From 5d108ac8f435924c624cd6aaacd44f35f5cf94c0 Mon Sep 17 00:00:00 2001 From: Sergei Poselenov Date: Wed, 30 Apr 2008 11:42:50 +0200 Subject: [PATCH] Initial support for "Socrates" board Signed-off-by: Sergei Poselenov --- MAKEALL | 1 + Makefile | 3 + board/socrates/Makefile | 53 ++++++ board/socrates/config.mk | 30 ++++ board/socrates/law.c | 57 +++++++ board/socrates/sdram.c | 122 ++++++++++++++ board/socrates/socrates.c | 186 ++++++++++++++++++++ board/socrates/tlb.c | 117 +++++++++++++ board/socrates/u-boot.lds | 150 +++++++++++++++++ include/configs/socrates.h | 410 +++++++++++++++++++++++++++++++++++++++++++++ 10 files changed, 1129 insertions(+) create mode 100644 board/socrates/Makefile create mode 100644 board/socrates/config.mk create mode 100644 board/socrates/law.c create mode 100644 board/socrates/sdram.c create mode 100644 board/socrates/socrates.c create mode 100644 board/socrates/tlb.c create mode 100644 board/socrates/u-boot.lds create mode 100644 include/configs/socrates.h diff --git a/MAKEALL b/MAKEALL index 37b4334..0674069 100755 --- a/MAKEALL +++ b/MAKEALL @@ -354,6 +354,7 @@ LIST_85xx=" \ sbc8540 \ sbc8548 \ sbc8560 \ + socrates \ stxgp3 \ stxssa \ TQM8540 \ diff --git a/Makefile b/Makefile index 8743900..3401203 100644 --- a/Makefile +++ b/Makefile @@ -2208,6 +2208,9 @@ sbc8560_66_config: unconfig fi @$(MKCONFIG) -a sbc8560 ppc mpc85xx sbc8560 +socrates_config: unconfig + @$(MKCONFIG) $(@:_config=) ppc mpc85xx socrates + stxgp3_config: unconfig @$(MKCONFIG) $(@:_config=) ppc mpc85xx stxgp3 diff --git a/board/socrates/Makefile b/board/socrates/Makefile new file mode 100644 index 0000000..6453f24 --- /dev/null +++ b/board/socrates/Makefile @@ -0,0 +1,53 @@ +# +# (C) Copyright 2008 +# Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. +# (C) Copyright 2001-2006 +# 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 = $(obj)lib$(BOARD).a +# + +COBJS := $(BOARD).o law.o tlb.o sdram.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(OBJS) $(SOBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/socrates/config.mk b/board/socrates/config.mk new file mode 100644 index 0000000..1cf5d38 --- /dev/null +++ b/board/socrates/config.mk @@ -0,0 +1,30 @@ +# Copyright 2004 Freescale Semiconductor. +# +# Modified by Sergei Poselenov +# (C) Copyright 2008, Emcraft Systems. +# +# 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 +# + +# +# socrates board +# default CCARBAR is at 0xff700000 +# assume U-Boot is less than 256k +# +TEXT_BASE = 0xfffc0000 diff --git a/board/socrates/law.c b/board/socrates/law.c new file mode 100644 index 0000000..5f4b8ca --- /dev/null +++ b/board/socrates/law.c @@ -0,0 +1,57 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. + * + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +/* + * LAW(Local Access Window) configuration: + * + * 0x0000_0000 0x7fff_ffff DDR 2G + * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M + * 0xc000_0000 0xdfff_ffff RapidIO 512M + * 0xe000_0000 0xe000_ffff CCSR 1M + * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M + * 0xf800_0000 0xf80f_ffff BCSR 1M + * 0xfe00_0000 0xffff_ffff FLASH (boot bank) 32M + * + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + SET_LAW_ENTRY(1, CFG_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR), + SET_LAW_ENTRY(2, CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI), + SET_LAW_ENTRY(3, CFG_LBC_FLASH_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC), + SET_LAW_ENTRY(4, CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI), + SET_LAW_ENTRY(5, CFG_RIO_MEM_BASE, LAWAR_SIZE_512M, LAW_TRGT_IF_RIO), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/socrates/sdram.c b/board/socrates/sdram.c new file mode 100644 index 0000000..329eacc --- /dev/null +++ b/board/socrates/sdram.c @@ -0,0 +1,122 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.