1/*- 2 * Copyright (c) 2015 Ganbold Tsagaankhuu <ganbold@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD$"); 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34#include <sys/module.h> 35 36#include <machine/bus.h> 37 38#include <dev/dwc/if_dwc.h> 39#include <dev/dwc/if_dwcvar.h> 40#include <dev/ofw/ofw_bus.h> 41#include <dev/ofw/ofw_bus_subr.h> 42 43#include "if_dwc_if.h" 44 45static int 46aml8726_if_dwc_probe(device_t dev) 47{ 48 49 if (!ofw_bus_status_okay(dev)) 50 return (ENXIO); 51 if (!ofw_bus_is_compatible(dev, "amlogic,meson6-dwmac")) 52 return (ENXIO); 53 device_set_desc(dev, "Amlogic Meson Gigabit Ethernet Controller"); 54 55 return (BUS_PROBE_DEFAULT); 56} 57 58static int 59aml8726_if_dwc_init(device_t dev) 60{ 61 62 return (0); 63} 64 65static int 66aml8726_if_dwc_mac_type(device_t dev) 67{ 68 69 return (DWC_GMAC_ALT_DESC); 70} 71 72static int 73aml8726_if_dwc_mii_clk(device_t dev) 74{ 75 76 return (GMAC_MII_CLK_100_150M_DIV62); 77} 78 79static device_method_t aml8726_dwc_methods[] = { 80 DEVMETHOD(device_probe, aml8726_if_dwc_probe), 81 82 DEVMETHOD(if_dwc_init, aml8726_if_dwc_init), 83 DEVMETHOD(if_dwc_mac_type, aml8726_if_dwc_mac_type), 84 DEVMETHOD(if_dwc_mii_clk, aml8726_if_dwc_mii_clk), 85 86 DEVMETHOD_END 87}; 88 89static devclass_t aml8726_dwc_devclass; 90 91extern driver_t dwc_driver; 92 93DEFINE_CLASS_1(dwc, aml8726_dwc_driver, aml8726_dwc_methods, 94 sizeof(struct dwc_softc), dwc_driver); 95DRIVER_MODULE(aml8726_dwc, simplebus, aml8726_dwc_driver, 96 aml8726_dwc_devclass, 0, 0); 97 98MODULE_DEPEND(aml8726_dwc, dwc, 1, 1, 1); 99