Add support for UC100 board

This commit is contained in:
wdenk 2004-12-18 22:35:43 +00:00
parent 8e6b47a89b
commit f7d1572bf5
13 changed files with 1331 additions and 1 deletions

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@ -2,6 +2,8 @@
Changes since U-Boot 1.1.1:
======================================================================
* Add support for UC100 board
* Patch by Stefan Roese, 16 Dez 2004:
- ext2fs support added
- Tundra universe support added

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@ -51,7 +51,7 @@ LIST_8xx=" \
FPS850L LANTEC QS850 TQM850L \
GEN860T lwmon QS860T TQM855L \
GEN860T_SC MBX quantum TQM860L \
v37 \
UC100 v37 \
"
#########################################################################

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@ -667,6 +667,9 @@ TTTech_config: unconfig
@echo "#define CONFIG_SHARP_LQ104V7DS01" >>include/config.h
@./mkconfig -a TQM823L ppc mpc8xx tqm8xx
UC100_config : unconfig
@./mkconfig $(@:_config=) ppc mpc8xx uc100
v37_config: unconfig
@echo "#define CONFIG_LCD" >include/config.h
@echo "#define CONFIG_SHARP_LQ084V1DG21" >>include/config.h

41
board/uc100/Makefile Normal file
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@ -0,0 +1,41 @@
#
# (C) Copyright 2000-2003
# 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
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
#OBJS = $(BOARD).o flash.o
OBJS = $(BOARD).o
$(LIB): .depend $(OBJS)
$(AR) crv $@ $(OBJS)
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

29
board/uc100/config.mk Normal file
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@ -0,0 +1,29 @@
#
# (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
#
#
# UC100 boards
#
#TEXT_BASE = 0x40000000
TEXT_BASE = 0x40700000

140
board/uc100/u-boot.lds Normal file
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@ -0,0 +1,140 @@
/*
* (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
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
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.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/mpc8xx/start.o (.text)
cpu/mpc8xx/traps.o (.text)
common/dlmalloc.o (.text)
lib_ppc/ppcstring.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
lib_ppc/cache.o (.text)
lib_ppc/time.o (.text)
common/environment.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

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@ -0,0 +1,134 @@
/*
* (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
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
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.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/mpc8xx/start.o (.text)
common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
common/environment.o(.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x0FFF) & 0xFFFFF000;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(4096);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(4096);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

