Ejemplo n.º 1
0
static int zynq_gem_probe(struct udevice *dev)
{
	void *bd_space;
	struct zynq_gem_priv *priv = dev_get_priv(dev);
	int ret;

	/* Align rxbuffers to ARCH_DMA_MINALIGN */
	priv->rxbuffers = memalign(ARCH_DMA_MINALIGN, RX_BUF * PKTSIZE_ALIGN);
	memset(priv->rxbuffers, 0, RX_BUF * PKTSIZE_ALIGN);

	/* Align bd_space to MMU_SECTION_SHIFT */
	bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE);
	mmu_set_region_dcache_behaviour((phys_addr_t)bd_space,
					BD_SPACE, DCACHE_OFF);

	/* Initialize the bd spaces for tx and rx bd's */
	priv->tx_bd = (struct emac_bd *)bd_space;
	priv->rx_bd = (struct emac_bd *)((ulong)bd_space + BD_SEPRN_SPACE);

	priv->bus = mdio_alloc();
	priv->bus->read = zynq_gem_miiphy_read;
	priv->bus->write = zynq_gem_miiphy_write;
	priv->bus->priv = priv;
	strcpy(priv->bus->name, "gem");

	ret = mdio_register(priv->bus);
	if (ret)
		return ret;

	zynq_phy_init(dev);

	return 0;
}
Ejemplo n.º 2
0
struct mii_dev *fec_get_miibus(uint32_t base_addr, int dev_id)
{
	struct ethernet_regs *eth = (struct ethernet_regs *)base_addr;
	struct mii_dev *bus;
	int ret;

	bus = mdio_alloc();
	if (!bus) {
		printf("mdio_alloc failed\n");
		return NULL;
	}
	bus->read = fec_phy_read;
	bus->write = fec_phy_write;
	bus->priv = eth;
	fec_set_dev_name(bus->name, dev_id);

	ret = mdio_register(bus);
	if (ret) {
		printf("mdio_register failed\n");
		free(bus);
		return NULL;
	}
	fec_mii_setspeed(eth);
	return bus;
}
Ejemplo n.º 3
0
static int t1024qds_mdio_init(char *realbusname, u8 muxval)
{
	struct t1024qds_mdio *pmdio;
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate t1024qds MDIO bus\n");
		return -1;
	}

	pmdio = malloc(sizeof(*pmdio));
	if (!pmdio) {
		printf("Failed to allocate t1024qds private data\n");
		free(bus);
		return -1;
	}

	bus->read = t1024qds_mdio_read;
	bus->write = t1024qds_mdio_write;
	bus->reset = t1024qds_mdio_reset;
	strcpy(bus->name, t1024qds_mdio_name_for_muxval(muxval));

	pmdio->realbus = miiphy_get_dev_by_name(realbusname);

	if (!pmdio->realbus) {
		printf("No bus with name %s\n", realbusname);
		free(bus);
		free(pmdio);
		return -1;
	}

	pmdio->muxval = muxval;
	bus->priv = pmdio;
	return mdio_register(bus);
}
Ejemplo n.º 4
0
static int super_hydra_mdio_init(char *realbusname, char *fakebusname)
{
	struct super_hydra_mdio *hmdio;
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate Hydra MDIO bus\n");
		return -1;
	}

	hmdio = malloc(sizeof(*hmdio));
	if (!hmdio) {
		printf("Failed to allocate Hydra private data\n");
		free(bus);
		return -1;
	}

	bus->read = super_hydra_mdio_read;
	bus->write = super_hydra_mdio_write;
	bus->reset = super_hydra_mdio_reset;
	strcpy(bus->name, fakebusname);

	hmdio->realbus = miiphy_get_dev_by_name(realbusname);

	if (!hmdio->realbus) {
		printf("No bus with name %s\n", realbusname);
		free(bus);
		free(hmdio);
		return -1;
	}

	bus->priv = hmdio;

	return mdio_register(bus);
}
Ejemplo n.º 5
0
static int mvneta_probe(struct udevice *dev)
{
	struct eth_pdata *pdata = dev_get_platdata(dev);
	struct mvneta_port *pp = dev_get_priv(dev);
	void *blob = (void *)gd->fdt_blob;
	int node = dev->of_offset;
	struct mii_dev *bus;
	unsigned long addr;
	void *bd_space;

	/*
	 * Allocate buffer area for descs and rx_buffers. This is only
	 * done once for all interfaces. As only one interface can
	 * be active. Make this area DMA save by disabling the D-cache
	 */
	if (!buffer_loc.tx_descs) {
		/* Align buffer area for descs and rx_buffers to 1MiB */
		bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE);
		mmu_set_region_dcache_behaviour((phys_addr_t)bd_space, BD_SPACE,
						DCACHE_OFF);
		buffer_loc.tx_descs = (struct mvneta_tx_desc *)bd_space;
		buffer_loc.rx_descs = (struct mvneta_rx_desc *)
			((phys_addr_t)bd_space +
			 MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc));
		buffer_loc.rx_buffers = (phys_addr_t)
			(bd_space +
			 MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc) +
			 MVNETA_MAX_RXD * sizeof(struct mvneta_rx_desc));
	}

	pp->base = (void __iomem *)pdata->iobase;

	/* Configure MBUS address windows */
	if (of_device_is_compatible(dev, "marvell,armada-3700-neta"))
		mvneta_bypass_mbus_windows(pp);
	else
		mvneta_conf_mbus_windows(pp);

	/* PHY interface is already decoded in mvneta_ofdata_to_platdata() */
	pp->phy_interface = pdata->phy_interface;

