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3de9c9cd BH |
1 | /* |
2 | * Old U-boot compatibility for Katmai | |
3 | * | |
4 | * Author: Hugh Blemings <hugh@au.ibm.com> | |
5 | * | |
6 | * Copyright 2007 Hugh Blemings, IBM Corporation. | |
7 | * Based on cuboot-ebony.c which is: | |
8 | * Copyright 2007 David Gibson, IBM Corporation. | |
9 | * Based on cuboot-83xx.c, which is: | |
10 | * Copyright (c) 2007 Freescale Semiconductor, Inc. | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License version 2 as published | |
14 | * by the Free Software Foundation. | |
15 | */ | |
16 | ||
17 | #include "ops.h" | |
18 | #include "stdio.h" | |
19 | #include "reg.h" | |
20 | #include "dcr.h" | |
21 | #include "4xx.h" | |
22 | #include "44x.h" | |
23 | #include "cuboot.h" | |
24 | ||
25 | #define TARGET_44x | |
26 | #include "ppcboot.h" | |
27 | ||
28 | static bd_t bd; | |
29 | ||
30 | BSS_STACK(4096); | |
31 | ||
32 | static void katmai_fixups(void) | |
33 | { | |
34 | unsigned long sysclk = 33333000; | |
35 | ||
36 | /* 440SP Clock logic is all but identical to 440GX | |
37 | * so we just use that code for now at least | |
38 | */ | |
39 | ibm440spe_fixup_clocks(sysclk, 6 * 1843200, 0); | |
40 | ||
41 | ibm440spe_fixup_memsize(); | |
42 | ||
43 | dt_fixup_mac_address(0, bd.bi_enetaddr); | |
44 | ||
45 | ibm4xx_fixup_ebc_ranges("/plb/opb/ebc"); | |
46 | } | |
47 | ||
48 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
49 | unsigned long r6, unsigned long r7) | |
50 | { | |
51 | CUBOOT_INIT(); | |
52 | ||
53 | platform_ops.fixups = katmai_fixups; | |
54 | fdt_init(_dtb_start); | |
55 | serial_console_init(); | |
56 | } |