diff options
| -rw-r--r-- | CHANGELOG | 3 | ||||
| -rwxr-xr-x | MAKEALL | 20 | ||||
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | board/ep88x/Makefile | 46 | ||||
| -rw-r--r-- | board/ep88x/config.mk | 27 | ||||
| -rw-r--r-- | board/ep88x/ep88x.c | 133 | ||||
| -rw-r--r-- | board/ep88x/u-boot.lds | 122 | ||||
| -rw-r--r-- | include/configs/EP88x.h | 205 |
8 files changed, 549 insertions, 10 deletions
@@ -2,6 +2,9 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Add support for EmbeddedPlanet EP88x boards + Patch by Yuli Barcohen, 13 Jul 2005 + * Remove board specific configuration includes from the common xilinx ethernet and iic adapter code. Patch by Michael Libeskind, 12 Jul 2005 @@ -43,16 +43,16 @@ LIST_8xx=" \ CCM IP860 NETPHONE RPXlite_DW \ cogent_mpc8xx IVML24 NETTA RRvision \ ELPT860 IVML24_128 NETTA2 SM850 \ - ESTEEM192E IVML24_256 NETTA_ISDN SPD823TS \ - ETX094 IVMS8 NETVIA svm_sc8xx \ - FADS823 IVMS8_128 NETVIA_V2 SXNI855T \ - FADS850SAR IVMS8_256 NX823 TOP860 \ - FADS860T KUP4K pcu_e TQM823L \ - FLAGADM KUP4X QS823 TQM823L_LCD \ - FPS850L LANTEC QS850 TQM850L \ - GEN860T lwmon QS860T TQM855L \ - GEN860T_SC MBX quantum TQM860L \ - uc100 \ + EP88x IVML24_256 NETTA_ISDN SPD823TS \ + ESTEEM192E IVMS8 NETVIA svm_sc8xx \ + ETX094 IVMS8_128 NETVIA_V2 SXNI855T \ + FADS823 IVMS8_256 NX823 TOP860 \ + FADS850SAR KUP4K pcu_e TQM823L \ + FADS860T KUP4X QS823 TQM823L_LCD \ + FLAGADM LANTEC QS850 TQM850L \ + FPS850L lwmon QS860T TQM855L \ + GEN860T MBX quantum TQM860L \ + GEN860T_SC uc100 \ v37 \ " @@ -441,6 +441,9 @@ cogent_mpc8xx_config: unconfig ELPT860_config: unconfig @./mkconfig $(@:_config=) ppc mpc8xx elpt860 LEOX +EP88x_config: unconfig + @./mkconfig $(@:_config=) ppc mpc8xx ep88x + ESTEEM192E_config: unconfig @./mkconfig $(@:_config=) ppc mpc8xx esteem192e diff --git a/board/ep88x/Makefile b/board/ep88x/Makefile new file mode 100644 index 0000000..9123a80 --- /dev/null +++ b/board/ep88x/Makefile @@ -0,0 +1,46 @@ +# +# Copyright (C) 2004 Arabella Software Ltd. +# Yuli Barcohen <yuli@arabellasw.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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/ep88x/config.mk b/board/ep88x/config.mk new file mode 100644 index 0000000..72b326c --- /dev/null +++ b/board/ep88x/config.mk @@ -0,0 +1,27 @@ +# +# Copyright (C) 2005 Arabella Software Ltd. +# Yuli Barcohen <yuli@arabellasw.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 +# + +# +# Embedded Planet EP88x boards +# +TEXT_BASE = 0xFC000000 diff --git a/board/ep88x/ep88x.c b/board/ep88x/ep88x.c new file mode 100644 index 0000000..5f57f36 --- /dev/null +++ b/board/ep88x/ep88x.c @@ -0,0 +1,133 @@ +/* + * Copyright (C) 2005 Arabella Software Ltd. + * Yuli Barcohen <yuli@arabellasw.com> + * + * Support for Embedded Planet EP88x boards. + * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash. + * + * 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 <mpc8xx.h> + +/* + * SDRAM uses two Micron chips. + * Minimal CPU frequency is 40MHz. + */ +static uint sdram_table[] = { + /* Single read (offset 0x00 in UPM RAM) */ + 0xEFCBCC04, 0x0F37C804, 0x0EEEC004, 0x01B98404, + 0x1FF74C00, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + + /* Burst read (offset 0x08 in UPM RAM) */ + 0xEFCBCC04, 0x0F37C804, 0x0EEEC004, 0x00BDC404, + 0x00FFCC00, 0x00FFCC00, 0x01FB8C00, 0x1FF74C00, + 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + + /* Single write (offset 0x18 in UPM RAM) */ + 0xEFCBCC04, 0x0F37C804, 0x0EEE8002, 0x01B90404, + 0x1FF74C05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + + /* Burst write (offset 0x20 in UPM RAM) */ + 0xEFCBCC04, 0x0F37C804, 0x0EEE8000, 0x00BD4400, + 0x00FFCC00, 0x00FFCC02, 0x01FB8C04, 0x1FF74C05, + 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, + + /* Refresh (offset 0x30 in UPM RAM) */ + 0xEFFACC04, 0x0FF5CC04, 