	/* Now read phyaddr from DT */
	addr = fdtdec_get_int(blob, node, "phy", 0);
	addr = fdt_node_offset_by_phandle(blob, addr);
	pp->phyaddr = fdtdec_get_int(blob, addr, "reg", 0);

	bus = mdio_alloc();
	if (!bus) {
		printf("Failed to allocate MDIO bus\n");
		return -ENOMEM;
	}

	bus->read = mvneta_mdio_read;
	bus->write = mvneta_mdio_write;
	snprintf(bus->name, sizeof(bus->name), dev->name);
	bus->priv = (void *)pp;
	pp->bus = bus;

	return mdio_register(bus);
}
Ejemplo n.º 6
0
static int ls1021a_mdio_init(char *realbusname, char *fakebusname)
{
	struct ls1021a_mdio *lsmdio;
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate LS102xA MDIO bus\n");
		return -1;
	}

	lsmdio = malloc(sizeof(*lsmdio));
	if (!lsmdio) {
		printf("Failed to allocate LS102xA private data\n");
		free(bus);
		return -1;
	}

	bus->read = ls1021a_mdio_read;
	bus->write = ls1021a_mdio_write;
	bus->reset = ls1021a_mdio_reset;
	sprintf(bus->name, fakebusname);

	lsmdio->realbus = miiphy_get_dev_by_name(realbusname);

	if (!lsmdio->realbus) {
		printf("No bus with name %s\n", realbusname);
		free(bus);
		free(lsmdio);
		return -1;
	}

	bus->priv = lsmdio;

	return mdio_register(bus);
}
/*
 * This function initializes the EMAC hardware.
 */
int keystone2_emac_initialize(struct eth_priv_t *eth_priv)
{
	int res;
	struct eth_device *dev;
	struct phy_device *phy_dev;

	dev = malloc(sizeof(struct eth_device));
	if (dev == NULL)
		return -1;

	memset(dev, 0, sizeof(struct eth_device));

	strcpy(dev->name, eth_priv->int_name);
	dev->priv = eth_priv;

	keystone2_eth_read_mac_addr(dev);

	dev->iobase		= 0;
	dev->init		= keystone2_eth_open;
	dev->halt		= keystone2_eth_close;
	dev->send		= keystone2_eth_send_packet;
	dev->recv		= keystone2_eth_rcv_packet;
#ifdef CONFIG_MCAST_TFTP
	dev->mcast		= keystone2_eth_bcast_addr;
#endif

	eth_register(dev);

	/* Register MDIO bus if it's not registered yet */
	if (!mdio_bus) {
		mdio_bus	= mdio_alloc();
		mdio_bus->read	= keystone2_mdio_read;
		mdio_bus->write	= keystone2_mdio_write;
		mdio_bus->reset	= keystone2_mdio_reset;
		mdio_bus->priv	= (void *)EMAC_MDIO_BASE_ADDR;
		sprintf(mdio_bus->name, "ethernet-mdio");

		res = mdio_register(mdio_bus);
		if (res)
			return res;
	}

#ifndef CONFIG_SOC_K2G
	keystone2_net_serdes_setup();
#endif

	/* Create phy device and bind it with driver */
#ifdef CONFIG_KSNET_MDIO_PHY_CONFIG_ENABLE
	phy_dev = phy_connect(mdio_bus, eth_priv->phy_addr,
			      dev, eth_priv->phy_if);
	phy_config(phy_dev);
#else
	phy_dev = phy_find_by_mask(mdio_bus, 1 << eth_priv->phy_addr,
				   eth_priv->phy_if);
	phy_dev->dev = dev;
#endif
	eth_priv->phy_dev = phy_dev;

	return 0;
}
Ejemplo n.º 8
0
int fm_memac_mdio_init(bd_t *bis, struct memac_mdio_info *info)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate FM TGEC MDIO bus\n");
		return -1;
	}

	bus->read = memac_mdio_read;
	bus->write = memac_mdio_write;
	bus->reset = memac_mdio_reset;
	sprintf(bus->name, info->name);

	bus->priv = info->regs;

	/*
	 * On some platforms like B4860, default value of MDIO_CLK_DIV bits
	 * in mdio_stat(mdio_cfg) register generates MDIO clock too high
	 * (much higher than 2.5MHz), violating the IEEE specs.
	 * On other platforms like T1040, default value of MDIO_CLK_DIV bits
	 * is zero, so MDIO clock is disabled.
	 * So, for proper functioning of MDIO, MDIO_CLK_DIV bits needs to
	 * be properly initialized.
	 * NEG bit default should be '1' as per FMAN-v3 RM, but on platform
	 * like T2080QDS, this bit default is '0', which leads to MDIO failure
	 * on XAUI PHY, so set this bit definitely.
	 */
	setbits_be32(&((struct memac_mdio_controller *)info->regs)->mdio_stat,
		     MDIO_STAT_CLKDIV(258) | MDIO_STAT_NEG);

	return mdio_register(bus);
}
Ejemplo n.º 9
0
int xilinx_ll_temac_mdio_initialize(bd_t *bis, struct ll_temac_mdio_info *info)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate LL_TEMAC MDIO bus: %s\n",
				info->name);
		return -1;
	}

	bus->read = ll_temac_phy_read;
	bus->write = ll_temac_phy_write;
	bus->reset = NULL;

