1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com>
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 * SUCH DAMAGE.
27 */
28
29#include "opt_platform.h"
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD$");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/bus.h>
37#include <sys/devmap.h>
38
39#include <vm/vm.h>
40
41#include <dev/ofw/openfirm.h>
42
43#include <machine/armreg.h>
44#include <machine/bus.h>
45#include <machine/fdt.h>
46#include <machine/machdep.h>
47#include <machine/platform.h>
48#include <machine/platformvar.h>
49
50#include <arm/samsung/exynos/exynos5_mp.h>
51
52#include "platform_if.h"
53
54static platform_devmap_init_t exynos5_devmap_init;
55static platform_cpu_reset_t exynos5_cpu_reset;
56
57static int
58exynos5_devmap_init(platform_t plat)
59{
60
61	/* CHIP ID */
62	devmap_add_entry(0x10000000, 0x100000);
63
64	/* UART */
65	devmap_add_entry(0x12C00000, 0x100000);
66
67	/* DWMMC */
68	devmap_add_entry(0x12200000, 0x100000);
69
70	return (0);
71}
72
73static void
74exynos5_cpu_reset(platform_t plat)
75{
76	bus_space_handle_t bsh;
77
78	bus_space_map(fdtbus_bs_tag, 0x10040400, 0x1000, 0, &bsh);
79	bus_space_write_4(fdtbus_bs_tag, bsh, 0, 1);
80
81	while (1);
82}
83
84static platform_method_t exynos5_methods[] = {
85	PLATFORMMETHOD(platform_devmap_init,	exynos5_devmap_init),
86	PLATFORMMETHOD(platform_cpu_reset,	exynos5_cpu_reset),
87
88#ifdef SMP
89	PLATFORMMETHOD(platform_mp_start_ap,	exynos5_mp_start_ap),
90	PLATFORMMETHOD(platform_mp_setmaxid,	exynos5_mp_setmaxid),
91#endif
92
93	PLATFORMMETHOD_END,
94};
95
96FDT_PLATFORM_DEF(exynos5, "exynos5", 0, "samsung,exynos5", 200);
97