u-boot/arch/powerpc/cpu/mpc86xx/fdt.c
Kumar Gala 5655136208 powerpc/86xx: Enable common SRIO init code
Add the needed defines and code to utilize the common 8xxx srio init
code to setup LAWs and modify device tree if we have SRIO enabled on a
board.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2011-01-14 01:32:21 -06:00

66 lines
1.8 KiB
C

/*
* Copyright 2008, 2011 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 <asm/mp.h>
DECLARE_GLOBAL_DATA_PTR;
extern void ft_fixup_num_cores(void *blob);
extern void ft_srio_setup(void *blob);
void ft_cpu_setup(void *blob, bd_t *bd)
{
#ifdef CONFIG_MP
int off;
u32 bootpg = determine_mp_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
#ifdef CONFIG_MP
/* 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));
ft_fixup_num_cores(blob);
#endif
#ifdef CONFIG_SYS_SRIO
ft_srio_setup(blob);
#endif
}