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11c146cc SW |
1 | /* |
2 | * Embedded Planet EP88xC with PlanetCore firmware | |
3 | * | |
4 | * Author: Scott Wood <scottwood@freescale.com> | |
5 | * | |
6 | * Copyright (c) 2007 Freescale Semiconductor, Inc. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License version 2 as published | |
10 | * by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #include "ops.h" | |
14 | #include "stdio.h" | |
15 | #include "planetcore.h" | |
16 | #include "mpc8xx.h" | |
17 | ||
18 | static char *table; | |
19 | static u64 mem_size; | |
20 | ||
21 | static void platform_fixups(void) | |
22 | { | |
23 | u64 val; | |
24 | ||
25 | dt_fixup_memory(0, mem_size); | |
26 | planetcore_set_mac_addrs(table); | |
27 | ||
28 | if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) { | |
29 | printf("No PlanetCore crystal frequency key.\r\n"); | |
30 | return; | |
31 | } | |
32 | ||
33 | mpc885_fixup_clocks(val); | |
34 | } | |
35 | ||
36 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
37 | unsigned long r6, unsigned long r7) | |
38 | { | |
39 | table = (char *)r3; | |
40 | planetcore_prepare_table(table); | |
41 | ||
42 | if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size)) | |
43 | return; | |
44 | ||
45 | mem_size *= 1024 * 1024; | |
46 | simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64); | |
47 | ||
2f0dfeaa | 48 | fdt_init(_dtb_start); |
11c146cc SW |
49 | |
50 | planetcore_set_stdout_path(table); | |
51 | ||
52 | serial_console_init(); | |
53 | platform_ops.fixups = platform_fixups; | |
54 | } |