/* * Copyright (C) 2004-2005 Arabella Software Ltd. * Yuli Barcohen <yuli@arabellasw.com> * * Support for Analogue&Micro Adder boards family. * Tested on AdderII and Adder87x. * * 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 #if !defined(CONFIG_MPC875) && !defined(CONFIG_MPC852T) #define CONFIG_MPC875 #endif #define CONFIG_ADDER /* Analogue&Micro Adder board */ #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ #define CONFIG_BAUDRATE 38400 #define CONFIG_ETHER_ON_FEC1 #define CONFIG_ETHER_ON_FEC2 #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2) #define CFG_DISCOVER_PHY #define FEC_ENET #endif /* CONFIG_ETHER_ON_FEC || CONFIG_ETHER_ON_FEC2 */ #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ #define CONFIG_8xx_CPUCLK_DEFAULT 50000000 #define CFG_8xx_CPUCLK_MIN 40000000 #ifdef CONFIG_MPC852T #define CFG_8xx_CPUCLK_MAX 50000000 #else #define CFG_8xx_CPUCLK_MAX 133000000 #endif /* CONFIG_MPC852T */ #define CONFIG_COMMANDS (CONFIG_CMD_DFL \ | CFG_CMD_DHCP \ | CFG_CMD_IMMAP \ | CFG_CMD_MII \ | CFG_CMD_PING \ ) /* This must be included AFTER the definition of CONFIG_COMMANDS */ #include <cmd_confdefs.h> #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */ #define CONFIG_BOOTCOMMAND "bootm fe040000" /* Autoboot command */ #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=1M(ROM)ro,-(root)" #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */ #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */ /*----------------------------------------------------------------------- * Miscellaneous configurable options */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #define CFG_HUSH_PARSER #define CFG_PROMPT_HUSH_PS2 "> " #define CFG_LONGHELP /* #undef to save memory */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) /* Print Buffer Size */ #define CFG_MAXARGS 16 /* Max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_LOAD_ADDR 0x400000 /* Default load address */ #define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /*----------------------------------------------------------------------- * RAM configuration (note that CFG_SDRAM_BASE must be zero) */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_SDRAM_MAX_SIZE 0x01000000 /* Up to 16 Mbyte */ #define CFG_MAMR 0x00002114 /* * 4096 Up to 4096 SDRAM rows * 1000 factor s -> ms * 32 PTP (pre-divider from MPTPR) * 4 Number of refresh cycles per period * 64 Refresh cycle in ms per number of rows */ #define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) #define CFG_MEMTEST_START 0x00100000 /* memtest works on */ #define CFG_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */ #define CFG_RESET_ADDRESS 0x09900000 /*----------------------------------------------------------------------- * For booting Linux, the board info and command line data * have to be in the first 8 MB of memory, since this is * the maximum mapped by the Linux kernel during initialization. */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 KB for Monitor */ #ifdef CONFIG_BZIP2 #define CFG_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */ #else #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */ #endif /* CONFIG_BZIP2 */ /*----------------------------------------------------------------------- * Flash organisation */ #define CFG_FLASH_BASE 0xFE000000 #define CFG_FLASH_CFI /* The flash is CFI compatible */ #define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ #define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */ #define CFG_MAX_FLASH_SECT 128 /* Max num of sects on one chip */ /* Environment is in flash */ #define CFG_ENV_IS_IN_FLASH #define CFG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */ #define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN) #define CONFIG_ENV_OVERWRITE #define CFG_OR0_PRELIM 0xFF000774 #define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_PS_16 | BR_MS_GPCM | BR_V) #define CFG_DIRECT_FLASH_TFTP /*----------------------------------------------------------------------- * Internal Memory Map Register */ #define CFG_IMMR 0xFF000000 /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in DPRAM) */ #define CFG_INIT_RAM_ADDR CFG_IMMR #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ #define CFG_GBL_DATA_SIZE 128 /* Size in bytes reserved for initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET /*----------------------------------------------------------------------- * Configuration registers */ #ifdef CONFIG_WATCHDOG #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \ SYPCR_SWP) #else #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ SYPCR_SWF | SYPCR_SWP) #endif /* CONFIG_WATCHDOG */ #define CFG_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11) /* TBSCR - Time Base Status and Control Register */ #define CFG_TBSCR (TBSCR_TBF | TBSCR_TBE) /* PISCR - Periodic Interrupt Status and Control */ #define CFG_PISCR (PISCR_PS | PISCR_PITF) /* PLPRCR - PLL, Low-Power, and Reset Control Register */ /* #define CFG_PLPRCR PLPRCR_TEXPS */ /* SCCR - System Clock and reset Control Register */ #define SCCR_MASK SCCR_EBDF11 #define CFG_SCCR SCCR_RTSEL #define CFG_DER 0 /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx chips */ /*----------------------------------------------------------------------- * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from flash */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #endif /* __CONFIG_H */