powerpc/40x: Update Kilauea dts to support NAND, RTC and HWMON
[linux-2.6.git] / arch / powerpc / boot / cuboot-83xx.c
1 /*
2  * Old U-boot compatibility for 83xx
3  *
4  * Author: Scott Wood <scottwood@freescale.com>
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_83xx
18 #include "ppcboot.h"
19
20 static bd_t bd;
21
22 static void platform_fixups(void)
23 {
24         void *soc;
25
26         dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
27         dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
28         dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
29         dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
30
31         /* Unfortunately, the specific model number is encoded in the
32          * soc node name in existing dts files -- once that is fixed,
33          * this can do a simple path lookup.
34          */
35         soc = find_node_by_devtype(NULL, "soc");
36         if (soc) {
37                 void *serial = NULL;
38
39                 setprop(soc, "bus-frequency", &bd.bi_busfreq,
40                         sizeof(bd.bi_busfreq));
41
42                 while ((serial = find_node_by_devtype(serial, "serial"))) {
43                         if (get_parent(serial) != soc)
44                                 continue;
45
46                         setprop(serial, "clock-frequency", &bd.bi_busfreq,
47                                 sizeof(bd.bi_busfreq));
48                 }
49         }
50 }
51
52 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
53                    unsigned long r6, unsigned long r7)
54 {
55         CUBOOT_INIT();
56         fdt_init(_dtb_start);
57         serial_console_init();
58         platform_ops.fixups = platform_fixups;
59 }