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Commit e57ed96b authored by Wolfgang Denk's avatar Wolfgang Denk
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Merge branch 'master' of git://www.denx.de/git/u-boot-coldfire

parents 2468592d 57a12720
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......@@ -290,7 +290,7 @@ W: http://www.leox.org
N: TsiChung Liew
E: Tsi-Chung.Liew@freescale.com
D: Support for ColdFire MCF523x, MCF532x, MCF5445x
D: Support for ColdFire MCF523x, MCF532x, MCF5445x, MCF547x_8x
W: www.freescale.com
N: Leif Lindholm
......
......@@ -648,9 +648,13 @@ Zachary P. Landau <zachary.landau@labxtechnologies.com>
TsiChung Liew <Tsi-Chung.Liew@freescale.com>
M52277EVB mcf5227x
M5235EVB mcf52x2
M5329EVB mcf532x
M5373EVB mcf532x
M54455EVB mcf5445x
M5475EVB mcf547x_8x
M5485EVB mcf547x_8x
Hayden Fraser <Hayden.Fraser@freescale.com>
......
......@@ -644,14 +644,18 @@ LIST_coldfire=" \
EB+MCF-EV123 \
EB+MCF-EV123_internal \
idmr \
M52277EVB \
M5235EVB \
M5249EVB \
M5253EVB \
M5271EVB \
M5272C3 \
M5282EVB \
M5329EVB \
M5329AFEE \
M5373EVB \
M54455EVB \
M5475AFE \
M5485AFE \
r5200 \
TASREG \
"
......
......@@ -218,6 +218,7 @@ LIBS += net/libnet.a
LIBS += disk/libdisk.a
LIBS += drivers/bios_emulator/libatibiosemu.a
LIBS += drivers/block/libblock.a
LIBS += drivers/dma/libdma.a
LIBS += drivers/hwmon/libhwmon.a
LIBS += drivers/i2c/libi2c.a
LIBS += drivers/input/libinput.a
......@@ -1744,6 +1745,9 @@ ZPC1900_config: unconfig
## Coldfire
#########################################################################
M52277EVB_config: unconfig
@$(MKCONFIG) -a M52277EVB m68k mcf5227x m52277evb freescale
M5235EVB_config \
M5235EVB_Flash16_config \
M5235EVB_Flash32_config: unconfig
......@@ -1816,6 +1820,16 @@ M5329BFEE_config : unconfig
fi
@$(MKCONFIG) -a M5329EVB m68k mcf532x m5329evb freescale
M5373EVB_config : unconfig
@case "$@" in \
M5373EVB_config) NAND=16;; \
esac; \
>include/config.h ; \
if [ "$${NAND}" != "0" ] ; then \
echo "#define NANDFLASH_SIZE $${NAND}" > $(obj)include/config.h ; \
fi
@$(MKCONFIG) -a M5373EVB m68k mcf532x m5373evb freescale
M54455EVB_config \
M54455EVB_atmel_config \
M54455EVB_intel_config \
......@@ -1848,6 +1862,76 @@ M54455EVB_i66_config : unconfig
$(XECHO) "... with $${FREQ}Hz input clock"
@$(MKCONFIG) -a M54455EVB m68k mcf5445x m54455evb freescale
M5475AFE_config \
M5475BFE_config \
M5475CFE_config \
M5475DFE_config \
M5475EFE_config \
M5475FFE_config \
M5475GFE_config : unconfig
@case "$@" in \
M5475AFE_config) BOOT=2;CODE=0;VID=0;USB=0;RAM=64;RAM1=0;; \
M5475BFE_config) BOOT=2;CODE=16;VID=0;USB=0;RAM=64;RAM1=0;; \
M5475CFE_config) BOOT=2;CODE=16;VID=1;USB=1;RAM=64;RAM1=0;; \
M5475DFE_config) BOOT=2;CODE=0;VID=0;USB=1;RAM=64;RAM1=0;; \
M5475EFE_config) BOOT=2;CODE=0;VID=1;USB=1;RAM=64;RAM1=0;; \
M5475FFE_config) BOOT=2;CODE=32;VID=1;USB=1;RAM=64;RAM1=64;; \
M5475GFE_config) BOOT=4;CODE=0;VID=0;USB=0;RAM=64;RAM1=0;; \
esac; \
>include/config.h ; \
echo "#define CFG_BUSCLK 133333333" > $(obj)include/config.h ; \
echo "#define CFG_BOOTSZ $${BOOT}" >> $(obj)include/config.h ; \
echo "#define CFG_DRAMSZ $${RAM}" >> $(obj)include/config.h ; \
if [ "$${RAM1}" != "0" ] ; then \
echo "#define CFG_DRAMSZ1 $${RAM1}" >> $(obj)include/config.h ; \
fi; \
if [ "$${CODE}" != "0" ] ; then \
echo "#define CFG_NOR1SZ $${CODE}" >> $(obj)include/config.h ; \
fi; \
if [ "$${VID}" == "1" ] ; then \
echo "#define CFG_VIDEO" >> $(obj)include/config.h ; \
fi; \
if [ "$${USB}" == "1" ] ; then \
echo "#define CFG_USBCTRL" >> $(obj)include/config.h ; \
fi
@$(MKCONFIG) -a M5475EVB m68k mcf547x_8x m547xevb freescale
M5485AFE_config \
M5485BFE_config \
M5485CFE_config \
M5485DFE_config \
M5485EFE_config \
M5485FFE_config \
M5485GFE_config \
M5485HFE_config : unconfig
@case "$@" in \
M5485AFE_config) BOOT=2;CODE=0;VID=0;USB=0;RAM=64;RAM1=0;; \
M5485BFE_config) BOOT=2;CODE=16;VID=0;USB=0;RAM=64;RAM1=0;; \
M5485CFE_config) BOOT=2;CODE=16;VID=1;USB=1;RAM=64;RAM1=0;; \
M5485DFE_config) BOOT=2;CODE=0;VID=0;USB=1;RAM=64;RAM1=0;; \
M5485EFE_config) BOOT=2;CODE=0;VID=1;USB=1;RAM=64;RAM1=0;; \
M5485FFE_config) BOOT=2;CODE=32;VID=1;USB=1;RAM=64;RAM1=64;; \
M5485GFE_config) BOOT=4;CODE=0;VID=0;USB=0;RAM=64;RAM1=0;; \
M5485HFE_config) BOOT=2;CODE=;VID=1;USB=0;RAM=64;RAM1=0;; \
esac; \
>include/config.h ; \
echo "#define CFG_BUSCLK 100000000" > $(obj)include/config.h ; \
echo "#define CFG_BOOTSZ $${BOOT}" >> $(obj)include/config.h ; \
echo "#define CFG_DRAMSZ $${RAM}" >> $(obj)include/config.h ; \
if [ "$${RAM1}" != "0" ] ; then \
echo "#define CFG_DRAMSZ1 $${RAM1}" >> $(obj)include/config.h ; \
fi; \
if [ "$${CODE}" != "0" ] ; then \
echo "#define CFG_NOR1SZ $${CODE}" >> $(obj)include/config.h ; \
fi; \
if [ "$${VID}" == "1" ] ; then \
echo "#define CFG_VIDEO" >> $(obj)include/config.h ; \
fi; \
if [ "$${USB}" == "1" ] ; then \
echo "#define CFG_USBCTRL" >> $(obj)include/config.h ; \
fi
@$(MKCONFIG) -a M5485EVB m68k mcf547x_8x m548xevb freescale
#########################################################################
## MPC83xx Systems
#########################################################################
......
......@@ -136,8 +136,10 @@ Directory Hierarchy:
- i386 Files specific to i386 CPUs
- ixp Files specific to Intel XScale IXP CPUs
- mcf52x2 Files specific to Freescale ColdFire MCF52x2 CPUs
- mcf5227x Files specific to Freescale ColdFire MCF5227x CPUs
- mcf532x Files specific to Freescale ColdFire MCF5329 CPUs
- mcf5445x Files specific to Freescale ColdFire MCF5445x CPUs
- mcf547x_8x Files specific to Freescale ColdFire MCF547x_8x CPUs
- mips Files specific to MIPS CPUs
- mpc5xx Files specific to Freescale MPC5xx CPUs
- mpc5xxx Files specific to Freescale MPC5xxx CPUs
......
