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cuboot-824x.c
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1 /*
2  * Old U-boot compatibility for 824x
3  *
4  * Copyright (c) 2007 Freescale Semiconductor, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License version 2 as published
8  * by the Free Software Foundation.
9  */
10 
11 #include "ops.h"
12 #include "stdio.h"
13 #include "cuboot.h"
14 
15 #define TARGET_824x
16 #include "ppcboot.h"
17 
18 static bd_t bd;
19 
20 
21 static void platform_fixups(void)
22 {
23  void *soc;
24 
28 
29  soc = find_node_by_devtype(NULL, "soc");
30  if (soc) {
31  void *serial = NULL;
32 
33  setprop(soc, "bus-frequency", &bd.bi_busfreq,
34  sizeof(bd.bi_busfreq));
35 
36  while ((serial = find_node_by_devtype(serial, "serial"))) {
37  if (get_parent(serial) != soc)
38  continue;
39 
40  setprop(serial, "clock-frequency", &bd.bi_busfreq,
41  sizeof(bd.bi_busfreq));
42  }
43  }
44 }
45 
46 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
47  unsigned long r6, unsigned long r7)
48 {
49  CUBOOT_INIT();
52  platform_ops.fixups = platform_fixups;
53 }