0x0FFFCC04, 0x1FFFCC04, + 0xFFFFCC05, 0xFFFFCC05, 0xEFFB8C34, 0x0FF74C34, + 0x0FFACCB4, 0x0FF5CC34, 0x0FFFC034, 0x0FFFC0B4, + + /* Exception (offset 0x3C in UPM RAM) */ + 0x0FEA8034, 0x1FB54034, 0xFFFFCC34, 0xFFFFCC05 +}; + +int board_early_init_f (void) +{ + vu_char *bcsr = (vu_char *)CFG_BCSR; + + bcsr[0] |= 0x0C; /* Turn the LEDs off */ + bcsr[2] |= 0x08; /* Enable flash WE# line - necessary for + flash detection by CFI driver + */ + +#if defined(CONFIG_8xx_CONS_SMC1) + bcsr[6] |= 0x10; /* Enables RS-232 transceiver */ +#endif +#if defined(CONFIG_8xx_CONS_SCC2) + bcsr[7] |= 0x10; /* Enables RS-232 transceiver */ +#endif +#ifdef CONFIG_ETHER_ON_FEC1 + bcsr[8] |= 0xC0; /* Enable Ethernet 1 PHY */ +#endif +#ifdef CONFIG_ETHER_ON_FEC2 + bcsr[8] |= 0x30; /* Enable Ethernet 2 PHY */ +#endif + + return 0; +} + +long int initdram (int board_type) +{ + long int msize; + volatile immap_t *immap = (volatile immap_t *)CFG_IMMR; + volatile memctl8xx_t *memctl = &immap->im_memctl; + + upmconfig(UPMA, sdram_table, sizeof(sdram_table) / sizeof(uint)); + + /* Configure SDRAM refresh */ + memctl->memc_mptpr = MPTPR_PTP_DIV2; /* BRGCLK/2 */ + + memctl->memc_mamr = (65 << 24) | CFG_MAMR; /* No refresh */ + udelay(100); + + /* Run MRS pattern from location 0x36 */ + memctl->memc_mar = 0x88; + memctl->memc_mcr = 0x80002236; + udelay(100); + + memctl->memc_mamr |= MAMR_PTAE; /* Enable refresh */ + memctl->memc_or1 = ~(CFG_SDRAM_MAX_SIZE - 1) | OR_CSNT_SAM; + memctl->memc_br1 = CFG_SDRAM_BASE | BR_PS_32 | BR_MS_UPMA | BR_V; + + msize = get_ram_size(CFG_SDRAM_BASE, CFG_SDRAM_MAX_SIZE); + memctl->memc_or1 |= ~(msize - 1); + + return msize; +} + +int checkboard( void ) +{ + vu_char *bcsr = (vu_char *)CFG_BCSR; + + puts("Board: "); + switch (bcsr[15]) { + case 0xE7: + puts("EP88xC 1.0"); + break; + default: + printf("unknown ID=%02X", bcsr[15]); + } + printf(" CPLD revision %d\n", bcsr[14]); + + return 0; +} diff --git a/board/ep88x/u-boot.lds b/board/ep88x/u-boot.lds new file mode 100644 index 0000000..1d2a7d7 --- /dev/null +++ b/board/ep88x/u-boot.lds @@ -0,0 +1,122 @@ +/* + * (C) Copyright 2001-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Modified by Yuli Barcohen <yuli@arabellasw.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) +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 : + { + cpu/mpc8xx/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} +ENTRY(_start) diff --git a/include/configs/EP88x.h b/include/configs/EP88x.h new file mode 100644 index 0000000..738763b --- /dev/null +++ b/include/configs/EP88x.h @@ -0,0 +1,205 @@ +/* + * Copyright (C) 2005 Arabella Software Ltd. + * Yuli Barcohen <yuli@arabellasw.com> + * + * Support for Embedded Planet EP88x boards. + * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash. + * + * 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 __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MPC885 + +#define CONFIG_EP88X /* Embedded Planet EP88x board */ + +#define CONFIG_BOARD_EARLY_INIT_F /* Call board_early_init_f */ + +/* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ +#define CONFIG_BAUDRATE 38400 + +#define CONFIG_ETHER_ON_FEC1 /* Enable Ethernet on FEC1 */ +#define CONFIG_ETHER_ON_FEC2 /* Enable Ethernet on FEC2 */ +#if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2) +#define CFG_DISCOVER_PHY +#define FEC_ENET +#endif /* CONFIG_FEC_ENET */ + +#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ +#define CONFIG_8xx_CPUCLK_DEFAULT 100000000 +#define CFG_8xx_CPUCLK_MIN 40000000 +#define CFG_8xx_CPUCLK_MAX 133000000 + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL \ + | CFG_CMD_DHCP \ + | CFG_CMD_IMMAP \ + | CFG_CMD_MII \ + | CFG_CMD_PING \ + ) + +/* This must be included AFTER the definition of CONFIG_COMMANDS */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */ +#define CONFIG_BOOTCOMMAND "bootm fe060000" /* Autoboot command */ +#define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=phys:2M(ROM)ro,-(root)" + +#define CONFIG_BZIP2 /* Include support for bzip2 compressed images */ +#undef CONFIG_WATCHDOG /* Disable platform specific watchdog */ + +/*----------------------------------------------------------------------- + * Miscellaneous configurable options + */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#define CFG_LONGHELP /* #undef to save memory */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#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 0x400000 /* Default load address */ + +#define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/*----------------------------------------------------------------------- + * RAM configuration (note that CFG_SDRAM_BASE must be zero) + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_SDRAM_MAX_SIZE 0x08000000 /* Up to 128 Mbyte */ + +#define CFG_MAMR 0x00805000 + +/* + * 4096 Up to 4096 SDRAM rows + * 1000 factor s -> ms + * 32 PTP (pre-divider from MPTPR) + * 4 Number of refresh cycles per period + * 64 Refresh cycle in ms per number of rows + */ +#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) + +#define CFG_MEMTEST_START 0x00100000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */ + +#define CFG_RESET_ADDRESS 0x09900000 + +/*----------------------------------------------------------------------- + * 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 */ + +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */ +#ifdef CONFIG_BZIP2 +#define CFG_MALLOC_LEN (4096 << 10) /* Reserve ~4 MB for malloc() */ +#else +#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */ +#endif /* CONFIG_BZIP2 */ + +/*----------------------------------------------------------------------- + * Flash organisation + */ +#define CFG_FLASH_BASE 0xFC000000 +#define CFG_FLASH_CFI /* The flash is CFI compatible */ +#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ +#define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */ +#define CFG_MAX_FLASH_SECT 512 /* Max num of sects on one chip */ + +/* Environment is in flash */ +#define CFG_ENV_IS_IN_FLASH +#define CFG_ENV_SECT_SIZE 0x20000 /* We use one complete sector */ +#define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN) + +#define CFG_OR0_PRELIM 0xFC000160 +#define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_PS_32 | BR_MS_GPCM | BR_V) + +#define CFG_DIRECT_FLASH_TFTP + +/*----------------------------------------------------------------------- + * BCSR + */ +#define CFG_OR3_PRELIM 0xFF0005B0 +#define CFG_BR3_PRELIM (0xFA000000 |BR_PS_16 | BR_MS_GPCM | BR_V) + +#define CFG_BCSR 0xFA400000 + +/*----------------------------------------------------------------------- + * Internal Memory Map Register + */ +#define CFG_IMMR 0xF0000000 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Configuration registers + */ +#ifdef CONFIG_WATCHDOG +#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ + SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \ + SYPCR_SWP) +#else +#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ + SYPCR_SWF | SYPCR_SWP) +#endif /* CONFIG_WATCHDOG */ + +#define CFG_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11) + +/* TBSCR - Time Base Status and Control Register */ +#define CFG_TBSCR (TBSCR_TBF | TBSCR_TBE) + +/* PISCR - Periodic Interrupt Status and Control */ +#define CFG_PISCR PISCR_PS + +/* SCCR - System Clock and reset Control Register */ +#define SCCR_MASK SCCR_EBDF11 +#define CFG_SCCR SCCR_RTSEL + +#define CFG_DER 0 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx chips */ + +/*----------------------------------------------------------------------- + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from flash */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ |