Jon Loeliger | 3490cba | 2008-01-23 12:42:50 -0600 | [diff] [blame^] | 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 | |
| 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 | |
| 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 | } |