Commit 5b53b29b authored by Eric Millbrandt's avatar Eric Millbrandt Committed by Wolfgang Denk

Add support for the galaxy5200

Add support for the DEKA Research and Development galaxy5200 board

The galaxy5200 is an Freescale mpc5200 based embedded industrial
control board.
Signed-off-by: default avatarEric Millbrandt <emillbrandt@dekaresearch.com>
parent 0a9e4e77
......@@ -616,6 +616,10 @@ David M
smdk2410 ARM920T
VCMA9 ARM920T
Eric Millbrandt <emillbrandt@dekaresearch.com>
galaxy5200 mpc5200
Rolf Offermanns <rof@sysgo.de>
shannon SA1100
......
......@@ -50,6 +50,7 @@ LIST_5xxx=" \
digsy_mtc \
EVAL5200 \
fo300 \
galaxy5200 \
icecube_5100 \
icecube_5200 \
inka4x0 \
......
......@@ -544,6 +544,12 @@ digsy_mtc_RAMBOOT_config: unconfig
}
@$(MKCONFIG) -a digsy_mtc ppc mpc5xxx digsy_mtc
galaxy5200_LOWBOOT_config \
galaxy5200_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_$(@:_config=) 1" >$(obj)include/config.h
@$(MKCONFIG) -a galaxy5200 ppc mpc5xxx galaxy5200
hmi1001_config: unconfig
@$(MKCONFIG) hmi1001 ppc mpc5xxx hmi1001
......
#
# (C) Copyright 2003-2007
# 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 $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak $(obj).depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
#
# (C) Copyright 2003
# 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
#
#
# galaxy5200 board:
#
# Valid values for TEXT_BASE are:
#
# 0xFFF00000 boot high (standard configuration)
# 0xFE000000 boot low
# 0x00100000 boot from RAM (for testing only) does not work
#
sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
ifdef CONFIG_galaxy5200_LOWBOOT
TEXT_BASE = 0xFE000000
endif
ifndef TEXT_BASE
## Standard: boot high
TEXT_BASE = 0xFFF00000
endif
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* (C) Copyright 2006
* Eric Schumann, Phytec Messtechnik GmbH
*
* (C) Copyright 2009
* Eric Millbrandt, DEKA Research and Development Corporation
*
* 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 <mpc5xxx.h>
#include <pci.h>
#include <asm-ppc/io.h>
#ifndef CONFIG_SYS_RAMBOOT
static void sdram_start(int hi_addr)
{
volatile struct mpc5xxx_cdm *cdm =
(struct mpc5xxx_cdm *)MPC5XXX_CDM;
volatile struct mpc5xxx_sdram *sdram =
(struct mpc5xxx_sdram *)MPC5XXX_SDRAM;
long hi_addr_bit = hi_addr ? 0x01000000 : 0;
/* unlock mode register */
out_be32 (&sdram->ctrl,
(SDRAM_CONTROL | 0x80000000 | hi_addr_bit));
/* precharge all banks */
out_be32 (&sdram->ctrl,
(SDRAM_CONTROL | 0x80000002 | hi_addr_bit));
#ifdef SDRAM_DDR
/* set mode register: extended mode */
out_be32 (&sdram->mode, (SDRAM_EMODE));
/* set mode register: reset DLL */
out_be32 (&sdram->mode, (SDRAM_MODE | 0x04000000));
#endif
/* precharge all banks */
out_be32 (&sdram->ctrl,
(SDRAM_CONTROL | 0x80000002 | hi_addr_bit));
/* auto refresh */
out_be32 (&sdram->ctrl,
(SDRAM_CONTROL | 0x80000004 | hi_addr_bit));
/* set mode register */
out_be32 (&sdram->mode, (SDRAM_MODE));
/* normal operation */
out_be32 (&sdram->ctrl,
(SDRAM_CONTROL | hi_addr_bit));
/* set CDM clock enable register, set MPC5200B SDRAM bus */
/* to reduced driver strength */
out_be32 (&cdm->clock_enable, (0x00CFFFFF));
}
#endif
/*
* ATTENTION: Although partially referenced initdram does NOT make
* real use of CONFIG_SYS_SDRAM_BASE. The code does not
* work if CONFIG_SYS_SDRAM_BASE
* is something else than 0x00000000.
*/
phys_size_t initdram(int board_type)
{
volatile struct mpc5xxx_mmap_ctl *mm =
(struct mpc5xxx_mmap_ctl *)CONFIG_SYS_MBAR;
volatile struct mpc5xxx_sdram *sdram =
(struct mpc5xxx_sdram *)MPC5XXX_SDRAM;
ulong dramsize = 0;
ulong dramsize2 = 0;
#ifndef CONFIG_SYS_RAMBOOT
ulong test1, test2;
/* setup SDRAM chip selects */
/* 256MB at 0x0 */
out_be32 (&mm->sdram0, 0x0000001b);
/* disabled */
out_be32 (&mm->sdram1, 0x10000000);
/* setup config registers */
out_be32 (&sdram->config1, SDRAM_CONFIG1);
out_be32 (&sdram->config2, SDRAM_CONFIG2);
/* find RAM size using SDRAM CS0 only */
sdram_start(0);
test1 = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE, 0x10000000);
sdram_start(1);
test2 = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE, 0x10000000);
if (test1 > test2) {
sdram_start(0);
dramsize = test1;
} else
dramsize = test2;
/* memory smaller than 1MB is impossible */
if (dramsize < (1 << 20))
dramsize = 0;
/* set SDRAM CS0 size according to the amount of RAM found */
if (dramsize > 0) {
out_be32 (&mm->sdram0,
(0x13 + __builtin_ffs(dramsize >> 20) - 1));
} else {
/* disabled */
out_be32 (&mm->sdram0, 0);
}
#else /* CONFIG_SYS_RAMBOOT */
/* retrieve size of memory connected to SDRAM CS0 */
dramsize = in_be32(&mm->sdram0) & 0xFF;
if (dramsize >= 0x13)
dramsize = (1 << (dramsize - 0x13)) << 20;
else
dramsize = 0;
/* retrieve size of memory connected to SDRAM CS1 */
dramsize2 = in_be32(&mm->sdram1) & 0xFF;
if (dramsize2 >= 0x13)
dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
else
dramsize2 = 0;
#endif /* CONFIG_SYS_RAMBOOT */
return dramsize + dramsize2;
}
int checkboard(void)
{
puts("Board: galaxy5200\n");
return 0;
}
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t * bd)
{
ft_cpu_setup(blob, bd);
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET)
void init_ide_reset (void)
{
volatile struct mpc5xxx_gpt *gpt = (struct mpc5xxx_gpt *)MPC5XXX_GPT;
debug ("init_ide_reset\n");
/* Configure TIMER_5 as GPIO output for ATA reset */
/* Deassert reset */
gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT1 | MPC5XXX_GPT_TMS_GPIO;
}
void ide_set_reset (int idereset)
{
volatile struct mpc5xxx_gpt *gpt = (struct mpc5xxx_gpt *)MPC5XXX_GPT;
debug ("ide_reset(%d)\n", idereset);
/* Configure TIMER_5 as GPIO output for ATA reset */
if (idereset) {
gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT0 | MPC5XXX_GPT_TMS_GPIO;
/* Make a delay. MPC5200 spec says 25 usec min */
udelay(50);
} else {
gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT1 | MPC5XXX_GPT_TMS_GPIO;
udelay(50);
}
}
#endif /* defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET) */
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