1 /*-
2 * Copyright (c) 2013 Ian Lepore <ian@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 "opt_platform.h"
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: releng/11.0/sys/arm/freescale/imx/imx53_machdep.c 298854 2016-04-30 17:27:33Z andrew $");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/bus.h>
35 #include <sys/reboot.h>
36 #include <sys/devmap.h>
37
38 #include <vm/vm.h>
39
40 #include <machine/bus.h>
41 #include <machine/machdep.h>
42 #include <machine/platformvar.h>
43
44 #include <arm/freescale/imx/imx_machdep.h>
45
46 #include "platform_if.h"
47
48 static vm_offset_t
49 imx53_lastaddr(platform_t plat)
50 {
51
52 return (devmap_lastaddr());
53 }
54
55 static int
56 imx53_attach(platform_t plat)
57 {
58
59 /* XXX - Get rid of this stuff soon. */
60 boothowto |= RB_VERBOSE|RB_MULTIPLE;
61 bootverbose = 1;
62
63 return (0);
64 }
65
66 /*
67 * Set up static device mappings. This is hand-optimized platform-specific
68 * config data which covers most of the common on-chip devices with a few 1MB
69 * section mappings.
70 *
71 * Notably missing are entries for GPU, IPU, in general anything video related.
72 */
73 static int
74 imx53_devmap_init(platform_t plat)
75 {
76
77 devmap_add_entry(0x50000000, 0x00100000);
78 devmap_add_entry(0x53f00000, 0x00100000);
79 devmap_add_entry(0x63f00000, 0x00100000);
80
81 return (0);
82 }
83
84 void
85 cpu_reset(void)
86 {
87
88 imx_wdog_cpu_reset(0x53F98000);
89 }
90
91 u_int imx_soc_type()
92 {
93 return (IMXSOC_53);
94 }
95
96 static platform_method_t imx53_methods[] = {
97 PLATFORMMETHOD(platform_attach, imx53_attach),
98 PLATFORMMETHOD(platform_devmap_init, imx53_devmap_init),
99 PLATFORMMETHOD(platform_lastaddr, imx53_lastaddr),
100
101 PLATFORMMETHOD_END,
102 };
103
104 FDT_PLATFORM_DEF(imx53, "i.MX53", 0, "fsl,imx53", 0);
105
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