From 779e975117a75e91fcebe226a63104dbfb924ab1 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Tue, 14 Aug 2007 14:44:41 +0200 Subject: ppc4xx: Add initial Zeus (PPC405EP) board support Signed-off-by: Stefan Roese --- include/configs/zeus.h | 375 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 375 insertions(+) create mode 100644 include/configs/zeus.h (limited to 'include/configs/zeus.h') diff --git a/include/configs/zeus.h b/include/configs/zeus.h new file mode 100644 index 000000000..86a16e77a --- /dev/null +++ b/include/configs/zeus.h @@ -0,0 +1,375 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@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 + */ + +/************************************************************************ + * zeus.h - configuration for Zeus board + ***********************************************************************/ +#ifndef __CONFIG_H +#define __CONFIG_H + +/*----------------------------------------------------------------------- + * High Level Configuration Options + *----------------------------------------------------------------------*/ +#define CONFIG_ZEUS 1 /* Board is Zeus */ +#define CONFIG_4xx 1 /* ... PPC4xx family */ +#define CONFIG_405EP 1 /* Specifc 405EP support*/ + +#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ +#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */ + +#define PLLMR0_DEFAULT PLLMR0_333_111_55_111 +#define PLLMR1_DEFAULT PLLMR1_333_111_55_111 + +#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ + +#define CONFIG_OVERWRITE_ETHADDR_ONCE 1 + +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 0x01 /* PHY address */ +#define CONFIG_HAS_ETH1 1 +#define CONFIG_PHY1_ADDR 0x11 /* EMAC1 PHY address */ +#define CONFIG_NET_MULTI 1 +#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */ +#define CONFIG_PHY_RESET 1 +#define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */ + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ + CFG_CMD_ASKENV | \ + CFG_CMD_CACHE | \ + CFG_CMD_DHCP | \ + CFG_CMD_DIAG | \ + CFG_CMD_EEPROM | \ + CFG_CMD_ELF | \ + CFG_CMD_I2C | \ + CFG_CMD_IRQ | \ + CFG_CMD_LOG | \ + CFG_CMD_MII | \ + CFG_CMD_NET | \ + CFG_CMD_NFS | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO) + +/* POST support */ +#define CONFIG_POST (CFG_POST_MEMORY | \ + CFG_POST_CPU | \ + CFG_POST_CACHE | \ + CFG_POST_UART | \ + CFG_POST_ETHER) + +#define CFG_POST_ETHER_EXT_LOOPBACK /* eth POST using ext loopack connector */ + +/* Define here the base-addresses of the UARTs to test in POST */ +#define CFG_POST_UART_TABLE {UART0_BASE} + +#define CONFIG_LOGBUFFER +#define CFG_POST_CACHE_ADDR 0x00800000 /* free virtual address */ + +#define CFG_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/*----------------------------------------------------------------------- + * SDRAM + *----------------------------------------------------------------------*/ +/* + * SDRAM configuration (please see cpu/ppc/sdram.[ch]) + */ +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ +#define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */ + +/* SDRAM timings used in datasheet */ +#define CFG_SDRAM_CL 3 /* CAS latency */ +#define CFG_SDRAM_tRP 20 /* PRECHARGE command period */ +#define CFG_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */ +#define CFG_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */ +#define CFG_SDRAM_tRFC 66 /* Auto refresh period */ + +/*----------------------------------------------------------------------- + * Serial Port + *----------------------------------------------------------------------*/ +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#define CFG_BASE_BAUD 691200 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SERIAL_MULTI + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +/*----------------------------------------------------------------------- + * Miscellaneous configurable options + *----------------------------------------------------------------------*/ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#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_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#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_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +/*----------------------------------------------------------------------- + * I2C + *----------------------------------------------------------------------*/ +#define CONFIG_HARD_I2C 1 /* 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 + +/* these are for the ST M24C02 2kbit serial i2c eeprom */ +#define CFG_I2C_EEPROM_ADDR 0x50 /* base address */ +#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_ENABLE 1 /* write eeprom in pages */ +#define CFG_EEPROM_PAGE_WRITE_BITS 3 /* 8 byte write page size */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ + +/* + * The layout of the I2C EEPROM, used for bootstrap setup and for board- + * specific values, like ethaddr... that can be restored via the sw-reset + * button + */ +#define FACTORY_RESET_I2C_EEPROM 0x50 +#define FACTORY_RESET_ENV_OFFS 0x80 +#define FACTORY_RESET_ENV_SIZE 0x80 + +/*----------------------------------------------------------------------- + * 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 0xFF000000 +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ +#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN) + +/* + * 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_FLASH_CFI /* The flash is CFI compatible */ +#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ + +#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE } + +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 512 /* 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_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ +#define CFG_FLASH_PROTECTION 1 /* use hardware flash protection */ + +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ +#define CFG_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */ + +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */ +#define CFG_ENV_ADDR ((-CFG_MONITOR_LEN)-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) +#endif + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405EP CPU */ +#define CFG_CACHELINE_SIZE 32 /* ... */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * 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 OCM */ +#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) +/* reserve some memory for POST and BOOT limit info */ +#define CFG_INIT_SP_OFFSET (CFG_GBL_DATA_OFFSET - 16) + +/* extra data in OCM */ +#define CFG_POST_WORD_ADDR (CFG_GBL_DATA_OFFSET - 4) +#define CFG_POST_MAGIC (CFG_OCM_DATA_ADDR + CFG_GBL_DATA_OFFSET - 8) +#define CFG_POST_VAL (CFG_OCM_DATA_ADDR + CFG_GBL_DATA_OFFSET - 12) + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash 16M) initialization */ +#define CFG_EBC_PB0AP 0x05815600 +#define CFG_EBC_PB0CR 0xFF09A000 /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit */ + +/*----------------------------------------------------------------------- + * Definitions for GPIO setup (PPC405EP specific) + * + * GPIO0[0] - External Bus Controller BLAST output + * GPIO0[1-9] - Instruction trace outputs + * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs + * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs + * 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 0x15555550 /* Chip selects */ +#define CFG_GPIO0_OSRL 0x00000110 /* UART_DTR-pin 27 alt out */ +#define CFG_GPIO0_ISR1H 0x10000041 /* Pin 2, 12 is input */ +#define CFG_GPIO0_ISR1L 0x15505440 /* OUT: LEDs 22/23; IN: pin12,2, NVALID# */ +#define CFG_GPIO0_TSRH 0x00000000 +#define CFG_GPIO0_TSRL 0x00000000 +#define CFG_GPIO0_TCR 0xBFF68317 /* 3-state OUT: 22/23/29; 12,2 is not 3-state */ +#define CFG_GPIO0_ODR 0x00000000 + +#define CFG_GPIO_SW_RESET 1 +#define CFG_GPIO_ZEUS_PE 12 +#define CFG_GPIO_LED_RED 22 +#define CFG_GPIO_LED_GREEN 23 + +/* Time in milli-seconds */ +#define CFG_TIME_POST 5000 +#define CFG_TIME_FACTORY_RESET 10000 + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if (CONFIG_COMMANDS & CFG_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 + +/* ENVIRONMENT VARS */ + +#define CONFIG_PREBOOT "echo;echo Welcome to Bulletendpoints board v1.1;echo" +#define CONFIG_IPADDR 192.168.1.10 +#define CONFIG_SERVERIP 192.168.1.100 +#define CONFIG_GATEWAYIP 192.168.1.100 +#define CONFIG_ETHADDR 50:00:00:00:06:00 +#define CONFIG_ETH1ADDR 50:00:00:00:06:01 +#if 0 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 3 /* autoboot after 5 seconds */ +#endif + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "logversion=2\0" \ + "hostname=zeus\0" \ + "netdev=eth0\0" \ + "ethact=ppc_4xx_eth0\0" \ + "netmask=255.255.255.0\0" \ + "ramdisk_size=50000\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw" \ + " nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs root=/dev/ram rw" \ + " ramdisk=${ramdisk_size}\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "addtty=setenv bootargs ${bootargs} console=ttyS0," \ + "${baudrate}\0" \ + "net_nfs=tftp ${kernel_mem_addr} ${file_kernel};" \ + "run nfsargs addip addtty;bootm\0" \ + "net_ram=tftp ${kernel_mem_addr} ${file_kernel};" \ + "tftp ${ramdisk_mem_addr} ${file_fs};" \ + "run ramargs addip addtty;" \ + "bootm ${kernel_mem_addr} ${ramdisk_mem_addr}\0" \ + "rootpath=/target_fs/zeus\0" \ + "kernel_fl_addr=ff000000\0" \ + "kernel_mem_addr=200000\0" \ + "ramdisk_fl_addr=ff300000\0" \ + "ramdisk_mem_addr=4000000\0" \ + "uboot_fl_addr=fffc0000\0" \ + "uboot_mem_addr=100000\0" \ + "file_uboot=/zeus/u-boot.bin\0" \ + "tftp_uboot=tftp 100000 ${file_uboot}\0" \ + "update_uboot=protect off fffc0000 ffffffff;" \ + "era fffc0000 ffffffff;cp.b 100000 fffc0000 40000;" \ + "protect on fffc0000 ffffffff\0" \ + "upd_uboot=run tftp_uboot;run update_uboot\0" \ + "file_kernel=/zeus/uImage_ba\0" \ + "tftp_kernel=tftp 100000 ${file_kernel}\0" \ + "update_kernel=protect off ff000000 ff17ffff;" \ + "era ff000000 ff17ffff;cp.b 100000 ff000000 180000\0" \ + "upd_kernel=run tftp_kernel;run update_kernel\0" \ + "file_fs=/zeus/rootfs_ba.img\0" \ + "tftp_fs=tftp 100000 ${file_fs}\0" \ + "update_fs=protect off ff300000 ff87ffff;era ff300000 ff87ffff;"\ + "cp.b 100000 ff300000 580000\0" \ + "upd_fs=run tftp_fs;run update_fs\0" \ + "bootcmd=chkreset;run ramargs addip addtty addmisc;" \ + "bootm ${kernel_fl_addr} ${ramdisk_fl_addr}\0" \ + "" + +#endif /* __CONFIG_H */ -- cgit v1.2.3