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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-06-11 02:29:36 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-12 00:22:12 -0700
commitec21e2ec367697b4803e82662bdff6c8567745fc (patch)
treecdb42f597ff5e60516bdab59d306006fd1fafd1c /drivers/net/fec_mpc52xx_phy.c
parent5346ebf6db077d963e9d81af9df290d7f5532492 (diff)
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.c160
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");