diff options
author | wdenk <wdenk> | 2002-11-03 00:38:21 +0000 |
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committer | wdenk <wdenk> | 2002-11-03 00:38:21 +0000 |
commit | fe8c2806cdba70479e351299881a395dc2be7785 (patch) | |
tree | a1e8b98a1838cba6e6f5c765d9d85339257c45f5 /include/configs | |
parent | f9087a3213cc245cf9b90436475b5af822bd7579 (diff) | |
download | u-boot-imx-fe8c2806cdba70479e351299881a395dc2be7785.zip u-boot-imx-fe8c2806cdba70479e351299881a395dc2be7785.tar.gz u-boot-imx-fe8c2806cdba70479e351299881a395dc2be7785.tar.bz2 |
Initial revision
Diffstat (limited to 'include/configs')
-rw-r--r-- | include/configs/ML2.h | 246 | ||||
-rw-r--r-- | include/configs/MOUSSE.h | 332 | ||||
-rw-r--r-- | include/configs/csb226.h | 213 | ||||
-rw-r--r-- | include/configs/gw8260.h | 820 | ||||
-rw-r--r-- | include/configs/ppmc8260.h | 1004 | ||||
-rw-r--r-- | include/configs/sacsng.h | 1000 | ||||
-rw-r--r-- | include/configs/sbc8260.h | 980 |
7 files changed, 4595 insertions, 0 deletions
diff --git a/include/configs/ML2.h b/include/configs/ML2.h new file mode 100644 index 0000000..d662661 --- /dev/null +++ b/include/configs/ML2.h @@ -0,0 +1,246 @@ +/* + * ML2.h: ML2 specific config options + * + * Copyright 2002 Mind NV + * + * http://www.mind.be/ + * + * Author : Peter De Schrijver (p2@mind.be) + * + * Derived from : other configuration header files in this tree + * + * This software may be used and distributed according to the terms of + * the GNU General Public License (GPL) version 2, incorporated herein by + * reference. Drivers based on or derived from this code fall under the GPL + * and must retain the authorship, copyright and this license notice. This + * file is not a complete program and may only be used when the entire + * program is licensed under the GPL. + * + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_ML2 1 /* ...on a ML2 board */ + + +#define CFG_ENV_IS_IN_FLASH 1 + +#ifdef CFG_ENV_IS_IN_NVRAM +#undef CFG_ENV_IS_IN_FLASH +#else +#ifdef CFG_ENV_IS_IN_FLASH +#undef CFG_ENV_IS_IN_NVRAM +#endif +#endif + +#define CONFIG_BAUDRATE 9600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#if 1 +#define CONFIG_BOOTCOMMAND "bootm" /* autoboot command */ +#else +#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */ +#endif + +#define CONFIG_PREBOOT "fsload 0x00100000 /boot/image" + +/* Size (bytes) of interrupt driven serial port buffer. + * Set to 0 to use polling instead of interrupts. + * Setting to 0 will also disable RTS/CTS handshaking. + */ +#if 0 +#define CONFIG_SERIAL_SOFTWARE_FIFO 4000 +#else +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#endif + +#if 0 +#define CONFIG_BOOTARGS "root=/dev/nfs " \ + "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \ + "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4" +#else +#define CONFIG_BOOTARGS "root=/dev/mtdblock2 " \ + "console=ttyS0 console=tty" + +#endif + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + + + +#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & (~CFG_CMD_NET) & \ + (~CFG_CMD_RTC) & ~(CFG_CMD_PCI) & ~(CFG_CMD_I2C)) | \ + CFG_CMD_IRQ | \ + CFG_CMD_KGDB | \ + CFG_CMD_BEDBUG | \ + CFG_CMD_ELF | CFG_CMD_JFFS2 ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_SYS_CLK_FREQ 50000000 + +#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ + +/* + * 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 */ + +/* + * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1. + * If CFG_405_UART_ERRATA_59, then UART divisor is 31. + * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value. + * The Linux BASE_BAUD define should match this configuration. + * baseBaud = cpuClock/(uartDivisor*16) + * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock, + * set Linux BASE_BAUD to 403200. + */ +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ + +#define CFG_BASE_BAUD (3125000*16) +#define CFG_NS16550_CLK CFG_BASE_BAUD +#define CFG_DUART_CHAN 0 +#define CFG_NS16550_COM1 0xa0001003 +#define CFG_NS16550_COM2 0xa0011003 +#define CFG_NS16550_REG_SIZE -4 +#define CFG_NS16550 1 +#define CFG_INIT_CHAN1 1 +#define CFG_INIT_CHAN2 1 + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +#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 */ + + + +/*----------------------------------------------------------------------- + * 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 0x18000000 +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 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) */ + +/* BEG ENVIRONNEMENT FLASH */ +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_OFFSET 0x00050000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ +#define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ +#endif +/* END ENVIRONNEMENT FLASH */ +/*----------------------------------------------------------------------- + * NVRAM organization + */ +#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ +#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */ + +#ifdef CFG_ENV_IS_IN_NVRAM +#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */ +#define CFG_ENV_ADDR \ + (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */ +#endif +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 8192 /* For IBM 405 CPUs */ +#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 CFG_FLASH_BASE /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ + + +/* Configuration Port location */ +#define CONFIG_PORT_ADDR 0xF0000500 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ + +#define CFG_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */ +#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 + +/*----------------------------------------------------------------------- + * Definitions for Serial Presence Detect EEPROM address + * (to get SDRAM settings) + */ +#define SPD_EEPROM_ADDRESS 0x50 + +/* + * 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 + +/* JFFS2 stuff */ + +#define CFG_JFFS2_FIRST_BANK 0 +#define CFG_JFFS2_NUM_BANKS 1 +#define CFG_JFFS2_FIRST_SECTOR 1 +#endif /* __CONFIG_H */ diff --git a/include/configs/MOUSSE.h b/include/configs/MOUSSE.h new file mode 100644 index 0000000..109ed3d --- /dev/null +++ b/include/configs/MOUSSE.h @@ -0,0 +1,332 @@ +/* + * (C) Copyright 2000, 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2001 + * James F. Dougherty (jfd@cs.stanford.edu) + * + * 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 + */ + +/* + * + * Configuration settings for the MOUSSE board. + * See also: http://www.vooha.com/ + * + */ + +/* ------------------------------------------------------------------------- */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC824X 1 +#define CONFIG_MPC8240 1 +#define CONFIG_MOUSSE 1 +#define CFG_ADDR_MAP_B 1 +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 9600 +#if 1 +#define CONFIG_BOOTCOMMAND "tftp 100000 vmlinux.img;bootm" /* autoboot command */ +#else +#define CONFIG_BOOTCOMMAND "bootm ffe10000" +#endif +#define CONFIG_BOOTARGS "console=ttyS0 root=/dev/nfs rw nfsroot=209.128.93.133:/boot nfsaddrs=209.128.93.133:209.128.93.138" +#define CONFIG_BOOTDELAY 3 +#define CONFIG_COMMANDS (CONFIG_CMD_DFL|CFG_CMD_ASKENV|CFG_CMD_DATE) +#define CONFIG_ENV_OVERWRITE 1 +#define CONFIG_ETH_ADDR "00:10:18:10:00:06" + +#define CONFIG_DOS_PARTITION 1 /* MSDOS bootable partitiion support */ +/* This must be included AFTER the definition of CONFIG_COMMANDS (if any) + */ +#include <cmd_confdefs.h> +#include "../board/mousse/mousse.h" + +/* + * Miscellaneous configurable options + */ +#undef CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=>" /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) +#define CFG_MAXARGS 8 /* Max number of command args */ + +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ +#define CFG_LOAD_ADDR 0x00100000 /* Default load 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 + +#ifdef DEBUG +#define CFG_MONITOR_BASE CFG_SDRAM_BASE +#else +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#endif + +#ifdef DEBUG +#define CFG_MONITOR_LEN (4 << 20) /* lots of mem ... */ +#else +#define CFG_MONITOR_LEN (512 << 10) /* 512K PLCC bootrom */ +#endif +#define CFG_MALLOC_LEN (2*(4096 << 10)) /* 2*4096kB for malloc() */ + +#define CFG_MEMTEST_START 0x00004000 /* memtest works on */ +#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */ + + +#define CFG_EUMB_ADDR 0xFC000000 + +#define CFG_ISA_MEM 0xFD000000 +#define CFG_ISA_IO 0xFE000000 + +#define CFG_FLASH_BASE 0xFFF00000 +#define CFG_FLASH_SIZE ((uint)(512 * 1024)) +#define CFG_RESET_ADDRESS 0xFFF00100 +#define FLASH_BASE0_PRELIM 0xFFF00000 /* 512K PLCC FLASH/AM29F040*/ +#define FLASH_BASE0_SIZE 0x80000 /* 512K */ +#define FLASH_BASE1_PRELIM 0xFFE10000 /* AMD 29LV160DB + 1MB - 64K FLASH0 SEG =960K + (size=0xf0000)*/ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * NS16550 Configuration + */ +#define CFG_NS16550 +#define CFG_NS16550_SERIAL + +#define CFG_NS16550_REG_SIZE 1 + +#define CFG_NS16550_CLK 18432000 + +#define CFG_NS16550_COM1 0xFFE08080 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_SDRAM_BASE + CFG_MONITOR_LEN +#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 64 /* 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 + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + * For the detail description refer to the MPC8240 user's manual. + */ + +#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ +#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2 +#define CFG_HZ 1000 + +#define CFG_ETH_DEV_FN 0x00 +#define CFG_ETH_IOBASE 0x00104000 + + + /* Bit-field values for MCCR1. + */ +#define CFG_ROMNAL 8 +#define CFG_ROMFAL 8 + + /* Bit-field values for MCCR2. + */ +#define CFG_REFINT 0xf5 /* Refresh interval */ + + /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. + */ +#define CFG_BSTOPRE 0x79 + +#ifdef INCLUDE_ECC +#define USE_ECC 1 +#else /* INCLUDE_ECC */ +#define USE_ECC 0 +#endif /* INCLUDE_ECC */ + + + /* Bit-field values for MCCR3. + */ +#define CFG_REFREC 8 /* Refresh to activate interval */ +#define CFG_RDLAT (4+USE_ECC) /* Data latancy from read command */ + + /* Bit-field values for MCCR4. + */ +#define CFG_PRETOACT 3 /* Precharge to activate interval */ +#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */ +#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */ +#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */ +#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length */ +#define CFG_ACTORW 2 +#define CFG_REGISTERD_TYPE_BUFFER (1-USE_ECC) + +/* Memory bank settings. + * Only bits 20-29 are actually used from these vales to set the + * start/end addresses. The upper two bits will always be 0, and the lower + * 20 bits will be 0x00000 for a start address, or 0xfffff for an end + * address. Refer to the MPC8240 book. + */ +#define CFG_RAM_SIZE 0x04000000 /* 64MB */ + + +#define CFG_BANK0_START 0x00000000 +#define CFG_BANK0_END (CFG_RAM_SIZE - 1) +#define CFG_BANK0_ENABLE 1 +#define CFG_BANK1_START 0x3ff00000 +#define CFG_BANK1_END 0x3fffffff +#define CFG_BANK1_ENABLE 0 +#define CFG_BANK2_START 0x3ff00000 +#define CFG_BANK2_END 0x3fffffff +#define CFG_BANK2_ENABLE 0 +#define CFG_BANK3_START 0x3ff00000 +#define CFG_BANK3_END 0x3fffffff +#define CFG_BANK3_ENABLE 0 +#define CFG_BANK4_START 0x3ff00000 +#define CFG_BANK4_END 0x3fffffff +#define CFG_BANK4_ENABLE 0 +#define CFG_BANK5_START 0x3ff00000 +#define CFG_BANK5_END 0x3fffffff +#define CFG_BANK5_ENABLE 0 +#define CFG_BANK6_START 0x3ff00000 +#define CFG_BANK6_END 0x3fffffff +#define CFG_BANK6_ENABLE 0 +#define CFG_BANK7_START 0x3ff00000 +#define CFG_BANK7_END 0x3fffffff +#define CFG_BANK7_ENABLE 0 + +#define CFG_ODCR 0x7f + + +#define CFG_PGMAX 0x32 /* how long the 8240 reatins the currently accessed page in memory + see 8240 book for details*/ +#define PCI_MEM_SPACE1_START 0x80000000 +#define PCI_MEM_SPACE2_START 0xfd000000 + +/* IBAT/DBAT Configuration */ +/* Ram: 64MB, starts at address-0, r/w instruction/data */ +#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_64M | BATU_VS | BATU_VP) +#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_DBAT0U CFG_IBAT0U +#define CFG_DBAT0L CFG_IBAT0L + +/* MPLD/Port-X I/O Space : data and instruction read/write, cache-inhibit */ +#define CFG_IBAT1U (PORTX_DEV_BASE | BATU_BL_128M | BATU_VS | BATU_VP) +#if 0 +#define CFG_IBAT1L (PORTX_DEV_BASE | BATL_PP_10 | BATL_MEMCOHERENCE |\ + BATL_WRITETHROUGH | BATL_CACHEINHIBIT) +#else +#define CFG_IBAT1L (PORTX_DEV_BASE | BATL_PP_10 |BATL_CACHEINHIBIT) +#endif +#define CFG_DBAT1U CFG_IBAT1U +#define CFG_DBAT1L CFG_IBAT1L + +/* PCI Memory region 1: 0x8XXX_XXXX PCI Mem space: EUMBAR, etc - 16MB */ +#define CFG_IBAT2U (PCI_MEM_SPACE1_START|BATU_BL_16M | BATU_VS | BATU_VP) +#define CFG_IBAT2L (PCI_MEM_SPACE1_START|BATL_PP_10 | BATL_GUARDEDSTORAGE|BATL_CACHEINHIBIT) +#define CFG_DBAT2U CFG_IBAT2U +#define CFG_DBAT2L CFG_IBAT2L + +/* PCI Memory region 2: PCI Devices in 0xFD space */ +#define CFG_IBAT3U (PCI_MEM_SPACE2_START|BATU_BL_16M | BATU_VS | BATU_VP) +#define CFG_IBAT3L (PCI_MEM_SPACE2_START|BATL_PP_10 | BATL_GUARDEDSTORAGE | BATL_CACHEINHIBIT) +#define CFG_DBAT3U CFG_IBAT3U +#define CFG_DBAT3L CFG_IBAT3L + + +/* + * 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 3 /* Max number of flash banks */ +#define CFG_MAX_FLASH_SECT 64 /* Max number of sectors in one bank */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#if 0 +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_OFFSET 0x8000 /* Offset of the Environment Sector */ +#define CFG_ENV_SIZE 0x4000 /* Size of the Environment Sector */ +#else +#define CFG_ENV_IS_IN_NVRAM 1 +#define CFG_ENV_ADDR NV_OFF_U_BOOT_ADDR /* PortX NVM Free addr*/ +#define CFG_ENV_OFFSET CFG_ENV_ADDR +#define CFG_ENV_SIZE NV_U_BOOT_ENV_SIZE /* 2K */ +#endif +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 16 + + + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* Localizations */ +#if 0 +#define CONFIG_ETHADDR 0:0:0:0:1:d +#define CONFIG_IPADDR 172.16.40.113 +#define CONFIG_SERVERIP 172.16.40.111 +#else +#define CONFIG_ETHADDR 0:0:0:0:1:d +#define CONFIG_IPADDR 209.128.93.138 +#define CONFIG_SERVERIP 209.128.93.133 +#endif + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define CONFIG_PCI /* include pci support */ +#undef CONFIG_PCI_PNP + +#define CONFIG_NET_MULTI /* Multi ethernet cards support */ + +#define CONFIG_TULIP + +#endif /* __CONFIG_H */ + + diff --git a/include/configs/csb226.h b/include/configs/csb226.h new file mode 100644 index 0000000..13cf60f --- /dev/null +++ b/include/configs/csb226.h @@ -0,0 +1,213 @@ +/* + * (C) Copyright 2000, 2001, 2002 + * Robert Schwebel, Pengutronix, r.schwebel@pengutronix.de. + * + * Configuration for the Cogent CSB226 board. For details see + * http://www.cogcomp.com/csb_csb226.htm + * + * 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/configs/csb226.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * If we are developing, we might want to start U-Boot from ram + * so we MUST NOT initialize critical regs like mem-timing ... + */ +#define CONFIG_INIT_CRITICAL /* undef for developing */ + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_PXA250 1 /* This is an PXA250 CPU */ +#define CONFIG_CSB226 1 /* on a CSB226 board */ + +#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ + /* for timer/console/ethernet */ +/* + * Hardware drivers + */ + +/* + * select serial console configuration + */ +#define CONFIG_FFUART 1 /* we use FFUART on CSB226 */ + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_BAUDRATE 19200 + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL & ~CFG_CMD_NET) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 10 +#define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,115200" +#define CONFIG_ETHADDR FF:FF:FF:FF:FF:FF +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_IPADDR 192.168.1.56 +#define CONFIG_SERVERIP 192.168.1.2 +#define CONFIG_BOOTCOMMAND "" + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* + * Miscellaneous configurable options + */ + +/* + * Size of malloc() pool; this lives below the uppermost 128 KiB which are + * used for the RAM copy of the uboot code + * + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) + +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#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_MEMTEST_START 0xa0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR 0xa7fe0000 /* default load address */ + /* RS: where is this documented? */ + /* RS: is this where U-Boot is */ + /* RS: relocated to in RAM? */ + +#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */ + /* RS: the oscillator is actually 3680130?? */ +#define CFG_CPUSPEED 0x141 /* set core clock to 200/200/100 MHz */ + /* 0101000001 */ + /* ^^^^^ Memory Speed 99.53 MHz */ + /* ^^ Run Mode Speed = 2x Mem Speed */ + /* ^^ Turbo Mode Sp. = 1x Run M. Sp. */ + +#define CFG_MONITOR_LEN 0x20000 /* 128 KiB */ + + /* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/* + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ + +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */ + +#define CFG_DRAM_BASE 0xa0000000 /* RAM starts here */ +#define CFG_DRAM_SIZE 0x02000000 + +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/* + * GPIO settings + */ +#define CFG_GPSR0_VAL 0xFFFFFFFF +#define CFG_GPSR1_VAL 0xFFFFFFFF +#define CFG_GPSR2_VAL 0xFFFFFFFF +#define CFG_GPCR0_VAL 0x08022080 +#define CFG_GPCR1_VAL 0x00000000 +#define CFG_GPCR2_VAL 0x00000000 +#define CFG_GPDR0_VAL 0xCD82A858 +#define CFG_GPDR1_VAL 0xFCFFAB80 +#define CFG_GPDR2_VAL 0x0001FFFF +#define CFG_GAFR0_L_VAL 0x80000000 +#define CFG_GAFR0_U_VAL 0xA5254010 +#define CFG_GAFR1_L_VAL 0x599A9550 +#define CFG_GAFR1_U_VAL 0xAAA5AAAA +#define CFG_GAFR2_L_VAL 0xAAAAAAAA +#define CFG_GAFR2_U_VAL 0x00000002 + +/* FIXME: set GPIO_RER/FER */ + +#define CFG_PSSR_VAL 0x20 + +/* + * Memory settings + */ +#define CFG_MSC0_VAL 0x2EF025D0 +#define CFG_MSC1_VAL 0x00003F64 +#define CFG_MSC2_VAL 0x00000000 +#define CFG_MDCNFG_VAL 0x09a909a9 +#define CFG_MDREFR_VAL 0x03ca0030 +/* #define CFG_MDREFR_VAL_100 ??? */ +#define CFG_MDMRS_VAL 0x00220022 + +/* + * PCMCIA and CF Interfaces + */ +#define CFG_MECR_VAL 0x00000000 +#define CFG_MCMEM0_VAL 0x00000000 +#define CFG_MCMEM1_VAL 0x00000000 +#define CFG_MCATT0_VAL 0x00000000 +#define CFG_MCATT1_VAL 0x00000000 +#define CFG_MCIO0_VAL 0x00000000 +#define CFG_MCIO1_VAL 0x00000000 + +/* +#define _LED 0x08000010 +#define LED_BLANK (0x08000040) +*/ + +/* + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 128 /* max number of sect. on one chip */ + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) + /* Addr of Environment Sector */ +#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ + +#endif /* __CONFIG_H */ diff --git a/include/configs/gw8260.h b/include/configs/gw8260.h new file mode 100644 index 0000000..0e9a4ec --- /dev/null +++ b/include/configs/gw8260.h @@ -0,0 +1,820 @@ +/* + * (C) Copyright 2000 + * Murray Jensen <Murray.Jensen@cmst.csiro.au> + * + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2001 + * Advent Networks, Inc. <http://www.adventnetworks.com> + * Jay Monkman <jmonkman@adventnetworks.com> + * + * (C) Copyright 2001 + * Advent Networks, Inc. <http://www.adventnetworks.com> + * Oliver Brown <obrown@adventnetworks.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 + */ + +/*********************************************************************/ +/* DESCRIPTION: + * This file contains the board configuartion for the GW8260 board. + * + * MODULE DEPENDENCY: + * None + * + * RESTRICTIONS/LIMITATIONS: + * None + * + * Copyright (c) 2001, Advent Networks, Inc. + */ +/*********************************************************************/ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* Enable debug prints */ +#undef DEBUG /* General debug */ +#undef DEBUG_BOOTP_EXT /* Debug received vendor fields */ + +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN (66 * 1000 * 1000) + +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 + * ------- ---------- --- --- ---- ----- ----- ----- + * 0x5 0x5 66 133 133 Open Close Open + * 0x5 0x6 66 133 166 Open Open Close + * 0x5 0x7 66 133 200 Open Open Open + * 0x6 0x0 66 133 233 Close Close Close + * 0x6 0x1 66 133 266 Close Close Open + * 0x6 0x2 66 133 300 Close Open Close + */ +#define CFG_SBC_MODCK_H 0x05 + +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +#define CFG_SBC_BOOT_LOW 1 + +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain TEXT_BASE from board/sbc8260/config.mk + * The main FLASH is whichever is connected to *CS0. U-Boot expects + * this to be the SIMM. + */ +#define CFG_FLASH0_BASE 0x40000000 +#define CFG_FLASH0_SIZE 8 + +/* Define CFG_FLASH_CHECKSUM to enable flash checksum during boot. + * Note: the 'flashchecksum' environment variable must also be set to 'y'. + */ +#define CFG_FLASH_CHECKSUM + +/* What should be the base address of SDRAM DIMM and how big is + * it (in Mbytes)? + */ +#define CFG_SDRAM0_BASE 0x00000000 +#define CFG_SDRAM0_SIZE 64 + +/* + * DRAM tests + * CFG_DRAM_TEST - enables the following tests. + * + * CFG_DRAM_TEST_DATA - Enables test for shorted or open data lines + * Environment variable 'test_dram_data' must be + * set to 'y'. + * CFG_DRAM_TEST_DATA - Enables test to verify that each word is uniquely + * addressable. Environment variable + * 'test_dram_address' must be set to 'y'. + * CFG_DRAM_TEST_WALK - Enables test a 64-bit walking ones pattern test. + * This test takes about 6 minutes to test 64 MB. + * Environment variable 'test_dram_walk' must be + * set to 'y'. + */ +#define CFG_DRAM_TEST +#if defined(CFG_DRAM_TEST) +#define CFG_DRAM_TEST_DATA +#define CFG_DRAM_TEST_ADDRESS +#define CFG_DRAM_TEST_WALK +#endif /* CFG_DRAM_TEST */ + +/* + * GW8260 with 16 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x00F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x00F5 FFB0 Board Info Data + * 0x00F6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 256k + * : CFG_MALLOC_LEN, 128k + * 0x00FC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x00FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + +/* + * GW8260 with 64 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x03F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x03F5 FFB0 Board Info Data + * 0x03F6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 256k + * : CFG_MALLOC_LEN, 128k + * 0x03FC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x03FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + + +/* + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. + */ +#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ + +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CFG_CMD_NET must be removed + * from CONFIG_COMMANDS to remove support for networking. + */ + +#undef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_ON_FCC +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ + +#ifdef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ +#endif /* CONFIG_ETHER_ON_SCC */ + +#ifdef CONFIG_ETHER_ON_FCC +#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_BITBANGMII /* bit-bang MII PHY management */ +/* + * Port pins used for bit-banged MII communictions (if applicable). + */ +#define MDIO_PORT 2 /* Port C */ +#define MDIO_ACTIVE (iop->pdir |= 0x00400000) +#define MDIO_TRISTATE (iop->pdir &= ~0x00400000) +#define MDIO_READ ((iop->pdat & 0x00400000) != 0) + +#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ + else iop->pdat &= ~0x00400000 + +#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ + else iop->pdat &= ~0x00200000 + +#define MIIDELAY udelay(1) +#endif /* CONFIG_ETHER_ON_FCC */ + +#if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) + +/* + * - Rx-CLK is CLK13 + * - Tx-CLK is CLK14 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) +# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) +# define CFG_CPMFCR_RAMTYPE 0 +# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) + +#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 3) + +/* + * - Rx-CLK is CLK15 + * - Tx-CLK is CLK16 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +# define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK) +# define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16) +# define CFG_CPMFCR_RAMTYPE 0 +# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) + +#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ + +/* Define this to reserve an entire FLASH sector (256 KB) for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CFG_ENV_IN_OWN_SECT + +/* Define to allow the user to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* What should the console's baud rate be? */ +#define CONFIG_BAUDRATE 115200 + +/* Ethernet MAC address - This is set to all zeros to force an + * an error if we use BOOTP without setting + * the MAC address + */ +#define CONFIG_ETHADDR 00:00:00:00:00:00 + +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +/* Be selective on what keys can delay or stop the autoboot process + * To stop use: " " + */ +#define CONFIG_AUTOBOOT_KEYED +#define CONFIG_AUTOBOOT_PROMPT "Autobooting in %d seconds, press \" \" to stop\n" +#define CONFIG_AUTOBOOT_STOP_STR " " +#undef CONFIG_AUTOBOOT_DELAY_STR +#define DEBUG_BOOTKEYS 0 + +/* Add support for a few extra bootp options like: + * - File size + * - DNS + */ +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ + CONFIG_BOOTP_BOOTFILESIZE | \ + CONFIG_BOOTP_DNS) + +/* undef this to save memory */ +#define CFG_LONGHELP + +/* Monitor Command Prompt */ +#define CFG_PROMPT "=> " + +/* What U-Boot subsytems do you want enabled? */ +#define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_BEDBUG | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP | \ + CFG_CMD_MII) + +/* Where do the internal registers live? */ +#define CFG_IMMR 0xf0000000 + +/* Use the HUSH parser */ +#define CFG_HUSH_PARSER +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* What is the address of IO controller */ +#define CFG_IO_BASE 0xe0000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_GW8260 1 /* on an GW8260 Board */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#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 + +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) + +#define CFG_MAXARGS 8 /* max number of command args */ + +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +/* Convert clocks to MHZ when passing board info to kernel. + * This must be defined for eariler 2.4 kernels (~2.4.4). + */ +#define CONFIG_CLOCKS_IN_MHZ + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + + +/* memtest works from the end of the exception vector table + * to the end of the DRAM less monitor and malloc area + */ +#define CFG_MEMTEST_START 0x2000 + +#define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ + +#define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \ + + CFG_MALLOC_LEN \ + + CFG_ENV_SECT_SIZE \ + + CFG_STACK_USAGE ) + +#define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \ + - CFG_MEM_END_USAGE ) + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_FLASH_BASE CFG_FLASH0_BASE +#define CFG_FLASH_SIZE CFG_FLASH0_SIZE +#define CFG_SDRAM_BASE CFG_SDRAM0_BASE +#define CFG_SDRAM_SIZE CFG_SDRAM0_SIZE + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words + */ +#if defined(CFG_SBC_BOOT_LOW) +# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) +#else +# define CFG_SBC_HRCW_BOOT_FLAGS (0) +#endif /* defined(CFG_SBC_BOOT_LOW) */ + +/* get the HRCW ISB field from CFG_IMMR */ +#define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \ + ((CFG_IMMR & 0x01000000) >> 7) | \ + ((CFG_IMMR & 0x00100000) >> 4) ) + +#define CFG_HRCW_MASTER ( HRCW_BPS11 | \ + HRCW_DPPC11 | \ + CFG_SBC_HRCW_IMMR | \ + HRCW_MMR00 | \ + HRCW_LBPC11 | \ + HRCW_APPC10 | \ + HRCW_CS10PC00 | \ + (CFG_SBC_MODCK_H & HRCW_MODCK_H1111) | \ + CFG_SBC_HRCW_BOOT_FLAGS ) + +/* no slaves */ +#define CFG_HRCW_SLAVE1 0 +#define CFG_HRCW_SLAVE2 0 +#define CFG_HRCW_SLAVE3 0 +#define CFG_HRCW_SLAVE4 0 +#define CFG_HRCW_SLAVE5 0 +#define CFG_HRCW_SLAVE6 0 +#define CFG_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + * Note also that the logic that sets CFG_RAMBOOT is platform dependent. + */ +#define CFG_MONITOR_BASE CFG_FLASH0_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 * 1024 * 1024) /* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 32 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ + +#define CFG_ENV_IS_IN_FLASH 1 + +#ifdef CFG_ENV_IN_OWN_SECT +# define CFG_ENV_ADDR (CFG_MONITOR_BASE + (256 * 1024)) +# define CFG_ENV_SECT_SIZE (256 * 1024) +#else +# define CFG_ENV_SIZE (16 * 1024)/* Size of Environment Sector */ +# define CFG_ENV_ADD ((CFG_MONITOR_BASE + CFG_MONITOR_LEN) - CFG_ENV_SIZE) +# define CFG_ENV_SECT_SIZE (256 * 1024)/* see README - env sect real size */ +#endif /* CFG_ENV_IN_OWN_SECT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CFG_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) + +#define CFG_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#define CFG_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CFG_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CFG_BCR (BCR_ETM) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + *----------------------------------------------------------------------- + */ +#define CFG_SIUMCR (SIUMCR_DPPC11 |\ + SIUMCR_L2CPC00 |\ + SIUMCR_APPC10 |\ + SIUMCR_MMR00) + + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#define CFG_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP) + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CFG_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#define CFG_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#define CFG_SCCR 0 + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CFG_RCCR 0 + +/* + * Initialize Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 32 bit FLASH (SIMM - 4MB) + * 1 60x GPCM 32 bit unused + * 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB) + * 3 60x SDRAM 64 bit unused + * 4 Local GPCM 8 bit IO (on board - 64k) + * 5 60x GPCM 8 bit unused + * 6 60x GPCM 8 bit unused + * 7 60x GPCM 8 bit unused + * + */ + +/*----------------------------------------------------------------------- + * BR0 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR0 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0,1 - FLASH SIMM + * + * This expects the FLASH SIMM to be connected to *CS0 + * It consists of 4 AM29F016D parts. + * + * Note: For the 8 MB SIMM, *CS1 is unused. + */ + +/* BR0 is configured as follows: + * + * - Base address of 0x40000000 + * - 32 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR0 is configured as follows: + * + * - 8 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR2 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR2 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* Bank 2 - SDRAM DIMM + * + * 16MB DIMM: P/N + * 64MB DIMM: P/N 1W-8864X8-4-P1-EST or + * MT4LSDT864AG-10EB1 (Micron) + * + * Note: *CS3 is unused for this DIMM + */ + +/* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows: + * + * - Base address of 0x00000000 + * - 64 bit port size (60x bus only) + * - Data errors checking is disabled + * - Read and write access + * - SDRAM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +/* With a 16 MB DIMM, the OR2 is configured as follows: + * + * - 16 MB + * - 2 internal banks per device + * - Row start address bit is A9 with PSDMR[PBI] = 0 + * - 11 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CFG_SDRAM0_SIZE == 16) +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_2 |\ + ORxS_ROWST_PBI0_A9 |\ + ORxS_NUMR_11) + +/* With a 16 MB DIMM, the PSDMR is configured as follows: + * + * - Page Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A16-A18 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ + +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A16_A18 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif /* (CFG_SDRAM0_SIZE == 16) */ + +/* With a 64 MB DIMM, the OR2 is configured as follows: + * + * - 64 MB + * - 4 internal banks per device + * - Row start address bit is A8 with PSDMR[PBI] = 0 + * - 12 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CFG_SDRAM0_SIZE == 64) +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A8 |\ + ORxS_NUMR_12) + +/* With a 64 MB DIMM, the PSDMR is configured as follows: + * + * - Page Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A14-A16 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ + +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A14_A16 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif /* (CFG_SDRAM0_SIZE == 64) */ + +#define CFG_PSRT 0x0e +#define CFG_MPTPR MPTPR_PTP_DIV32 + + +/*----------------------------------------------------------------------- + * BR4 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR4 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ +/* Bank 4 - Onboard Memory Mapped IO controller + * + * This expects the onboard IO controller to connected to *CS4 and + * the local bus. + * - Base address of 0xe0000000 + * - 8 bit port size (local bus only) + * - Read and write access + * - GPCM local bus + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + * - extended hold time + * - 11 wait states + */ + +#ifdef CFG_IO_BASE +# define CFG_BR4_PRELIM ((CFG_IO_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_L |\ + BRx_V) + +# define CFG_OR4_PRELIM (ORxG_AM_MSK |\ + ORxG_SCY_11_CLK |\ + ORxG_EHTR) +#endif /* CFG_IO_BASE */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ diff --git a/include/configs/ppmc8260.h b/include/configs/ppmc8260.h new file mode 100644 index 0000000..580b590 --- /dev/null +++ b/include/configs/ppmc8260.h @@ -0,0 +1,1004 @@ +/* + * (C) Copyright 2000 + * Murray Jensen <Murray.Jensen@cmst.csiro.au> + * + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2001 + * Advent Networks, Inc. <http://www.adventnetworks.com> + * Jay Monkman <jtm@smoothsmoothie.com> + * + * Configuation settings for the WindRiver PPMC8260 board. + * + * 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 + +/***************************************************************************** + * + * These settings must match the way _your_ board is set up + * + *****************************************************************************/ + +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN (66 * 1000 * 1000) + +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 + * ------- ---------- --- --- ---- ----- ----- ----- + * 0x2 0x2 33 133 133 Close Open Close + * 0x2 0x3 33 133 166 Close Open Open + * 0x2 0x4 33 133 200 Open Close Close + * 0x2 0x5 33 133 233 Open Close Open + * 0x2 0x6 33 133 266 Open Open Close + * + * 0x5 0x5 66 133 133 Open Close Open + * 0x5 0x6 66 133 166 Open Open Close + * 0x5 0x7 66 133 200 Open Open Open + * 0x6 0x0 66 133 233 Close Close Close + * 0x6 0x1 66 133 266 Close Close Open + * 0x6 0x2 66 133 300 Close Open Close + */ +#define CFG_PPMC_MODCK_H 0x05 + +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +#define CFG_PPMC_BOOT_LOW 1 + +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain TEXT_BASE from board/ppmc8260/config.mk + * The main FLASH is whichever is connected to *CS0. U-Boot expects + * this to be the SIMM. + */ +#define CFG_FLASH0_BASE 0xFE000000 +#define CFG_FLASH0_SIZE 16 + +/* What should be the base address of the first SDRAM DIMM and how big is + * it (in Mbytes)? +*/ +#define CFG_SDRAM0_BASE 0x00000000 +#define CFG_SDRAM0_SIZE 128 + +/* What should be the base address of the second SDRAM DIMM and how big is + * it (in Mbytes)? +*/ +#define CFG_SDRAM1_BASE 0x08000000 +#define CFG_SDRAM1_SIZE 128 + +/* What should be the base address of the on board SDRAM and how big is + * it (in Mbytes)? +*/ +#define CFG_SDRAM2_BASE 0x38000000 +#define CFG_SDRAM2_SIZE 16 + +/* What should be the base address of the MAILBOX and how big is it + * (in Bytes) + * The eeprom lives at CFG_MAILBOX_BASE + 0x80000000 + */ +#define CFG_MAILBOX_BASE 0x32000000 +#define CFG_MAILBOX_SIZE 8192 + +/* What is the base address of the I/O select lines and how big is it + * (In Mbytes)? + */ + +#define CFG_IOSELECT_BASE 0xE0000000 +#define CFG_IOSELECT_SIZE 32 + + +/* What should be the base address of the LEDs and switch S0? + * If you don't want them enabled, don't define this. + */ +#define CFG_LED_BASE 0xF1000000 + +/* + * PPMC8260 with 256 16 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x0FF5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x0FF5 FFB0 Board Info Data + * 0x0FF6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 256k + * : CFG_MALLOC_LEN, 128k + * 0x0FFC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x0FFF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + + +/* + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. + * The console can be on SMC1 or SMC2 + */ +#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ + +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CFG_CMD_NET must be removed + * from CONFIG_COMMANDS to remove support for networking. + */ + +#undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */ +#define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */ +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ +#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_BITBANGMII /* bit-bang MII PHY management */ +/* + * Port pins used for bit-banged MII communictions (if applicable). + */ +#define MDIO_PORT 2 /* Port C */ +#define MDIO_ACTIVE (iop->pdir |= 0x00400000) +#define MDIO_TRISTATE (iop->pdir &= ~0x00400000) +#define MDIO_READ ((iop->pdat & 0x00400000) != 0) + +#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ + else iop->pdat &= ~0x00400000 + +#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ + else iop->pdat &= ~0x00200000 + +#define MIIDELAY udelay(1) + + +/* Define this to reserve an entire FLASH sector (256 KB) for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CFG_ENV_IN_OWN_SECT 1 + +/* Define to allow the user to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* What should the console's baud rate be? */ +#define CONFIG_BAUDRATE 9600 + +/* Ethernet MAC address */ + +#define CONFIG_ETHADDR 00:a0:1e:90:2b:00 + +/* Define this to set the last octet of the ethernet address + * from the DS0-DS7 switch and light the leds with the result + * The DS0-DS7 switch and the leds are backwards with respect + * to each other. DS7 is on the board edge side of both the + * led strip and the DS0-DS7 switch. + */ +#define CONFIG_MISC_INIT_R + +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#if 0 +/* Be selective on what keys can delay or stop the autoboot process + * To stop use: " " + */ +# define CONFIG_AUTOBOOT_KEYED +# define CONFIG_AUTOBOOT_PROMPT "Autobooting in %d seconds, press \" \" to stop\n" +# define CONFIG_AUTOBOOT_STOP_STR " " +# undef CONFIG_AUTOBOOT_DELAY_STR +# define DEBUG_BOOTKEYS 0 +#endif + +/* Define a command string that is automatically executed when no character + * is read on the console interface withing "Boot Delay" after reset. + */ +#define CONFIG_BOOT_ROOT_INITRD 0 /* Use ram disk for the root file system */ +#define CONFIG_BOOT_ROOT_NFS 1 /* Use a NFS mounted root file system */ + +#if CONFIG_BOOT_ROOT_INITRD +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/ram0 rw " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_INITRD */ + +#if CONFIG_BOOT_ROOT_NFS +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_NFS */ + +/* Add support for a few extra bootp options like: + * - File size + * - DNS + */ +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ + CONFIG_BOOTP_BOOTFILESIZE | \ + CONFIG_BOOTP_DNS) + +/* undef this to save memory */ +#define CFG_LONGHELP + +/* Monitor Command Prompt */ +#define CFG_PROMPT "=> " + +/* What U-Boot subsytems do you want enabled? */ +#define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_REGINFO | \ + CFG_CMD_MEMTEST | \ + CFG_CMD_MII | \ + CFG_CMD_IMMAP) + + +/* Where do the internal registers live? */ +#define CFG_IMMR 0xf0000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_PPMC8260 1 /* on an Wind River PPMC8260 Board */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#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 + +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) + +#define CFG_MAXARGS 32 /* max number of command args */ + +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_LOAD_ADDR 0x140000 /* default load address */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CFG_MEMTEST_START 0x2000 /* memtest works from the end of */ + /* the exception vector table */ + /* to the end of the DRAM */ + /* less monitor and malloc area */ +#define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ +#define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \ + + CFG_MALLOC_LEN \ + + CFG_ENV_SECT_SIZE \ + + CFG_STACK_USAGE ) + +#define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \ + - CFG_MEM_END_USAGE ) + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) +/* + * Attention: This is board specific + * - RX clk is CLK11 + * - TX clk is CLK12 + */ +#define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 |\ + CMXSCR_TS1CS_CLK12) + +#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) +/* + * Attention: this is board-specific + * - Rx-CLK is CLK13 + * - Tx-CLK is CLK14 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +#define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) +#define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) +#define CFG_CPMFCR_RAMTYPE 0 +#define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) +#endif /* CONFIG_ETHER_INDEX */ + +#define CFG_FLASH_BASE CFG_FLASH0_BASE +#define CFG_FLASH_SIZE CFG_FLASH0_SIZE +#define CFG_SDRAM_BASE CFG_SDRAM0_BASE +#define CFG_SDRAM_SIZE (CFG_SDRAM0_SIZE + CFG_SDRAM1_SIZE) + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words + */ +#if defined(CFG_PPMC_BOOT_LOW) +# define CFG_PPMC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) +#else +# define CFG_PPMC_HRCW_BOOT_FLAGS (0) +#endif /* defined(CFG_PPMC_BOOT_LOW) */ + +/* get the HRCW ISB field from CFG_IMMR */ +#define CFG_PPMC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \ + ((CFG_IMMR & 0x01000000) >> 7) | \ + ((CFG_IMMR & 0x00100000) >> 4) ) + +#define CFG_HRCW_MASTER ( HRCW_EBM | \ + HRCW_BPS11 | \ + HRCW_L2CPC10 | \ + HRCW_DPPC00 | \ + CFG_PPMC_HRCW_IMMR | \ + HRCW_MMR00 | \ + HRCW_LBPC00 | \ + HRCW_APPC10 | \ + HRCW_CS10PC00 | \ + (CFG_PPMC_MODCK_H & HRCW_MODCK_H1111) | \ + CFG_PPMC_HRCW_BOOT_FLAGS ) + +/* no slaves */ +#define CFG_HRCW_SLAVE1 0 +#define CFG_HRCW_SLAVE2 0 +#define CFG_HRCW_SLAVE3 0 +#define CFG_HRCW_SLAVE4 0 +#define CFG_HRCW_SLAVE5 0 +#define CFG_HRCW_SLAVE6 0 +#define CFG_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + * Note also that the logic that sets CFG_RAMBOOT is platform dependent. + */ +#define CFG_MONITOR_BASE CFG_FLASH0_BASE + +#ifndef CFG_MONITOR_BASE +#define CFG_MONITOR_BASE 0x0ff80000 +#endif + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 374 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* 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 and environment organization + */ + +#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ +#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_FLASH_INCREMENT 0 /* there is only one bank */ +#define CFG_FLASH_PROTECTION 1 /* use hardware protection */ +#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ + + +#ifndef CFG_RAMBOOT + +# define CFG_ENV_IS_IN_FLASH 1 +# ifdef CFG_ENV_IN_OWN_SECT +# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) +# define CFG_ENV_SECT_SIZE 0x40000 +# else +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) +# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +# define CFG_ENV_SECT_SIZE 0x40000 /* see README - env sect real size */ +# endif /* CFG_ENV_IN_OWN_SECT */ + +#else +# define CFG_ENV_IS_IN_FLASH 1 +# define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000) +#define CFG_ENV_SIZE 0x1000 +# define CFG_ENV_SECT_SIZE 0x40000 +#endif /* CFG_RAMBOOT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CFG_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) + +#define CFG_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#define CFG_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CFG_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CFG_BCR (BCR_EBM |\ + 0x30000000) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + * Ref Section 4.3.2.6 page 4-31 + *----------------------------------------------------------------------- + */ + +#define CFG_SIUMCR (SIUMCR_ESE |\ + SIUMCR_DPPC00 |\ + SIUMCR_L2CPC10 |\ + SIUMCR_LBPC00 |\ + SIUMCR_APPC10 |\ + SIUMCR_CS10PC00 |\ + SIUMCR_BCTLC00 |\ + SIUMCR_MMR00) + + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#define CFG_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP) + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CFG_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#define CFG_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#define CFG_SCCR 0 + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CFG_RCCR 0 + +/* + * Initialize Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 32 bit FLASH (SIMM - 32MB) * + * 1 unused + * 2 60x SDRAM 64 bit SDRAM (DIMM - 128MB) + * 3 60x SDRAM 64 bit SDRAM (DIMM - 128MB) + * 4 Local SDRAM 32 bit SDRAM (on board - 16MB) + * 5 60x GPCM 8 bit Mailbox/EEPROM (8KB) + * 6 60x GPCM 8 bit FLASH (on board - 2MB) * + * 7 60x GPCM 8 bit LEDs, switches + * + * (*) This configuration requires the PPMC8260 be configured + * so that *CS0 goes to the FLASH SIMM, and *CS6 goes to + * the on board FLASH. In other words, JP24 should have + * pins 1 and 2 jumpered and pins 3 and 4 jumpered. + * + */ + +/*----------------------------------------------------------------------- + * BR0,BR1 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR0,OR1 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0,1 - FLASH SIMM + * + * This expects the FLASH SIMM to be connected to *CS0 + * It consists of 4 AM29F080B parts. + * + * Note: For the 4 MB SIMM, *CS1 is unused. + */ + +/* BR0 is configured as follows: + * + * - Base address of 0xFE000000 + * - 32 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR0 is configured as follows: + * + * - 32 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR2,BR3 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR2,OR3 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* + * Bank 2,3 - 128 MB SDRAM DIMM + */ + +/* With a 128 MB DIMM, the BR2 is configured as follows: + * + * - Base address of 0x00000000/0x08000000 + * - 64 bit port size (60x bus only) + * - Data errors checking is disabled + * - Read and write access + * - SDRAM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +#define CFG_BR3_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +/* With a 128 MB DIMM, the OR2 is configured as follows: + * + * - 128 MB + * - 4 internal banks per device + * - Row start address bit is A8 with PSDMR[PBI] = 0 + * - 13 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ + +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A7 |\ + ORxS_NUMR_13) + +#define CFG_OR3_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A7 |\ + ORxS_NUMR_13) + + +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ + +/* With a 128 MB DIMM, the PSDMR is configured as follows: + * + * - Page Based Interleaving, + * - Refresh Enable, + * - Normal Operation + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A13-A15 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - External Address Multiplexing enabled + * - CAS Latency is 2. + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A13_A15 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_EAMUX |\ + PSDMR_CL_2) + + +#define CFG_PSRT 0x0e +#define CFG_MPTPR MPTPR_PTP_DIV32 + + +/*----------------------------------------------------------------------- + * BR4 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR4 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* + * Bank 4 - On board SDRAM + * + */ +/* With 16 MB of onboard SDRAM BR4 is configured as follows + * + * - Base address 0x38000000 + * - 32 bit port size + * - Data error checking disabled + * - Read/Write access + * - SDRAM local bus + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + * + */ + +#define CFG_BR4_PRELIM ((CFG_SDRAM2_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_DECC_NONE |\ + BRx_MS_SDRAM_L |\ + BRx_V) + +/* + * With 16MB SDRAM, OR4 is configured as follows + * - 4 internal banks per device + * - Row start address bit is A10 with LSDMR[PBI] = 0 + * - 12 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ + +#define CFG_OR4_PRELIM (MEG_TO_AM(CFG_SDRAM2_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A10 |\ + ORxS_NUMR_12) + + +/*----------------------------------------------------------------------- + * LSDMR - Local Bus SDRAM Mode Register + * Ref: Section 10.3.4 on page 10-24 + *----------------------------------------------------------------------- + */ + +/* With a 16 MB onboard SDRAM, the LSDMR is configured as follows: + * + * - Page Based Interleaving, + * - Refresh Enable, + * - Normal Operation + * - Address Multiplexing where A5 is output on A13 pin + * (A6 on A15, and so on), + * - use address pins A15-A17 as bank select, + * - A11 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 2 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - SDRAM burst length is 8 + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - External Address Multiplexing disabled + * - CAS Latency is 2. + */ +#define CFG_LSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A13_IS_A5 |\ + PSDMR_BSMA_A15_A17 |\ + PSDMR_SDA10_PBI0_A11 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_2W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_BL |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) + +#define CFG_LSRT 0x0e + +/*----------------------------------------------------------------------- + * BR5 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR5 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* + * Bank 5 EEProm and Mailbox + * + * The EEPROM and mailbox live on the same chip select. + * the eeprom is selected if the MSb of the address is set and the mailbox is + * selected if the MSb of the address is clear. + * + */ + +/* BR5 is configured as follows: + * + * - Base address of 0x32000000/0xF2000000 + * - 8 bit + * - Data error checking disabled + * - Read/Write access + * - GPCM 60x Bus + * - SDRAM local bus + * - No data pipelining is done + * - Valid + */ + +#define CFG_BR5_PRELIM ((CFG_MAILBOX_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_DECC_NONE |\ + BRx_MS_GPCM_P |\ + BRx_V) +/* OR5 is configured as follows + * - buffer control enabled + * - chip select negated normally + * - CS output 1/2 clock after address + * - 15 wait states + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ + +#define CFG_OR5_PRELIM ((P2SZ_TO_AM(CFG_MAILBOX_SIZE) & ~0x80000000) |\ + ORxG_ACS_DIV2 |\ + ORxG_SCY_15_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR6 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR6 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 6 - I/O select + * + */ + +/* BR6 is configured as follows: + * + * - Base address of 0xE0000000 + * - 16 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR6_PRELIM ((CFG_IOSELECT_BASE & BRx_BA_MSK) |\ + BRx_PS_16 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR6 is configured as follows + * - buffer control enabled + * - chip select negated normally + * - CS output 1/2 clock after address + * - 15 wait states + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ + +#define CFG_OR6_PRELIM (MEG_TO_AM(CFG_IOSELECT_SIZE) |\ + ORxG_ACS_DIV2 |\ + ORxG_SCY_15_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + + +/*----------------------------------------------------------------------- + * BR7 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR7 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 7 - LEDs and switches + * + * LEDs are at 0x00001 (write only) + * switches are at 0x00001 (read only) + */ +#ifdef CFG_LED_BASE + +/* BR7 is configured as follows: + * + * - Base address of 0xA0000000 + * - 8 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR7_PRELIM ((CFG_LED_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_DECC_NONE |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR7 is configured as follows: + * + * - 1 byte + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 15 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CFG_OR7_PRELIM (ORxG_AM_MSK |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_15_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* CFG_LED_BASE */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ diff --git a/include/configs/sacsng.h b/include/configs/sacsng.h new file mode 100644 index 0000000..92cdcf0 --- /dev/null +++ b/include/configs/sacsng.h @@ -0,0 +1,1000 @@ +/* + * (C) Copyright 2000 + * Murray Jensen <Murray.Jensen@cmst.csiro.au> + * + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2001 + * Advent Networks, Inc. <http://www.adventnetworks.com> + * Jay Monkman <jtm@smoothsmoothie.com> + * + * Configuration settings for the WindRiver SBC8260 board. + * See http://www.windriver.com/products/html/sbc8260.html + * + * 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 + +/* Enable debug prints */ +#undef DEBUG /* General debug */ +#undef DEBUG_BOOTP_EXT /* Debug received vendor fields */ + +/***************************************************************************** + * + * These settings must match the way _your_ board is set up + * + *****************************************************************************/ + +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN 66666600 + +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 + * ------- ---------- --- --- ---- ----- ----- ----- + * 0x1 0x5 33 100 133 Open Close Open + * 0x1 0x6 33 100 166 Open Open Close + * 0x1 0x7 33 100 200 Open Open Open + * + * 0x2 0x2 33 133 133 Close Open Close + * 0x2 0x3 33 133 166 Close Open Open + * 0x2 0x4 33 133 200 Open Close Close + * 0x2 0x5 33 133 233 Open Close Open + * 0x2 0x6 33 133 266 Open Open Close + * + * 0x5 0x5 66 133 133 Open Close Open + * 0x5 0x6 66 133 166 Open Open Close + * 0x5 0x7 66 133 200 Open Open Open + * 0x6 0x0 66 133 233 Close Close Close + * 0x6 0x1 66 133 266 Close Close Open + * 0x6 0x2 66 133 300 Close Open Close + */ +#define CFG_SBC_MODCK_H 0x05 + +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +#define CFG_SBC_BOOT_LOW 1 + +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain TEXT_BASE from board/sacsng/config.mk + * The main FLASH is whichever is connected to *CS0. + */ +#define CFG_FLASH0_BASE 0x40000000 +#define CFG_FLASH0_SIZE 2 + +/* What should the base address of the secondary FLASH be and how big + * is it (in Mbytes)? The secondary FLASH is whichever is connected + * to *CS6. + */ +#define CFG_FLASH1_BASE 0x60000000 +#define CFG_FLASH1_SIZE 2 + +/* Define CONFIG_VERY_BIG_RAM to allow use of SDRAMs larger than 256MBytes + */ +#define CONFIG_VERY_BIG_RAM 1 + +/* What should be the base address of SDRAM DIMM and how big is + * it (in Mbytes)? This will normally auto-configure via the SPD. +*/ +#define CFG_SDRAM0_BASE 0x00000000 +#define CFG_SDRAM0_SIZE 64 + +/* + * Memory map example with 64 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x03F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x03F5 FFB0 Board Info Data + * 0x03F6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 16k + * : CFG_MALLOC_LEN, 128k + * 0x03FC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x03FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + +#define CONFIG_POST (CFG_POST_MEMORY | \ + CFG_POST_CPU) + + +/* + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. + */ +#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ + +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CFG_CMD_NET must be removed + * from CONFIG_COMMANDS to remove support for networking. + */ + +#undef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_ON_FCC +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ + +#ifdef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ +#endif /* CONFIG_ETHER_ON_SCC */ + +#ifdef CONFIG_ETHER_ON_FCC +#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_BITBANGMII /* bit-bang MII PHY management */ +/* + * Port pins used for bit-banged MII communictions (if applicable). + */ + +#define MDIO_PORT 2 /* Port A=0, B=1, C=2, D=3 */ +#define MDIO_ACTIVE (iop->pdir |= 0x40000000) +#define MDIO_TRISTATE (iop->pdir &= ~0x40000000) +#define MDIO_READ ((iop->pdat & 0x40000000) != 0) + +#define MDIO(bit) if(bit) iop->pdat |= 0x40000000; \ + else iop->pdat &= ~0x40000000 + +#define MDC(bit) if(bit) iop->pdat |= 0x80000000; \ + else iop->pdat &= ~0x80000000 + +#define MIIDELAY udelay(50) +#endif /* CONFIG_ETHER_ON_FCC */ + +#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) + +/* + * - RX clk is CLK11 + * - TX clk is CLK12 + */ +# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12) + +#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) + +/* + * - Rx-CLK is CLK13 + * - Tx-CLK is CLK14 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) +# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) +# define CFG_CPMFCR_RAMTYPE 0 +# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) + +#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ + +#define CONFIG_SHOW_BOOT_PROGRESS 1 /* boot progress enabled */ + +/* + * Configure for RAM tests. + */ +#undef CFG_DRAM_TEST /* calls other tests in board.c */ + + +/* + * Status LED for power up status feedback. + */ +#define CONFIG_STATUS_LED 1 /* Status LED enabled */ + +#define STATUS_LED_PAR im_ioport.iop_ppara +#define STATUS_LED_DIR im_ioport.iop_pdira +#define STATUS_LED_ODR im_ioport.iop_podra +#define STATUS_LED_DAT im_ioport.iop_pdata + +#define STATUS_LED_BIT 0x00000800 /* LED 0 is on PA.20 */ +#define STATUS_LED_PERIOD (CFG_HZ) +#define STATUS_LED_STATE STATUS_LED_OFF +#define STATUS_LED_BIT1 0x00001000 /* LED 1 is on PA.19 */ +#define STATUS_LED_PERIOD1 (CFG_HZ) +#define STATUS_LED_STATE1 STATUS_LED_OFF +#define STATUS_LED_BIT2 0x00002000 /* LED 2 is on PA.18 */ +#define STATUS_LED_PERIOD2 (CFG_HZ/2) +#define STATUS_LED_STATE2 STATUS_LED_ON + +#define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */ + +#define STATUS_LED_YELLOW 0 +#define STATUS_LED_GREEN 1 +#define STATUS_LED_RED 2 +#define STATUS_LED_BOOT 1 + + +/* + * select SPI support configuration + */ +#define CONFIG_SOFT_SPI /* enable SPI driver */ + +/* + * Software (bit-bang) SPI driver configuration + */ +#ifdef CONFIG_SOFT_SPI + +/* + * Software (bit-bang) SPI driver configuration + */ +#define I2C_SCLK 0x00002000 /* PD 18: Shift clock */ +#define I2C_MOSI 0x00004000 /* PD 17: Master Out, Slave In */ +#define I2C_MISO 0x00008000 /* PD 16: Master In, Slave Out */ + +#undef SPI_INIT /* no port initialization needed */ +#define SPI_READ ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0) +#define SPI_SDA(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \ + else immr->im_ioport.iop_pdatd &= ~I2C_MOSI +#define SPI_SCL(bit) if(bit) immr->im_ioport.iop_pdatd |= I2C_SCLK; \ + else immr->im_ioport.iop_pdatd &= ~I2C_SCLK +#define SPI_DELAY /*udelay(1)*/ /* 1/2 SPI clock duration */ +#endif /* CONFIG_SOFT_SPI */ + + +/* + * select I2C support configuration + * + * Supported configurations are {none, software, hardware} drivers. + * If the software driver is chosen, there are some additional + * configuration items that the driver uses to drive the port pins. + */ +#undef CONFIG_HARD_I2C /* I2C with hardware support */ +#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +/* + * Software (bit-bang) I2C driver configuration + */ +#ifdef CONFIG_SOFT_I2C +#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ +#define I2C_ACTIVE (iop->pdir |= 0x00010000) +#define I2C_TRISTATE (iop->pdir &= ~0x00010000) +#define I2C_READ ((iop->pdat & 0x00010000) != 0) +#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ + else iop->pdat &= ~0x00010000 +#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ + else iop->pdat &= ~0x00020000 +#define I2C_DELAY udelay(20) /* 1/4 I2C clock duration */ +#endif /* CONFIG_SOFT_I2C */ + +/* Define this to reserve an entire FLASH sector for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CFG_ENV_IN_OWN_SECT 1 + +/* Define this to contain any number of null terminated strings that + * will be part of the default enviroment compiled into the boot image. + */ +#define CONFIG_EXTRA_ENV_SETTINGS \ +"serverip=192.168.123.201\0" \ +"ipaddr=192.168.123.203\0" \ +"checkhostname=VR8500\0" \ +"reprog="\ + "tftpboot 0x140000 /bdi2000/u-boot.bin; " \ + "protect off 60000000 6003FFFF; " \ + "erase 60000000 6003FFFF; " \ + "cp.b 140000 60000000 $(filesize); " \ + "protect on 60000000 6003FFFF\0" \ +"copyenv="\ + "protect off 60040000 6004FFFF; " \ + "erase 60040000 6004FFFF; " \ + "cp.b 40040000 60040000 10000; " \ + "protect on 60040000 6004FFFF\0" \ +"copyprog="\ + "protect off 60000000 6003FFFF; " \ + "erase 60000000 6003FFFF; " \ + "cp.b 40000000 60000000 40000; " \ + "protect on 60000000 6003FFFF\0" \ +"zapenv="\ + "protect off 40040000 4004FFFF; " \ + "erase 40040000 4004FFFF; " \ + "protect on 40040000 4004FFFF\0" \ +"zapotherenv="\ + "protect off 60040000 6004FFFF; " \ + "erase 60040000 6004FFFF; " \ + "protect on 60040000 6004FFFF\0" \ +"root-on-initrd="\ + "setenv bootcmd "\ + "version\\;" \ + "echo\\;" \ + "bootp\\;" \ + "setenv bootargs root=/dev/ram0 rw quiet " \ + "ip=\\$(ipaddr):\\$(serverip):\\$(gatewayip):\\$(netmask):\\$(hostname)::off\\;" \ + "run boot-hook\\;" \ + "bootm\0" \ +"root-on-initrd-debug="\ + "setenv bootcmd "\ + "version\\;" \ + "echo\\;" \ + "bootp\\;" \ + "setenv bootargs root=/dev/ram0 rw debug " \ + "ip=\\$(ipaddr):\\$(serverip):\\$(gatewayip):\\$(netmask):\\$(hostname)::off\\;" \ + "run debug-hook\\;" \ + "run boot-hook\\;" \ + "bootm\0" \ +"root-on-nfs="\ + "setenv bootcmd "\ + "version\\;" \ + "echo\\;" \ + "bootp\\;" \ + "setenv bootargs root=/dev/nfs rw quiet " \ + "nfsroot=\\$(serverip):\\$(rootpath) " \ + "ip=\\$(ipaddr):\\$(serverip):\\$(gatewayip):\\$(netmask):\\$(hostname)::off\\;" \ + "run boot-hook\\;" \ + "bootm\0" \ +"root-on-nfs-debug="\ + "setenv bootcmd "\ + "version\\;" \ + "echo\\;" \ + "bootp\\;" \ + "setenv bootargs root=/dev/nfs rw debug " \ + "nfsroot=\\$(serverip):\\$(rootpath) " \ + "ip=\\$(ipaddr):\\$(serverip):\\$(gatewayip):\\$(netmask):\\$(hostname)::off\\;" \ + "run debug-hook\\;" \ + "run boot-hook\\;" \ + "bootm\0" \ +"debug-checkout="\ + "setenv checkhostname;" \ + "setenv ethaddr 00:09:70:00:00:01;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) debug " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "run debug-hook;" \ + "run boot-hook;" \ + "bootm\0" \ +"debug-hook="\ + "echo ipaddr $(ipaddr);" \ + "echo serverip $(serverip);" \ + "echo gatewayip $(gatewayip);" \ + "echo netmask $(netmask);" \ + "echo hostname $(hostname)\0" \ +"ana=run adc ; run dac\0" \ +"adc=run adc-12 ; run adc-34\0" \ +"adc-12=echo ### ADC-12 ; imd.b e 81 e\0" \ +"adc-34=echo ### ADC-34 ; imd.b f 81 e\0" \ +"dac=echo ### DAC ; imd.b 11 81 5\0" \ +"boot-hook=run ana\0" + +/* What should the console's baud rate be? */ +#define CONFIG_BAUDRATE 9600 + +/* Ethernet MAC address */ +#define CONFIG_ETHADDR 00:09:70:00:00:00 + +/* The default Ethernet MAC address can be overwritten just once */ +#ifdef CONFIG_ETHADDR +#define CONFIG_OVERWRITE_ETHADDR_ONCE 1 +#endif + +/* + * Define this to do some miscellaneous board-specific initialization. + */ +#define CONFIG_MISC_INIT_R + +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */ + +/* Be selective on what keys can delay or stop the autoboot process + * To stop use: " " + */ +#define CONFIG_AUTOBOOT_KEYED +#define CONFIG_AUTOBOOT_PROMPT "Autobooting...\n" +#define CONFIG_AUTOBOOT_STOP_STR " " +#undef CONFIG_AUTOBOOT_DELAY_STR +#define CONFIG_ZERO_BOOTDELAY_CHECK +#define DEBUG_BOOTKEYS 0 + +/* Define a command string that is automatically executed when no character + * is read on the console interface withing "Boot Delay" after reset. + */ +#define CONFIG_BOOT_ROOT_INITRD 0 /* Use ram disk for the root file system */ +#define CONFIG_BOOT_ROOT_NFS 1 /* Use a NFS mounted root file system */ + +#if CONFIG_BOOT_ROOT_INITRD +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/ram0 rw quiet " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "run boot-hook;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_INITRD */ + +#if CONFIG_BOOT_ROOT_NFS +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) quiet " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "run boot-hook;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_NFS */ + +#define CONFIG_BOOTP_RANDOM_DELAY /* Randomize the BOOTP retry delay */ + +#define CONFIG_BOOTP_RETRY_COUNT 0x40000000 /* # of timeouts before giving up */ + +/* Add support for a few extra bootp options like: + * - File size + * - DNS + */ +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ + CONFIG_BOOTP_BOOTFILESIZE | \ + CONFIG_BOOTP_DNS) + +/* undef this to save memory */ +#define CFG_LONGHELP + +/* Monitor Command Prompt */ +#define CFG_PROMPT "=> " + +#undef CFG_HUSH_PARSER +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* What U-Boot subsytems do you want enabled? */ +#ifdef CONFIG_ETHER_ON_FCC +# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_I2C | \ + CFG_CMD_SPI | \ + CFG_CMD_SDRAM | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP | \ + CFG_CMD_MII ) +#else +# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_I2C | \ + CFG_CMD_SPI | \ + CFG_CMD_SDRAM | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP ) +#endif /* CONFIG_ETHER_ON_FCC */ + +/* Where do the internal registers live? */ +#define CFG_IMMR 0xF0000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */ +#define CONFIG_SACSng 1 /* munged for the SACSng */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#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 + +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) + +#define CFG_MAXARGS 32 /* 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_MEMTEST_START 0x2000 /* memtest works from the end of */ + /* the exception vector table */ + /* to the end of the DRAM */ + /* less monitor and malloc area */ +#define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ +#define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \ + + CFG_MALLOC_LEN \ + + CFG_ENV_SECT_SIZE \ + + CFG_STACK_USAGE ) + +#define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \ + - CFG_MEM_END_USAGE ) + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_FLASH_BASE CFG_FLASH0_BASE +#define CFG_FLASH_SIZE CFG_FLASH0_SIZE +#define CFG_SDRAM_BASE CFG_SDRAM0_BASE +#define CFG_SDRAM_SIZE CFG_SDRAM0_SIZE + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words + */ +#if defined(CFG_SBC_BOOT_LOW) +# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) +#else +# define CFG_SBC_HRCW_BOOT_FLAGS (0) +#endif /* defined(CFG_SBC_BOOT_LOW) */ + +/* get the HRCW ISB field from CFG_IMMR */ +#define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \ + ((CFG_IMMR & 0x01000000) >> 7) | \ + ((CFG_IMMR & 0x00100000) >> 4) ) + +#define CFG_HRCW_MASTER ( HRCW_BPS10 | \ + HRCW_DPPC11 | \ + CFG_SBC_HRCW_IMMR | \ + HRCW_MMR00 | \ + HRCW_LBPC11 | \ + HRCW_APPC10 | \ + HRCW_CS10PC00 | \ + (CFG_SBC_MODCK_H & HRCW_MODCK_H1111) | \ + CFG_SBC_HRCW_BOOT_FLAGS ) + +/* no slaves */ +#define CFG_HRCW_SLAVE1 0 +#define CFG_HRCW_SLAVE2 0 +#define CFG_HRCW_SLAVE3 0 +#define CFG_HRCW_SLAVE4 0 +#define CFG_HRCW_SLAVE5 0 +#define CFG_HRCW_SLAVE6 0 +#define CFG_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + * Note also that the logic that sets CFG_RAMBOOT is platform dependent. + */ +#define CFG_MONITOR_BASE CFG_FLASH0_BASE + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* 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 and environment organization + */ + +#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ +#undef CFG_FLASH_PROTECTION /* use hardware protection */ +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT (64+4) /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ + +#ifndef CFG_RAMBOOT +# define CFG_ENV_IS_IN_FLASH 1 + +# ifdef CFG_ENV_IN_OWN_SECT +# define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN) +# define CFG_ENV_SECT_SIZE 