#
# (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 = $(obj)lib$(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)
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
#
# (C) Copyright 2000-2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com>
#
# 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
#
TEXT_BASE = 0
/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <asm/immap.h>
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
puts("Board: ");
puts("Freescale M52277 EVB\n");
return 0;
};
long int initdram(int board_type)
{
volatile sdramc_t *sdram = (volatile sdramc_t *)(MMAP_SDRAM);
u32 dramsize, i;
dramsize = CFG_SDRAM_SIZE * 0x100000;
for (i = 0x13; i < 0x20; i++) {
if (dramsize == (1 << i))
break;
}
i--;
sdram->sdcs0 = (CFG_SDRAM_BASE | i);
sdram->sdcfg1 = CFG_SDRAM_CFG1;
sdram->sdcfg2 = CFG_SDRAM_CFG2;
/* Issue PALL */
sdram->sdcr = CFG_SDRAM_CTRL | 2;
/* Issue LEMR */
/*sdram->sdmr = CFG_SDRAM_EMOD; */
sdram->sdmr = CFG_SDRAM_MODE;
udelay(1000);
/* Issue PALL */
sdram->sdcr = CFG_SDRAM_CTRL | 2;
/* Perform two refresh cycles */
sdram->sdcr = CFG_SDRAM_CTRL | 4;
sdram->sdcr = CFG_SDRAM_CTRL | 4;
sdram->sdcr = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000c00;
udelay(100);
return (dramsize);
};
int testdram(void)
{
/* TODO: XXX XXX XXX */
printf("DRAM test not implemented!\n");
return (0);
}
/*
* (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(m68k)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/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) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.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/mcf5227x/start.o (.text)
cpu/mcf5227x/libmcf5227x.a (.text)
lib_m68k/libm68k.a (.text)
lib_generic/libgeneric.a (.text)
common/cmd_mem.o (.text)
common/main.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
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: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
__got_start = .;
*(.got)
__got_end = .;
_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 = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
. = ALIGN(4);
_ebss = .;
}
_end = . ;
PROVIDE (end = .);
}
......@@ -63,10 +63,10 @@ static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd)
nand_baseaddr |= CLR_ALE;
break;
case NAND_CTL_SETWP:
fbcs->csmr2 |= CSMR_WP;
fbcs->csmr2 |= FBCS_CSMR_WP;
break;
case NAND_CTL_CLRWP:
fbcs->csmr2 &= ~CSMR_WP;
fbcs->csmr2 &= ~FBCS_CSMR_WP;
break;
}
this->IO_ADDR_W = (void __iomem *)(nand_baseaddr);
......
#
# (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 = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o mii.o nand.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
#
# (C) Copyright 2000-2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com>
#
# 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
#
TEXT_BASE = 0
/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <config.h>
#include <common.h>
#include <asm/immap.h>
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
puts("Board: ");
puts("Freescale FireEngine 5373 EVB\n");
return 0;
};
long int initdram(int board_type)
{
volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
u32 dramsize, i;
dramsize = CFG_SDRAM_SIZE * 0x100000;
for (i = 0x13; i < 0x20; i++) {
if (dramsize == (1 << i))
break;
}
i--;
sdram->cs0 = (CFG_SDRAM_BASE | i);
sdram->cfg1 = CFG_SDRAM_CFG1;
sdram->cfg2 = CFG_SDRAM_CFG2;
/* Issue PALL */
sdram->ctrl = CFG_SDRAM_CTRL | 2;
/* Issue LEMR */
sdram->mode = CFG_SDRAM_EMOD;
sdram->mode = (CFG_SDRAM_MODE | 0x04000000);
udelay(500);
/* Issue PALL */
sdram->ctrl = (CFG_SDRAM_CTRL | 2);
/* Perform two refresh cycles */
sdram->ctrl = CFG_SDRAM_CTRL | 4;
sdram->ctrl = CFG_SDRAM_CTRL | 4;
sdram->mode = CFG_SDRAM_MODE;
sdram->ctrl = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000c00;