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 +#include +#include +#include +#include +#include + + +#if !defined(CONFIG_SPD_EEPROM) +/* + * Autodetect onboard DDR SDRAM on 85xx platforms + * + * NOTE: Some of the hardcoded values are hardware dependant, + * so this should be extended for other future boards + * using this routine! + */ +long int sdram_setup(int casl) +{ + volatile ccsr_ddr_t *ddr = (void *)(CFG_MPC85xx_DDR_ADDR); + + /* + * Disable memory controller. + */ + ddr->cs0_config = 0; + ddr->sdram_cfg = 0; + + ddr->cs0_bnds = CFG_DDR_CS0_BNDS; + ddr->cs0_config = CFG_DDR_CS0_CONFIG; + ddr->timing_cfg_0 = CFG_DDR_TIMING_0; + ddr->timing_cfg_1 = CFG_DDR_TIMING_1; + ddr->timing_cfg_2 = CFG_DDR_TIMING_2; + ddr->sdram_mode = CFG_DDR_MODE; + ddr->sdram_interval = CFG_DDR_INTERVAL; + ddr->sdram_cfg_2 = CFG_DDR_CONFIG_2; + ddr->sdram_clk_cntl = CFG_DDR_CLK_CONTROL; + + asm ("sync;isync;msync"); + udelay(1000); + + ddr->sdram_cfg = CFG_DDR_CONFIG; + asm ("sync; isync; msync"); + udelay(1000); + + if (get_ram_size(0, CFG_SDRAM_SIZE<<20) == CFG_SDRAM_SIZE<<20) { + /* + * OK, size detected -> all done + */ + return CFG_SDRAM_SIZE<<20; + } + + return 0; /* nothing found ! */ +} +#endif + +long int initdram (int board_type) +{ + long dram_size = 0; +#if defined(CONFIG_SPD_EEPROM) + dram_size = spd_sdram (); +#else + dram_size = sdram_setup(CONFIG_DDR_DEFAULT_CL); +#endif + return dram_size; +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + printf ("SDRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf ("SDRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf ("SDRAM test passed.\n"); + return 0; +} +#endif diff --git a/board/socrates/socrates.c b/board/socrates/socrates.c new file mode 100644 index 0000000..57f32fe --- /dev/null +++ b/board/socrates/socrates.c @@ -0,0 +1,186 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. + * + * Copyright 2004 Freescale Semiconductor. + * (C) Copyright 2002,2003, Motorola Inc. + * Xianghua Xiao, (X.Xiao@motorola.com) + * + * (C) Copyright 2002 Scott McNutt + * + * 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 +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[]; /* FLASH chips info */ + +void local_bus_init (void); +ulong flash_get_size (ulong base, int banknum); + +int checkboard (void) +{ + char *s = getenv("serial#"); + + puts("Board: Socrates"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + +#ifdef CONFIG_PCI + printf ("PCI1: 32 bit, %d MHz (compiled)\n", + CONFIG_SYS_CLK_FREQ / 1000000); +#else + printf ("PCI1: disabled\n"); +#endif + + /* + * Initialize local bus. + */ + local_bus_init (); + + return 0; +} + +int misc_init_r (void) +{ + volatile ccsr_lbc_t *memctl = (void *)(CFG_MPC85xx_LBC_ADDR); + + /* + * Adjust flash start and offset to detected values + */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + + /* + * Check if boot FLASH isn't max size + */ + if (gd->bd->bi_flashsize < (0 - CFG_FLASH0)) { + memctl->or0 = gd->bd->bi_flashstart | (CFG_OR0_PRELIM & 0x00007fff); + memctl->br0 = gd->bd->bi_flashstart | (CFG_BR0_PRELIM & 0x00007fff); + + /* + * Re-check to get correct base address + */ + flash_get_size(gd->bd->bi_flashstart, CFG_MAX_FLASH_BANKS - 1); + } + + /* + * Check if only one FLASH bank is available + */ + if (gd->bd->bi_flashsize != CFG_MAX_FLASH_BANKS * (0 - CFG_FLASH0)) { + memctl->or1 = 0; + memctl->br1 = 0; + + /* + * Re-do flash protection upon new addresses + */ + flash_protect (FLAG_PROTECT_CLEAR, + gd->bd->bi_flashstart, 0xffffffff, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Monitor protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Environment protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Redundant environment protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + } + + return 0; +} + +/* + * Initialize Local Bus + */ +void local_bus_init (void) +{ + + volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR); + volatile ccsr_local_ecm_t *ecm = (void *)(CFG_MPC85xx_ECM_ADDR); + + lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */ + lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */ + ecm->eedr = 0xffffffff; /* Clear ecm errors */ + ecm->eeer = 0xffffffff; /* Enable ecm errors */ + +} + +#if defined(CONFIG_PCI) +/* + * Initialize PCI Devices, report devices found. + */ + +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc85xxads_config_table[] = { + {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_IDSEL_NUMBER, PCI_ANY_ID, + pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | + PCI_COMMAND_MASTER}}, + {} +}; +#endif + + +static struct pci_controller hose = { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc85xxads_config_table, +#endif +}; + +#endif /* CONFIG_PCI */ + + +void pci_init_board (void) +{ +#ifdef CONFIG_PCI + pci_mpc85xx_init (&hose); +#endif /* CONFIG_PCI */ +} + +#ifdef CONFIG_BOARD_EARLY_INIT_R +int board_early_init_r (void) +{ +#ifdef CONFIG_PS2MULT + ps2mult_early_init(); +#endif /* CONFIG_PS2MULT */ + return (0); +} +#endif /* CONFIG_BOARD_EARLY_INIT_R */ diff --git a/board/socrates/tlb.c b/board/socrates/tlb.c new file mode 100644 index 0000000..b80caea --- /dev/null +++ b/board/socrates/tlb.c @@ -0,0 +1,117 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. + * + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +struct fsl_e_tlb_entry tlb_table[] = { + /* TLB 0 - for temp stack in cache */ + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR, CFG_INIT_RAM_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 4 * 1024 , CFG_INIT_RAM_ADDR + 4 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 8 * 1024 , CFG_INIT_RAM_ADDR + 8 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CFG_INIT_RAM_ADDR + 12 * 1024 , CFG_INIT_RAM_ADDR + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + + /* + * TLB 0, 1: 128M Non-cacheable, guarded + * 0xf8000000 128M FLASH + * Out of reset this entry is only 4K. + */ + SET_TLB_ENTRY(1, CFG_FLASH_BASE, CFG_FLASH_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_64M, 1), + SET_TLB_ENTRY(1, CFG_FLASH_BASE + 0x4000000, CFG_FLASH_BASE + 0x4000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 2: 256M Non-cacheable, guarded + * 0x80000000 256M PCI1 MEM First half + */ + SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS, CFG_PCI1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 3: 256M Non-cacheable, guarded + * 0x90000000 256M PCI1 MEM Second half + */ + SET_TLB_ENTRY(1, CFG_PCI1_MEM_PHYS + 0x10000000, CFG_PCI1_MEM_PHYS + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 4: 256M Non-cacheable, guarded + * 0xc0000000 256M Rapid IO MEM First half + */ + SET_TLB_ENTRY(1, CFG_RIO_MEM_BASE, CFG_RIO_MEM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 5: 256M Non-cacheable, guarded + * 0xd0000000 256M Rapid IO MEM Second half + */ + SET_TLB_ENTRY(1, CFG_RIO_MEM_BASE + 0x10000000, CFG_RIO_MEM_BASE + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 6: 64M Non-cacheable, guarded + * 0xe000_0000 1M CCSRBAR + * 0xe200_0000 16M PCI1 IO + */ + SET_TLB_ENTRY(1, CFG_CCSRBAR, CFG_CCSRBAR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 7+8: 512M DDR, cache disabled (needed for memory test) + * 0x00000000 512M DDR System memory + * Without SPD EEPROM configured DDR, this must be setup manually. + * Make sure the TLB count at the top of this table is correct. + * Likely it needs to be increased by two for these entries. + */ + SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE, CFG_DDR_SDRAM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_256M, 1), + + SET_TLB_ENTRY(1, CFG_DDR_SDRAM_BASE + 0x10000000, CFG_DDR_SDRAM_BASE + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 8, BOOKE_PAGESZ_256M, 1), +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/board/socrates/u-boot.lds b/board/socrates/u-boot.lds new file mode 100644 index 0000000..8d2f65c --- /dev/null +++ b/board/socrates/u-boot.lds @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. + * + * (C) Copyright 2002,2003, Motorola,Inc. + * Xianghua Xiao, X.Xiao@motorola.