diff options
author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-06-11 02:29:36 -0700 |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-12 00:22:12 -0700 |
commit | ec21e2ec367697b4803e82662bdff6c8567745fc (patch) | |
tree | cdb42f597ff5e60516bdab59d306006fd1fafd1c /drivers/net/fec_mpc52xx_phy.c | |
parent | 5346ebf6db077d963e9d81af9df290d7f5532492 (diff) | |
download | blackbird-op-linux-ec21e2ec367697b4803e82662bdff6c8567745fc.tar.gz blackbird-op-linux-ec21e2ec367697b4803e82662bdff6c8567745fc.zip |
freescale: Move the Freescale drivers
Move the Freescale drivers into drivers/net/ethernet/freescale/ and
make the necessary Kconfig and Makefile changes.
CC: Sandeep Gopalpet <sandeep.kumar@freescale.com>
CC: Andy Fleming <afleming@freescale.com>
CC: Shlomi Gridish <gridish@freescale.com>
CC: Li Yang <leoli@freescale.com>
CC: Pantelis Antoniou <pantelis.antoniou@gmail.com>
CC: Vitaly Bordug <vbordug@ru.mvista.com>
CC: Dan Malek <dmalek@jlc.net>
CC: Sylvain Munaut <tnt@246tNt.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/fec_mpc52xx_phy.c')
-rw-r--r-- | drivers/net/fec_mpc52xx_phy.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c deleted file mode 100644 index 360a578c2bb7..000000000000 --- a/drivers/net/fec_mpc52xx_phy.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * Driver for the MPC5200 Fast Ethernet Controller - MDIO bus driver - * - * Copyright (C) 2007 Domen Puncer, Telargo, Inc. - * Copyright (C) 2008 Wolfram Sang, Pengutronix - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/netdevice.h> -#include <linux/phy.h> -#include <linux/of_platform.h> -#include <linux/slab.h> -#include <linux/of_mdio.h> -#include <asm/io.h> -#include <asm/mpc52xx.h> -#include "fec_mpc52xx.h" - -struct mpc52xx_fec_mdio_priv { - struct mpc52xx_fec __iomem *regs; - int mdio_irqs[PHY_MAX_ADDR]; -}; - -static int mpc52xx_fec_mdio_transfer(struct mii_bus *bus, int phy_id, - int reg, u32 value) -{ - struct mpc52xx_fec_mdio_priv *priv = bus->priv; - struct mpc52xx_fec __iomem *fec = priv->regs; - int tries = 3; - - value |= (phy_id << FEC_MII_DATA_PA_SHIFT) & FEC_MII_DATA_PA_MSK; - value |= (reg << FEC_MII_DATA_RA_SHIFT) & FEC_MII_DATA_RA_MSK; - - out_be32(&fec->ievent, FEC_IEVENT_MII); - out_be32(&fec->mii_data, value); - - /* wait for it to finish, this takes about 23 us on lite5200b */ - while (!(in_be32(&fec->ievent) & FEC_IEVENT_MII) && --tries) - msleep(1); - - if (!tries) - return -ETIMEDOUT; - - return value & FEC_MII_DATA_OP_RD ? - in_be32(&fec->mii_data) & FEC_MII_DATA_DATAMSK : 0; -} - -static int mpc52xx_fec_mdio_read(struct mii_bus *bus, int phy_id, int reg) -{ - return mpc52xx_fec_mdio_transfer(bus, phy_id, reg, FEC_MII_READ_FRAME); -} - -static int mpc52xx_fec_mdio_write(struct mii_bus *bus, int phy_id, int reg, - u16 data) -{ - return mpc52xx_fec_mdio_transfer(bus, phy_id, reg, - data | FEC_MII_WRITE_FRAME); -} - -static int mpc52xx_fec_mdio_probe(struct platform_device *of) -{ - struct device *dev = &of->dev; - struct device_node *np = of->dev.of_node; - struct mii_bus *bus; - struct mpc52xx_fec_mdio_priv *priv; - struct resource res; - int err; - - bus = mdiobus_alloc(); - if (bus == NULL) - return -ENOMEM; - priv = kzalloc(sizeof(*priv), GFP_KERNEL); - if (priv == NULL) { - err = -ENOMEM; - goto out_free; - } - - bus->name = "mpc52xx MII bus"; - bus->read = mpc52xx_fec_mdio_read; - bus->write = mpc52xx_fec_mdio_write; - - /* setup irqs */ - bus->irq = priv->mdio_irqs; - - /* setup registers */ - err = of_address_to_resource(np, 0, &res); - if (err) - goto out_free; - priv->regs = ioremap(res.start, resource_size(&res)); - if (priv->regs == NULL) { - err = -ENOMEM; - goto out_free; - } - - snprintf(bus->id, MII_BUS_ID_SIZE, "%x", res.start); - bus->priv = priv; - - bus->parent = dev; - dev_set_drvdata(dev, bus); - - /* set MII speed */ - out_be32(&priv->regs->mii_speed, - ((mpc5xxx_get_bus_frequency(of->dev.of_node) >> 20) / 5) << 1); - - err = of_mdiobus_register(bus, np); - if (err) - goto out_unmap; - - return 0; - - out_unmap: - iounmap(priv->regs); - out_free: - kfree(priv); - mdiobus_free(bus); - - return err; -} - -static int mpc52xx_fec_mdio_remove(struct platform_device *of) -{ - struct device *dev = &of->dev; - struct mii_bus *bus = dev_get_drvdata(dev); - struct mpc52xx_fec_mdio_priv *priv = bus->priv; - - mdiobus_unregister(bus); - dev_set_drvdata(dev, NULL); - iounmap(priv->regs); - kfree(priv); - mdiobus_free(bus); - - return 0; -} - -static struct of_device_id mpc52xx_fec_mdio_match[] = { - { .compatible = "fsl,mpc5200b-mdio", }, - { .compatible = "fsl,mpc5200-mdio", }, - { .compatible = "mpc5200b-fec-phy", }, - {} -}; -MODULE_DEVICE_TABLE(of, mpc52xx_fec_mdio_match); - -struct platform_driver mpc52xx_fec_mdio_driver = { - .driver = { - .name = "mpc5200b-fec-phy", - .owner = THIS_MODULE, - .of_match_table = mpc52xx_fec_mdio_match, - }, - .probe = mpc52xx_fec_mdio_probe, - .remove = mpc52xx_fec_mdio_remove, -}; - -/* let fec driver call it, since this has to be registered before it */ -EXPORT_SYMBOL_GPL(mpc52xx_fec_mdio_driver); - -MODULE_LICENSE("Dual BSD/GPL"); |