udelay(100);
return dramsize;
};
int testdram(void)
{
/* TODO: XXX XXX XXX */
printf("DRAM test not implemented!\n");
return (0);
}
/*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <asm/fec.h>
#include <asm/immap.h>
#include <config.h>
#include <net.h>
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI)
#undef MII_DEBUG
#undef ET_DEBUG
int fecpin_setclear(struct eth_device *dev, int setclear)
{
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
if (setclear) {
gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC;
gpio->par_feci2c |=
GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO;
} else {
gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC);
gpio->par_feci2c &=
~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO);
}
return 0;
}
#if defined(CFG_DISCOVER_PHY) || defined(CONFIG_CMD_MII)
#include <miiphy.h>
/* Make MII read/write commands for the FEC. */
#define mk_mii_read(ADDR, REG) (0x60020000 | ((ADDR << 23) | (REG & 0x1f) << 18))
#define mk_mii_write(ADDR, REG, VAL) (0x50020000 | ((ADDR << 23) | (REG & 0x1f) << 18) | (VAL & 0xffff))
/* PHY identification */
#define PHY_ID_LXT970 0x78100000 /* LXT970 */
#define PHY_ID_LXT971 0x001378e0 /* LXT971 and 972 */
#define PHY_ID_82555 0x02a80150 /* Intel 82555 */
#define PHY_ID_QS6612 0x01814400 /* QS6612 */
#define PHY_ID_AMD79C784 0x00225610 /* AMD 79C784 */
#define PHY_ID_LSI80225 0x0016f870 /* LSI 80225 */
#define PHY_ID_LSI80225B 0x0016f880 /* LSI 80225/B */
#define PHY_ID_DP83848VV 0x20005C90 /* National 83848 */
#define PHY_ID_DP83849 0x20005CA2 /* National 82849 */
#define STR_ID_LXT970 "LXT970"
#define STR_ID_LXT971 "LXT971"
#define STR_ID_82555 "Intel82555"
#define STR_ID_QS6612 "QS6612"
#define STR_ID_AMD79C784 "AMD79C784"
#define STR_ID_LSI80225 "LSI80225"
#define STR_ID_LSI80225B "LSI80225/B"
#define STR_ID_DP83848VV "N83848"
#define STR_ID_DP83849 "N83849"
/****************************************************************************
* mii_init -- Initialize the MII for MII command without ethernet
* This function is a subset of eth_init
****************************************************************************
*/
void mii_reset(struct fec_info_s *info)
{
volatile fec_t *fecp = (fec_t *) (info->miibase);
int i;
fecp->ecr = FEC_ECR_RESET;
for (i = 0; (fecp->ecr & FEC_ECR_RESET) && (i < FEC_RESET_DELAY); ++i) {
udelay(1);
}
if (i == FEC_RESET_DELAY) {
printf("FEC_RESET_DELAY timeout\n");
}
}
/* send command to phy using mii, wait for result */
uint mii_send(uint mii_cmd)
{
struct fec_info_s *info;
struct eth_device *dev;
volatile fec_t *ep;
uint mii_reply;
int j = 0;
/* retrieve from register structure */
dev = eth_get_dev();
info = dev->priv;
ep = (fec_t *) info->miibase;
ep->mmfr = mii_cmd; /* command to phy */
/* wait for mii complete */
while (!(ep->eir & FEC_EIR_MII) && (j < MCFFEC_TOUT_LOOP)) {
udelay(1);
j++;
}
if (j >= MCFFEC_TOUT_LOOP) {
printf("MII not complete\n");
return -1;
}
mii_reply = ep->mmfr; /* result from phy */
ep->eir = FEC_EIR_MII; /* clear MII complete */
#ifdef ET_DEBUG
printf("%s[%d] %s: sent=0x%8.8x, reply=0x%8.8x\n",
__FILE__, __LINE__, __FUNCTION__, mii_cmd, mii_reply);
#endif
return (mii_reply & 0xffff); /* data read from phy */
}
#endif /* CFG_DISCOVER_PHY || CONFIG_CMD_MII */
#if defined(CFG_DISCOVER_PHY)
int mii_discover_phy(struct eth_device *dev)
{
#define MAX_PHY_PASSES 11
struct fec_info_s *info = dev->priv;
int phyaddr, pass;
uint phyno, phytype;
if (info->phyname_init)
return info->phy_addr;
phyaddr = -1; /* didn't find a PHY yet */
for (pass = 1; pass <= MAX_PHY_PASSES && phyaddr < 0; ++pass) {
if (pass > 1) {
/* PHY may need more time to recover from reset.
* The LXT970 needs 50ms typical, no maximum is
* specified, so wait 10ms before try again.
* With 11 passes this gives it 100ms to wake up.