	/* use given name or generate its own unique name */
	if (info->name) {
		strncpy(bus->name, info->name, MDIO_NAME_LEN);
	} else {
		snprintf(bus->name, MDIO_NAME_LEN, "lltemii.%p", info->regs);
		info->name = bus->name;
	}

	bus->priv = info->regs;

	ll_temac_mdio_setup(bus);
	return mdio_register(bus);
}
Ejemplo n.º 10
0
int macb_eth_initialize(int id, void *regs, unsigned int phy_addr)
{
	struct macb_device *macb;
	struct eth_device *netdev;

	macb = malloc(sizeof(struct macb_device));
	if (!macb) {
		printf("Error: Failed to allocate memory for MACB%d\n", id);
		return -1;
	}
	memset(macb, 0, sizeof(struct macb_device));

	netdev = &macb->netdev;

	macb->regs = regs;
	macb->phy_addr = phy_addr;

	if (macb_is_gem(macb))
		sprintf(netdev->name, "gmac%d", id);
	else
		sprintf(netdev->name, "macb%d", id);

	netdev->init = macb_init;
	netdev->halt = macb_halt;
	netdev->send = macb_send;
	netdev->recv = macb_recv;
	netdev->write_hwaddr = macb_write_hwaddr;

	_macb_eth_initialize(macb);

	eth_register(netdev);

#if defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
	int retval;
	struct mii_dev *mdiodev = mdio_alloc();
	if (!mdiodev)
		return -ENOMEM;
	strncpy(mdiodev->name, netdev->name, MDIO_NAME_LEN);
	mdiodev->read = macb_miiphy_read;
	mdiodev->write = macb_miiphy_write;

	retval = mdio_register(mdiodev);
	if (retval < 0)
		return retval;
	macb->bus = miiphy_get_dev_by_name(netdev->name);
#endif
	return 0;
}
Ejemplo n.º 11
0
int ipq_phy_mdio_init(char *name)
{
	struct mii_dev *bus = mdio_alloc();

	if(!bus) {
		printf("Failed to allocate IPQ MDIO bus\n");
		return -1;
	}

	bus->read = ipq_phy_read;
	bus->write = ipq_phy_write;
	bus->reset = NULL;
	sprintf(bus->name, name);

	return mdio_register(bus);
}
Ejemplo n.º 12
0
static int tse_mdio_init(const char *name, struct altera_tse_priv *priv)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate MDIO bus\n");
		return -ENOMEM;
	}

	bus->read = tse_mdio_read;
	bus->write = tse_mdio_write;
	snprintf(bus->name, sizeof(bus->name), "%s", name);

	bus->priv = (void *)priv;

	return mdio_register(bus);
}
Ejemplo n.º 13
0
static int dw_mdio_init(const char *name, struct eth_mac_regs *mac_regs_p)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate MDIO bus\n");
		return -ENOMEM;
	}

	bus->read = dw_mdio_read;
	bus->write = dw_mdio_write;
	snprintf(bus->name, sizeof(bus->name), "%s", name);

	bus->priv = (void *)mac_regs_p;

	return mdio_register(bus);
}
Ejemplo n.º 14
0
int fm_tgec_mdio_init(bd_t *bis, struct tgec_mdio_info *info)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate FM TGEC MDIO bus\n");
		return -1;
	}

	bus->read = tgec_mdio_read;
	bus->write = tgec_mdio_write;
	bus->reset = tgec_mdio_reset;
	sprintf(bus->name, info->name);

	bus->priv = info->regs;

	return mdio_register(bus);
}
Ejemplo n.º 15
0
static int pch_gbe_mdio_init(const char *name, struct pch_gbe_regs *mac_regs)
{
	struct mii_dev *bus;

	bus = mdio_alloc();
	if (!bus) {
		debug("pch_gbe: failed to allocate MDIO bus\n");
		return -ENOMEM;
	}

	bus->read = pch_gbe_mdio_read;
	bus->write = pch_gbe_mdio_write;
	strcpy(bus->name, name);

	bus->priv = (void *)mac_regs;

	return mdio_register(bus);
}
Ejemplo n.º 16
0
int ihs_mdio_init(struct ihs_mdio_info *info)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate FSL MDIO bus\n");
		return -1;
	}

	bus->read = ihs_mdio_read;
	bus->write = ihs_mdio_write;
	bus->reset = ihs_mdio_reset;
	sprintf(bus->name, info->name);

	bus->priv = info;

	return mdio_register(bus);
}
Ejemplo n.º 17
0
static int axi_emac_probe(struct udevice *dev)
{
	struct axidma_priv *priv = dev_get_priv(dev);
	int ret;

	priv->bus = mdio_alloc();
	priv->bus->read = axiemac_miiphy_read;
	priv->bus->write = axiemac_miiphy_write;
	priv->bus->priv = priv;
	strcpy(priv->bus->name, "axi_emac");

	ret = mdio_register(priv->bus);
	if (ret)
		return ret;

	axiemac_phy_init(dev);

	return 0;
}
Ejemplo n.º 18
0
static int macb_eth_probe(struct udevice *dev)
{
	struct eth_pdata *pdata = dev_get_platdata(dev);
	struct macb_device *macb = dev_get_priv(dev);
	const char *phy_mode;
	__maybe_unused int ret;

	phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode",
			       NULL);
	if (phy_mode)
		macb->phy_interface = phy_get_interface_by_name(phy_mode);
	if (macb->phy_interface == -1) {
		debug("%s: Invalid PHY interface '%s'\n", __func__, phy_mode);
		return -EINVAL;
	}

	macb->regs = (void *)pdata->iobase;

#ifdef CONFIG_CLK
	ret = macb_enable_clk(dev);
	if (ret)
		return ret;
#endif

	_macb_eth_initialize(macb);

