Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
[linux-2.6.git] / arch / powerpc / boot / cuboot-85xx-cpm2.c
1 /*
2  * Old U-boot compatibility for 85xx
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_85xx
18 #define TARGET_CPM2
19 #include "ppcboot.h"
20
21 static bd_t bd;
22
23 static void platform_fixups(void)
24 {
25         void *devp;
26
27         dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
28         dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
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_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq);
32
33         /* Unfortunately, the specific model number is encoded in the
34          * soc node name in existing dts files -- once that is fixed,
35          * this can do a simple path lookup.
36          */
37         devp = find_node_by_devtype(NULL, "soc");
38         if (devp) {
39                 void *serial = NULL;
40
41                 setprop(devp, "bus-frequency", &bd.bi_busfreq,
42                         sizeof(bd.bi_busfreq));
43
44                 while ((serial = find_node_by_devtype(serial, "serial"))) {
45                         if (get_parent(serial) != devp)
46                                 continue;
47
48                         setprop(serial, "clock-frequency", &bd.bi_busfreq,
49                                 sizeof(bd.bi_busfreq));
50                 }
51         }
52
53         devp = find_node_by_compatible(NULL, "fsl,cpm2-brg");
54         if (devp)
55                 setprop(devp, "clock-frequency", &bd.bi_brgfreq,
56                         sizeof(bd.bi_brgfreq));
57 }
58
59 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
60                    unsigned long r6, unsigned long r7)
61 {
62         CUBOOT_INIT();
63         fdt_init(_dtb_start);
64         serial_console_init();
65         platform_ops.fixups = platform_fixups;
66 }