1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2006 Wojciech A. Koszek <wkoszek@FreeBSD.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $Id$
27 */
28/*
29 * Skeleton of this file was based on respective code for ARM
30 * code written by Olivier Houchard.
31 */
32
33#include "opt_uart.h"
34
35#include <sys/cdefs.h>
36__FBSDID("$FreeBSD$");
37
38#include <sys/param.h>
39#include <sys/systm.h>
40#include <sys/bus.h>
41#include <sys/conf.h>
42#include <sys/kernel.h>
43#include <sys/module.h>
44#include <machine/bus.h>
45#include <sys/rman.h>
46#include <machine/resource.h>
47
48#include <dev/pci/pcivar.h>
49
50#include <dev/uart/uart.h>
51#include <dev/uart/uart_bus.h>
52#include <dev/uart/uart_cpu.h>
53
54#include <mips/malta/maltareg.h>
55
56#include "uart_if.h"
57
58static int uart_malta_probe(device_t dev);
59
60extern struct uart_class malta_uart_class;
61
62static device_method_t uart_malta_methods[] = {
63	/* Device interface */
64	DEVMETHOD(device_probe,		uart_malta_probe),
65	DEVMETHOD(device_attach,	uart_bus_attach),
66	DEVMETHOD(device_detach,	uart_bus_detach),
67	{ 0, 0 }
68};
69
70static driver_t uart_malta_driver = {
71	uart_driver_name,
72	uart_malta_methods,
73	sizeof(struct uart_softc),
74};
75
76extern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs;
77static int
78uart_malta_probe(device_t dev)
79{
80	struct uart_softc *sc;
81
82	sc = device_get_softc(dev);
83	sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs);
84	sc->sc_class = &uart_ns8250_class;
85	bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas));
86	sc->sc_sysdev->bas.bst = mips_bus_space_generic;
87	sc->sc_sysdev->bas.bsh = MIPS_PHYS_TO_KSEG1(MALTA_UART0ADR);
88	sc->sc_bas.bst = mips_bus_space_generic;
89	sc->sc_bas.bsh = MIPS_PHYS_TO_KSEG1(MALTA_UART0ADR);
90	return(uart_bus_probe(dev, 0, 0, 0, 0, 0, 0));
91}
92
93DRIVER_MODULE(uart, obio, uart_malta_driver, uart_devclass, 0, 0);
94