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cuboot-85xx.c
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1 /*
2  * Old U-boot compatibility for 85xx
3  *
4  * Author: Scott Wood <[email protected]>
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 "cuboot.h"
16 
17 #define TARGET_85xx
18 #define TARGET_HAS_ETH3
19 #include "ppcboot.h"
20 
21 static bd_t bd;
22 
23 static void platform_fixups(void)
24 {
25  void *soc;
26 
29  dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
30  dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
31  dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
33 
34  /* Unfortunately, the specific model number is encoded in the
35  * soc node name in existing dts files -- once that is fixed,
36  * this can do a simple path lookup.
37  */
38  soc = find_node_by_devtype(NULL, "soc");
39  if (soc) {
40  void *serial = NULL;
41 
42  setprop(soc, "bus-frequency", &bd.bi_busfreq,
43  sizeof(bd.bi_busfreq));
44 
45  while ((serial = find_node_by_devtype(serial, "serial"))) {
46  if (get_parent(serial) != soc)
47  continue;
48 
49  setprop(serial, "clock-frequency", &bd.bi_busfreq,
50  sizeof(bd.bi_busfreq));
51  }
52  }
53 }
54 
55 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
56  unsigned long r6, unsigned long r7)
57 {
58  CUBOOT_INIT();
61  platform_ops.fixups = platform_fixups;
62 }