0x10000 +# else +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) +# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +# define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ +# endif /* CFG_ENV_IN_OWN_SECT */ + +#else +# define CFG_ENV_IS_IN_NVRAM 1 +# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) +# define CFG_ENV_SIZE 0x200 +#endif /* CFG_RAMBOOT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CFG_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) + +#define CFG_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#define CFG_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CFG_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CFG_BCR (BCR_ETM) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + *----------------------------------------------------------------------- + */ + +#define CFG_SIUMCR (SIUMCR_DPPC11 |\ + SIUMCR_L2CPC00 |\ + SIUMCR_APPC10 |\ + SIUMCR_MMR00) + + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#define CFG_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP) + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CFG_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#define CFG_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#define CFG_SCCR 0 + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CFG_RCCR 0 + +/* + * Initialize Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 16 bit FLASH (primary flash - 2MB) + * 1 60x GPCM -- bit (Unused) + * 2 60x SDRAM 64 bit SDRAM (DIMM) + * 3 60x SDRAM 64 bit SDRAM (DIMM) + * 4 60x GPCM -- bit (Unused) + * 5 60x GPCM -- bit (Unused) + * 6 60x GPCM 16 bit FLASH (secondary flash - 2MB) + */ + +/*----------------------------------------------------------------------- + * BR0,BR1 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR0,OR1 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0 - Primary FLASH + */ + +/* BR0 is configured as follows: + * + * - Base address of 0x40000000 + * - 16 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_16 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR0 is configured as follows: + * + * - 4 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR2,BR3 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR2,OR3 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* Bank 2,3 - SDRAM DIMM + */ + +/* The BR2 is configured as follows: + * + * - Base address of 0x00000000 + * - 64 bit port size (60x bus only) + * - Data errors checking is disabled + * - Read and write access + * - SDRAM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +#define CFG_BR3_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +/* With a 64 MB DIMM, the OR2 is configured as follows: + * + * - 64 MB + * - 4 internal banks per device + * - Row start address bit is A8 with PSDMR[PBI] = 0 + * - 12 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CFG_SDRAM0_SIZE == 64) +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A8 |\ + ORxS_NUMR_12) +#else +#error "INVALID SDRAM CONFIGURATION" +#endif + +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ + +/* Address that the DIMM SPD memory lives at. + */ +#define SDRAM_SPD_ADDR 0x50 + +#if (CFG_SDRAM0_SIZE == 64) +/* With a 64 MB DIMM, the PSDMR is configured as follows: + * + * - Bank Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A14-A16 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A14_A16 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#else +#error "INVALID SDRAM CONFIGURATION" +#endif + +/* + * Shoot for approximately 1MHz on the prescaler. + */ +#if (CONFIG_8260_CLKIN >= (60 * 1000 * 1000)) +#define CFG_MPTPR MPTPR_PTP_DIV64 +#elif (CONFIG_8260_CLKIN >= (30 * 1000 * 1000)) +#define CFG_MPTPR MPTPR_PTP_DIV32 +#else +#warning "Unconfigured bus clock freq: check CFG_MPTPR and CFG_PSRT are OK" +#define CFG_MPTPR MPTPR_PTP_DIV32 +#endif +#define CFG_PSRT 14 + + +/*----------------------------------------------------------------------- + * BR6 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR6 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 6 - Secondary FLASH + * + * The secondary FLASH is connected to *CS6 + */ +#if (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) + +/* BR6 is configured as follows: + * + * - Base address of 0x60000000 + * - 16 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +# define CFG_BR6_PRELIM ((CFG_FLASH1_BASE & BRx_BA_MSK) |\ + BRx_PS_16 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR6 is configured as follows: + * + * - 2 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +# define CFG_OR6_PRELIM (MEG_TO_AM(CFG_FLASH1_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ diff --git a/include/configs/sbc8260.h b/include/configs/sbc8260.h new file mode 100644 index 0000000..b89f503 --- /dev/null +++ b/include/configs/sbc8260.h @@ -0,0 +1,980 @@ +/* + * (C) Copyright 2000 + * Murray Jensen <Murray.Jensen@cmst.csiro.au> + * + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2001 + * Advent Networks, Inc. <http://www.adventnetworks.com> + * Jay Monkman <jtm@smoothsmoothie.com> + * + * Configuration settings for the WindRiver SBC8260 board. + * See http://www.windriver.com/products/html/sbc8260.html + * + * 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 + +/* Enable debug prints */ +#undef DEBUG /* General debug */ +#undef DEBUG_BOOTP_EXT /* Debug received vendor fields */ + +/***************************************************************************** + * + * These settings must match the way _your_ board is set up + * + *****************************************************************************/ + +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN (66 * 1000 * 1000) + +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 + * ------- ---------- --- --- ---- ----- ----- ----- + * 0x1 0x5 33 100 133 Open Close Open + * 0x1 0x6 33 100 166 Open Open Close + * 0x1 0x7 33 100 200 Open Open Open + * + * 0x2 0x2 33 133 133 Close Open Close + * 0x2 0x3 33 133 166 Close Open Open + * 0x2 0x4 33 133 200 Open Close Close + * 0x2 0x5 33 133 233 Open Close Open + * 0x2 0x6 33 133 266 Open Open Close + * + * 0x5 0x5 66 133 133 Open Close Open + * 0x5 0x6 66 133 166 Open Open Close + * 0x5 0x7 66 133 200 Open Open Open + * 0x6 0x0 66 133 233 Close Close Close + * 0x6 0x1 66 133 266 Close Close Open + * 0x6 0x2 66 133 300 Close Open Close + */ +#define CFG_SBC_MODCK_H 0x05 + +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +#define CFG_SBC_BOOT_LOW 1 + +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain TEXT_BASE from board/sbc8260/config.mk + * The main FLASH is whichever is connected to *CS0. U-Boot expects + * this to be the SIMM. + */ +#define CFG_FLASH0_BASE 0x40000000 +#define CFG_FLASH0_SIZE 4 + +/* What should the base address of the secondary FLASH be and how big + * is it (in Mbytes)? The secondary FLASH is whichever is connected + * to *CS6. U-Boot expects this to be the on board FLASH. If you don't + * want it enabled, don't define these constants. + */ +#define CFG_FLASH1_BASE 0x60000000 +#define CFG_FLASH1_SIZE 2 + +/* What should be the base address of SDRAM DIMM and how big is + * it (in Mbytes)? +*/ +#define CFG_SDRAM0_BASE 0x00000000 +#define CFG_SDRAM0_SIZE 64 + +/* What should be the base address of the LEDs and switch S0? + * If you don't want them enabled, don't define this. + */ +#define CFG_LED_BASE 0xa0000000 + + +/* + * SBC8260 with 16 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x00F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x00F5 FFB0 Board Info Data + * 0x00F6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 256k + * : CFG_MALLOC_LEN, 128k + * 0x00FC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x00FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + +/* + * SBC8260 with 64 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x03F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x03F5 FFB0 Board Info Data + * 0x03F6 0000 Malloc Arena + * : CFG_ENV_SECT_SIZE, 256k + * : CFG_MALLOC_LEN, 128k + * 0x03FC 0000 RAM Copy of Monitor Code + * : CFG_MONITOR_LEN, 256k + * 0x03FF FFFF [End of RAM], CFG_SDRAM_SIZE - 1 + */ + + +/* + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. + */ +#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ + +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CFG_CMD_NET must be removed + * from CONFIG_COMMANDS to remove support for networking. + */ + +#undef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_ON_FCC +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ + +#ifdef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ +#endif /* CONFIG_ETHER_ON_SCC */ + +#ifdef CONFIG_ETHER_ON_FCC +#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_BITBANGMII /* bit-bang MII PHY management */ +/* + * Port pins used for bit-banged MII communictions (if applicable). + */ +#define MDIO_PORT 2 /* Port C */ +#define MDIO_ACTIVE (iop->pdir |= 0x00400000) +#define MDIO_TRISTATE (iop->pdir &= ~0x00400000) +#define MDIO_READ ((iop->pdat & 0x00400000) != 0) + +#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ + else iop->pdat &= ~0x00400000 + +#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ + else iop->pdat &= ~0x00200000 + +#define MIIDELAY udelay(1) +#endif /* CONFIG_ETHER_ON_FCC */ + +#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) + +/* + * - RX clk is CLK11 + * - TX clk is CLK12 + */ +# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12) + +#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) + +/* + * - Rx-CLK is CLK13 + * - Tx-CLK is CLK14 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) +# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) +# define CFG_CPMFCR_RAMTYPE 0 +# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) + +#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ + +/* + * select SPI support configuration + */ +#undef CONFIG_SPI /* enable SPI driver */ + +/* + * select i2c support configuration + * + * Supported configurations are {none, software, hardware} drivers. + * If the software driver is chosen, there are some additional + * configuration items that the driver uses to drive the port pins. + */ +#undef CONFIG_HARD_I2C /* I2C with hardware support */ +#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +/* + * Software (bit-bang) I2C driver configuration + */ +#ifdef CONFIG_SOFT_I2C +#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ +#define I2C_ACTIVE (iop->pdir |= 0x00010000) +#define I2C_TRISTATE (iop->pdir &= ~0x00010000) +#define I2C_READ ((iop->pdat & 0x00010000) != 0) +#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ + else iop->pdat &= ~0x00010000 +#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ + else iop->pdat &= ~0x00020000 +#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ +#endif /* CONFIG_SOFT_I2C */ + + +/* Define this to reserve an entire FLASH sector (256 KB) for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CFG_ENV_IN_OWN_SECT 1 + +/* Define to allow the user to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* What should the console's baud rate be? */ +#define CONFIG_BAUDRATE 9600 + +/* Ethernet MAC address */ +#define CONFIG_ETHADDR 00:a0:1e:a8:7b:cb + +/* + * Define this to set the last octet of the ethernet address from the + * DS0-DS7 switch and light the LEDs with the result. The DS0-DS7 + * switch and the LEDs are backwards with respect to each other. DS7 + * is on the board edge side of both