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
platform_fixups(void)21 static void platform_fixups(void)
22 {
23 void *soc;
24
25 dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
26 dt_fixup_mac_addresses(bd.bi_enetaddr);
27 dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
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
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)46 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
47 unsigned long r6, unsigned long r7)
48 {
49 CUBOOT_INIT();
50 fdt_init(_dtb_start);
51 serial_console_init();
52 platform_ops.fixups = platform_fixups;
53 }
54
