diff options
33 files changed, 1446 insertions, 25 deletions
@@ -2,6 +2,19 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add M5271EVB board support. + +* Make R5200 specific low level initialization board conditional. + +* Update CPU target identification strings for Coldfire family. + +* Update register definitions for MCF5271. + +* Fix serial console support for MCF5271. + +* Fixes for gcc 3.4 based m68k toolchain, + based on patch by Jate Sujjavanich. + * Fix lowboot support on MCC200 board * Merged MPC8349ADS and MPC8349EMDS ports into MPC8349EMDS port: @@ -494,6 +507,15 @@ Changes since U-Boot 1.1.4: PMC405 and CPCI2DP: Added firmware download and booting via pci. Patch by Matthias Fuchs, 20 Dec 2005 +* Add ColdFire targets to MAKEALL script + Patch by Zachary Landau, 26 Jan 2006 + +* Add support for r5200 board + Patch by Zachary Landau, 26 Jan 2006 + +* Add support for Freescale M5271 processor + Patch by Zachary Landau, 26 Jan 2006 + * Fix 28F256J3A support on PM520 board (without bank-switching only 32 MB can be accessed) diff --git a/MAINTAINERS b/MAINTAINERS index 0ef9e03..9380220 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -534,6 +534,10 @@ Matthias Fuchs <matthias.fuchs@esd-electronics.com> TASREG MCF5249 +Zachary P. Landau <zachary.landau@labxtechnologies.com> + + r5200 mcf52x2 + ######################################################################### # End of MAINTAINERS list # ######################################################################### @@ -273,6 +273,12 @@ LIST_nios2="PCI5441 PK1C20" LIST_microblaze="suzaku" +######################################################################### +## ColdFire Systems +######################################################################### + +LIST_coldfire="cobra5272 M5272C3 M5282EVB TASREG r5200 M5271EVB" + #----------------------------------------------------------------------- #----- for now, just run PPC by default ----- @@ -300,7 +306,8 @@ do microblaze| \ mips|mips_el| \ nios|nios2| \ - x86|I486) + x86|I486| \ + coldfire) for target in `eval echo '$LIST_'${arg}` do build_target ${target} @@ -1315,6 +1315,12 @@ M5282EVB_config : unconfig TASREG_config : unconfig @./mkconfig $(@:_config=) m68k mcf52x2 tasreg esd +r5200_config : unconfig + @./mkconfig $(@:_config=) m68k mcf52x2 r5200 + +M5271EVB_config : unconfig + @./mkconfig $(@:_config=) m68k mcf52x2 m5271evb + ######################################################################### ## MPC83xx Systems ######################################################################### diff --git a/board/cobra5272/flash.c b/board/cobra5272/flash.c index 73cc2f2..82452e2 100644 --- a/board/cobra5272/flash.c +++ b/board/cobra5272/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/m5271evb/Makefile b/board/m5271evb/Makefile new file mode 100644 index 0000000..34de983 --- /dev/null +++ b/board/m5271evb/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2000-2006 +# 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 = $(BOARD).o + +$(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 + +######################################################################### diff --git a/board/m5271evb/config.mk b/board/m5271evb/config.mk new file mode 100644 index 0000000..9a7af7c --- /dev/null +++ b/board/m5271evb/config.mk @@ -0,0 +1,25 @@ +# +# (C) Copyright 2000-2006 +# 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 = 0xffe00000 diff --git a/board/m5271evb/m5271evb.c b/board/m5271evb/m5271evb.c new file mode 100644 index 0000000..d364bd6 --- /dev/null +++ b/board/m5271evb/m5271evb.c @@ -0,0 +1,125 @@ +/* + * (C) Copyright 2000-2006 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/m5271.h> +#include <asm/immap_5271.h> + +int checkboard (void) { + puts ("Board: Freescale M5271EVB\n"); + return 0; +}; + +long int initdram (int board_type) { + + int i; + + /* Enable Address lines 23-21 and lower 16bits of data path */ + mbar_writeByte(MCF_GPIO_PAR_AD, MCF_GPIO_AD_ADDR23 | + MCF_GPIO_AD_ADDR22 | MCF_GPIO_AD_ADDR21 | + MCF_GPIO_AD_DATAL); + + /* Set CS2 pin to be SD_CS0 */ + mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS) + | MCF_GPIO_PAR_CS_PAR_CS2); + + /* Configure SDRAM Control Pin Assignemnt Register */ + mbar_writeByte(MCF_GPIO_PAR_SDRAM, MCF_GPIO_SDRAM_CSSDCS_00 | + MCF_GPIO_SDRAM_SDWE | MCF_GPIO_SDRAM_SCAS | + MCF_GPIO_SDRAM_SRAS | MCF_GPIO_SDRAM_SCKE | + MCF_GPIO_SDRAM_SDCS_11); + + /* + * Check to see if the SDRAM has already been initialized + * by a run control tool + */ + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) + { + /* Initialize DRAM Control Register: DCR */ + mbar_writeShort(MCF_SDRAMC_DCR, + MCF_SDRAMC_DCR_RTIM(0x01) + | MCF_SDRAMC_DCR_RC(0x30)); + + /* + * Initialize DACR0 + * + * CASL: 01 + * CBM: cmd at A20, bank select bits 21 and up + * PS: 32bit port size + */ + mbar_writeLong(MCF_SDRAMC_DACR0, + MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18) + | MCF_SDRAMC_DACRn_CASL(1) + | MCF_SDRAMC_DACRn_CBM(3) + | MCF_SDRAMC_DACRn_PS(0)); + + /* Initialize DMR0 */ + mbar_writeLong(MCF_SDRAMC_DMR0, + MCF_SDRAMC_DMRn_BAM_16M + | MCF_SDRAMC_DMRn_V); + + /* Set IP bit in DACR */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_IP); + + /* Wait at least 20ns to allow banks to precharge */ + for (i = 0; i < 5; i++) + asm(" nop"); + + /* Write to this block to initiate precharge */ + *(u32 *)(CFG_SDRAM_BASE) = 0xa5a5a5a5; + + /* Set RE bit in DACR */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_RE); + + /* Wait for at least 8 auto refresh cycles to occur */ + for (i = 0; i < 2000; i++) + asm(" nop"); + + /* Finish the configuration by issuing the MRS */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_MRS); + + /* + * Write to the SDRAM Mode Register A0-A11 = 0x400 + * + * Write Burst Mode = Programmed Burst Length + * Op Mode = Standard Op + * CAS Latency = 2 + * Burst Type = Sequential + * Burst Length = 1 + */ + *(u32 *)(CFG_SDRAM_BASE + 0x400) = 0xa5a5a5a5; + } + + return CFG_SDRAM_SIZE * 1024 * 1024; +}; + +int testdram (void) { + + /* TODO: XXX XXX XXX */ + printf ("DRAM test not implemented!\n"); + + return (0); +} diff --git a/board/m5271evb/u-boot.lds b/board/m5271evb/u-boot.lds new file mode 100644 index 0000000..69f3179 --- /dev/null +++ b/board/m5271evb/u-boot.lds @@ -0,0 +1,145 @@ +/* + * (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; */ +GROUP(libgcc.a) +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/mcf52x2/start.o (.text) + lib_m68k/traps.o (.text) + cpu/mcf52x2/interrupts.o (.text) + common/dlmalloc.o (.text) + lib_generic/zlib.o (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.ppcenv) + + *(.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 = .); +} diff --git a/board/m5272c3/flash.c b/board/m5272c3/flash.c index f156342..ea0b1fd 100644 --- a/board/m5272c3/flash.c +++ b/board/m5272c3/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/m5282evb/flash.c b/board/m5282evb/flash.c index 95f35ad..36a7c31 100644 --- a/board/m5282evb/flash.c +++ b/board/m5282evb/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/r5200/Makefile b/board/r5200/Makefile new file mode 100644 index 0000000..d0364ed --- /dev/null +++ b/board/r5200/Makefile @@ -0,0 +1,40 @@ +# +# (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 = $(BOARD).o + +$(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 + +######################################################################### diff --git a/board/r5200/config.mk b/board/r5200/config.mk new file mode 100644 index 0000000..8fc5319 --- /dev/null +++ b/board/r5200/config.mk @@ -0,0 +1,25 @@ +# +# (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 = 0x10000000 diff --git a/board/r5200/r5200.c b/board/r5200/r5200.c new file mode 100644 index 0000000..e51ad25 --- /dev/null +++ b/board/r5200/r5200.c @@ -0,0 +1,125 @@ +/* + * (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 <common.h> +#include <asm/m5271.h> +#include <asm/immap_5271.h> + + +int checkboard (void) { + puts ("Board: R5200 Ethernet Module\n"); + return 0; +}; + +long int initdram (int board_type) { + int i; + + /* + * Set CS2 pin to be SD_CS0 + */ + mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS) + | MCF_GPIO_PAR_CS_PAR_CS2); + + mbar_writeByte(MCF_GPIO_PAR_SDRAM, mbar_readByte(MCF_GPIO_PAR_SDRAM) + | MCF_GPIO_PAR_SDRAM_PAR_CSSDCS(0x01)); + + /* + * Check to see if the SDRAM has already been initialized + * by a run control tool + */ + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) + { + /* + * Initialize DRAM Control Register: DCR + */ + mbar_writeShort(MCF_SDRAMC_DCR, MCF_SDRAMC_DCR_RTIM(0x01) + | MCF_SDRAMC_DCR_RC(0x30)); + + /* + * Initialize DACR0 + */ + mbar_writeLong(MCF_SDRAMC_DACR0, + MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18) + | MCF_SDRAMC_DACRn_CASL(0) + | MCF_SDRAMC_DACRn_CBM(3) + | MCF_SDRAMC_DACRn_PS(2)); + + /* + * Initialize DMR0 + */ + mbar_writeLong(MCF_SDRAMC_DMR0, + MCF_SDRAMC_DMRn_BAM_8M + | MCF_SDRAMC_DMRn_V); + + /* + * Set IP bit in DACR + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_IP); + + /* + * Wait