blob: ff89ee554c4125cef0f3012f363806429d6cb1c5 [file] [log] [blame]
Jon Loeliger13f54332008-02-18 14:01:56 -06001/*
Kumar Gala8f3a7fa2010-06-09 22:33:53 -05002 * Copyright 2008,2010 Freescale Semiconductor, Inc.
Jon Loeliger13f54332008-02-18 14:01:56 -06003 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * Version 2 as published by the Free Software Foundation.
7 */
8
9#include <common.h>
10#include <libfdt.h>
11#include <fdt_support.h>
Kumar Gala7649a592009-03-31 23:02:38 -050012#include <asm/mp.h>
Becky Bruce1266df82008-11-03 15:44:01 -060013
14DECLARE_GLOBAL_DATA_PTR;
Jon Loeliger13f54332008-02-18 14:01:56 -060015
Poonam Aggrwalf8027f62009-09-02 19:40:36 +053016extern void ft_fixup_num_cores(void *blob);
17
Jon Loeliger13f54332008-02-18 14:01:56 -060018void ft_cpu_setup(void *blob, bd_t *bd)
19{
Kumar Gala7649a592009-03-31 23:02:38 -050020#ifdef CONFIG_MP
Becky Bruce1266df82008-11-03 15:44:01 -060021 int off;
Kumar Gala7649a592009-03-31 23:02:38 -050022 u32 bootpg = determine_mp_bootpg();
Becky Bruce1266df82008-11-03 15:44:01 -060023#endif
24
Jon Loeliger13f54332008-02-18 14:01:56 -060025 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
26 "timebase-frequency", bd->bi_busfreq / 4, 1);
27 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
28 "bus-frequency", bd->bi_busfreq, 1);
29 do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
30 "clock-frequency", bd->bi_intfreq, 1);
31 do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
32 "bus-frequency", bd->bi_busfreq, 1);
33
Trent Piepho58ec4862008-12-03 15:16:38 -080034#if defined(CONFIG_MPC8641)
35 do_fixup_by_compat_u32(blob, "fsl,mpc8641-localbus",
36 "bus-frequency", gd->lbc_clk, 1);
37#endif
38 do_fixup_by_compat_u32(blob, "fsl,elbc",
39 "bus-frequency", gd->lbc_clk, 1);
40
Jon Loeliger13f54332008-02-18 14:01:56 -060041 fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
42
43#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) \
44 || defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
Kumar Galaba37aa02008-08-19 15:41:18 -050045 fdt_fixup_ethernet(blob);
Jon Loeliger13f54332008-02-18 14:01:56 -060046#endif
47
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020048#ifdef CONFIG_SYS_NS16550
Jon Loeliger13f54332008-02-18 14:01:56 -060049 do_fixup_by_compat_u32(blob, "ns16550",
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020050 "clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
Jon Loeliger13f54332008-02-18 14:01:56 -060051#endif
Becky Bruce1266df82008-11-03 15:44:01 -060052
Kumar Gala7649a592009-03-31 23:02:38 -050053#ifdef CONFIG_MP
Becky Bruce1266df82008-11-03 15:44:01 -060054 /* Reserve the boot page so OSes dont use it */
55 off = fdt_add_mem_rsv(blob, bootpg, (u64)4096);
56 if (off < 0)
57 printf("%s: %s\n", __FUNCTION__, fdt_strerror(off));
Kumar Gala8f3a7fa2010-06-09 22:33:53 -050058
Poonam Aggrwalf8027f62009-09-02 19:40:36 +053059 ft_fixup_num_cores(blob);
Kumar Gala8f3a7fa2010-06-09 22:33:53 -050060#endif
Jon Loeliger13f54332008-02-18 14:01:56 -060061}