the LED strip and the DS0-DS7 + * switch. + */ +#if 0 +# define CONFIG_MISC_INIT_R +#endif + +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#if 0 +/* Be selective on what keys can delay or stop the autoboot process + * To stop use: " " + */ +# define CONFIG_AUTOBOOT_KEYED +# define CONFIG_AUTOBOOT_PROMPT "Autobooting in %d seconds, press \" \" to stop\n" +# define CONFIG_AUTOBOOT_STOP_STR " " +# undef CONFIG_AUTOBOOT_DELAY_STR +# define DEBUG_BOOTKEYS 0 +#endif + +/* Define a command string that is automatically executed when no character + * is read on the console interface withing "Boot Delay" after reset. + */ +#define CONFIG_BOOT_ROOT_INITRD 0 /* Use ram disk for the root file system */ +#define CONFIG_BOOT_ROOT_NFS 1 /* Use a NFS mounted root file system */ + +#if CONFIG_BOOT_ROOT_INITRD +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/ram0 rw " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_INITRD */ + +#if CONFIG_BOOT_ROOT_NFS +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_NFS */ + +/* Add support for a few extra bootp options like: + * - File size + * - DNS + */ +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | \ + CONFIG_BOOTP_BOOTFILESIZE | \ + CONFIG_BOOTP_DNS) + +/* undef this to save memory */ +#define CFG_LONGHELP + +/* Monitor Command Prompt */ +#define CFG_PROMPT "=> " + +/* What U-Boot subsytems do you want enabled? */ +#ifdef CONFIG_ETHER_ON_FCC +# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_I2C | \ + CFG_CMD_SDRAM | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP | \ + CFG_CMD_MII ) +#else +# define CONFIG_COMMANDS (((CONFIG_CMD_DFL & ~(CFG_CMD_KGDB))) | \ + CFG_CMD_ELF | \ + CFG_CMD_ASKENV | \ + CFG_CMD_ECHO | \ + CFG_CMD_I2C | \ + CFG_CMD_SDRAM | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP ) +#endif /* CONFIG_ETHER_ON_FCC */ + +/* Where do the internal registers live? */ +#define CFG_IMMR 0xF0000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#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 + +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16) + +#define CFG_MAXARGS 32 /* max number of command args */ + +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_LOAD_ADDR 0x140000 /* default load address */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CFG_MEMTEST_START 0x2000 /* memtest works from the end of */ + /* the exception vector table */ + /* to the end of the DRAM */ + /* less monitor and malloc area */ +#define CFG_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ +#define CFG_MEM_END_USAGE ( CFG_MONITOR_LEN \ + + CFG_MALLOC_LEN \ + + CFG_ENV_SECT_SIZE \ + + CFG_STACK_USAGE ) + +#define CFG_MEMTEST_END ( CFG_SDRAM_SIZE * 1024 * 1024 \ + - CFG_MEM_END_USAGE ) + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_FLASH_BASE CFG_FLASH0_BASE +#define CFG_FLASH_SIZE CFG_FLASH0_SIZE +#define CFG_SDRAM_BASE CFG_SDRAM0_BASE +#define CFG_SDRAM_SIZE CFG_SDRAM0_SIZE + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words + */ +#if defined(CFG_SBC_BOOT_LOW) +# define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) +#else +# define CFG_SBC_HRCW_BOOT_FLAGS (0) +#endif /* defined(CFG_SBC_BOOT_LOW) */ + +/* get the HRCW ISB field from CFG_IMMR */ +#define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) | \ + ((CFG_IMMR & 0x01000000) >> 7) | \ + ((CFG_IMMR & 0x00100000) >> 4) ) + +#define CFG_HRCW_MASTER ( HRCW_BPS11 | \ + HRCW_DPPC11 | \ + CFG_SBC_HRCW_IMMR | \ + HRCW_MMR00 | \ + HRCW_LBPC11 | \ + HRCW_APPC10 | \ + HRCW_CS10PC00 | \ + (CFG_SBC_MODCK_H & HRCW_MODCK_H1111) | \ + CFG_SBC_HRCW_BOOT_FLAGS ) + +/* no slaves */ +#define CFG_HRCW_SLAVE1 0 +#define CFG_HRCW_SLAVE2 0 +#define CFG_HRCW_SLAVE3 0 +#define CFG_HRCW_SLAVE4 0 +#define CFG_HRCW_SLAVE5 0 +#define CFG_HRCW_SLAVE6 0 +#define CFG_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR CFG_IMMR +#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CFG_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + * Note also that the logic that sets CFG_RAMBOOT is platform dependent. + */ +#define CFG_MONITOR_BASE CFG_FLASH0_BASE + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* 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 and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 16 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ + +#ifndef CFG_RAMBOOT +# define CFG_ENV_IS_IN_FLASH 1 + +# ifdef CFG_ENV_IN_OWN_SECT +# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) +# define CFG_ENV_SECT_SIZE 0x40000 +# else +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE) +# define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +# define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ +# endif /* CFG_ENV_IN_OWN_SECT */ + +#else +# define CFG_ENV_IS_IN_NVRAM 1 +# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) +# define CFG_ENV_SIZE 0x200 +#endif /* CFG_RAMBOOT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CFG_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) + +#define CFG_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#define CFG_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CFG_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CFG_BCR (BCR_ETM) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + *----------------------------------------------------------------------- + */ + +#define CFG_SIUMCR (SIUMCR_DPPC11 |\ + SIUMCR_L2CPC00 |\ + SIUMCR_APPC10 |\ + SIUMCR_MMR00) + + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#define CFG_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP) + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CFG_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#define CFG_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#define CFG_SCCR 0 + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CFG_RCCR 0 + +/* + * Initialize Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 32 bit FLASH (SIMM - 4MB) * + * 1 60x GPCM 32 bit FLASH (SIMM - Unused) + * 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB) + * 3 60x SDRAM 64 bit SDRAM (DIMM - Unused) + * 4 Local SDRAM 32 bit SDRAM (on board - 4MB) + * 5 60x GPCM 8 bit EEPROM (8KB) + * 6 60x GPCM 8 bit FLASH (on board - 2MB) * + * 7 60x GPCM 8 bit LEDs, switches + * + * (*) This configuration requires the SBC8260 be configured + * so that *CS0 goes to the FLASH SIMM, and *CS6 goes to + * the on board FLASH. In other words, JP24 should have + * pins 1 and 2 jumpered and pins 3 and 4 jumpered. + * + */ + +/*----------------------------------------------------------------------- + * BR0,BR1 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR0,OR1 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0,1 - FLASH SIMM + * + * This expects the FLASH SIMM to be connected to *CS0 + * It consists of 4 AM29F080B parts. + * + * Note: For the 4 MB SIMM, *CS1 is unused. + */ + +/* BR0 is configured as follows: + * + * - Base address of 0x40000000 + * - 32 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR0 is configured as follows: + * + * - 4 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR2,BR3 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR2,OR3 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* Bank 2,3 - SDRAM DIMM + * + * 16MB DIMM: P/N + * 64MB DIMM: P/N 1W-8864X8-4-P1-EST + * + * Note: *CS3 is unused for this DIMM + */ + +/* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows: + * + * - Base address of 0x00000000 + * - 64 bit port size (60x bus only) + * - Data errors checking is disabled + * - Read and write access + * - SDRAM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CFG_BR2_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +#define CFG_BR3_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +/* With a 16 MB DIMM, the OR2 is configured as follows: + * + * - 16 MB + * - 2 internal banks per device + * - Row start address bit is A9 with PSDMR[PBI] = 0 + * - 11 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CFG_SDRAM0_SIZE == 16) +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_2 |\ + ORxS_ROWST_PBI0_A9 |\ + ORxS_NUMR_11) +#endif + +/* With a 64 MB DIMM, the OR2 is configured as follows: + * + * - 64 MB + * - 4 internal banks per device + * - Row start address bit is A8 with PSDMR[PBI] = 0 + * - 12 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CFG_SDRAM0_SIZE == 64) +#define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A8 |\ + ORxS_NUMR_12) +#endif + +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ + +/* Address that the DIMM SPD memory lives at. + */ +#define SDRAM_SPD_ADDR 0x54 + +#if (CFG_SDRAM0_SIZE == 16) +/* With a 16 MB DIMM, the PSDMR is configured as follows: + * + * - Bank Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A16-A18 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A16_A18 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif + +#if (CFG_SDRAM0_SIZE == 64) +/* With a 64 MB DIMM, the PSDMR is configured as follows: + * + * - Bank Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A14-A16 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ +#define CFG_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A14_A16 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif + +/* + * Shoot for approximately 1MHz on the prescaler. + */ +#if (CONFIG_8260_CLKIN == (66 * 1000 * 1000)) +#define CFG_MPTPR MPTPR_PTP_DIV64 +#elif (CONFIG_8260_CLKIN == (33 * 1000 * 1000)) +#define CFG_MPTPR MPTPR_PTP_DIV32 +#else +#warning "Unconfigured bus clock freq: check CFG_MPTPR and CFG_PSRT are OK" +#define CFG_MPTPR MPTPR_PTP_DIV32 +#endif +#define CFG_PSRT 14 + + +/* Bank 4 - On board SDRAM + * + * This is not implemented yet. + */ + +/*----------------------------------------------------------------------- + * BR6 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR6 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 6 - On board FLASH + * + * This expects the on board FLASH SIMM to be connected to *CS6 + * It consists of 1 AM29F016A part. + */ +#if (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) + +/* BR6 is configured as follows: + * + * - Base address of 0x60000000 + * - 8 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +# define CFG_BR6_PRELIM ((CFG_FLASH1_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR6 is configured as follows: + * + * - 2 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +# define CFG_OR6_PRELIM (MEG_TO_AM(CFG_FLASH1_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* (defined(CFG_FLASH1_BASE) && defined(CFG_FLASH1_SIZE)) */ + +/*----------------------------------------------------------------------- + * BR7 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR7 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 7 - LEDs and switches + * + * LEDs are at 0x00001 (write only) + * switches are at 0x00001 (read only) + */ +#ifdef CFG_LED_BASE + +/* BR7 is configured as follows: + * + * - Base address of 0xA0000000 + * - 8 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +# define CFG_BR7_PRELIM ((CFG_LED_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR7 is configured as follows: + * + * - 1 byte + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 15 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +# define CFG_OR7_PRELIM (ORxG_AM_MSK |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_15_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* CFG_LED_BASE */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ |