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Add libfdt based ft_cpu_setup for mpc85xx 

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2007-11-29 00:15:30 -06:00
parent c01b17dd85
commit f852ce72f1
2 changed files with 67 additions and 1 deletions
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4
cpu/mpc85xx/Makefile
View File

@ -29,8 +29,10 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(CPU).a
START = start.o resetvec.o
COBJS-$(CONFIG_OF_LIBFDT) += fdt.o
COBJS = traps.o cpu.o cpu_init.o speed.o interrupts.o \
pci.o serial_scc.o commproc.o ether_fcc.o spd_sdram.o qe_io.o
pci.o serial_scc.o commproc.o ether_fcc.o spd_sdram.o qe_io.o \
$(COBJS-y)
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))

64
cpu/mpc85xx/fdt.c Normal file
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@ -0,0 +1,64 @@
/*
* Copyright 2007 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <libfdt.h>
#include <fdt_support.h>
void ft_cpu_setup(void *blob, bd_t *bd)
{
#if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
fdt_fixup_ethernet(blob, bd);
#endif
do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
"timebase-frequency", bd->bi_busfreq / 8, 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);
#ifdef CONFIG_QE
do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
"bus-frequency", bd->bi_busfreq, 1);
#endif
#ifdef CFG_NS16550
do_fixup_by_compat_u32(blob, "ns16550",
"clock-frequency", bd->bi_busfreq, 1);
#endif
#ifdef CONFIG_CPM2
do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart",
"current-speed", bd->bi_baudrate, 1);
do_fixup_by_compat_u32(blob, "fsl,cpm2-brg",
"clock-frequency", bd->bi_brgfreq, 1);
#endif
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
}