268
board/uc100/uc100.c Normal file
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@ -0,0 +1,268 @@
/*
* (C) Copyright 2000-2004
* 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
*/
#if 0
#define DEBUG
#endif
#include <common.h>
#include <mpc8xx.h>
#include <i2c.h>
/*********************************************************************/
/* UPMA Pre Initilization Table by WV (Miron MT48LC16M16A2-7E B) */
/*********************************************************************/
const uint sdram_init_upm_table[] = {
/* SDRAM Initialisation Sequence (offset 0 in UPMA RAM) WV */
/* NOP - Precharge - AutoRefr - NOP - NOP */
/* NOP - AutoRefr - NOP */
/* NOP - NOP - LoadModeR - NOP - Active */
/* Position of Single Read */
0x0ffffc04, 0x0ff77c04, 0x0ff5fc04, 0x0ffffc04, 0x0ffffc04,
0x0ffffc04, 0x0ff5fc04, 0x0ffffc04,
/* Burst Read. (offset 8 in UPMA RAM) */
/* Cycle lent for Initialisation WV */
0x0ffffc04, 0x0ffffc34, 0x0f057c34, 0x0ffffc30, 0x1ff7fc05,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Single Write. (offset 18 in UPMA RAM) */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Burst Write. (offset 20 in UPMA RAM) */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Refresh (offset 30 in UPMA RAM) */
0x0FF77C04, 0x0FFFFC04, 0x0FF5FC84, 0x0FFFFC04, 0x0FFFFC04,
0x0FFFFC84, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF,
/* Exception. (offset 3c in UPMA RAM) */
0x7FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
};
/*********************************************************************/
/* UPMA initilization table. */
/*********************************************************************/
const uint sdram_upm_table[] = {
/* single read. (offset 0 in UPMA RAM) */
0x0F07FC04, 0x0FFFFC04, 0x00BDFC04, 0x0FF77C00, 0x1FFFFC05,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, /* 0x05-0x07 new WV */
/* Burst Read. (offset 8 in UPMA RAM) */
0x0F07FC04, 0x0FFFFC04, 0x00BDFC04, 0x00FFFC00, 0x00FFFC00,
0x00FFFC00, 0x0FF77C00, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Single Write. (offset 18 in UPMA RAM) */
0x0F07FC04, 0x0FFFFC00, 0x00BD7C04, 0x0FFFFC04, 0x0FF77C04,
0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF,
/* Burst Write. (offset 20 in UPMA RAM) */
0x0F07FC04, 0x0FFFFC00, 0x00BD7C00, 0x00FFFC00, 0x00FFFC00,
0x00FFFC04, 0x0FFFFC04, 0x0FF77C04, 0x1FFFFC05, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Refresh (offset 30 in UPMA RAM) */
0x0FF77C04, 0x0FFFFC04, 0x0FF5FC84, 0x0FFFFC04, 0x0FFFFC04,
0x0FFFFC84, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF,
/* Exception. (offset 3c in UPMA RAM) */
0x7FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, /* 0x3C new WV */
};
/*********************************************************************/
/* UPMB initilization table. */
/*********************************************************************/
const uint mpm_upm_table[] = {
/* single read. (offset 0 in upm RAM) */
0x8FF00004, 0x0FF00004, 0x0FF81004, 0x1FF00001,
0x1FF00001, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* burst read. (Offset 8 in upm RAM) */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* single write. (Offset 0x18 in upm RAM) */
0x8FF00004, 0x0FF00004, 0x0FF81004, 0x0FF00004,
0x0FF00004, 0x1FF00001, 0xFFFFFFFF, 0xFFFFFFFF,
/* burst write. (Offset 0x20 in upm RAM) */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Refresh cycle, offset 0x30 */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
/* Exception, 0ffset 0x3C */
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
};
int board_switch(void)
{
volatile pcmconf8xx_t *pcmp;
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
return ((pcmp->pcmc_pipr >> 24) & 0xf);