*/
udelay(10000); /* wait 10ms */
}
for (phyno = 0; phyno < 32 && phyaddr < 0; ++phyno) {
phytype = mii_send(mk_mii_read(phyno, PHY_PHYIDR1));
#ifdef ET_DEBUG
printf("PHY type 0x%x pass %d type\n", phytype, pass);
#endif
if (phytype != 0xffff) {
phyaddr = phyno;
phytype <<= 16;
phytype |=
mii_send(mk_mii_read(phyno, PHY_PHYIDR2));
switch (phytype & 0xffffffff) {
case PHY_ID_DP83848VV:
strcpy(info->phy_name,
STR_ID_DP83848VV);
info->phyname_init = 1;
break;
default:
strcpy(info->phy_name, "unknown");
info->phyname_init = 1;
break;
}
#ifdef ET_DEBUG
printf("PHY @ 0x%x pass %d type ", phyno, pass);
switch (phytype & 0xffffffff) {
case PHY_ID_DP83848VV:
printf(STR_ID_DP83848VV);
break;
default:
printf("0x%08x\n", phytype);
break;
}
#endif
}
}
}
if (phyaddr < 0)
printf("No PHY device found.\n");
return phyaddr;
}
#endif /* CFG_DISCOVER_PHY */
void mii_init(void) __attribute__((weak,alias("__mii_init")));
void __mii_init(void)
{
volatile fec_t *fecp;
struct fec_info_s *info;
struct eth_device *dev;
int miispd = 0, i = 0;
u16 autoneg = 0;
/* retrieve from register structure */
dev = eth_get_dev();
info = dev->priv;
fecp = (fec_t *) info->miibase;
fecpin_setclear(dev, 1);
mii_reset(info);
/* We use strictly polling mode only */
fecp->eimr = 0;
/* Clear any pending interrupt */
fecp->eir = 0xffffffff;
/* Set MII speed */
miispd = (gd->bus_clk / 1000000) / 5;
fecp->mscr = miispd << 1;
info->phy_addr = mii_discover_phy(dev);
#define AUTONEGLINK (PHY_BMSR_AUTN_COMP | PHY_BMSR_LS)
while (i < MCFFEC_TOUT_LOOP) {
autoneg = 0;
miiphy_read(dev->name, info->phy_addr, PHY_BMSR, &autoneg);
i++;
if ((autoneg & AUTONEGLINK) == AUTONEGLINK)
break;
udelay(500);
}
if (i >= MCFFEC_TOUT_LOOP) {
printf("Auto Negotiation not complete\n");
}
/* adapt to the half/full speed settings */
info->dup_spd = miiphy_duplex(dev->name, info->phy_addr) << 16;
info->dup_spd |= miiphy_speed(dev->name, info->phy_addr);
}
/*****************************************************************************
* Read and write a MII PHY register, routines used by MII Utilities
*
* FIXME: These routines are expected to return 0 on success, but mii_send
* does _not_ return an error code. Maybe 0xFFFF means error, i.e.
* no PHY connected...
* For now always return 0.
* FIXME: These routines only work after calling eth_init() at least once!
* Otherwise they hang in mii_send() !!! Sorry!
*****************************************************************************/
int mcffec_miiphy_read(char *devname, unsigned char addr, unsigned char reg,
unsigned short *value)
{
short rdreg; /* register working value */
#ifdef MII_DEBUG
printf("miiphy_read(0x%x) @ 0x%x = ", reg, addr);
#endif
rdreg = mii_send(mk_mii_read(addr, reg));
*value = rdreg;
#ifdef MII_DEBUG
printf("0x%04x\n", *value);
#endif
return 0;
}
int mcffec_miiphy_write(char *devname, unsigned char addr, unsigned char reg,
unsigned short value)
{
short rdreg; /* register working value */
#ifdef MII_DEBUG
printf("miiphy_write(0x%x) @ 0x%x = ", reg, addr);
#endif
rdreg = mii_send(mk_mii_write(addr, reg, value));
#ifdef MII_DEBUG
printf("0x%04x\n", value);
#endif
return 0;
}
#endif /* CONFIG_CMD_NET, FEC_ENET & NET_MULTI */
/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <config.h>
#include <common.h>
#include <asm/io.h>
#include <asm/immap.h>
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_CMD_NAND)
#include <nand.h>
#include <linux/mtd/mtd.h>
#define SET_CLE 0x10
#define CLR_CLE ~SET_CLE
#define SET_ALE 0x08
#define CLR_ALE ~SET_ALE
static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd)
{
struct nand_chip *this = mtdinfo->priv;
volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
u32 nand_baseaddr = (u32) this->IO_ADDR_W;
switch (cmd) {
case NAND_CTL_SETNCE:
case NAND_CTL_CLRNCE:
break;
case NAND_CTL_SETCLE:
nand_baseaddr |= SET_CLE;
break;
case NAND_CTL_CLRCLE:
nand_baseaddr &= CLR_CLE;
break;
case NAND_CTL_SETALE:
nand_baseaddr |= SET_ALE;
break;
case NAND_CTL_CLRALE:
nand_baseaddr |= CLR_ALE;
break;
case NAND_CTL_SETWP:
fbcs->csmr2 |= FBCS_CSMR_WP;
break;
case NAND_CTL_CLRWP:
fbcs->csmr2 &= ~FBCS_CSMR_WP;
break;
}
this->IO_ADDR_W = (void __iomem *)(nand_baseaddr);
}
static void nand_write_byte(struct mtd_info *mtdinfo, u_char byte)
{
struct nand_chip *this = mtdinfo->priv;
*((volatile u8 *)(this->IO_ADDR_W)) = byte;
}
static u8 nand_read_byte(struct mtd_info *mtdinfo)
{
struct nand_chip *this = mtdinfo->priv;
return (u8) (*((volatile u8 *)this->IO_ADDR_R));
}
static int nand_dev_ready(struct mtd_info *mtdinfo)
{
return 1;
}
int board_nand_init(struct nand_chip *nand)
{
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
*((volatile u16 *)CFG_LATCH_ADDR) |= 0x0004;
/* set up pin configuration */
gpio->par_timer &= ~GPIO_PAR_TIN3_TIN3;
gpio->pddr_timer |= 0x08;
gpio->ppd_timer |= 0x08;
gpio->pclrr_timer = 0;
gpio->podr_timer = 0;
nand->chip_delay = 50;
nand->eccmode = NAND_ECC_SOFT;
nand->hwcontrol = nand_hwcontrol;
nand->read_byte = nand_read_byte;
nand->write_byte = nand_write_byte;
nand->dev_ready = nand_dev_ready;
return 0;
}
#endif
/*
* (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(m68k)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/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) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.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/mcf532x/start.o (.text)
lib_m68k/traps.o (.text)
lib_m68k/interrupts.o (.text)
common/dlmalloc.o (.text)
lib_generic/zlib.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
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: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
__got_start = .;
*(.got)
__got_end = .;
_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 = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
. = ALIGN(4);
_ebss = .;
}
_end = . ;
PROVIDE (end = .);
}
#
# (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 = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o mii.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
#
# (C) Copyright 2000-2003
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com>
#
# 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
#
TEXT_BASE = 0xFF800000
/*
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <config.h>
#include <common.h>
#include <pci.h>
#include <asm/immap.h>
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
puts("Board: ");
puts("Freescale FireEngine 5475 EVB\n");
return 0;
};
long int initdram(int board_type)
{
volatile siu_t *siu = (siu_t *) (MMAP_SIU);
volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
u32 dramsize, i;
siu->drv = CFG_SDRAM_DRVSTRENGTH;
dramsize = CFG_DRAMSZ * 0x100000;
for (i = 0x13; i < 0x20; i++) {
if (dramsize == (1 << i))
break;
}
i--;
siu->cs0cfg = (CFG_SDRAM_BASE | i);
#ifdef CFG_DRAMSZ1
temp = CFG_DRAMSZ1 * 0x100000;
for (i = 0x13; i < 0x20; i++) {
if (temp == (1 << i))
break;
}
i--;
dramsize += temp;
siu->cs1cfg = ((CFG_SDRAM_BASE + temp) | i);
#endif
sdram->cfg1 = CFG_SDRAM_CFG1;
sdram->cfg2 = CFG_SDRAM_CFG2;
/* Issue PALL */
sdram->ctrl = CFG_SDRAM_CTRL | 2;
/* Issue LEMR */
sdram->mode = CFG_SDRAM_EMOD;
sdram->mode = (CFG_SDRAM_MODE | 0x04000000);
udelay(500);
/* Issue PALL */
sdram->ctrl = (CFG_SDRAM_CTRL | 2);
/* Perform two refresh cycles */
sdram->ctrl = CFG_SDRAM_CTRL | 4;
sdram->ctrl = CFG_SDRAM_CTRL | 4;
sdram->mode = CFG_SDRAM_MODE;
sdram->ctrl = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000F00;
udelay(100);
return dramsize;
};
int testdram(void)
{
/* TODO: XXX XXX XXX */
printf("DRAM test not implemented!\n");
return (0);
}
#if defined(CONFIG_PCI)
/*
* Initialize PCI devices, report devices found.
*/
static struct pci_controller hose;
extern void pci_mcf547x_8x_init(struct pci_controller *hose);
void pci_init_board(void)
{
pci_mcf547x_8x_init(&hose);
}
#endif /* CONFIG_PCI */
/*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* 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 <config.h>
#include <net.h>
#include <asm/immap.h>
#include <asm/fec.h>
#include <asm/fsl_mcdmafec.h>
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI)
#undef MII_DEBUG
#undef ET_DEBUG
int fecpin_setclear(struct eth_device *dev, int setclear)
{
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
struct fec_info_dma *info = (struct fec_info_dma *)dev->priv;
if (setclear) {
if (info->iobase == CFG_FEC0_IOBASE)
gpio->par_feci2cirq |= 0xF000;
else
gpio->par_feci2cirq |= 0x0FC0;
} else {
if (info->iobase == CFG_FEC0_IOBASE)
gpio->par_feci2cirq &= 0x0FFF;
else
gpio->par_feci2cirq &= 0xF03F;
}
return 0;
}
#if defined(CFG_DISCOVER_PHY) || defined(CONFIG_CMD_MII)
#include <miiphy.h>
/* Make MII read/write commands for the FEC. */
#define mk_mii_read(ADDR, REG) (0x60020000 | ((ADDR << 23) | (REG & 0x1f) << 18))
#define mk_mii_write(ADDR, REG, VAL) (0x50020000 | ((ADDR << 23) | (REG & 0x1f) << 18) | (VAL & 0xffff))
/* PHY identification */
#define PHY_ID_LXT970 0x78100000 /* LXT970 */
#define PHY_ID_LXT971 0x001378e0 /* LXT971 and 972 */
#define PHY_ID_82555 0x02a80150 /* Intel 82555 */
#define PHY_ID_QS6612 0x01814400 /* QS6612 */
#define PHY_ID_AMD79C784 0x00225610 /* AMD 79C784 */
#define PHY_ID_LSI80225 0x0016f870 /* LSI 80225 */
#define PHY_ID_LSI80225B 0x0016f880 /* LSI 80225/B */
#define PHY_ID_DP83848VV 0x20005C90 /* National 83848 */
#define PHY_ID_DP83849 0x20005CA2 /* National 82849 */
#define PHY_ID_BCM5222 0x00406322 /* Broadcom 5222 */
#define STR_ID_LXT970 "LXT970"
#define STR_ID_LXT971 "LXT971"
#define STR_ID_82555 "Intel82555"
#define STR_ID_QS6612 "QS6612"
#define STR_ID_AMD79C784 "AMD79C784"
#define STR_ID_LSI80225 "LSI80225"
#define STR_ID_LSI80225B "LSI80225/B"
#define STR_ID_DP83848VV "N83848"
#define STR_ID_DP83849 "N83849"
#define STR_ID_BCM5222 "BCM5222"
/****************************************************************************
* mii_init -- Initialize the MII for MII command without ethernet
* This function is a subset of eth_init
****************************************************************************
*/
void mii_reset(struct fec_info_dma *info)
{
volatile fecdma_t *fecp = (fecdma_t *) (info->miibase);
int i;
fecp->ecr = FEC_ECR_RESET;
for (i = 0; (fecp->ecr & FEC_ECR_RESET) && (i < FEC_RESET_DELAY); ++i) {
udelay(1);
}
if (i == FEC_RESET_DELAY) {
printf("FEC_RESET_DELAY timeout\n");
}
}
/* send command to phy using mii, wait for result */
uint mii_send(uint mii_cmd)
{
struct fec_info_dma *info;
struct eth_device *dev;
volatile fecdma_t *ep;
uint mii_reply;
int j = 0;
/* retrieve from register structure */
dev = eth_get_dev();
info = dev->priv;
ep = (fecdma_t *) info->miibase;
ep->mmfr = mii_cmd; /* command to phy */
/* wait for mii complete */
while (!(ep->eir & FEC_EIR_MII) && (j < MCFFEC_TOUT_LOOP)) {
udelay(1);
j++;
}
if (j >= MCFFEC_TOUT_LOOP) {
printf("MII not complete\n");
return -1;
}
mii_reply = ep->mmfr; /* result from phy */
ep->eir = FEC_EIR_MII; /* clear MII complete */
#ifdef ET_DEBUG
printf("%s[%d] %s: sent=0x%8.8x, reply=0x%8.8x\n",
__FILE__, __LINE__, __FUNCTION__, mii_cmd, mii_reply);
#endif
return (mii_reply & 0xffff); /* data read from phy */
}
#endif /* CFG_DISCOVER_PHY || CONFIG_CMD_MII */
#if defined(CFG_DISCOVER_PHY)
int mii_discover_phy(struct eth_device *dev)
{
#define MAX_PHY_PASSES 11
struct fec_info_dma *info = dev->priv;
int phyaddr, pass, temp;
uint phyno, phytype;
if (info->phyname_init) {
return info->phy_addr;
}
phyaddr = -1; /* didn't find a PHY yet */
for (pass = 1; pass <= MAX_PHY_PASSES && phyaddr < 0; ++pass) {
if (pass > 1) {
/* PHY may need more time to recover from reset.
* The LXT970 needs 50ms typical, no maximum is
* specified, so wait 10ms before try again.