#if defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
	macb->bus = mdio_alloc();
	if (!macb->bus)
		return -ENOMEM;
	strncpy(macb->bus->name, dev->name, MDIO_NAME_LEN);
	macb->bus->read = macb_miiphy_read;
	macb->bus->write = macb_miiphy_write;

	ret = mdio_register(macb->bus);
	if (ret < 0)
		return ret;
	macb->bus = miiphy_get_dev_by_name(dev->name);
#endif

	return 0;
}
Ejemplo n.º 19
0
static int dw_mdio_init(const char *name, void *priv)
{
	struct mii_dev *bus = mdio_alloc();

	if (!bus) {
		printf("Failed to allocate MDIO bus\n");
		return -ENOMEM;
	}

	bus->read = dw_mdio_read;
	bus->write = dw_mdio_write;
	snprintf(bus->name, sizeof(bus->name), "%s", name);
#if defined(CONFIG_DM_ETH) && defined(CONFIG_DM_GPIO)
	bus->reset = dw_mdio_reset;
#endif

	bus->priv = priv;

	return mdio_register(bus);
}
Ejemplo n.º 20
0
int fec_initialize(bd_t *bis)
{
	struct eth_device* dev;
	int i;

	for (i = 0; i < ARRAY_SIZE(ether_fcc_info); i++)
	{
		dev = (struct eth_device*) malloc(sizeof *dev);
		memset(dev, 0, sizeof *dev);

		sprintf(dev->name, "FCC%d",
			ether_fcc_info[i].ether_index + 1);
		dev->priv   = &ether_fcc_info[i];
		dev->init   = fec_init;
		dev->halt   = fec_halt;
		dev->send   = fec_send;
		dev->recv   = fec_recv;

		eth_register(dev);

#if (defined(CONFIG_MII) || defined(CONFIG_CMD_MII)) \
		&& defined(CONFIG_BITBANGMII)
		int retval;
		struct mii_dev *mdiodev = mdio_alloc();
		if (!mdiodev)
			return -ENOMEM;
		strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
		mdiodev->read = bb_miiphy_read;
		mdiodev->write = bb_miiphy_write;

		retval = mdio_register(mdiodev);
		if (retval < 0)
			return retval;
#endif
	}

	return 1;
}
Ejemplo n.º 21
0
int bfin_EMAC_initialize(bd_t *bis)
{
	struct eth_device *dev;
	dev = malloc(sizeof(*dev));
	if (dev == NULL)
		hang();

	memset(dev, 0, sizeof(*dev));
	strcpy(dev->name, "bfin_mac");

	dev->iobase = 0;
	dev->priv = 0;
	dev->init = bfin_EMAC_init;
	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)
	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;
}
Ejemplo n.º 22
0
int mvgbe_phylib_init(struct eth_device *dev, int phyid)
{
	struct mii_dev *bus;
	struct phy_device *phydev;
	int ret;

	bus = mdio_alloc();
	if (!bus) {
		printf("mdio_alloc failed\n");
		return -ENOMEM;
	}
	bus->read = mvgbe_phy_read;
	bus->write = mvgbe_phy_write;
	sprintf(bus->name, dev->name);

	ret = mdio_register(bus);
	if (ret) {
		printf("mdio_register failed\n");
		free(bus);
		return -ENOMEM;
	}

	/* Set phy address of the port */
	mvgbe_phy_write(bus, MV_PHY_ADR_REQUEST, 0, MV_PHY_ADR_REQUEST, phyid);

	phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RGMII);
	if (!phydev) {
		printf("phy_connect failed\n");
		return -ENODEV;
	}

	phy_config(phydev);
	phy_startup(phydev);

	return 0;
}
Ejemplo n.º 23
0
static int fec_probe(bd_t *bd, int dev_id, int phy_id, uint32_t base_addr)
{
	struct eth_device *edev;
	struct fec_priv *fec;
	struct mii_dev *bus;
	unsigned char ethaddr[6];
	uint32_t start;
	int ret = 0;

	/* create and fill edev struct */
	edev = (struct eth_device *)malloc(sizeof(struct eth_device));
	if (!edev) {
		puts("fec_mxc: not enough malloc memory for eth_device\n");
		ret = -ENOMEM;
		goto err1;
	}

	fec = (struct fec_priv *)malloc(sizeof(struct fec_priv));
	if (!fec) {
		puts("fec_mxc: not enough malloc memory for fec_priv\n");
		ret = -ENOMEM;
		goto err2;
	}

	memset(edev, 0, sizeof(*edev));
	memset(fec, 0, sizeof(*fec));

	edev->priv = fec;
	edev->init = fec_init;
	edev->send = fec_send;
	edev->recv = fec_recv;
	edev->halt = fec_halt;
	edev->write_hwaddr = fec_set_hwaddr;

	fec->eth = (struct ethernet_regs *)base_addr;
	fec->bd = bd;

	fec->xcv_type = CONFIG_FEC_XCV_TYPE;

	/* Reset chip. */
	writel(readl(&fec->eth->ecntrl) | FEC_ECNTRL_RESET, &fec->eth->ecntrl);
	start = get_timer(0);
	while (readl(&fec->eth->ecntrl) & FEC_ECNTRL_RESET) {
		if (get_timer(start) > (CONFIG_SYS_HZ * 5)) {
			printf("FEC MXC: Timeout reseting chip\n");
			goto err3;
		}
		udelay(10);
	}

	/*
	 * Set interrupt mask register
	 */
	writel(0x00000000, &fec->eth->imask);

	/*
	 * Clear FEC-Lite interrupt event register(IEVENT)
	 */
	writel(0xffffffff, &fec->eth->ievent);

	/*
	 * Set FEC-Lite receive control register(R_CNTRL):
	 */
	/*
	 * Frame length=1518; MII mode;
	 */
	writel((PKTSIZE << FEC_RCNTRL_MAX_FL_SHIFT) | FEC_RCNTRL_FCE |
		FEC_RCNTRL_MII_MODE, &fec->eth->r_cntrl);
	fec_mii_setspeed(fec);

	if (dev_id == -1) {
		sprintf(edev->name, "FEC");
		fec->dev_id = 0;
	} else {
		sprintf(edev->name, "FEC%i", dev_id);
		fec->dev_id = dev_id;
	}
	fec->phy_id = phy_id;

	bus = mdio_alloc();
	if (!bus) {
		printf("mdio_alloc failed\n");
		ret = -ENOMEM;
		goto err3;
	}
	bus->read = fec_phy_read;
	bus->write = fec_phy_write;
	sprintf(bus->name, edev->name);
#ifdef	CONFIG_MX28
	/*
	 * The i.MX28 has two ethernet interfaces, but they are not equal.
	 * Only the first one can access the MDIO bus.
	 */
	bus->priv = (struct ethernet_regs *)MXS_ENET0_BASE;
#else
	bus->priv = fec->eth;
#endif
	ret = mdio_register(bus);
	if (ret) {
		printf("mdio_register failed\n");
		free(bus);
		ret = -ENOMEM;
		goto err3;
	}
	fec->bus = bus;
	eth_register(edev);

	if (fec_get_hwaddr(edev, dev_id, ethaddr) == 0) {
		debug("got MAC%d address from fuse: %pM\n", dev_id, ethaddr);
		memcpy(edev->enetaddr, ethaddr, 6);
	}
	/* Configure phy */
	fec_eth_phy_config(edev);
	return ret;

err3:
	free(fec);
err2:
	free(edev);
err1:
	return ret;
}
Ejemplo n.º 24
0
/*
 * This function initializes the emac hardware. It does NOT initialize
 * EMAC modules power or pin multiplexors, that is done by board_init()
 * much earlier in bootup process. Returns 1 on success, 0 otherwise.
 */
int davinci_emac_initialize(void)
{
	u_int32_t	phy_id;
	u_int16_t	tmp;
	int		i;
	int		ret;
	struct eth_device *dev;

	dev = malloc(sizeof *dev);

	if (dev == NULL)
		return -1;

	memset(dev, 0, sizeof *dev);
	strcpy(dev->name, "DaVinci-EMAC");

	dev->iobase = 0;
	dev->init = davinci_eth_open;
	dev->halt = davinci_eth_close;
	dev->send = davinci_eth_send_packet;
	dev->recv = davinci_eth_rcv_packet;
	dev->write_hwaddr = davinci_eth_set_mac_addr;

	eth_register(dev);

	davinci_eth_mdio_enable();

	/* let the EMAC detect the PHYs */
	udelay(5000);

	for (i = 0; i < 256; i++) {
		if (readl(&adap_mdio->ALIVE))
			break;
		udelay(1000);
	}

	if (i >= 256) {
		printf("No ETH PHY detected!!!\n");
		return(0);
	}

	/* Find if PHY(s) is/are connected */
	ret = davinci_eth_phy_detect();
	if (!ret)
		return(0);
	else
		debug_emac(" %d ETH PHY detected\n", ret);

	/* Get PHY ID and initialize phy_ops for a detected PHY */
	for (i = 0; i < num_phy; i++) {
		if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID1,
							&tmp)) {
			active_phy_addr[i] = 0xff;
			continue;
		}

		phy_id = (tmp << 16) & 0xffff0000;

		if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID2,
							&tmp)) {
			active_phy_addr[i] = 0xff;
			continue;
		}

		phy_id |= tmp & 0x0000ffff;

		switch (phy_id) {
#ifdef PHY_KSZ8873
		case PHY_KSZ8873:
			sprintf(phy[i].name, "KSZ8873 @ 0x%02x",
						active_phy_addr[i]);
			phy[i].init = ksz8873_init_phy;
			phy[i].is_phy_connected = ksz8873_is_phy_connected;
			phy[i].get_link_speed = ksz8873_get_link_speed;
			phy[i].auto_negotiate = ksz8873_auto_negotiate;
			break;
#endif
#ifdef PHY_LXT972
		case PHY_LXT972:
			sprintf(phy[i].name, "LXT972 @ 0x%02x",
						active_phy_addr[i]);
			phy[i].init = lxt972_init_phy;
			phy[i].is_phy_connected = lxt972_is_phy_connected;
			phy[i].get_link_speed = lxt972_get_link_speed;
			phy[i].auto_negotiate = lxt972_auto_negotiate;
			break;
#endif
#ifdef PHY_DP83848
		case PHY_DP83848:
			sprintf(phy[i].name, "DP83848 @ 0x%02x",
						active_phy_addr[i]);
			phy[i].init = dp83848_init_phy;
			phy[i].is_phy_connected = dp83848_is_phy_connected;
			phy[i].get_link_speed = dp83848_get_link_speed;
			phy[i].auto_negotiate = dp83848_auto_negotiate;
			break;
#endif
#ifdef PHY_ET1011C
		case PHY_ET1011C:
			sprintf(phy[i].name, "ET1011C @ 0x%02x",
						active_phy_addr[i]);
			phy[i].init = gen_init_phy;
			phy[i].is_phy_connected = gen_is_phy_connected;
			phy[i].get_link_speed = et1011c_get_link_speed;
			phy[i].auto_negotiate = gen_auto_negotiate;
			break;
#endif
		default:
			sprintf(phy[i].name, "GENERIC @ 0x%02x",
						active_phy_addr[i]);
			phy[i].init = gen_init_phy;
			phy[i].is_phy_connected = gen_is_phy_connected;
			phy[i].get_link_speed = gen_get_link_speed;
			phy[i].auto_negotiate = gen_auto_negotiate;
		}

		debug("Ethernet PHY: %s\n", phy[i].name);

		int retval;
		struct mii_dev *mdiodev = mdio_alloc();
		if (!mdiodev)
			return -ENOMEM;
		strncpy(mdiodev->name, phy[i].name, MDIO_NAME_LEN);
		mdiodev->read = davinci_mii_phy_read;
		mdiodev->write = davinci_mii_phy_write;

		retval = mdio_register(mdiodev);
		if (retval < 0)
			return retval;
#ifdef DAVINCI_EMAC_GIG_ENABLE
#define PHY_CONF_REG	22
		/* Enable PHY to clock out TX_CLK */
		davinci_eth_phy_read(active_phy_addr[i], PHY_CONF_REG, &tmp);
		tmp |= PHY_CONF_TXCLKEN;
		davinci_eth_phy_write(active_phy_addr[i], PHY_CONF_REG, tmp);
		davinci_eth_phy_read(active_phy_addr[i], PHY_CONF_REG, &tmp);
#endif
	}

#if defined(CONFIG_TI816X) || (defined(CONFIG_DRIVER_TI_EMAC_USE_RMII) && \
		defined(CONFIG_MACH_DAVINCI_DA850_EVM) && \
			!defined(CONFIG_DRIVER_TI_EMAC_RMII_NO_NEGOTIATE))
	for (i = 0; i < num_phy; i++) {
		if (phy[i].is_phy_connected(i))
			phy[i].auto_negotiate(i);
	}
#endif
	return(1);
}
Ejemplo n.º 25
0
int fec_init(unsigned phy_mask, struct enet* enet)
{
	struct eth_device *edev;
    struct phy_device *phydev;
	struct mii_dev *bus;
	int ret = 0;
    struct eth_device _eth;
	/* create and fill edev struct */
	edev = &_eth;
	memset(edev, 0, sizeof(*edev));

	edev->priv = (void*)enet;
	edev->write_hwaddr = NULL;

    /* Alocate the mdio bus */
	bus = mdio_alloc();
	if (!bus) {
		return -1;
	}
	bus->read = fec_phy_read;
	bus->write = fec_phy_write;
	bus->priv = enet;
	strcpy(bus->name, edev->name);
	ret = mdio_register(bus);
	if (ret) {
		free(bus);
		return -1;
	}

    /****** Configure phy ******/
    phydev = phy_connect_by_mask(bus, phy_mask, edev, PHY_INTERFACE_MODE_RGMII);
    if (!phydev) {
        return -1;
    }

    /* min rx data delay */
    ksz9021_phy_extended_write(phydev, MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW, 0x0);
    /* min tx data delay */
    ksz9021_phy_extended_write(phydev, MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW, 0x0);
    /* max rx/tx clock delay, min rx/tx control */
    ksz9021_phy_extended_write(phydev, MII_KSZ9021_EXT_RGMII_CLOCK_SKEW, 0xf0f0);
    ksz9021_config(phydev);

	/* Start up the PHY */
	ret = ksz9021_startup(phydev);
	if (ret) {
		printf("Could not initialize PHY %s\n", phydev->dev->name);
		return ret;
	}

    printf("\n  * Link speed: %4i Mbps, ", phydev->speed);
    if(phydev->duplex == DUPLEX_FULL){
        enet_set_speed(enet, phydev->speed, 1);
        printf("full-duplex *\n");
    }else{
        enet_set_speed(enet, phydev->speed, 0);
        printf("half-duplex *\n");
    }

    udelay(100000);
    return 0;
}
Ejemplo n.º 26
0
static int ks2_eth_probe(struct udevice *dev)
{
	struct ks2_eth_priv *priv = dev_get_priv(dev);
	struct mii_dev *mdio_bus;
	int ret;

	priv->dev = dev;

	/* These clock enables has to be moved to common location */
	if (cpu_is_k2g())
		writel(KS2_ETHERNET_RGMII, KS2_ETHERNET_CFG);

	/* By default, select PA PLL clock as PA clock source */
#ifndef CONFIG_SOC_K2G
	if (psc_enable_module(KS2_LPSC_PA))
		return -EACCES;
#endif
	if (psc_enable_module(KS2_LPSC_CPGMAC))
		return -EACCES;
	if (psc_enable_module(KS2_LPSC_CRYPTO))
		return -EACCES;

	if (cpu_is_k2e() || cpu_is_k2l())
		pll_pa_clk_sel();


	priv->net_rx_buffs.buff_ptr = rx_buffs;
	priv->net_rx_buffs.num_buffs = RX_BUFF_NUMS;
	priv->net_rx_buffs.buff_len = RX_BUFF_LEN;

	if (priv->slave_port == 1) {
		/*
		 * Register MDIO bus for slave 0 only, other slave have
		 * to re-use the same
		 */
		mdio_bus = mdio_alloc();
		if (!mdio_bus) {
			error("MDIO alloc failed\n");
			return -ENOMEM;
		}
		priv->mdio_bus = mdio_bus;
		mdio_bus->read	= keystone2_mdio_read;
		mdio_bus->write	= keystone2_mdio_write;
		mdio_bus->reset	= keystone2_mdio_reset;
		mdio_bus->priv	= priv->mdio_base;
		sprintf(mdio_bus->name, "ethernet-mdio");

		ret = mdio_register(mdio_bus);
		if (ret) {
			error("MDIO bus register failed\n");
			return ret;
		}
	} else {
		/* Get the MDIO bus from slave 0 device */
		struct ks2_eth_priv *parent_priv;

		parent_priv = dev_get_priv(dev->parent);
		priv->mdio_bus = parent_priv->mdio_bus;
	}