at least 20ns to allow banks to precharge + */ + for (i = 0; i < 5; i++) + asm(" nop"); + + /* + * Write to this block to initiate precharge + */ + *(u16 *)(CFG_SDRAM_BASE) = 0x9696; + + /* + * Set RE bit in DACR + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_RE); + + + /* + * Wait for at least 8 auto refresh cycles to occur + */ + for (i = 0; i < 2000; i++) + asm(" nop"); + + /* + * Finish the configuration by issuing the MRS. + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_MRS); + + + /* + * Write to the SDRAM Mode Register + */ + *(u16 *)(CFG_SDRAM_BASE + 0x1000) = 0x9696; + } + + return CFG_SDRAM_SIZE * 1024 * 1024; +}; + +int testdram (void) { + /* TODO: XXX XXX XXX */ + printf ("DRAM test not implemented!\n"); + + return (0); +} diff --git a/board/r5200/u-boot.lds b/board/r5200/u-boot.lds new file mode 100644 index 0000000..f7dc070 --- /dev/null +++ b/board/r5200/u-boot.lds @@ -0,0 +1,144 @@ +/* + * (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/mcf52x2/start.o (.text) + lib_m68k/traps.o (.text) + cpu/mcf52x2/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 = .); +} diff --git a/common/environment.c b/common/environment.c index c7f54c6..81471ce 100644 --- a/common/environment.c +++ b/common/environment.c @@ -59,7 +59,8 @@ defined(CONFIG_TQM8xxL) || \ defined(CONFIG_RRVISION) || \ defined(CONFIG_TRAB) || \ - defined(CONFIG_PPCHAMELEONEVB) ) && \ + defined(CONFIG_PPCHAMELEONEVB) || \ + defined(CONFIG_M5271EVB)) && \ defined(ENV_CRC) /* Environment embedded in U-Boot .ppcenv section */ /* XXX - This only works with GNU C */ # define __PPCENV__ __attribute__ ((section(".ppcenv"))) @@ -143,7 +143,14 @@ CFLAGS := $(CPPFLAGS) -Wall -Wno-trigraphs endif endif +# turn jbsr into jsr for m68k +ifeq ($(ARCH),m68k) +ifeq ($(findstring 3.4,$(shell $(CC) --version)),3.4) +AFLAGS_DEBUG := -Wa,-gstabs,-S +endif +else AFLAGS_DEBUG := -Wa,-gstabs +endif AFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS) LDFLAGS += -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) $(PLATFORM_LDFLAGS) diff --git a/cpu/mcf52x2/cpu.c b/cpu/mcf52x2/cpu.c index 32a524f..e6e5d9b 100644 --- a/cpu/mcf52x2/cpu.c +++ b/cpu/mcf52x2/cpu.c @@ -25,6 +25,11 @@ #include <watchdog.h> #include <command.h> +#ifdef CONFIG_M5271 +#include <asm/immap_5271.h> +#include <asm/m5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/immap_5272.h> #include <asm/m5272.h> @@ -38,6 +43,42 @@ #include <asm/m5249.h> #endif +#ifdef CONFIG_M5271 +int checkcpu (void) +{ + char buf[32]; + + printf ("CPU: Freescale Coldfire MCF5271 at %s MHz\n", strmhz(buf, CFG_CLK)); + return 0; +} + +int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) { + mbar_writeByte(MCF_RCM_RCR, + MCF_RCM_RCR_SOFTRST | MCF_RCM_RCR_FRCRSTOUT); + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +void watchdog_reset (void) +{ + mbar_writeShort(MCF_WTM_WSR, 0x5555); + mbar_writeShort(MCF_WTM_WSR, 0xAAAA); +} + +int watchdog_disable (void) +{ + mbar_writeShort(MCF_WTM_WCR, 0); + return (0); +} + +int watchdog_init (void) +{ + mbar_writeShort(MCF_WTM_WCR, MCF_WTM_WCR_EN); + return (0); +} +#endif /* #ifdef CONFIG_WATCHDOG */ + +#endif #ifdef CONFIG_M5272 int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) { @@ -66,12 +107,12 @@ int checkcpu(void) { case 0x4: suf = "3K75N"; break; default: suf = NULL; - printf ("MOTOROLA MCF5272 (Mask:%01x)\n", msk); + printf ("Freescale MCF5272 (Mask:%01x)\n", msk); break; } if (suf) - printf ("MOTOROLA MCF5272 %s\n", suf); + printf ("Freescale MCF5272 %s\n", suf); return 0; }; @@ -117,7 +158,7 @@ int watchdog_init (void) #ifdef CONFIG_M5282 int checkcpu (void) { - puts ("CPU: MOTOROLA Coldfire MCF5282\n"); + puts ("CPU: Freescale Coldfire MCF5282\n"); return 0; } @@ -131,7 +172,7 @@ int checkcpu (void) { char buf[32]; - printf ("CPU: MOTOROLA Coldfire MCF5249 at %s MHz\n", strmhz(buf, CFG_CLK)); + printf ("CPU: Freescale Coldfire MCF5249 at %s MHz\n", strmhz(buf, CFG_CLK)); return 0; } diff --git a/cpu/mcf52x2/cpu_init.c b/cpu/mcf52x2/cpu_init.c index 350c431..d33adc2 100644 --- a/cpu/mcf52x2/cpu_init.c +++ b/cpu/mcf52x2/cpu_init.c @@ -24,6 +24,11 @@ #include <common.h> #include <watchdog.h> +#ifdef CONFIG_M5271 +#include <asm/m5271.h> +#include <asm/immap_5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/m5272.h> #include <asm/immap_5272.h> @@ -38,6 +43,38 @@ #include <asm/m5249.h> #endif +#if defined(CONFIG_M5271) +void cpu_init_f (void) +{ +#ifndef CONFIG_WATCHDOG + /* Disable the watchdog if we aren't using it */ + mbar_writeShort(MCF_WTM_WCR, 0); +#endif + + /* Set clockspeed to 100MHz */ + mbar_writeShort(MCF_FMPLL_SYNCR, + MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0)); + while (!mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK); + + /* Enable UART pins */ + mbar_writeShort(MCF_GPIO_PAR_UART, MCF_GPIO_PAR_UART_U0TXD | + MCF_GPIO_PAR_UART_U0RXD | + MCF_GPIO_PAR_UART_U1RXD_UART1 | + MCF_GPIO_PAR_UART_U1TXD_UART1); + + /* Enable Ethernet pins */ + mbar_writeByte(MCF_GPIO_PAR_FECI2C, CFG_FECI2C); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r (void) +{ + return (0); +} +#endif + #if defined(CONFIG_M5272) /* * Breath some life into the CPU... diff --git a/cpu/mcf52x2/fec.c b/cpu/mcf52x2/fec.c index a5c50af..f207dd6 100644 --- a/cpu/mcf52x2/fec.c +++ b/cpu/mcf52x2/fec.c @@ -25,6 +25,11 @@ #include <malloc.h> #include <asm/fec.h> +#ifdef CONFIG_M5271 +#include <asm/m5271.h> +#include <asm/immap_5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/m5272.h> #include <asm/immap_5272.h> @@ -41,7 +46,7 @@ #ifdef CONFIG_M5272 #define FEC_ADDR (CFG_MBAR + 0x840) #endif -#ifdef CONFIG_M5282 +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) #define FEC_ADDR (CFG_MBAR + 0x1000) #endif @@ -240,10 +245,22 @@ int eth_init (bd_t * bd) #endif #undef ea +#ifdef CONFIG_M5271 + /* Clear multicast address hash table + */ + fecp->fec_ghash_table_high = 0; + fecp->fec_ghash_table_low = 0; + + /* Clear individual address hash table + */ + fecp->fec_ihash_table_high = 0; + fecp->fec_ihash_table_low = 0; +#else /* Clear multicast address hash table */ fecp->fec_hash_table_high = 0; fecp->fec_hash_table_low = 0; +#endif /* Set maximum receive buffer size. */ @@ -295,6 +312,9 @@ int eth_init (bd_t * bd) fecp->fec_x_cntrl = FEC_TCNTRL_FDEN; #else /* Half duplex mode */ fecp->fec_r_cntrl = FEC_RCNTRL_MII_MODE | FEC_RCNTRL_DRT; +#ifdef CONFIG_M5271 + fecp->fec_r_cntrl |= (PKT_MAXBUF_SIZE << 16); /* set max frame length */ +#endif fecp->fec_x_cntrl = 0; #endif /* Set MII speed */ diff --git a/cpu/mcf52x2/interrupts.c b/cpu/mcf52x2/interrupts.c index 868df39..116747a 100644 --- a/cpu/mcf52x2/interrupts.c +++ b/cpu/mcf52x2/interrupts.c @@ -27,6 +27,11 @@ #include <watchdog.h> #include <asm/processor.h> +#ifdef CONFIG_M5271 +#include <asm/m5271.h> +#include <asm/immap_5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/m5272.h> #include <asm/immap_5272.h> @@ -171,7 +176,7 @@ int interrupt_init (void) } #endif -#ifdef CONFIG_M5282 +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) int interrupt_init (void) { return 0; diff --git a/cpu/mcf52x2/serial.c b/cpu/mcf52x2/serial.c index 79628d0..1cde1b6 100644 --- a/cpu/mcf52x2/serial.c +++ b/cpu/mcf52x2/serial.c @@ -26,6 +26,10 @@ #include <asm/mcfuart.h> +#ifdef CONFIG_M5271 +#include <asm/m5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/m5272.h> #endif @@ -40,7 +44,7 @@ DECLARE_GLOBAL_DATA_PTR; -#ifdef CONFIG_M5249 +#if defined(CONFIG_M5249) || defined(CONFIG_M5271) #define DoubleClock(a) ((double)(CFG_CLK/2) / 32.0 / (double)(a)) #else #define DoubleClock(a) ((double)(CFG_CLK) / 32.0 / (double)(a)) @@ -48,9 +52,12 @@ DECLARE_GLOBAL_DATA_PTR; void rs_serial_setbaudrate(int port,int baudrate) { -#if defined(CONFIG_M5272) || defined(CONFIG_M5249) +#if defined(CONFIG_M5272) || defined(CONFIG_M5249) || defined(CONFIG_M5271) volatile unsigned char *uartp; - double clock, fraction; +#ifndef CONFIG_M5271 + double fraction; +#endif + double clock; if (port == 0) uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE1); @@ -59,12 +66,14 @@ void rs_serial_setbaudrate(int port,int baudrate) clock = DoubleClock(baudrate); /* Set baud above */ - fraction = ((clock - (int)clock) * 16.0) + 0.5; - uartp[MCFUART_UBG1] = (((int)clock >> 8) & 0xff); /* set msb baud */ uartp[MCFUART_UBG2] = ((int)clock & 0xff); /* set lsb baud */ + +#ifndef CONFIG_M5271 + fraction = ((clock - (int)clock) * 16.0) + 0.5; uartp[MCFUART_UFPD] = ((int)fraction & 0xf); /* set baud fraction adjust */ #endif +#endif }; void rs_serial_init(int port,int baudrate) @@ -79,8 +88,9 @@ void rs_serial_init(int port,int baudrate) else uartp = (volatile unsigned char *) (CFG_MBAR + MCFUART_BASE2); - uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETRX; /* reset RX */ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETTX; /* reset TX */ + uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETRX; /* reset RX */ + uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETMRPTR; /* reset MR pointer */ uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETERR; /* reset