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b6014e15 GC |
1 | /* |
2 | * Old U-boot compatibility for Sam440ep based off bamboo.c code | |
3 | * original copyrights below | |
4 | * | |
5 | * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> | |
6 | * | |
7 | * Copyright 2007 IBM Corporation | |
8 | * | |
9 | * Based on cuboot-ebony.c | |
10 | * | |
11 | * Modified from cuboot-bamboo.c for sam440ep: | |
12 | * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com> | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify it | |
15 | * under the terms of the GNU General Public License version 2 as published | |
16 | * by the Free Software Foundation. | |
17 | */ | |
18 | ||
19 | #include "ops.h" | |
20 | #include "stdio.h" | |
21 | #include "44x.h" | |
22 | #include "4xx.h" | |
23 | #include "cuboot.h" | |
24 | ||
25 | #define TARGET_4xx | |
26 | #define TARGET_44x | |
27 | #include "ppcboot.h" | |
28 | ||
29 | static bd_t bd; | |
30 | ||
31 | static void sam440ep_fixups(void) | |
32 | { | |
33 | unsigned long sysclk = 66666666; | |
34 | ||
35 | ibm440ep_fixup_clocks(sysclk, 11059200, 25000000); | |
36 | ibm4xx_sdram_fixup_memsize(); | |
37 | ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00); | |
38 | dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr); | |
39 | } | |
40 | ||
41 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
42 | unsigned long r6, unsigned long r7) | |
43 | { | |
44 | CUBOOT_INIT(); | |
45 | platform_ops.fixups = sam440ep_fixups; | |
46 | platform_ops.exit = ibm44x_dbcr_reset; | |
47 | fdt_init(_dtb_start); | |
48 | serial_console_init(); | |
49 | } |