#ifndef CONFIG_SOC_K2G
	keystone2_net_serdes_setup();
#endif

	priv->netcp_pktdma = &netcp_pktdma;

	if (priv->has_mdio) {
		priv->phydev = phy_connect(priv->mdio_bus, priv->phy_addr,
					   dev, priv->phy_if);
		phy_config(priv->phydev);
	}

	return 0;
}
Ejemplo n.º 27
0
int bcm_sf2_eth_register(bd_t *bis, u8 dev_num)
{
	struct eth_device *dev;
	struct eth_info *eth;
	int rc;

	dev = (struct eth_device *)malloc(sizeof(struct eth_device));
	if (dev == NULL) {
		error("%s: Not enough memory!\n", __func__);
		return -1;
	}

	eth = (struct eth_info *)malloc(sizeof(struct eth_info));
	if (eth == NULL) {
		error("%s: Not enough memory!\n", __func__);
		return -1;
	}

	printf(banner);

	memset(dev, 0, sizeof(*dev));
	sprintf(dev->name, "%s_%s-%hu", BCM_SF2_ETH_DEV_NAME,
		BCM_SF2_ETH_MAC_NAME, dev_num);

	dev->priv = (void *)eth;
	dev->iobase = 0;

	dev->init = bcm_sf2_eth_open;
	dev->halt = bcm_sf2_eth_close;
	dev->send = bcm_sf2_eth_send;
	dev->recv = bcm_sf2_eth_receive;
	dev->write_hwaddr = bcm_sf2_eth_write_hwaddr;

#ifdef CONFIG_BCM_SF2_ETH_GMAC
	if (gmac_add(dev)) {
		free(eth);
		free(dev);
		error("%s: Adding GMAC failed!\n", __func__);
		return -1;
	}
#else
#error "bcm_sf2_eth: NEED to register a MAC!"
#endif

	eth_register(dev);

#ifdef CONFIG_CMD_MII
	int retval;
	struct mii_dev *mdiodev = mdio_alloc();

	if (!mdiodev)
		return -ENOMEM;
	strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
	mdiodev->read = eth->miiphy_read;
	mdiodev->write = eth->miiphy_write;

	retval = mdio_register(mdiodev);
	if (retval < 0)
		return retval;
#endif

	/* Initialization */
	debug("Ethernet initialization ...");

	rc = bcm_sf2_eth_init(dev);
	if (rc != 0) {
		error("%s: configuration failed!\n", __func__);
		return -1;
	}

	printf("Basic ethernet functionality initialized\n");

	return 0;
}
Ejemplo n.º 28
0
Archivo: uec.c Proyecto: eesuda/u-boot
int uec_initialize(bd_t *bis, uec_info_t *uec_info)
{
	struct eth_device	*dev;
	int			i;
	uec_private_t		*uec;
	int			err;

	dev = (struct eth_device *)malloc(sizeof(struct eth_device));
	if (!dev)
		return 0;
	memset(dev, 0, sizeof(struct eth_device));

	/* Allocate the UEC private struct */
	uec = (uec_private_t *)malloc(sizeof(uec_private_t));
	if (!uec) {
		return -ENOMEM;
	}
	memset(uec, 0, sizeof(uec_private_t));

	/* Adjust uec_info */
#if (MAX_QE_RISC == 4)
	uec_info->risc_tx = QE_RISC_ALLOCATION_FOUR_RISCS;
	uec_info->risc_rx = QE_RISC_ALLOCATION_FOUR_RISCS;
#endif

	devlist[uec_info->uf_info.ucc_num] = dev;

	uec->uec_info = uec_info;
	uec->dev = dev;

	sprintf(dev->name, "UEC%d", uec_info->uf_info.ucc_num);
	dev->iobase = 0;
	dev->priv = (void *)uec;
	dev->init = uec_init;
	dev->halt = uec_halt;
	dev->send = uec_send;
	dev->recv = uec_recv;

	/* Clear the ethnet address */
	for (i = 0; i < 6; i++)
		dev->enetaddr[i] = 0;

	eth_register(dev);

	err = uec_startup(uec);
	if (err) {
		printf("%s: Cannot configure net device, aborting.",dev->name);
		return err;
	}

#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
	int retval;
	struct mii_dev *mdiodev = mdio_alloc();
	if (!mdiodev)
		return -ENOMEM;
	strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
	mdiodev->read = uec_miiphy_read;
	mdiodev->write = uec_miiphy_write;

	retval = mdio_register(mdiodev);
	if (retval < 0)
		return retval;
#endif

	return 1;
}
Ejemplo n.º 29
0
int last_stage_init(void)
{
	int slaves;
	uint k;
	uchar mclink_controllers[] = { 0x3c, 0x3d, 0x3e };
	u16 fpga_features;
	bool hw_type_cat = pca9698_get_value(0x20, 20);
	bool ch0_rgmii2_present;

	FPGA_GET_REG(0, fpga_features, &fpga_features);

