From: stroese Date: Fri, 23 May 2003 11:27:18 +0000 (+0000) Subject: ASH405 board added (PPC405EP based). X-Git-Tag: v2008.10-rc1~2138 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c93f70962ba6a68cb8b829720f74d2328ced6e22;p=platform%2Fkernel%2Fu-boot.git ASH405 board added (PPC405EP based). --- diff --git a/board/esd/ash405/Makefile b/board/esd/ash405/Makefile new file mode 100644 index 0000000..39d2fec --- /dev/null +++ b/board/esd/ash405/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 = $(BOARD).o flash.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +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/ash405/ash405.c b/board/esd/ash405/ash405.c new file mode 100644 index 0000000..39810c7 --- /dev/null +++ b/board/esd/ash405/ash405.c @@ -0,0 +1,247 @@ +/* + * (C) Copyright 2001-2003 + * 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 +#include + +/* ------------------------------------------------------------------------- */ + +#if 0 +#define FPGA_DEBUG +#endif + +/* fpga configuration data - gzip compressed and generated by bin2c */ +const unsigned char fpgadata[] = +{ +#include "fpgadata.c" +}; + +/* + * include common fpga code (for esd boards) + */ +#include "../common/fpga.c" + + +/* Prototypes */ +int gunzip(void *, int, unsigned char *, int *); + + +int board_pre_init (void) +{ + /* + * 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) CAN0; active low; level sensitive + * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive + * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive + * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive + * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive + * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive + * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive + */ + 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 */ + + /* + * EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us + */ + mtebc (epcr, 0xa8400000); /* ebc always driven */ + + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +int misc_init_f (void) +{ + return 0; /* dummy implementation */ +} + + +int misc_init_r (void) +{ + volatile unsigned char *duart0_mcr = (unsigned char *)((ulong)DUART0_BA + 4); + volatile unsigned char *duart1_mcr = (unsigned char *)((ulong)DUART1_BA + 4); + volatile unsigned char *duart2_mcr = (unsigned char *)((ulong)DUART2_BA + 4); + volatile unsigned char *duart3_mcr = (unsigned char *)((ulong)DUART3_BA + 4); + unsigned char *dst; + ulong len = sizeof(fpgadata); + int status; + int index; + int i; + + dst = malloc(CFG_FPGA_MAX_SIZE); + if (gunzip (dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, (int *)&len) != 0) { + printf ("GUNZIP ERROR - must RESET board to recover\n"); + do_reset (NULL, 0, 0, NULL); + } + + status = fpga_boot(dst, len); + if (status != 0) { + printf("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("FPGA: %s\n", &(dst[index+1])); + index += len+3; + } + putc ('\n'); + /* delayed reboot */ + for (i=20; i>0; i--) { + printf("Rebooting in %2d seconds \r",i); + for (index=0;index<1000;index++) + udelay(1000); + } + putc ('\n'); + do_reset(NULL, 0, 0, NULL); + } + + puts("FPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("%s ", &(dst[index+1])); + index += len+3; + } + putc ('\n'); + + free(dst); + + /* + * Reset FPGA via FPGA_DATA pin + */ + SET_FPGA(FPGA_PRG | FPGA_CLK); + udelay(1000); /* wait 1ms */ + SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); + udelay(1000); /* wait 1ms */ + + /* + * Reset external DUARTs + */ + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_DUART_RST); /* set reset to high */ + udelay(10); /* wait 10us */ + out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_DUART_RST); /* set reset to low */ + udelay(1000); /* wait 1ms */ + + /* + * Set NAND-FLASH GPIO signals to default + */ + out32(GPIO0_OR, in32(GPIO0_OR) & ~(CFG_NAND_CLE | CFG_NAND_ALE)); + out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE); + + /* + * Enable interrupts in exar duart mcr[3] + */ + *duart0_mcr = 0x08; + *duart1_mcr = 0x08; + *duart2_mcr = 0x08; + *duart3_mcr = 0x08; + + 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 ASH405"); + } else { + puts(str); + } + + putc ('\n'); + + return 0; +} + +/* ------------------------------------------------------------------------- */ + +long int initdram (int board_type) +{ + unsigned long val; + + mtdcr(memcfga, mem_mb0cf); + val = mfdcr(memcfgd); + +#if 0 + printf("\nmb0cf=%x\n", val); /* test-only */ + printf("strap=%x\n", mfdcr(strap)); /* test-only */ +#endif + + return (4*1024*1024 << ((val & 0x000e0000) >> 17)); +} + +/* ------------------------------------------------------------------------- */ + +int testdram (void) +{ + /* TODO: XXX XXX XXX */ + printf ("test: 16 MB - ok\n"); + + return (0); +} + +/* ------------------------------------------------------------------------- */ + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +extern void nand_probe(ulong physadr); +void nand_init(void) +{ + printf("Probing at 0x%.8x\n", CFG_NAND_BASE); + nand_probe(CFG_NAND_BASE); +} +#endif diff --git a/board/esd/ash405/config.mk b/board/esd/ash405/config.mk new file mode 100644 index 0000000..1d743a9 --- /dev/null +++ b/board/esd/ash405/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 ASH405 boards +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/esd/ash405/flash.c b/board/esd/ash405/flash.c new file mode 100644 index 0000000..f904aff --- /dev/null +++ b/board/esd/ash405/flash.c @@ -0,0 +1,101 @@ +/* + * (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; + int size_val = 0; + + /* Init: no FLASHes known */ + for (i=0; i>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __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/ASH405.h b/include/configs/ASH405.h new file mode 100644 index 0000000..398bf76 --- /dev/null +++ b/include/configs/ASH405.h @@ -0,0 +1,381 @@ +/* + * (C) Copyright 2001-2003 + * 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 + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405EP 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_ASH405 1 /* ...on a ASH405 board */ + +#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */ +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ + +#define CONFIG_SYS_CLK_FREQ 33333334 /* external frequency to pll */ + +#define CONFIG_BAUDRATE 9600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#undef CONFIG_BOOTARGS +#define CONFIG_RAMBOOTCOMMAND \ + "setenv bootargs root=/dev/ram rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm ffc00000 ffca0000" +#define CONFIG_NFSBOOTCOMMAND \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm ffc00000" +#define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND + +#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_DHCP | \ + CFG_CMD_IRQ | \ + CFG_CMD_ELF | \ + CFG_CMD_NAND | \ + CFG_CMD_DATE | \ + CFG_CMD_I2C | \ + CFG_CMD_EEPROM ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/ +#define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */ + +#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 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 +#undef 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_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ + +/*----------------------------------------------------------------------- + * NAND-FLASH stuff + *----------------------------------------------------------------------- + */ +#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ +#define SECTORSIZE 512 + +#define ADDR_COLUMN 1 +#define ADDR_PAGE 2 +#define ADDR_COLUMN_PAGE 3 + +#define NAND_ChipID_UNKNOWN 0x00 +#define NAND_MAX_FLOORS 1 +#define NAND_MAX_CHIPS 1 + +#define CFG_NAND_CE (0x80000000 >> 1) /* our CE is GPIO1 */ +#define CFG_NAND_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ +#define CFG_NAND_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */ +#define CFG_NAND_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */ + +#define NAND_DISABLE_CE(nand) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE);} while(0) +#define NAND_ENABLE_CE(nand) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_CE);} while(0) +#define NAND_CTL_CLRALE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_ALE);} while(0) +#define NAND_CTL_SETALE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_ALE);} while(0) +#define NAND_CTL_CLRCLE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND_CLE);} while(0) +#define NAND_CTL_SETCLE(nandptr) do { out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CLE);} while(0) +#define NAND_WAIT_READY(nand) while (!(in32(GPIO0_IR) & CFG_NAND_RDY)) + +#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) +#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0) +#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0) +#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr)) + +/*----------------------------------------------------------------------- + * 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_HOST /* select pci host function */ +#undef CONFIG_PCI_PNP /* do pci plug-and-play */ + /* resource configuration */ + +#undef CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ + +#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ +#define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */ +#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/ +#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 0xffc00000 /* point to flash */ +#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, 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 (256 * 1024) /* Reserve 256 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 1000 /* 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 */ +/* + * The following defines are added for buggy IOP480 byte interface. + * All other boards should use the standard values (CPCI405 etc.) + */ +#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 */ + +#if 0 /* test-only */ +#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */ +#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */ +#endif + +/*----------------------------------------------------------------------- + * Environment Variable setup + */ +#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ +#define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */ +#define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/ + /* total size of a CAT24WC16 is 2048 bytes */ + +#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */ +#define CFG_NVRAM_SIZE 242 /* NVRAM size */ + +/*----------------------------------------------------------------------- + * 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 + +/*----------------------------------------------------------------------- + * 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 0xFFC00000 /* FLASH bank #0 */ + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */ +#define CFG_EBC_PB0AP 0x92015480 +//#define CFG_EBC_PB0AP 0x08055880 /* TWT=16,CSN=1,OEN=1,WBN=1,WBF=1,TH=4,SOR=1 */ +#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ + +/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */ +#define CFG_EBC_PB1AP 0x92015480 +#define CFG_EBC_PB1CR 0xF4018000 /* BAS=0xF40,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization */ +#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ +#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (16 Bit Peripheral: FPGA internal, dig. IO) initialization */ +#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ +#define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */ + +#define CAN_BA 0xF0000000 /* CAN Base Address */ +#define DUART0_BA 0xF0000400 /* DUART Base Address */ +#define DUART1_BA 0xF0000408 /* DUART Base Address */ +#define DUART2_BA 0xF0000410 /* DUART Base Address */ +#define DUART3_BA 0xF0000418 /* DUART Base Address */ +#define RTC_BA 0xF0000500 /* RTC Base Address */ +#define CFG_NAND_BASE 0xF4000000 + +/*----------------------------------------------------------------------- + * FPGA stuff + */ +#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ +#define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/ + +/* FPGA program pin configuration */ +#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */ +#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */ +#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */ +#define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */ +#define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in data cache) + */ +/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ +#define CFG_TEMP_STACK_OCM 1 + +/* On Chip Memory location */ +#define CFG_OCM_DATA_ADDR 0xF8000000 +#define CFG_OCM_DATA_SIZE 0x1000 +#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ +#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* 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 + +/*----------------------------------------------------------------------- + * Definitions for GPIO setup (PPC405EP specific) + * + * GPIO0[0] - External Bus Controller BLAST output + * GPIO0[1-9] - Instruction trace outputs -> GPIO + * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs + * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO + * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs + * GPIO0[24-27] - UART0 control signal inputs/outputs + * GPIO0[28-29] - UART1 data signal input/output + * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs + */ +#define CFG_GPIO0_OSRH 0x40000550 +#define CFG_GPIO0_OSRL 0x00000110 +#define CFG_GPIO0_ISR1H 0x00000000 +#define CFG_GPIO0_ISR1L 0x15555445 +#define CFG_GPIO0_TSRH 0x00000000 +#define CFG_GPIO0_TSRL 0x00000000 +#define CFG_GPIO0_TCR 0xF7FE0014 + +#define CFG_DUART_RST (0x80000000 >> 14) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* + * Default speed selection (cpu_plb_opb_ebc) in mhz. + * This value will be set if iic boot eprom is disabled. + */ +#if 0 +#define PLLMR0_DEFAULT PLLMR0_266_133_66_33 +#define PLLMR1_DEFAULT PLLMR1_266_133_66_33 +#endif +#if 1 +#define PLLMR0_DEFAULT PLLMR0_200_100_50_33 +#define PLLMR1_DEFAULT PLLMR1_200_100_50_33 +#endif +#if 0 +#define PLLMR0_DEFAULT PLLMR0_133_66_66_33 +#define PLLMR1_DEFAULT PLLMR1_133_66_66_33 +#endif + +#endif /* __CONFIG_H */