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/*-
* Copyright (c) 2012 Semihalf.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <sys/socket.h>
#include <powerpc/mpc85xx/mpc85xx.h>
#include <net/if.h>
#include <net/if_media.h>
#include <dev/mii/mii.h>
#include <dev/mii/miivar.h>
#include <dev/fdt/fdt_common.h>
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>
#include <dev/ofw/openfirm.h>
#include "miibus_if.h"
#include <contrib/ncsw/inc/Peripherals/fm_port_ext.h>
#include <contrib/ncsw/inc/xx_ext.h>
#include "if_dtsec.h"
static int dtsec_fdt_probe(device_t dev);
static int dtsec_fdt_attach(device_t dev);
static device_method_t dtsec_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, dtsec_fdt_probe),
DEVMETHOD(device_attach, dtsec_fdt_attach),
DEVMETHOD(device_detach, dtsec_detach),
DEVMETHOD(device_shutdown, dtsec_shutdown),
DEVMETHOD(device_suspend, dtsec_suspend),
DEVMETHOD(device_resume, dtsec_resume),
/* Bus interface */
DEVMETHOD(bus_print_child, bus_generic_print_child),
DEVMETHOD(bus_driver_added, bus_generic_driver_added),
/* MII interface */
DEVMETHOD(miibus_readreg, dtsec_miibus_readreg),
DEVMETHOD(miibus_writereg, dtsec_miibus_writereg),
DEVMETHOD(miibus_statchg, dtsec_miibus_statchg),
{ 0, 0 }
};
static driver_t dtsec_driver = {
"dtsec",
dtsec_methods,
sizeof(struct dtsec_softc),
};
static devclass_t dtsec_devclass;
DRIVER_MODULE(dtsec, dpaa, dtsec_driver, dtsec_devclass, 0, 0);
DRIVER_MODULE(miibus, dtsec, miibus_driver, miibus_devclass, 0, 0);
MODULE_DEPEND(dtsec, ether, 1, 1, 1);
MODULE_DEPEND(dtsec, miibus, 1, 1, 1);
static int
dtsec_fdt_probe(device_t dev)
{
if (!ofw_bus_is_compatible(dev, "fsl,dpa-ethernet"))
return (ENXIO);
device_set_desc(dev, "Freescale Data Path Triple Speed Ethernet "
"Controller");
return (BUS_PROBE_DEFAULT);
}
static int
dtsec_fdt_attach(device_t dev)
{
struct dtsec_softc *sc;
phandle_t node, enet_node, phy_node;
phandle_t fman_rxtx_node[2];
char phy_type[6];
sc = device_get_softc(dev);
node = ofw_bus_get_node(dev);
if (OF_getprop(node, "fsl,fman-mac", (void *)&enet_node,
sizeof(enet_node)) == -1) {
device_printf(dev, "Could not load fsl,fman-mac property "
"from DTS\n");
return (ENXIO);
}
enet_node = OF_instance_to_package(enet_node);
if (OF_getprop(enet_node, "local-mac-address",
(void *)sc->sc_mac_addr, 6) == -1) {
if (device_get_unit(dev) != 0) {
device_printf(dev,
"Could not load local-mac-addr property "
"from DTS\n");
return (ENXIO);
}
sc->sc_hidden = true;
}
/* Get link speed */
if (fdt_is_compatible(enet_node, "fsl,fman-1g-mac") != 0)
sc->sc_eth_dev_type = ETH_DTSEC;
else if (fdt_is_compatible(enet_node, "fsl,fman-10g-mac") != 0)
sc->sc_eth_dev_type = ETH_10GSEC;
else
return(ENXIO);
/* Get MAC memory offset in SoC */
if (OF_getprop(enet_node, "reg", (void *)&sc->sc_mac_mem_offset,
sizeof(sc->sc_mac_mem_offset)) <= 0)
return (ENXIO);
/* Get PHY address */
if (OF_getprop(enet_node, "phy-handle", (void *)&phy_node,
sizeof(phy_node)) <= 0)
return (ENXIO);
phy_node = OF_instance_to_package(phy_node);
if (OF_getprop(phy_node, "reg", (void *)&sc->sc_phy_addr,
sizeof(sc->sc_phy_addr)) <= 0)
return (ENXIO);
/* Get PHY connection type */
if (OF_getprop(enet_node, "phy-connection-type", (void *)phy_type,
sizeof(phy_type)) <= 0)
return (ENXIO);
if (!strcmp(phy_type, "sgmii"))
sc->sc_mac_enet_mode = e_ENET_MODE_SGMII_1000;
else if (!strcmp(phy_type, "rgmii"))
sc->sc_mac_enet_mode = e_ENET_MODE_RGMII_1000;
else if (!strcmp(phy_type, "xgmii"))
/* We set 10 Gigabit mode flag however we don't support it */
sc->sc_mac_enet_mode = e_ENET_MODE_XGMII_10000;
else
return (ENXIO);
/* Get RX/TX port handles */
if (OF_getprop(enet_node, "fsl,port-handles", (void *)fman_rxtx_node,
sizeof(fman_rxtx_node)) <= 0)
return (ENXIO);
if (fman_rxtx_node[0] == 0)
return (ENXIO);
if (fman_rxtx_node[1] == 0)
return (ENXIO);
fman_rxtx_node[0] = OF_instance_to_package(fman_rxtx_node[0]);
fman_rxtx_node[1] = OF_instance_to_package(fman_rxtx_node[1]);
if (fdt_is_compatible(fman_rxtx_node[0], "fsl,fman-port-1g-rx") == 0)
return (ENXIO);
if (fdt_is_compatible(fman_rxtx_node[1], "fsl,fman-port-1g-tx") == 0)
return (ENXIO);
/* Get RX port HW id */
if (OF_getprop(fman_rxtx_node[0], "reg", (void *)&sc->sc_port_rx_hw_id,
sizeof(sc->sc_port_rx_hw_id)) <= 0)
return (ENXIO);
/* Get TX port HW id */
if (OF_getprop(fman_rxtx_node[1], "reg", (void *)&sc->sc_port_tx_hw_id,
sizeof(sc->sc_port_tx_hw_id)) <= 0)
return (ENXIO);
/* Get QMan channel */
if (OF_getprop(fman_rxtx_node[1], "fsl,qman-channel-id",
(void *)&sc->sc_port_tx_qman_chan,
sizeof(sc->sc_port_tx_qman_chan)) <= 0)
return (ENXIO);
return (dtsec_attach(dev));
}
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