char)((*pEMAC_ADDRHI & 0xFF00) >> 8);
+ addr = bfin_read_EMAC_ADDRLO();
+ buf[0] = buf[6] = addr;
+ buf[1] = buf[7] = addr >> 8;
+ buf[2] = buf[8] = addr >> 16;
+ buf[3] = buf[9] = addr >> 24;
+ addr = bfin_read_EMAC_ADDRHI();
+ buf[4] = buf[10] = addr;
+ buf[5] = buf[11] = addr >> 8;
buf[12] = 0x08; /* Type: ARP */
buf[13] = 0x06;
buf[14] = 0x00; /* Hardware type: Ethernet */
for (i = 0; i < 42; i++)
buf[i + 22] = i;
printf("--------Send 64 bytes......\n");
- bfin_EMAC_send(NULL, (volatile void *)buf, 64);
+ bfin_EMAC_send(NULL, buf, 64);
for (i = 0; i < 100; i++) {
udelay(10000);
if ((rxbuf[rxIdx]->StatusWord & RX_COMP) != 0) {
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