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 + */ + +OUTPUT_ARCH(powerpc) +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/mpc85xx/start.o (.bootpg) + } = 0xffff + + /* 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 : + { + cpu/mpc85xx/start.o (.text) + cpu/mpc85xx/traps.o (.text) + cpu/mpc85xx/interrupts.o (.text) + cpu/mpc85xx/cpu_init.o (.text) + cpu/mpc85xx/cpu.o (.text) + cpu/mpc85xx/speed.o (.text) + cpu/mpc85xx/pci.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/include/configs/socrates.h b/include/configs/socrates.h new file mode 100644 index 0000000..de8cd72 --- /dev/null +++ b/include/configs/socrates.h @@ -0,0 +1,410 @@ +/* + * (C) Copyright 2008 + * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com. + * + * Wolfgang Denk + * Copyright 2004 Freescale Semiconductor. + * (C) Copyright 2002,2003 Motorola,Inc. + * Xianghua Xiao + * + * 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 + */ + +/* + * Socrates + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* High Level Configuration Options */ +#define CONFIG_BOOKE 1 /* BOOKE */ +#define CONFIG_E500 1 /* BOOKE e500 family */ +#define CONFIG_MPC85xx 1 /* MPC8540/60/55/41 */ +#define CONFIG_MPC8544 1 +#define CONFIG_SOCRATES 1 + +#define CONFIG_PCI + +#define CONFIG_TSEC_ENET /* tsec ethernet support */ + +#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */ + +#define CONFIG_FSL_LAW 1 /* Use common FSL init code */ + +/* + * Only possible on E500 Version 2 or newer cores. + */ +#define CONFIG_ENABLE_36BIT_PHYS 1 + +/* + * sysclk for MPC85xx + * + * Two valid values are: + * 33000000 + * 66000000 + * + * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz + * is likely the desired value here, so that is now the default. + * The board, however, can run at 66MHz. In any event, this value + * must match the settings of some switches. Details can be found + * in the README.mpc85xxads. + */ + +#ifndef CONFIG_SYS_CLK_FREQ +#define CONFIG_SYS_CLK_FREQ 66666666 +#endif + +/* + * These can be toggled for performance analysis, otherwise use default. + */ +#define CONFIG_L2_CACHE /* toggle L2 cache */ +#define CONFIG_BTB /* toggle branch predition */ +#define CONFIG_ADDR_STREAMING /* toggle addr streaming */ + +#define CFG_INIT_DBCR DBCR_IDM /* Enable Debug Exceptions */ + +#undef CFG_DRAM_TEST /* memory test, takes time */ +#define CFG_MEMTEST_START 0x00000000 +#define CFG_MEMTEST_END 0x10000000 + +/* + * Base addresses -- Note these are effective addresses where the + * actual resources get mapped (not physical addresses) + */ +#define CFG_CCSRBAR_DEFAULT 0xFF700000 /* CCSRBAR Default */ +#define CFG_CCSRBAR 0xE0000000 /* relocated CCSRBAR */ +#define CFG_CCSRBAR_PHYS CFG_CCSRBAR /* physical addr of CCSRBAR */ +#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */ + +/* + * DDR Setup + */ +#define CFG_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory */ +#define CFG_SDRAM_BASE CFG_DDR_SDRAM_BASE + +#define CONFIG_DDR_DEFAULT_CL 30 /* CAS latency 3 */ + +/* Hardcoded values, to use instead of SPD */ +#define CFG_DDR_CS0_BNDS 0x0000000f +#define CFG_DDR_CS0_CONFIG 0x80010102 +#define CFG_DDR_TIMING_0 0x00260802 +#define CFG_DDR_TIMING_1 0x3935D322 +#define CFG_DDR_TIMING_2 0x14904CC8 +#define CFG_DDR_MODE 0x00480432 +#define