Error pointer */ @@ -90,9 +100,15 @@ void rs_serial_init(int port,int baudrate) uartp[MCFUART_UMR] = MCFUART_MR1_PARITYNONE | MCFUART_MR1_CS8; uartp[MCFUART_UMR] = MCFUART_MR2_STOP1; - rs_serial_setbaudrate(port,baudrate); + /* Mask UART interrupts */ + uartp[MCFUART_UIMR] = 0; + /* Set clock Select Register: Tx/Rx clock is timer */ uartp[MCFUART_UCSR] = MCFUART_UCSR_RXCLKTIMER | MCFUART_UCSR_TXCLKTIMER; + + rs_serial_setbaudrate(port,baudrate); + + /* Enable Tx/Rx */ uartp[MCFUART_UCR] = MCFUART_UCR_RXENABLE | MCFUART_UCR_TXENABLE; return; diff --git a/cpu/mcf52x2/start.S b/cpu/mcf52x2/start.S index b4926e2..3ab812b 100644 --- a/cpu/mcf52x2/start.S +++ b/cpu/mcf52x2/start.S @@ -55,7 +55,11 @@ */ _vectors: +#ifndef CONFIG_R5200 .long 0x00000000, _START +#else +.long 0x00000000, 0x400 /* Flash offset is 0 until we setup CS0 */ +#endif .long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT .long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT .long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT @@ -124,26 +128,42 @@ _start: movec %d0, %RAMBAR0 #endif /* #if defined(CONFIG_M5272) || defined(CONFIG_M5249) */ -#ifdef CONFIG_M5282 +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) /* Initialize IPSBAR */ move.l #(CFG_MBAR + 1), %d0 /* set IPSBAR address + valid flag */ move.l %d0, 0x40000000 +#ifdef CONFIG_M5282 /* Initialize FLASHBAR: locate internal Flash and validate it */ move.l #(CFG_INT_FLASH_BASE + 0x21), %d0 movec %d0, %RAMBAR0 +#endif /* Initialize RAMBAR1: locate SRAM and validate it */ move.l #(CFG_INIT_RAM_ADDR + 0x21), %d0 movec %d0, %RAMBAR1 #endif +#ifdef CONFIG_R5200 + move.l #(_flash_setup-CFG_FLASH_BASE), %a0 + move.l #(_flash_setup_end-CFG_FLASH_BASE), %a1 + move.l #(CFG_INIT_RAM_ADDR), %a2 +_copy_flash: + move.l (%a0)+, (%a2)+ + cmp.l %a0, %a1 + bgt.s _copy_flash + jmp CFG_INIT_RAM_ADDR +_after_flash_copy: +#endif + +#if 0 /* invalidate and disable cache */ move.l #0x01000000, %d0 /* Invalidate cache cmd */ movec %d0, %CACR /* Invalidate cache */ move.l #0, %d0 movec %d0, %ACR0 movec %d0, %ACR1 +#endif /* set stackpointer to end of internal ram to get some stackspace for the first c-code */ move.l #(CFG_INIT_RAM_ADDR + CFG_INIT_SP_OFFSET), %sp @@ -154,10 +174,28 @@ _start: bsr cpu_init_f /* run low-level CPU init code (from flash) */ bsr board_init_f /* run low-level board init code (from flash) */ - /* board_init_f() does not return + /* board_init_f() does not return */ /*------------------------------------------------------------------------------*/ +#ifdef CONFIG_R5200 +_flash_setup: + /* CSAR0 */ + move.l #((CFG_FLASH_BASE & 0xffff0000) >> 16), %d0 + move.w %d0, 0x40000080 + + /* CSCR0 */ + move.l #0x2180, %d0 /* 8 wait states, 16bit port, auto ack, */ + move.w %d0, 0x4000008A + + /* CSMR0 */ + move.l #0x001f0001, %d0 /* 2 MB, valid */ + move.l %d0, 0x40000084 + + jmp _after_flash_copy.L +_flash_setup_end: +#endif + /* * void relocate_code (addr_sp, gd, addr_moni) * diff --git a/examples/Makefile b/examples/Makefile index fee2674..b198048 100644 --- a/examples/Makefile +++ b/examples/Makefile @@ -122,7 +122,7 @@ clibdir := $(shell dirname `$(CC) $(CFLAGS) -print-file-name=libc.a`) CPPFLAGS += -I.. -all: .depend $(OBJS) $(LIB) $(SREC) $(BIN) +all: .depend $(OBJS) $(LIB) #$(SREC) $(BIN) ######################################################################### $(LIB): .depend $(LIBOBJS) diff --git a/include/asm-m68k/immap_5271.h b/include/asm-m68k/immap_5271.h new file mode 100644 index 0000000..424dc1d --- /dev/null +++ b/include/asm-m68k/immap_5271.h @@ -0,0 +1,98 @@ +/* + * MCF5272 Internal Memory Map + * + * Copyright (c) 2003 Josef Baumgartner <josef.baumgartner@telex.de> + * 2006 Zachary P. Landau <zachary.landau@labxtechnologies.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 + */ + +#ifndef __IMMAP_5271__ +#define __IMMAP_5271__ + +/* Interrupt module registers +*/ +typedef struct int_ctrl { + uint int_icr1; + uint int_icr2; + uint int_icr3; + uint int_icr4; + uint int_isr; + uint int_pitr; + uint int_piwr; + uchar res1[3]; + uchar int_pivr; +} intctrl_t; + +/* Timer module registers + */ +typedef struct timer_ctrl { + ushort timer_tmr; + ushort res1; + ushort timer_trr; + ushort res2; + ushort timer_tcap; + ushort res3; + ushort timer_tcn; + ushort res4; + ushort timer_ter; + uchar res5[14]; +} timer_t; + + /* Fast ethernet controller registers + */ +typedef struct fec { + uint res1; + uint fec_ievent; + uint fec_imask; + uint res2; + uint fec_r_des_active; + uint