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
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 \
"
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
--- /dev/null
+#
+# 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
+
+#########################################################################
--- /dev/null
+#
+# 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
--- /dev/null
+/*
+ * 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;
+}
--- /dev/null
+/*
+ * (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)
--- /dev/null
+/*
+ * 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 */
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