CFG_DDR_INTERVAL 0x030C0100 +#define CFG_DDR_CONFIG_2 0x04400000 +#define CFG_DDR_CONFIG 0xC3008000 +#define CFG_DDR_CLK_CONTROL 0x03800000 +#define CFG_SDRAM_SIZE 256 /* in Megs */ + +#if 1 +#define CONFIG_SPD_EEPROM 1 /* Use SPD EEPROM for DDR setup*/ +#define SPD_EEPROM_ADDRESS 0x50 /* DDR DIMM */ +#define MPC85xx_DDR_SDRAM_CLK_CNTL /* 85xx has clock control reg */ +#endif + +/* + * Flash on the Local Bus + */ +/* + * Flash on the LocalBus + */ +#define CFG_LBC_CACHE_BASE 0xf0000000 /* Localbus cacheable */ + +#define CFG_FLASH0 0xFE000000 +#define CFG_FLASH1 0xFC000000 +#define CFG_FLASH_BANKS_LIST { CFG_FLASH1, CFG_FLASH0 } + +#define CFG_LBC_FLASH_BASE CFG_FLASH1 /* Localbus flash start */ +#define CFG_FLASH_BASE CFG_LBC_FLASH_BASE /* start of FLASH */ + +#define CFG_BR0_PRELIM 0xfe001001 /* port size 16bit */ +#define CFG_OR0_PRELIM 0xfe000ff7 /* 32MB Flash */ +#define CFG_BR1_PRELIM 0xfc001001 /* port size 16bit */ +#define CFG_OR1_PRELIM 0xfe000ff7 /* 32MB Flash */ + +#define CFG_FLASH_CFI /* flash is CFI compat. */ +#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver*/ +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector */ + +#define CFG_MAX_FLASH_BANKS 2 /* number of banks */ +#define CFG_MAX_FLASH_SECT 512 /* sectors per device */ +#undef CFG_FLASH_CHECKSUM +#define CFG_FLASH_ERASE_TOUT 60000 /* Flash Erase Timeout (ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (ms) */ + +#define CFG_MONITOR_BASE TEXT_BASE /* start of monitor */ + +#define CFG_LBC_LCRR 0x00030008 /* LB clock ratio reg */ +#define CFG_LBC_LBCR 0x00000000 /* LB config reg */ +#define CFG_LBC_LSRT 0x20000000 /* LB sdram refresh timer */ +#define CFG_LBC_MRTPR 0x20000000 /* LB refresh timer presc.*/ + +#define CONFIG_L1_INIT_RAM +#define CFG_INIT_RAM_LOCK 1 +#define CFG_INIT_RAM_ADDR 0xe4010000 /* Initial RAM address */ +#define CFG_INIT_RAM_END 0x4000 /* End used area in RAM */ + +#define CFG_GBL_DATA_SIZE 128 /* num bytes initial data*/ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256kB for Mon*/ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserved for malloc */ + +/* Serial Port */ + +#define CONFIG_CONS_INDEX 1 +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE 1 +#define CFG_NS16550_CLK get_bus_freq(0) + +#define CFG_NS16550_COM1 (CFG_CCSRBAR+0x4500) +#define CFG_NS16550_COM2 (CFG_CCSRBAR+0x4600) + +#define CONFIG_BAUDRATE 115200 + +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200} + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ +#define CFG_HUSH_PARSER 1 /* Use the HUSH parser */ +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + + +/* + * I2C + */ +#define CONFIG_FSL_I2C /* Use FSL common I2C driver */ +#define CONFIG_HARD_I2C /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F +#define CFG_I2C_NOPROBES {0x48} /* Don't probe these addrs */ +#define CFG_I2C_OFFSET 0x3000 + +/* I2C RTC */ +#define CONFIG_RTC_DS1337 /* Use ds1337 rtc via i2c */ +#define CFG_I2C_RTC_ADDR 0x68 /* at address 0x68 */ + +#if 0 +/* I2C EEPROM */ +/* + * EEPROM configuration for onboard EEPROM M24C32 (M24C64 should work also). + */ +#define CFG_I2C_EEPROM_ADDR 0x50 /* 1010000x */ +#define CFG_I2C_EEPROM_ADDR_LEN 2 +#define CFG_EEPROM_PAGE_WRITE_BITS 5 /* =32 Bytes per write */ +#define CFG_EEPROM_PAGE_WRITE_ENABLE +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20 +#define CFG_I2C_MULTI_EEPROMS 1 /* more than one eeprom */ + +/* I2C SYSMON (LM75) */ +#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */ +#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */ +#define CFG_DTT_MAX_TEMP 70 +#define CFG_DTT_LOW_TEMP -30 +#define CFG_DTT_HYSTERESIS 3 +#endif + +/* RapidIO MMU */ +#define CFG_RIO_MEM_BASE 0xc0000000 /* base address */ +#define CFG_RIO_MEM_PHYS CFG_RIO_MEM_BASE +#define CFG_RIO_MEM_SIZE 0x20000000 /* 128M */ + +/* + * General PCI + * Memory space is mapped 1-1. + */ +#define CFG_PCI_PHYS 0x80000000 /* 1G PCI TLB */ + + +#define CFG_PCI1_MEM_BASE 0x80000000 +#define CFG_PCI1_MEM_PHYS CFG_PCI1_MEM_BASE +#define CFG_PCI1_MEM_SIZE 0x20000000 /* 512M */ +#define CFG_PCI1_IO_BASE 0xE2000000 +#define CFG_PCI1_IO_PHYS CFG_PCI1_IO_BASE +#define CFG_PCI1_IO_SIZE 0x01000000 /* 16M */ + +#if defined(CONFIG_PCI) + +#define CONFIG_PCI_PNP /* do pci plug-and-play */ + +#define CONFIG_EEPRO100 +#undef CONFIG_TULIP + +#undef CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ +#define CFG_PCI_SUBSYS_VENDORID 0x1057 /* Motorola */ + +#endif /* CONFIG_PCI */ + + +#define CONFIG_NET_MULTI 1 +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_TSEC1 1 +#define CONFIG_TSEC1_NAME "TSEC0" +#define CONFIG_TSEC2 1 +#define CONFIG_TSEC2_NAME "TSEC1" +#undef CONFIG_MPC85XX_FEC + +#define TSEC1_PHY_ADDR 0 +#define TSEC2_PHY_ADDR 1 + +#define TSEC1_PHYIDX 0 +#define TSEC2_PHYIDX 0 +#define TSEC1_FLAGS TSEC_GIGABIT +#define TSEC2_FLAGS TSEC_GIGABIT + +/* Options are: TSEC[0-1] */ +#define CONFIG_ETHPRIME "TSEC0" +#define CONFIG_PHY_GIGE 1 /* Include GbE speed/duplex detection */ + +/* + * Environment + */ +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_SECT_SIZE 0x20000 /* 128K(one sector) for env */ +#define CFG_ENV_ADDR (CFG_MONITOR_BASE - CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE 0x4000 +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_TIMESTAMP /* Print image info with ts */ + + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + + +/* + * Command line configuration. + */ +#include + +#define CONFIG_CMD_DATE +#define CONFIG_CMD_DHCP +#undef CONFIG_CMD_DTT +#undef CONFIG_CMD_EEPROM +#define CONFIG_CMD_I2C +#define CONFIG_CMD_MII +#define CONFIG_CMD_NFS +#define CONFIG_CMD_PING +#undef CONFIG_CMD_RTC +#define CONFIG_CMD_SNTP + + +#if defined(CONFIG_PCI) + #define CONFIG_CMD_PCI +#endif + + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_LOAD_ADDR 0x2000000 /* default load address */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#if defined(CONFIG_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 Buf Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ +#define CFG_HZ 1000 /* decrementer freq: 1ms ticks */ + +/* + * 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 */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port*/ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + + +#define CONFIG_LOADADDR 200000 /* default addr for tftp & bootm*/ + +#define CONFIG_BOOTDELAY 5 /* -1 disables auto-boot */ + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ + "echo" + +#undef CONFIG_BOOTARGS /* the boot command will set bootargs */ + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "bootfile=/tftpboot/socrates\0" \ + "netdev=eth0\0" \ + "consdev=ttyS0\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=$serverip:$rootpath\0" \ + "ramargs=setenv bootargs root=/dev/ram rw\0" \ + "addip=setenv bootargs $bootargs " \ + "ip=$ipaddr:$serverip:$gatewayip:$netmask" \ + ":$hostname:$netdev:off panic=1\0" \ + "addcons=setenv bootargs $bootargs " \ + "console=$consdev,$baudrate\0" \ + "flash_nfs=run nfsargs addip addcons;" \ + "bootm $kernel_addr\0" \ + "flash_self=run ramargs addip addcons;" \ + "bootm $kernel_addr $ramdisk_addr\0" \ + "net_nfs=tftp $loadaddr $bootfile;" \ + "run nfsargs addip addcons;bootm\0" \ + "rootpath=/opt/eldk/ppc_85xx\0" \ + "kernel_addr=FE000000\0" \ + "ramdisk_addr=FE180000\0" \ + "load=tftp 100000 /tftpboot/$hostname/u-boot.bin\0" \ + "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \ + "cp.b 100000 fffc0000 40000;" \ + "setenv filesize;saveenv\0" \ + "upd=run load update\0" \ + "" +#define CONFIG_BOOTCOMMAND "run flash_self" + +#endif /* __CONFIG_H */ -- 2.7.4