	/* Turn on Parade DP501 */
	pca9698_direction_output(0x20, 10, 1);
	pca9698_direction_output(0x20, 11, 1);

	ch0_rgmii2_present = !pca9698_get_value(0x20, 30);

	/* wait for FPGA done, then reset FPGA */
	for (k = 0; k < ARRAY_SIZE(mclink_controllers); ++k) {
		uint ctr = 0;

		if (i2c_probe(mclink_controllers[k]))
			continue;

		while (!(pca953x_get_val(mclink_controllers[k])
		       & MCFPGA_DONE)) {
			mdelay(100);
			if (ctr++ > 5) {
				printf("no done for mclink_controller %u\n", k);
				break;
			}
		}

		pca953x_set_dir(mclink_controllers[k], MCFPGA_RESET_N, 0);
		pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N, 0);
		udelay(10);
		pca953x_set_val(mclink_controllers[k], MCFPGA_RESET_N,
				MCFPGA_RESET_N);
	}

	if (hw_type_cat) {
		uint mux_ch;
		int retval;
		struct mii_dev *mdiodev = mdio_alloc();

		if (!mdiodev)
			return -ENOMEM;
		strncpy(mdiodev->name, bb_miiphy_buses[0].name, MDIO_NAME_LEN);
		mdiodev->read = bb_miiphy_read;
		mdiodev->write = bb_miiphy_write;

		retval = mdio_register(mdiodev);
		if (retval < 0)
			return retval;
		for (mux_ch = 0; mux_ch < MAX_MUX_CHANNELS; ++mux_ch) {
			if ((mux_ch == 1) && !ch0_rgmii2_present)
				continue;

			setup_88e1514(bb_miiphy_buses[0].name, mux_ch);
		}
	}

	/* give slave-PLLs and Parade DP501 some time to be up and running */
	mdelay(500);

	mclink_fpgacount = CONFIG_SYS_MCLINK_MAX;
	slaves = mclink_probe();
	mclink_fpgacount = 0;

	ioep_fpga_print_info(0);
	osd_probe(0);
#ifdef CONFIG_SYS_OSD_DH
	osd_probe(4);
#endif

	if (slaves <= 0)
		return 0;

	mclink_fpgacount = slaves;

	for (k = 1; k <= slaves; ++k) {
		FPGA_GET_REG(k, fpga_features, &fpga_features);

		ioep_fpga_print_info(k);
		osd_probe(k);
#ifdef CONFIG_SYS_OSD_DH
		osd_probe(k + 4);
#endif
		if (hw_type_cat) {
			int retval;
			struct mii_dev *mdiodev = mdio_alloc();

			if (!mdiodev)
				return -ENOMEM;
			strncpy(mdiodev->name, bb_miiphy_buses[k].name,
				MDIO_NAME_LEN);
			mdiodev->read = bb_miiphy_read;
			mdiodev->write = bb_miiphy_write;

			retval = mdio_register(mdiodev);
			if (retval < 0)
				return retval;
			setup_88e1514(bb_miiphy_buses[k].name, 0);
		}
	}

	for (k = 0; k < ARRAY_SIZE(hrcon_fans); ++k) {
		i2c_set_bus_num(hrcon_fans[k].bus);
		init_fan_controller(hrcon_fans[k].addr);
	}

	return 0;
}
Ejemplo n.º 30
0
struct mii_dev *cpsw_mdio_init(const char *name, u32 mdio_base,
			       u32 bus_freq, int fck_freq)
{
	struct cpsw_mdio *cpsw_mdio;
	int ret;

	cpsw_mdio = calloc(1, sizeof(*cpsw_mdio));
	if (!cpsw_mdio) {
		debug("failed to alloc cpsw_mdio\n");
		return NULL;
	}

	cpsw_mdio->bus = mdio_alloc();
	if (!cpsw_mdio->bus) {
		debug("failed to alloc mii bus\n");
		free(cpsw_mdio);
		return NULL;
	}

	cpsw_mdio->regs = (struct cpsw_mdio_regs *)mdio_base;

	if (!bus_freq || !fck_freq)
		cpsw_mdio->div = CPSW_MDIO_DIV_DEF;
	else
		cpsw_mdio->div = (fck_freq / bus_freq) - 1;
	cpsw_mdio->div &= CONTROL_DIV_MASK;

	/* set enable and clock divider */
	writel(cpsw_mdio->div | CONTROL_ENABLE | CONTROL_FAULT |
	       CONTROL_FAULT_ENABLE, &cpsw_mdio->regs->control);
	wait_for_bit_le32(&cpsw_mdio->regs->control,
			  CONTROL_IDLE, false, CPSW_MDIO_TIMEOUT, true);

	/*
	 * wait for scan logic to settle:
	 * the scan time consists of (a) a large fixed component, and (b) a
	 * small component that varies with the mii bus frequency.  These
	 * were estimated using measurements at 1.1 and 2.2 MHz on tnetv107x
	 * silicon.  Since the effect of (b) was found to be largely
	 * negligible, we keep things simple here.
	 */
	mdelay(1);

	cpsw_mdio->bus->read = cpsw_mdio_read;
	cpsw_mdio->bus->write = cpsw_mdio_write;
	cpsw_mdio->bus->priv = cpsw_mdio;
	snprintf(cpsw_mdio->bus->name, sizeof(cpsw_mdio->bus->name), name);

	ret = mdio_register(cpsw_mdio->bus);
	if (ret < 0) {
		debug("failed to register mii bus\n");
		goto free_bus;
	}

	return cpsw_mdio->bus;

free_bus:
	mdio_free(cpsw_mdio->bus);
	free(cpsw_mdio);
	return NULL;
}