fec_x_des_active; + uint res3[3]; + uint fec_ecntrl; + uint res4[6]; + uint fec_mii_data; + uint fec_mii_speed; + uint res5[7]; + uint fec_mibc; + uint res6[7]; + uint fec_r_cntrl; + uint res7[15]; + uint fec_x_cntrl; + uint res8[7]; + uint fec_addr_low; + uint fec_addr_high; + uint fec_opd; + uint res9[10]; + uint fec_ihash_table_high; + uint fec_ihash_table_low; + uint fec_ghash_table_high; + uint fec_ghash_table_low; + uint res10[7]; + uint fec_tfwr; + uint res11; + uint fec_r_bound; + uint fec_r_fstart; + uint res12[11]; + uint fec_r_des_start; + uint fec_x_des_start; + uint fec_r_buff_size; +} fec_t; + +#endif /* __IMMAP_5271__ */ diff --git a/include/asm-m68k/m5271.h b/include/asm-m68k/m5271.h new file mode 100644 index 0000000..765414f --- /dev/null +++ b/include/asm-m68k/m5271.h @@ -0,0 +1,114 @@ +/* + * mcf5271.h -- Definitions for Motorola Coldfire 5271 + * + * (C) Copyright 2006, Lab X Technologies <zachary.landau@labxtechnologies.com> + * Based on mcf5272sim.h of uCLinux distribution: + * (C) Copyright 1999, Greg Ungerer (gerg@snapgear.com) + * (C) Copyright 2000, Lineo Inc. (www.lineo.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 + */ + + +#ifndef _MCF5271_H_ +#define _MCF5271_H_ + +#define mbar_readLong(x) *((volatile unsigned long *) (CFG_MBAR + x)) +#define mbar_readShort(x) *((volatile unsigned short *) (CFG_MBAR + x)) +#define mbar_readByte(x) *((volatile unsigned char *) (CFG_MBAR + x)) +#define mbar_writeLong(x,y) *((volatile unsigned long *) (CFG_MBAR + x)) = y +#define mbar_writeShort(x,y) *((volatile unsigned short *) (CFG_MBAR + x)) = y +#define mbar_writeByte(x,y) *((volatile unsigned char *) (CFG_MBAR + x)) = y + +#define MCF_FMPLL_SYNCR 0x120000 +#define MCF_FMPLL_SYNSR 0x120004 +#define MCF_FMPLL_SYNCR_MFD(x) ((x&0x7)<<24) +#define MCF_FMPLL_SYNCR_RFD(x) ((x&0x7)<<19) +#define MCF_FMPLL_SYNSR_LOCK 0x8 + +#define MCF_WTM_WCR 0x140000 +#define MCF_WTM_WCNTR 0x140004 +#define MCF_WTM_WSR 0x140006 +#define MCF_WTM_WCR_EN 0x0001 + +#define MCF_RCM_RCR 0x110000 +#define MCF_RCM_RCR_FRCRSTOUT 0x40 +#define MCF_RCM_RCR_SOFTRST 0x80 + +#define MCF_GPIO_PAR_AD 0x100040 +#define MCF_GPIO_PAR_CS 0x100045 +#define MCF_GPIO_PAR_SDRAM 0x100046 +#define MCF_GPIO_PAR_FECI2C 0x100047 +#define MCF_GPIO_PAR_UART 0x100048 + +#define MCF_GPIO_AD_ADDR23 0x80 +#define MCF_GPIO_AD_ADDR22 0x40 +#define MCF_GPIO_AD_ADDR21 0x20 +#define MCF_GPIO_AD_DATAL 0x01 +#define MCF_GPIO_AD_MASK 0xe1 + +#define MCF_GPIO_PAR_CS_PAR_CS2 0x04 + +#define MCF_GPIO_SDRAM_CSSDCS_00 0x00 /* CS[3:2] pins: CS3, CS2 */ +#define MCF_GPIO_SDRAM_CSSDCS_01 0x40 /* CS[3:2] pins: CS3, SD_CS0 */ +#define MCF_GPIO_SDRAM_CSSDCS_10 0x80 /* CS[3:2] pins: SD_CS1, SC2 */ +#define MCF_GPIO_SDRAM_CSSDCS_11 0xc0 /* CS[3:2] pins: SD_CS1, SD_CS0 */ +#define MCF_GPIO_SDRAM_SDWE 0x20 /* WE pin */ +#define MCF_GPIO_SDRAM_SCAS 0x10 /* CAS pin */ +#define MCF_GPIO_SDRAM_SRAS 0x08 /* RAS pin */ +#define MCF_GPIO_SDRAM_SCKE 0x04 /* CKE pin */ +#define MCF_GPIO_SDRAM_SDCS_00 0x00 /* SD_CS[0:1] pins: GPIO, GPIO */ +#define MCF_GPIO_SDRAM_SDCS_01 0x01 /* SD_CS[0:1] pins: GPIO, SD_CS0 */ +#define MCF_GPIO_SDRAM_SDCS_10 0x02 /* SD_CS[0:1] pins: SD_CS1, GPIO */ +#define MCF_GPIO_SDRAM_SDCS_11 0x03 /* SD_CS[0:1] pins: SD_CS1, SD_CS0 */ + +#define MCF_GPIO_PAR_UART_U0RTS 0x0001 +#define MCF_GPIO_PAR_UART_U0CTS 0x0002 +#define MCF_GPIO_PAR_UART_U0TXD 0x0004 +#define MCF_GPIO_PAR_UART_U0RXD 0x0008 +#define MCF_GPIO_PAR_UART_U1RXD_UART1 0x0C00 +#define MCF_GPIO_PAR_UART_U1TXD_UART1 0x0300 + +#define MCF_GPIO_PAR_SDRAM_PAR_CSSDCS(x) (((x)&0x03)<<6) + +#define MCF_SDRAMC_DCR 0x000040 +#define MCF_SDRAMC_DACR0 0x000048 +#define MCF_SDRAMC_DMR0 0x00004C + +#define MCF_SDRAMC_DCR_RC(x) (((x)&0x01FF)<<0) +#define MCF_SDRAMC_DCR_RTIM(x) (((x)&0x0003)<<9) +#define MCF_SDRAMC_DCR_IS 0x0800 +#define MCF_SDRAMC_DCR_COC 0x1000 +#define MCF_SDRAMC_DCR_NAM 0x2000 + +#define MCF_SDRAMC_DACRn_IP 0x00000008 +#define MCF_SDRAMC_DACRn_PS(x) (((x)&0x00000003)<<4) +#define MCF_SDRAMC_DACRn_MRS 0x00000040 +#define MCF_SDRAMC_DACRn_CBM(x) (((x)&0x00000007)<<8) +#define MCF_SDRAMC_DACRn_CASL(x) (((x)&0x00000003)<<12) +#define MCF_SDRAMC_DACRn_RE 0x00008000 +#define MCF_SDRAMC_DACRn_BA(x) (((x)&0x00003FFF)<<18) + +#define MCF_SDRAMC_DMRn_BAM_8M 0x007C0000 +#define MCF_SDRAMC_DMRn_BAM_16M 0x00FC0000 +#define MCF_SDRAMC_DMRn_V 0x00000001 + +#define MCFSIM_ICR1 0x000C41 + +#endif /* _MCF5271_H_ */ diff --git a/include/asm-m68k/mcftimer.h b/include/asm-m68k/mcftimer.h index 047950b..a73b80e 100644 --- a/include/asm-m68k/mcftimer.h +++ b/include/asm-m68k/mcftimer.h @@ -45,7 +45,7 @@ #elif defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407) #define MCFTIMER_BASE1 0x140 /* Base address of TIMER1 */ #define MCFTIMER_BASE2 0x180 /* Base address of TIMER2 */ -#elif defined(CONFIG_M5282) +#elif defined(CONFIG_M5282) | defined(CONFIG_M5271) #define MCFTIMER_BASE1 0x150000 /* Base address of TIMER1 */ #define MCFTIMER_BASE2 0x160000 /* Base address of TIMER2 */ #define MCFTIMER_BASE3 0x170000 /* Base address of TIMER4 */ diff --git a/include/asm-m68k/mcfuart.h b/include/asm-m68k/mcfuart.h index e5082a9..7c0999d 100644 --- a/include/asm-m68k/mcfuart.h +++ b/include/asm-m68k/mcfuart.h @@ -46,7 +46,7 @@ #define MCFUART_BASE1 0x140 /* Base address of UART1 */ #define MCFUART_BASE2 0x180 /* Base address of UART2 */ #endif -#elif defined(CONFIG_M5282) +#elif defined(CONFIG_M5282) || defined(CONFIG_M5271) #define MCFUART_BASE1 0x200 /* Base address of UART1 */ #define MCFUART_BASE2 0x240 /* Base address of UART2 */ #define MCFUART_BASE3 0x280 /* Base address of UART3 */ diff --git a/include/asm-m68k/ptrace.h b/include/asm-m68k/ptrace.h index a6d3d74..75b2418 100644 --- a/include/asm-m68k/ptrace.h +++ b/include/asm-m68k/ptrace.h @@ -43,7 +43,7 @@ struct pt_regs { ulong a4; ulong a5; ulong a6; -#if defined(CONFIG_M5272) || defined(CONFIG_M5282) || defined(CONFIG_M5249) +#if defined(CONFIG_M5272) || defined(CONFIG_M5282) || defined(CONFIG_M5249) || defined(CONFIG_M5271) unsigned format : 4; /* frame format specifier */ unsigned vector : 12; /* vector offset */ unsigned short sr; diff --git a/include/configs/M5271EVB.h b/include/configs/M5271EVB.h new file mode 100644 index 0000000..3935f56 --- /dev/null +++ b/include/configs/M5271EVB.h @@ -0,0 +1,154 @@ +/* + * Configuation settings for the Freescale M5271EVB + * + * Based on MC5272C3 and r5200 board configs + * (C) Copyright 2006 Lab X Technologies <zachary.landau@labxtechnologies.com> + * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.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 _M5271EVB_H +#define _M5271EVB_H + +#define DEBUG +#undef DEBUG + +/* + * High Level Configuration Options (easy to change) + */ +#define CONFIG_MCF52x2 /* define processor family */ +#define CONFIG_M5271 /* define processor type */ +#define CONFIG_M5271EVB /* define board type */ + +#define CONFIG_IPADDR 192.168.30.1 +#define CONFIG_SERVERIP 192.168.1.1 +#define CONFIG_ETHADDR 00:06:3b:01:41:55 + +#define CONFIG_BAUDRATE 19200 +#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } + +#undef CONFIG_WATCHDOG /* disable watchdog */ + +/* Configuration for environment + * Environment is embedded in u-boot in the second sector of the flash + */ +#ifndef CONFIG_MONITOR_IS_IN_RAM +#define CFG_ENV_OFFSET 0x4000 +#define CFG_ENV_SECT_SIZE 0x2000 +#define CFG_ENV_IS_IN_FLASH 1 +#else +#define CFG_ENV_ADDR 0xffe04000 +#define CFG_ENV_SECT_SIZE 0x2000 +#define CFG_ENV_IS_IN_FLASH 1 +#endif + +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_NET ) & ~(CFG_CMD_LOADS | CFG_CMD_LOADB)) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CFG_PROMPT "=> " +#define CFG_LONGHELP /* undef to save memory */ + +#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_LOAD_ADDR 0x00100000 + +#define CFG_MEMTEST_START 0x400 +#define CFG_MEMTEST_END 0x380000 + +#define CFG_HZ 1000000 +#define CFG_CLK 100000000 + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_MBAR 0x40000000 /* Register Base Addrs */ + +/* Enable FEC ethernet */ +#define FEC_ENET +#define CONFIG_NET_RETRY_COUNT 5 +#define CFG_ENET_BD_BASE 0x480000 + +/* + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR 0x20000000 +#define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */ +#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_SDRAM_SIZE 16 /* SDRAM size in MB */ +#define CFG_FLASH_BASE 0xffe00000 + +#ifdef CONFIG_MONITOR_IS_IN_RAM +#define CFG_MONITOR_BASE 0x20000 +#else +#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) +#endif + +#define CFG_MONITOR_LEN 0x40000 +#define CFG_MALLOC_LEN (256 << 10) +#define CFG_BOOTPARAMS_LEN (64*1024) + +/* + * 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_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ +#define CFG_FLASH_ERASE_TOUT 1000 + +#define CFG_FLASH_CFI 1 +#define CFG_FLASH_CFI_DRIVER 1 +#define CFG_FLASH_SIZE 0x200000 + +/* Cache Configuration */ +#define CFG_CACHELINE_SIZE 16 + +/* Port configuration */ +#define CFG_FECI2C 0xF0 + +#endif /* _M5271EVB_H */ diff --git a/include/configs/r5200.h b/include/configs/r5200.h new file mode 100644 index 0000000..7049704 --- /dev/null +++ b/include/configs/r5200.h @@ -0,0 +1,169 @@ +/* + * Configuation settings for the R5200 board + * + * (C) Copyright 2006 Lab X Technologies <zachary.landau@labxtechnologies.com> + * Based on Motorola MC5272C3 board config + * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.