* With 11 passes this gives it 100ms to wake up.
*/
udelay(10000); /* wait 10ms */
}
temp = 0;
if (info->index > 0) {
/* Some phy have multiple address, to solve the issue
where phyno keeps starting from 0, check the
previous phy address if both miibase are the same. */
if (info->miibase == (info->next)->miibase) {
temp = (info->next)->phy_addr + 1;
}
}
for (phyno = temp; phyno < 32 && phyaddr < 0; ++phyno) {
phytype = mii_send(mk_mii_read(phyno, PHY_PHYIDR1));
#ifdef ET_DEBUG
printf("PHY type 0x%x pass %d type\n", phytype, pass);
#endif
if (phytype != 0xffff) {
phyaddr = phyno;
phytype <<= 16;
phytype |=
mii_send(mk_mii_read(phyno, PHY_PHYIDR2));
switch (phytype & 0xffffffff) {
case PHY_ID_BCM5222:
strcpy(info->phy_name, STR_ID_BCM5222);
info->phyname_init = 1;
break;
default:
strcpy(info->phy_name, "unknown");
info->phyname_init = 1;
break;
}
#ifdef ET_DEBUG
printf("PHY @ 0x%x pass %d type ", phyno, pass);
switch (phytype & 0xffffffff) {
case PHY_ID_BCM5222:
printf(STR_ID_BCM5222);
break;
default:
printf("0x%08x\n", phytype);
break;
}
#endif
}
}
}
if (phyaddr < 0)
printf("No PHY device found.\n");
return phyaddr;
}
#endif /* CFG_DISCOVER_PHY */
void mii_init(void) __attribute__ ((weak, alias("__mii_init")));
void __mii_init(void)
{
volatile fecdma_t *fecp;
struct fec_info_dma *info;
struct eth_device *dev;
int miispd = 0, i = 0;
u16 autoneg = 0;
/* retrieve from register structure */
dev = eth_get_dev();
info = dev->priv;
fecp = (fecdma_t *) info->miibase;
fecpin_setclear(dev, 1);
mii_reset(info);
/* We use strictly polling mode only */
fecp->eimr = 0;
/* Clear any pending interrupt */
fecp->eir = 0xffffffff;
/* Set MII speed */
miispd = (gd->bus_clk / 1000000) / 5;
fecp->mscr = miispd << 1;
info->phy_addr = mii_discover_phy(dev);
#define AUTONEGLINK (PHY_BMSR_AUTN_COMP | PHY_BMSR_LS)
while (i < MCFFEC_TOUT_LOOP) {
autoneg = 0;
miiphy_read(dev->name, info->phy_addr, PHY_BMSR, &autoneg);
i++;
if ((autoneg & AUTONEGLINK) == AUTONEGLINK)
break;
udelay(500);
}
if (i >= MCFFEC_TOUT_LOOP) {
printf("Auto Negotiation not complete\n");
}
/* adapt to the half/full speed settings */
info->dup_spd = miiphy_duplex(dev->name, info->phy_addr) << 16;
info->dup_spd |= miiphy_speed(dev->name, info->phy_addr);
}
/*****************************************************************************
* Read and write a MII PHY register, routines used by MII Utilities
*
* FIXME: These routines are expected to return 0 on success, but mii_send
* does _not_ return an error code. Maybe 0xFFFF means error, i.e.
* no PHY connected...
* For now always return 0.
* FIXME: These routines only work after calling eth_init() at least once!
* Otherwise they hang in mii_send() !!! Sorry!
*****************************************************************************/
int mcffec_miiphy_read(char *devname, unsigned char addr, unsigned char reg,
unsigned short *value)
{
short rdreg; /* register working value */
#ifdef MII_DEBUG
printf("miiphy_read(0x%x) @ 0x%x = ", reg, addr);
#endif
rdreg = mii_send(mk_mii_read(addr, reg));
*value = rdreg;
#ifdef MII_DEBUG
printf("0x%04x\n", *value);
#endif
return 0;
}
int mcffec_miiphy_write(char *devname, unsigned char addr, unsigned char reg,
unsigned short value)
{
short rdreg; /* register working value */
#ifdef MII_DEBUG
printf("miiphy_write(0x%x) @ 0x%x = ", reg, addr);
#endif
rdreg = mii_send(mk_mii_write(addr, reg, value));
#ifdef MII_DEBUG
printf("0x%04x\n", value);
#endif
return 0;
}
#endif /* CONFIG_CMD_NET, FEC_ENET & NET_MULTI */
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