1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Old U-boot compatibility for 824x
4 *
5 * Copyright (c) 2007 Freescale Semiconductor, Inc.
6 */
7
8 #include "ops.h"
9 #include "stdio.h"
10 #include "cuboot.h"
11
12 #define TARGET_824x
13 #include "ppcboot.h"
14
15 static bd_t bd;
16
17
18 static void platform_fixups(void)
19 {
20 void *soc;
21
22 dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
23 dt_fixup_mac_addresses(bd.bi_enetaddr);
24 dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
25
26 soc = find_node_by_devtype(NULL, "soc");
27 if (soc) {
28 void *serial = NULL;
29
30 setprop(soc, "bus-frequency", &bd.bi_busfreq,
31 sizeof(bd.bi_busfreq));
32
33 while ((serial = find_node_by_devtype(serial, "serial"))) {
34 if (get_parent(serial) != soc)
35 continue;
36
37 setprop(serial, "clock-frequency", &bd.bi_busfreq,
38 sizeof(bd.bi_busfreq));
39 }
40 }
41 }
42
43 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
44 unsigned long r6, unsigned long r7)
45 {
46 CUBOOT_INIT();
47 fdt_init(_dtb_start);
48 serial_console_init();
49 platform_ops.fixups = platform_fixups;
50 }
51
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