}
/*
* Check Board Identity:
*/
int checkboard (void)
{
unsigned char str[64];
int i = getenv_r ("serial#", str, sizeof(str));
puts ("Board: ");
if (i == -1) {
puts ("### No HW ID - assuming UC100");
} else {
puts(str);
}
printf (" (SWITCH=%1X)\n", board_switch());
return 0;
}
/*
* Initialize SDRAM
*/
long int initdram (int board_type)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
/*---------------------------------------------------------------------*/
/* Initialize the UPMA/UPMB registers with the appropriate table. */
/*---------------------------------------------------------------------*/
upmconfig (UPMA, (uint *) sdram_init_upm_table,
sizeof (sdram_init_upm_table) / sizeof (uint));
upmconfig (UPMB, (uint *) mpm_upm_table,
sizeof (mpm_upm_table) / sizeof (uint));
/*---------------------------------------------------------------------*/
/* Memory Periodic Timer Prescaler: divide by 16 */
/*---------------------------------------------------------------------*/
memctl->memc_mptpr = 0x0200; /* Divide by 32 WV */
memctl->memc_mamr = CFG_MAMR_VAL & 0xFF7FFFFF; /* Bit 8 := "0" Kein Refresh WV */
memctl->memc_mbmr = CFG_MBMR_VAL;
/*---------------------------------------------------------------------*/
/* Initialize the Memory Controller registers, MPTPR, Chip Select 1 */
/* for SDRAM */
/* */
/* NOTE: The refresh rate in MAMR reg is set according to the lowest */
/* clock rate (16.67MHz) to allow proper operation for all ADS */
/* clock frequencies. */
/*---------------------------------------------------------------------*/
memctl->memc_or1 = CFG_OR1_PRELIM;
memctl->memc_br1 = CFG_BR1_PRELIM;
/*-------------------------------------------------------------------*/
/* Wait at least 200 usec for DRAM to stabilize, this magic number */
/* obtained from the init code. */
/*-------------------------------------------------------------------*/
udelay(200);
memctl->memc_mamr = (memctl->memc_mamr | 0x04) & ~0x08;
memctl->memc_br1 = CFG_BR1_PRELIM;
memctl->memc_or1 = CFG_OR1_PRELIM;
/*---------------------------------------------------------------------*/
/* run MRS command in location 5-8 of UPMB. */
/*---------------------------------------------------------------------*/
memctl->memc_mar = 0x88;
/* RUN UPMA on CS1 1-time from UPMA addr 0x05 */
memctl->memc_mcr = 0x80002100;
/* RUN UPMA on CS1 1-time from UPMA addr 0x00 WV */
udelay(200);
/*---------------------------------------------------------------------*/
/* Initialisation for normal access WV */
/*---------------------------------------------------------------------*/
/*---------------------------------------------------------------------*/
/* Initialize the UPMA register with the appropriate table. */
/*---------------------------------------------------------------------*/
upmconfig (UPMA, (uint *) sdram_upm_table,
sizeof (sdram_upm_table) / sizeof (uint));
/*---------------------------------------------------------------------*/
/* rerstore MBMR value (4-beat refresh burst.) */
/*---------------------------------------------------------------------*/
memctl->memc_mamr = CFG_MAMR_VAL | 0x00800000; /* Bit 8 := "1" Refresh Enable WV */
udelay(200);
return (64 * 1024 * 1024); /* fixed setup for 64MBytes! */
}
int misc_init_r (void)
{
uchar val;
/*
* Make sure that RTC has clock output enabled (triggers watchdog!)
*/
val = i2c_reg_read (CFG_I2C_RTC_ADDR, 0x0D);
val |= 0x80;
i2c_reg_write (CFG_I2C_RTC_ADDR, 0x0D, val);
return 0;
}
#ifdef CONFIG_POST
/*
* Returns 1 if keys pressed to start the power-on long-running tests
* Called from board_init_f().
*/
int post_hotkeys_pressed (void)
{
return 0; /* No hotkeys supported */
}
#endif