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 _R5200_H +#define _R5200_H + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_MCF52x2 /* define processor family */ +#define CONFIG_M5271 /* define processor type */ +#define CONFIG_R5200 /* define board type */ + +#define FEC_ENET +#define CONFIG_NET_RETRY_COUNT 5 + +#define CONFIG_IPADDR 192.168.0.172 +#define CONFIG_SERVERIP 192.168.0.148 +#define CONFIG_ETHADDR 00:06:3b:00:44:55 + +#define CONFIG_BAUDRATE 19200 +#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } + +#define CONFIG_WATCHDOG +#define CONFIG_WATCHDOG_TIMEOUT 0xFFFF /* clock modulus */ + +/* Configuration for environment + * Environment is embedded in u-boot in the second sector of the flash + */ +#ifndef CONFIG_MONITOR_IS_IN_RAM +#define CFG_ENV_OFFSET 0x20000 +#define CFG_ENV_SECT_SIZE 0x20000 +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_IS_EMBEDDED 1 +#else +#define CFG_ENV_ADDR 0xf0020000 +#define CFG_ENV_SECT_SIZE 0x2000 +#define CFG_ENV_IS_IN_FLASH 1 +#endif + +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_NET ) & ~(CFG_CMD_LOADS | CFG_CMD_LOADB)) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* Note: We only copy one sectors worth of application code from location + * 10200000 for speed purposes. Increase the size if necessary */ +#define CONFIG_BOOTCOMMAND "cp.b 10200000 0 20000; go 400" +#define CONFIG_BOOTDELAY 1 + +#define CFG_PROMPT "u-boot> " +#define CFG_LONGHELP /* undef to save memory */ + +#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_LOAD_ADDR 0x00002000 + +#define CFG_MEMTEST_START 0x400 +#define CFG_MEMTEST_END 0x380000 + +#define CFG_HZ 1000000 +#define CFG_CLK 100000000 + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_MBAR 0x40000000 /* Register Base Addrs */ + +#define CFG_ENET_BD_BASE 0x480000 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR 0x20000000 +#define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */ +#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_SDRAM_SIZE 8 /* SDRAM size in MB */ +#define CFG_FLASH_BASE 0x10000000 + +#ifdef CONFIG_MONITOR_IS_IN_RAM +#define CFG_MONITOR_BASE 0x20000 +#else +#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) +#endif + +#define CFG_MONITOR_LEN 0x20001 +#define CFG_MALLOC_LEN (256 << 10) +#define CFG_BOOTPARAMS_LEN 64*1024 + +/* + * 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_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 1024 /* max number of sectors on one chip */ +#define CFG_FLASH_ERASE_TOUT 1000 + +#define CFG_FLASH_CFI 1 +#define CFG_FLASH_CFI_DRIVER 1 +#define CFG_FLASH_SIZE 0x800000 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 16 + +/*----------------------------------------------------------------------- + * Memory bank definitions + */ + +/*----------------------------------------------------------------------- + * Port configuration + */ +#define CFG_FECI2C 0xF0 + +#endif /* _R5200_H */ diff --git a/lib_m68k/board.c b/lib_m68k/board.c index 80c41a6..73d2e3f 100644 --- a/lib_m68k/board.c +++ b/lib_m68k/board.c @@ -261,6 +261,7 @@ board_init_f (ulong bootflag) { bd_t *bd; ulong len, addr, addr_sp; + ulong *paddr; gd_t *id; init_fnc_t **init_fnc_ptr; #ifdef CONFIG_PRAM @@ -357,8 +358,12 @@ board_init_f (ulong bootflag) */ addr_sp -= 16; addr_sp &= ~0xF; - *((ulong *) addr_sp)-- = 0; - *((ulong *) addr_sp)-- = 0; + + paddr = (ulong *)addr_sp; + *paddr-- = 0; + *paddr-- = 0; + addr_sp = (ulong)paddr; + debug ("Stack Pointer at: %08lx\n", addr_sp); /* diff --git a/lib_m68k/time.c b/lib_m68k/time.c index 1d6d297..d45e470 100644 --- a/lib_m68k/time.c +++ b/lib_m68k/time.c @@ -27,6 +27,11 @@ #include <asm/mcftimer.h> +#ifdef CONFIG_M5271 +#include <asm/m5271.h> +#include <asm/immap_5271.h> +#endif + #ifdef CONFIG_M5272 #include <asm/m5272.h> #include <asm/immap_5272.h> @@ -43,7 +48,7 @@ static ulong timestamp; -#ifdef CONFIG_M5282 +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) static unsigned short lastinc; #endif @@ -127,7 +132,7 @@ void set_timer (ulong t) } #endif -#if defined(CONFIG_M5282) +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) void udelay(unsigned long usec) { |