1 /*
2 * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
3 *
4 * Author: Roy Zang <tie-fei.zang@freescale.com>
5 *
6 * Description:
7 * Old U-boot compatibility for mpc7448hpc2 board
8 * Based on the code of Scott Wood <scottwood@freescale.com>
9 * for 83xx and 85xx.
10 *
11 * This is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 */
17
18 #include "ops.h"
19 #include "stdio.h"
20 #include "cuboot.h"
21
22 #define TARGET_HAS_ETH1
23 #include "ppcboot.h"
24
25 static bd_t bd;
26 extern char _dtb_start[], _dtb_end[];
27
platform_fixups(void)28 static void platform_fixups(void)
29 {
30 void *tsi;
31
32 dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
33 dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
34 dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
35 tsi = find_node_by_devtype(NULL, "tsi-bridge");
36 if (tsi)
37 setprop(tsi, "bus-frequency", &bd.bi_busfreq,
38 sizeof(bd.bi_busfreq));
39 }
40
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)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 fdt_init(_dtb_start);
46 serial_console_init();
47 platform_ops.fixups = platform_fixups;
48 }
49