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@ -3090,6 +3090,199 @@ static void cfg_ports (void)
#endif /* NETTA */
/* -------------------------------------------------------------------- */
/* UC100 Boards */
/* -------------------------------------------------------------------- */
#if defined(CONFIG_UC100)
#define PCMCIA_BOARD_MSG "UC100"
/*
* Remark: don't turn off OE "__MY_PCMCIA_GCRX_CXOE" on UC100 board.
* This leads to board-hangup! (sr, 8 Dez. 2004)
*/
static void cfg_ports (void);
static int hardware_enable(int slot)
{
volatile immap_t *immap;
volatile cpm8xx_t *cp;
volatile pcmconf8xx_t *pcmp;
volatile sysconf8xx_t *sysp;
uint reg, mask;
debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot);
udelay(10000);
immap = (immap_t *)CFG_IMMR;
sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf));
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm));
/* Configure Ports for TPS2211A PC-Card Power-Interface Switch */
cfg_ports ();
/*
* Configure SIUMCR to enable PCMCIA port B
* (VFLS[0:1] are not used for debugging, we connect FRZ# instead)
*/
sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */
/* clear interrupt state, and disable interrupts */
pcmp->pcmc_pscr = PCMCIA_MASK(_slot_);
pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_);
/*
* Disable interrupts, DMA, and PCMCIA buffers
* (isolate the interface) and assert RESET signal
*/
debug ("Disable PCMCIA buffers and assert RESET\n");
reg = 0;
reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
PCMCIA_PGCRX(_slot_) = reg;
udelay(500);
/*
* Make sure there is a card in the slot, then configure the interface.
*/
udelay(10000);
debug ("[%d] %s: PIPR(%p)=0x%x\n",
__LINE__,__FUNCTION__,
&(pcmp->pcmc_pipr),pcmp->pcmc_pipr);
if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) {
printf (" No Card found\n");
return (1);
}
/*
* Power On.
*/
mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot);
reg = pcmp->pcmc_pipr;
debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n",
reg,
(reg&PCMCIA_VS1(slot))?"n":"ff",
(reg&PCMCIA_VS2(slot))?"n":"ff");
if ((reg & mask) == mask) {
puts (" 5.0V card found: ");
} else {
puts (" 3.3V card found: ");
}
/* switch VCC on */
immap->im_ioport.iop_padat |= 0x8000; /* power enable 3.3V */
udelay(10000);
debug ("Enable PCMCIA buffers and stop RESET\n");
reg = PCMCIA_PGCRX(_slot_);
reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */
reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */
PCMCIA_PGCRX(_slot_) = reg;
udelay(250000); /* some cards need >150 ms to come up :-( */
debug ("# hardware_enable done\n");
return (0);
}
#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA)
static int hardware_disable(int slot)
{
volatile immap_t *immap;
volatile cpm8xx_t *cp;
volatile pcmconf8xx_t *pcmp;
u_long reg;
debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot);
immap = (immap_t *)CFG_IMMR;
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
/* switch VCC off */
immap->im_ioport.iop_padat &= ~0x8000; /* power disable 3.3V */
/* Configure PCMCIA General Control Register */
debug ("Disable PCMCIA buffers and assert RESET\n");
reg = 0;
reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
PCMCIA_PGCRX(_slot_) = reg;
udelay(10000);
return (0);
}
#endif /* CFG_CMD_PCMCIA */
static int voltage_set(int slot, int vcc, int vpp)
{
volatile immap_t *immap;
volatile pcmconf8xx_t *pcmp;
u_long reg;
debug ("voltage_set: "
PCMCIA_BOARD_MSG
" Slot %c, Vcc=%d.%d, Vpp=%d.%d\n",
'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10);
immap = (immap_t *)CFG_IMMR;
pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia));
/*
* Disable PCMCIA buffers (isolate the interface)
* and assert RESET signal
*/
debug ("Disable PCMCIA buffers and assert RESET\n");
reg = PCMCIA_PGCRX(_slot_);
reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */
PCMCIA_PGCRX(_slot_) = reg;
udelay(500);
/*
* Configure Port C pins for
* 5 Volts Enable and 3 Volts enable,
* Turn all power pins to Hi-Z
*/
debug ("PCMCIA power OFF\n");
cfg_ports (); /* Enables switch, but all in Hi-Z */
debug ("Enable PCMCIA buffers and stop RESET\n");
reg = PCMCIA_PGCRX(_slot_);
reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */
reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */
PCMCIA_PGCRX(_slot_) = reg;
udelay(500);
debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n",
slot+'A');
return (0);
}
static void cfg_ports (void)
{
volatile immap_t *immap;
immap = (immap_t *)CFG_IMMR;
/*
* Configure Port A for MAX1602 PC-Card Power-Interface Switch
*/
immap->im_ioport.iop_padat &= ~0x8000; /* set port x output to low */
immap->im_ioport.iop_padir |= 0x8000; /* enable port x as output */
debug ("Set Port A: PAR: %08x DIR: %08x DAT: %08x\n",
immap->im_ioport.iop_papar, immap->im_ioport.iop_padir,
immap->im_ioport.iop_padat);
}
#endif /* UC100 */
/* -------------------------------------------------------------------- */
#endif /* CFG_CMD_PCMCIA || (CFG_CMD_IDE && CONFIG_IDE_8xx_PCCARD) */

View file

@ -190,10 +190,17 @@ static int check_CPU (long clock, uint pvr, uint immr)
default: suf = NULL; break;
}
#ifndef CONFIG_MPC857
if (suf)
printf ("%cPC862%sZPnn%s", pre, mid, suf);
else
printf ("unknown MPC862 (0x%08x)", k);
#else
if (suf)
printf ("%cPC857TZPnn%s", pre, suf); /* only 857T tested right now! */
else
printf ("unknown MPC857 (0x%08x)", k);
#endif
printf (" at %s MHz:", strmhz (buf, clock));

View file

@ -144,6 +144,12 @@
#define CFI_CMDSET_SST 258
#ifdef CFG_FLASH_CFI_AMD_RESET /* needed for STM_ID_29W320DB on UC100 */
# undef FLASH_CMD_RESET
# define FLASH_CMD_RESET AMD_CMD_RESET /* use AMD-Reset instead */
#endif
typedef union {
unsigned char c;
unsigned short w;

505
include/configs/UC100.h Normal file
View file

@ -0,0 +1,505 @@
/*
* (C) Copyright 2000-2004
* 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
*/
/*
* board/config.h - configuration options, board specific
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC860 1
#define CONFIG_MPC860T 1
#define CONFIG_MPC862 1 /* enable 862 since the */
#define CONFIG_MPC857 1 /* 857 is a variant of the 862 */
#define CONFIG_UC100 1 /* ...on a UC100 module */
#define MPC8XX_FACT 4 /* Multiply by 4 */
#define MPC8XX_XIN 25000000 /* 25.0 MHz in */
#define CONFIG_8xx_GCLK_FREQ (MPC8XX_FACT * MPC8XX_XIN)
/* define if cant' use get_gclk_freq */
#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
#undef CONFIG_8xx_CONS_SMC2
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
#define CONFIG_BOOTCOUNT_LIMIT
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#define CONFIG_BOARD_TYPES 1 /* support board types */
#define CONFIG_PREBOOT "echo;" \
"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
"echo"
#undef CONFIG_BOOTARGS
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=$(serverip):$(rootpath)\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip=setenv bootargs $(bootargs) " \
"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
":$(hostname):$(netdev):off panic=1\0" \
"addtty=setenv bootargs $(bootargs) console=ttyS0,$(baudrate)\0"\
"flash_nfs=run nfsargs addip addtty;" \
"bootm $(kernel_addr)\0" \
"flash_self=run ramargs addip addtty;" \
"bootm $(kernel_addr) $(ramdisk_addr)\0" \
"net_nfs=tftp 200000 $(bootfile);run nfsargs addip addtty;" \
"bootm\0" \
"rootpath=/opt/eldk/ppc_8xx\0" \
"bootfile=/tftpboot/uc100/uImage\0" \
"kernel_addr=40000000\0" \
"ramdisk_addr=40100000\0" \
"load=tftp 100000 /tftpboot/uc100/u-boot.bin\0" \
"update=protect off 40700000 4073ffff;era 40700000 4073ffff;" \
"cp.b 100000 40700000 $(filesize);" \
"setenv filesize;saveenv\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
#undef CONFIG_WATCHDOG /* watchdog disabled */
#undef CONFIG_STATUS_LED /* no status-led */
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_MAC_PARTITION
#define CONFIG_DOS_PARTITION
#undef CONFIG_RTC_MPC8xx
#define CFG_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
#define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
/*
* Power On Self Test support
*/
#define CONFIG_POST ( CFG_POST_CACHE | \
CFG_POST_MEMORY | \
CFG_POST_CPU | \
CFG_POST_UART | \
CFG_POST_SPR )
#undef CONFIG_POST
#ifdef CONFIG_POST
#define CFG_CMD_POST_DIAG CFG_CMD_DIAG
#else
#define CFG_CMD_POST_DIAG 0
#endif
#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
CFG_CMD_ASKENV | \
CFG_CMD_DHCP | \
CFG_CMD_ELF | \
CFG_CMD_IDE | \
CFG_CMD_FAT | \
CFG_CMD_MII | \
CFG_CMD_PING | \
CFG_CMD_I2C | \
CFG_CMD_EEPROM | \
CFG_CMD_DATE | \
CFG_CMD_POST_DIAG )
#define CONFIG_NETCONSOLE
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
#if 0
#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
#endif
#ifdef CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#endif
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
#define CFG_LOAD_ADDR 0x100000 /* default load address */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CFG_IMMR 0xF0000000
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CFG_INIT_RAM_ADDR CFG_IMMR
#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE 0x40000000
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CFG_MONITOR_BASE (CFG_FLASH_BASE+0x00700000) /* resetvec fff00100*/
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
/*-----------------------------------------------------------------------
* Address accessed to reset the board - must not be mapped/assigned
*/
#define CFG_RESET_ADDRESS 0x90000000
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_FLASH_CFI /* The flash is CFI compatible */
#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
#define CFG_FLASH_CFI_AMD_RESET 1 /* AMD RESET for STM 29W320DB! */
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_ADDR (CFG_MONITOR_BASE+CFG_MONITOR_LEN)
#define CFG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR+CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
#define CFG_SIUMCR (SIUMCR_FRC | SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
/*-----------------------------------------------------------------------
* RTCSC - Real-Time Clock Status and Control Register 11-27
*-----------------------------------------------------------------------
*/
#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CFG_PISCR (PISCR_PS | PISCR_PITF)
/*-----------------------------------------------------------------------
* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
*-----------------------------------------------------------------------
* Reset PLL lock status sticky bit, timer expired status bit and timer
* interrupt status bit
*/
#define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK 0x00000000
#define CFG_SCCR (SCCR_EBDF11)
/*-----------------------------------------------------------------------
* PCMCIA stuff
*-----------------------------------------------------------------------
*
*/
#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
#define CFG_PCMCIA_IO_ADDR (0xEC000000)
#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
/*-----------------------------------------------------------------------
* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
*-----------------------------------------------------------------------
*/
#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
#undef CONFIG_IDE_LED /* LED for ide not supported */
#undef CONFIG_IDE_RESET /* reset for ide not supported */
#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
#define CFG_ATA_IDE0_OFFSET 0x0000
#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
/* Offset for data I/O */
#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
/* Offset for normal register accesses */
#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
/* Offset for alternate registers */
#define CFG_ATA_ALT_OFFSET 0x0100
/*-----------------------------------------------------------------------
*
*-----------------------------------------------------------------------
*
*/
#define CFG_DER 0
/*
* Init Memory Controller:
*
* BR0/1 and OR0/1 (FLASH)
*/
#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
/* used to re-map FLASH both when starting from SRAM or FLASH:
* restrict access enough to keep SRAM working (if any)
* but not too much to meddle with FLASH accesses
*/
#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
/*
* FLASH timing:
*/
#define CFG_OR_TIMING_FLASH (0x00000d24)
#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
#define CFG_BR1_PRELIM 0x00000081 /* Chip select for SDRAM (32 Bit, UPMA) */
#define CFG_OR1_PRELIM 0xfc000a00
#define CFG_BR2_PRELIM 0x80000001 /* Chip select for SRAM (32 Bit, GPCM) */
#define CFG_OR2_PRELIM 0xfff00d24
#define CFG_BR3_PRELIM 0x80600401 /* Chip select for Display (8 Bit, GPCM) */
#define CFG_OR3_PRELIM 0xffff8f44
#define CFG_BR4_PRELIM 0xc05108c1 /* Chip select for Interbus MPM (16 Bit, UPMB) */
#define CFG_OR4_PRELIM 0xffff0300
#define CFG_BR5_PRELIM 0xc0500401 /* Chip select for Interbus Status (8 Bit, GPCM) */
#define CFG_OR5_PRELIM 0xffff8db0
/*
* Memory Periodic Timer Prescaler
*
* The Divider for PTA (refresh timer) configuration is based on an
* example SDRAM configuration (64 MBit, one bank). The adjustment to
* the number of chip selects (NCS) and the actually needed refresh
* rate is done by setting MPTPR.
*
* PTA is calculated from
* PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
*
* gclk CPU clock (not bus clock!)
* Trefresh Refresh cycle * 4 (four word bursts used)
*
* 4096 Rows from SDRAM example configuration
* 1000 factor s -> ms
* 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
* 4 Number of refresh cycles per period
* 64 Refresh cycle in ms per number of rows
* --------------------------------------------
* Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
*
* 50 MHz => 50.000.000 / Divider = 98
* 66 Mhz => 66.000.000 / Divider = 129
* 80 Mhz => 80.000.000 / Divider = 156
* 100 Mhz => 100.000.000 / Divider = 195
*/
#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
#define CFG_MAMR_PTA 98
/*
* For 16 MBit, refresh rates could be 31.3 us
* (= 64 ms / 2K = 125 / quad bursts).
* For a simpler initialization, 15.6 us is used instead.
*
* #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
* #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
*/
#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
/*
* MAMR settings for SDRAM
*/
/* 8 column SDRAM */
#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
/* 9 column SDRAM */
#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
#define CFG_MAMR_VAL 0x30904114 /* for SDRAM */
#define CFG_MBMR_VAL 0xff001111 /* for Interbus-MPM */
/*-----------------------------------------------------------------------
* I2C stuff
*/
/* enable I2C and select the hardware/software driver */
#undef CONFIG_HARD_I2C /* I2C with hardware support */
#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
#define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
#define CFG_I2C_SLAVE 0xFE
#ifdef CONFIG_SOFT_I2C
/*
* Software (bit-bang) I2C driver configuration
*/
#define PB_SCL 0x00000020 /* PB 26 */
#define PB_SDA 0x00000010 /* PB 27 */
#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
else immr->im_cpm.cp_pbdat &= ~PB_SDA
#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
else immr->im_cpm.cp_pbdat &= ~PB_SCL
#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
#endif /* CONFIG_SOFT_I2C */
/*-----------------------------------------------------------------------
* I2C EEPROM (24C164)
*/
#define CFG_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
#define CFG_I2C_EEPROM_ADDR_LEN 1
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
#define CFG_EEPROM_PAGE_WRITE_BITS 4
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
#define CONFIG_FEC_ENET 1 /* use FEC ethernet */
#define FEC_ENET
#define CONFIG_MII
#define CFG_DISCOVER_PHY 1
#endif /* __CONFIG_H */

View file

@ -66,6 +66,8 @@
# define CONFIG_PCMCIA_SLOT_A
#elif defined(CONFIG_NETTA)
# define CONFIG_PCMCIA_SLOT_A
#elif defined(CONFIG_UC100) /* The UC100 use SLOT_B */
# define CONFIG_PCMCIA_SLOT_B
#else
# error "PCMCIA Slot not configured"
#endif