From 7644f16f6bf4335899603a1065bdf2c7c62bb915 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Thu, 22 Sep 2005 09:16:57 +0200 Subject: [PATCH] esd CPCI2DP board added Patch by Matthias Fuchs, 22 Sep 2005 --- CHANGELOG | 3 + MAINTAINERS | 1 + MAKEALL | 22 +-- Makefile | 3 + board/esd/cpci2dp/Makefile | 46 ++++++ board/esd/cpci2dp/config.mk | 28 ++++ board/esd/cpci2dp/cpci2dp.c | 215 +++++++++++++++++++++++++++ board/esd/cpci2dp/flash.c | 84 +++++++++++ board/esd/cpci2dp/u-boot.lds | 149 +++++++++++++++++++ include/configs/CPCI2DP.h | 271 +++++++++++++++++++++++++++++++++++ 10 files changed, 811 insertions(+), 11 deletions(-) create mode 100644 board/esd/cpci2dp/Makefile create mode 100644 board/esd/cpci2dp/config.mk create mode 100644 board/esd/cpci2dp/cpci2dp.c create mode 100644 board/esd/cpci2dp/flash.c create mode 100644 board/esd/cpci2dp/u-boot.lds create mode 100644 include/configs/CPCI2DP.h diff --git a/CHANGELOG b/CHANGELOG index 7d4e6b06be..38a232f23e 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,9 @@ Changes for U-Boot 1.1.4: ====================================================================== +* esd CPCI2DP board added + Patch by Matthias Fuchs, 22 Sep 2005 + * esd PMC405 board updated Patch by Matthias Fuchs, 22 Sep 2005 diff --git a/MAINTAINERS b/MAINTAINERS index b0d4aa4a16..d388f63053 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -136,6 +136,7 @@ Matthias Fuchs AR405 PPC405GP ASH405 PPC405EP CANBT PPC405CR + CPCI2DP PPC405GP CPCI405 PPC405GP CPCI4052 PPC405GP CPCI405AB PPC405GP diff --git a/MAKEALL b/MAKEALL index 5d72452920..e146cd5bde 100755 --- a/MAKEALL +++ b/MAKEALL @@ -62,17 +62,17 @@ LIST_8xx=" \ LIST_4xx=" \ ADCIOP AR405 ASH405 bubinga \ - CANBT CPCI405 CPCI4052 CPCI405AB \ - CPCI440 CPCIISER4 CRAYL1 csb272 \ - csb472 DASA_SIM DP405 DU405 \ - ebony ERIC EXBITGEN G2000 \ - HUB405 JSE KAREF METROBOX \ - MIP405 MIP405T ML2 ml300 \ - ocotea OCRTC ORSG PCI405 \ - PIP405 PLU405 PMC405 PPChameleonEVB \ - sbc405 VOH405 W7OLMC W7OLMG \ - walnut WUH405 XPEDITE1K yellowstone \ - yosemite \ + CANBT CPCI2DP CPCI405 CPCI4052 \ + CPCI405AB CPCI440 CPCIISER4 CRAYL1 \ + csb272 csb472 DASA_SIM DP405 \ + DU405 ebony ERIC EXBITGEN \ + G2000 HUB405 JSE KAREF \ + METROBOX MIP405 MIP405T ML2 \ + ml300 ocotea OCRTC ORSG \ + PCI405 PIP405 PLU405 PMC405 \ + PPChameleonEVB sbc405 VOH405 W7OLMC \ + W7OLMG walnut WUH405 XPEDITE1K \ + yellowstone yosemite \ " ######################################################################### diff --git a/Makefile b/Makefile index 7106150c0d..7f7e114eb7 100644 --- a/Makefile +++ b/Makefile @@ -754,6 +754,9 @@ CATcenter_33_config: unconfig } @./mkconfig -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave +CPCI2DP_config: unconfig + @./mkconfig $(@:_config=) ppc ppc4xx cpci2dp esd + CPCI405_config \ CPCI4052_config \ CPCI405DT_config \ diff --git a/board/esd/cpci2dp/Makefile b/board/esd/cpci2dp/Makefile new file mode 100644 index 0000000000..b067432728 --- /dev/null +++ b/board/esd/cpci2dp/Makefile @@ -0,0 +1,46 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o ../common/misc.o + +$(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 $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/esd/cpci2dp/config.mk b/board/esd/cpci2dp/config.mk new file mode 100644 index 0000000000..2da4c9f765 --- /dev/null +++ b/board/esd/cpci2dp/config.mk @@ -0,0 +1,28 @@ +# +# (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 +# + +# +# esd CPCI2DP board +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/esd/cpci2dp/cpci2dp.c b/board/esd/cpci2dp/cpci2dp.c new file mode 100644 index 0000000000..0949a7d634 --- /dev/null +++ b/board/esd/cpci2dp/cpci2dp.c @@ -0,0 +1,215 @@ +/* + * (C) Copyright 2005 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.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 + +int board_early_init_f (void) +{ + unsigned long cntrl0Reg; + + /* + * Setup GPIO pins (CS4 as GPIO) + */ + cntrl0Reg = mfdcr(cntrl0); + mtdcr(cntrl0, cntrl0Reg | 0x00800000); + + out32(GPIO0_OR, CFG_INTA_FAKE | CFG_EEPROM_WP); /* set output pins to high */ + out32(GPIO0_ODR, CFG_INTA_FAKE); /* INTA# is open drain */ + out32(GPIO0_TCR, CFG_INTA_FAKE | CFG_EEPROM_WP); /* setup for output */ + + /* + * IRQ 0-15 405GP internally generated; active high; level sensitive + * IRQ 16 405GP internally generated; active low; level sensitive + * IRQ 17-24 RESERVED + * IRQ 25 (EXT IRQ 0) PB0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) PB1; active low; level sensitive + * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive + * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive + * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive + * IRQ 31 (EXT IRQ 6) unused + */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/ + mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */ + + mtdcr(uictr, 0x10000000); /* set int trigger levels */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + return 0; +} + + +int misc_init_f (void) +{ + return 0; /* dummy implementation */ +} + + +int misc_init_r (void) +{ + DECLARE_GLOBAL_DATA_PTR; + unsigned long cntrl0Reg; + + /* adjust flash start and offset */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + + /* + * Select cts (and not dsr) on uart1 + */ + cntrl0Reg = mfdcr(cntrl0); + mtdcr(cntrl0, cntrl0Reg | 0x00001000); + + return (0); +} + + +/* + * Check Board Identity: + */ +int checkboard (void) +{ + unsigned char str[64]; + int i = getenv_r ("serial#", str, sizeof(str)); + + puts ("Board: "); + + if (i == -1) { + puts ("### No HW ID - assuming CPCI2DP"); + } else { + puts(str); + } + + printf(" (Ver 1.0)"); + + putc ('\n'); + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + unsigned long val; + + mtdcr(memcfga, mem_mb0cf); + val = mfdcr(memcfgd); + + return (4*1024*1024 << ((val & 0x000e0000) >> 17)); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 64 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ + +#if defined(CFG_EEPROM_WREN) +/* Input: I2C address of EEPROM device to enable. + * -1: deliver current state + * 0: disable write + * 1: enable write + * Returns: -1: wrong device address + * 0: dis-/en- able done + * 0/1: current state if was -1. + */ +int eeprom_write_enable (unsigned dev_addr, int state) { + if (CFG_I2C_EEPROM_ADDR != dev_addr) { + return -1; + } + else { + switch (state) { + case 1: + /* Enable write access, clear bit GPIO_SINT2. */ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_EEPROM_WP); + state = 0; + break; + case 0: + /* Disable write access, set bit GPIO_SINT2. */ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_EEPROM_WP); + state = 0; + break; + default: + /* Read current status back. */ + state = (0 == (in32(GPIO0_OR) & CFG_EEPROM_WP)); + break; + } + } + return state; +} +#endif + +#if defined(CFG_EEPROM_WREN) +int do_eep_wren (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int query = argc == 1; + int state = 0; + + if (query) { + /* Query write access state. */ + state = eeprom_write_enable (CFG_I2C_EEPROM_ADDR, -1); + if (state < 0) { + puts ("Query of write access state failed.\n"); + } + else { + printf ("Write access for device 0x%0x is %sabled.\n", + CFG_I2C_EEPROM_ADDR, state ? "en" : "dis"); + state = 0; + } + } + else { + if ('0' == argv[1][0]) { + /* Disable write access. */ + state = eeprom_write_enable (CFG_I2C_EEPROM_ADDR, 0); + } + else { + /* Enable write access. */ + state = eeprom_write_enable (CFG_I2C_EEPROM_ADDR, 1); + } + if (state < 0) { + puts ("Setup of write access state failed.\n"); + } + } + + return state; +} + +U_BOOT_CMD( + eepwren, 2, 0, do_eep_wren, + "eepwren - Enable / disable / query EEPROM write access\n", + NULL + ); +#endif /* #if defined(CFG_EEPROM_WREN) */ diff --git a/board/esd/cpci2dp/flash.c b/board/esd/cpci2dp/flash.c new file mode 100644 index 0000000000..de847f9bea --- /dev/null +++ b/board/esd/cpci2dp/flash.c @@ -0,0 +1,84 @@ +/* + * (C) Copyright 2001 + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.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 common flash code (for esd boards) + */ +#include "../common/flash.c" + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size (vu_long *addr, flash_info_t *info); +static void flash_get_offsets (ulong base, flash_info_t *info); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ + unsigned long size_b0; + int i; + uint pbcr; + unsigned long base_b0; + + /* Init: no FLASHes known */ + for (i=0; i>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) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/include/configs/CPCI2DP.h b/include/configs/CPCI2DP.h new file mode 100644 index 0000000000..44a4d25b0c --- /dev/null +++ b/include/configs/CPCI2DP.h @@ -0,0 +1,271 @@ +/* + * (C) Copyright 2005 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.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 + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405GP 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ + +#define CONFIG_SYS_CLK_FREQ 33330000 /* external frequency to pll */ + +#define CONFIG_BAUDRATE 9600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#undef CONFIG_BOOTARGS +#undef CONFIG_BOOTCOMMAND + +#define CONFIG_PREBOOT /* enable preboot variable */ + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 0 /* PHY address */ + +#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & ~CFG_CMD_NET) | \ + CFG_CMD_PCI | \ + CFG_CMD_IRQ | \ + CFG_CMD_ELF | \ + CFG_CMD_I2C | \ + CFG_CMD_BSP | \ + CFG_CMD_EEPROM ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#undef CFG_HUSH_PARSER /* use "hush" command parser */ +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +#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_DEVICE_NULLDEV 1 /* include nulldev device */ + +#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ + +#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */ + +#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */ +#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */ +#define CFG_BASE_BAUD 691200 +#define CONFIG_UART1_CONSOLE /* define for uart1 as console */ + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ + 57600, 115200, 230400, 460800, 921600 } + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_LOOPW 1 /* enable loopw command */ + +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ + +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +#define CFG_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */ + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ +#define PCI_HOST_FORCE 1 /* configure as pci host */ +#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ + +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_HOST PCI_HOST_AUTO /* select pci host function */ +#define CONFIG_PCI_PNP /* do pci plug-and-play */ + /* resource configuration */ + +#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ + +#define CONFIG_PCI_CONFIG_HOST_BRIDGE 1 /* don't skip host bridge config*/ + +#define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/ + +#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ +#define CFG_PCI_SUBSYS_DEVICEID 0x040b /* PCI Device ID: CPCI-2DP */ +#define CFG_PCI_CLASSCODE 0x0280 /* PCI Class Code: Network/Other*/ +#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ +#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */ +#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ +#define CFG_PCI_PTM2LA 0xef600000 /* point to internal regs + PB0/1 */ +#define CFG_PCI_PTM2MS 0xff000001 /* 16MB, enable */ +#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ + +/*----------------------------------------------------------------------- + * 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_FLASH_BASE 0xFFFC0000 +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ + +/* + * 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 256 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ +#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ +#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ + +#define CFG_FLASH_READ0 0x0000 /* 0 is standard */ +#define CFG_FLASH_READ1 0x0001 /* 1 is standard */ +#define CFG_FLASH_READ2 0x0002 /* 2 is standard */ + +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ + +#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ +#define CFG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ +#define CFG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */ + +/*----------------------------------------------------------------------- + * I2C EEPROM (CAT24WC16) for environment + */ +#define CONFIG_HARD_I2C /* I2c with hardware support */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ +#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ +/* mask of address bits that overflow into the "EEPROM chip address" */ +#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 +#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ + /* 16 byte page write mode using*/ + /* last 4 bits of the address */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ +#define CFG_EEPROM_PAGE_WRITE_ENABLE + +#define CFG_EEPROM_WREN 1 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */ + /* have only 8kB, 16kB is save here */ +#define CFG_CACHELINE_SIZE 32 /* ... */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ +#define FLASH_BASE0_PRELIM 0xFFE00000 /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash Bank 0) initialization */ +#define CFG_EBC_PB0AP 0x92015480 +#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ + +/* Memory Bank 2 (PB0) initialization */ +#define CFG_EBC_PB2AP 0x03004580 /* TWT=6,WBN=1,TH=2,RE=1,SOR=1 */ +#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (PB1) initialization */ +#define CFG_EBC_PB3AP 0x03004580 /* TWT=6,WBN=1,TH=2,RE=1,SOR=1 */ +#define CFG_EBC_PB3CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in data cache) + */ +#define CFG_INIT_DCACHE_CS 7 /* use cs # 7 for data cache memory */ + +#define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */ +#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */ +#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 + +/*----------------------------------------------------------------------- + * GPIO definitions + */ +#define CFG_EEPROM_WP (0x80000000 >> 13) /* GPIO13 */ +#define CFG_INTA_FAKE (0x80000000 >> 23) /* GPIO23 */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */