mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-03 01:50:25 +00:00
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
|
|
* Copyright 2008 Freescale Semiconductor, Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* Version 2 as published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <libfdt.h>
|
|
#include <fdt_support.h>
|
|
#include "mp.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
void ft_cpu_setup(void *blob, bd_t *bd)
|
|
{
|
|
#if (CONFIG_NUM_CPUS > 1)
|
|
int off;
|
|
u32 bootpg;
|
|
#endif
|
|
|
|
do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
|
|
"timebase-frequency", bd->bi_busfreq / 4, 1);
|
|
do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
|
|
"bus-frequency", bd->bi_busfreq, 1);
|
|
do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
|
|
"clock-frequency", bd->bi_intfreq, 1);
|
|
do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
|
|
"bus-frequency", bd->bi_busfreq, 1);
|
|
|
|
#if defined(CONFIG_MPC8641)
|
|
do_fixup_by_compat_u32(blob, "fsl,mpc8641-localbus",
|
|
"bus-frequency", gd->lbc_clk, 1);
|
|
#endif
|
|
do_fixup_by_compat_u32(blob, "fsl,elbc",
|
|
"bus-frequency", gd->lbc_clk, 1);
|
|
|
|
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
|
|
|
|
#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) \
|
|
|| defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
|
|
fdt_fixup_ethernet(blob);
|
|
#endif
|
|
|
|
#ifdef CONFIG_SYS_NS16550
|
|
do_fixup_by_compat_u32(blob, "ns16550",
|
|
"clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
|
|
#endif
|
|
|
|
#if (CONFIG_NUM_CPUS > 1)
|
|
/* if we have 4G or more of memory, put the boot page at 4Gb-1M */
|
|
if (gd->ram_size > 0xfffff000)
|
|
bootpg = 0xfff00000;
|
|
else
|
|
bootpg = gd->ram_size - (1024 * 1024);
|
|
|
|
/* Reserve the boot page so OSes dont use it */
|
|
off = fdt_add_mem_rsv(blob, bootpg, (u64)4096);
|
|
if (off < 0)
|
|
printf("%s: %s\n", __FUNCTION__, fdt_strerror(off));
|
|
#endif
|
|
}
|