/* * Parameters for GTH board * Based on FADS860T * by thomas.lange@corelatus.com * A collection of structures, addresses, and values associated with * the Motorola 860T FADS board. Copied from the MBX stuff. * Magnus Damm added defines for 8xxrom and extended bd_info. * Helmut Buchsbaum added bitvalues for BCSRx * * Copyright (c) 1998 Dan Malek (dmalek@jlc.net) */ /* * ff000000 -> ff00ffff : IMAP internal in the cpu * e0000000 -> ennnnnnn : pcmcia * 98000000 -> 983nnnnn : FPGA 4MB * 90000000 -> 903nnnnn : FPGA 4MB * 80000000 -> 80nnnnnn : flash connected to CS0, final ( real ) location * 00000000 -> nnnnnnnn : sdram */ /* ------------------------------------------------------------------------- */ /* * board/config.h - configuration options, board specific */ #ifndef __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options * (easy to change) */ #include #define CONFIG_MPC860 1 #define CONFIG_MPC860T 1 #define CONFIG_GTH 1 #define CONFIG_MISC_INIT_R 1 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ #undef CONFIG_8xx_CONS_SMC2 #undef CONFIG_8xx_CONS_NONE #define CONFIG_BAUDRATE 9600 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define MPC8XX_FACT 3 /* Multiply by 3 */ #define MPC8XX_XIN 16384000 /* 16.384 MHz */ #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT)) #define CONFIG_BOOTDELAY 1 /* autoboot after 0 seconds */ #define CONFIG_ENV_OVERWRITE 1 /* Allow change of ethernet address */ #define CONFIG_BOOT_RETRY_TIME 5 /* Retry boot in 5 secs */ #define CONFIG_RESET_TO_RETRY 1 /* If timeout waiting for command, perform a reset */ /* Only interrupt boot if space is pressed */ /* If a long serial cable is connected but */ /* other end is dead, garbage will be read */ #define CONFIG_AUTOBOOT_KEYED 1 #define CONFIG_AUTOBOOT_PROMPT "Press space to abort autoboot in %d second\n" #define CONFIG_AUTOBOOT_DELAY_STR "d" #define CONFIG_AUTOBOOT_STOP_STR " " #if 0 /* Net boot */ /* Loads a tftp image and starts it */ #define CONFIG_BOOTCOMMAND "bootp;bootm 100000" /* autoboot command */ #define CONFIG_BOOTARGS "panic=1" #else /* Compact flash boot */ #define CONFIG_BOOTARGS "panic=1 root=/dev/hda7" #define CONFIG_BOOTCOMMAND "disk 100000 0:5;bootm 100000" #endif /* Enable watchdog */ #define CONFIG_WATCHDOG 1 /* choose SCC1 ethernet (10BASET on motherboard) * or FEC ethernet (10/100 on daughterboard) */ #if 1 #define CONFIG_SCC1_ENET 1 /* use SCC1 ethernet */ #undef CONFIG_FEC_ENET /* disable FEC ethernet */ #define CFG_DISCOVER_PHY #else #undef CONFIG_SCC1_ENET /* disable SCC1 ethernet */ #define CONFIG_FEC_ENET 1 /* use FEC ethernet */ #define CFG_DISCOVER_PHY #endif #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured #endif #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_IDE) #define CONFIG_MAC_PARTITION #define CONFIG_DOS_PARTITION /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include /* * Miscellaneous configurable options */ #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 0x0100000 /* memtest works on */ #define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */ /* Default location to load data from net */ #define CFG_LOAD_ADDR 0x100000 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400 } /* * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. */ /*----------------------------------------------------------------------- * Internal Memory Mapped Register */ #define CFG_IMMR 0xFF000000 #define CFG_IMMR_SIZE ((uint)(64 * 1024)) /*----------------------------------------------------------------------- * 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 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 /*----------------------------------------------------------------------- * 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 0x80000000 #define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */ #define CFG_MONITOR_LEN (384 << 10) /* Reserve 384 kB for Monitor */ #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 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 8 /* max number of sectors on one chip */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #define CFG_ENV_IS_IN_FLASH 1 #undef CFG_ENV_IS_IN_EEPROM #define CFG_ENV_OFFSET 0x000E0000 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ #define CFG_ENV_SECT_SIZE 0x50000 /* see README - env sector total size */ /*----------------------------------------------------------------------- * Cache Configuration */ #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */ #endif /*----------------------------------------------------------------------- * SYPCR - System Protection Control 11-9 * SYPCR can only be written once after reset! *----------------------------------------------------------------------- * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze */ #if defined(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 /*----------------------------------------------------------------------- * SIUMCR - SIU Module Configuration 11-6 *----------------------------------------------------------------------- * PCMCIA config., multi-function pin tri-state */ #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) /*----------------------------------------------------------------------- * TBSCR - Time Base Status and Control 11-26 *----------------------------------------------------------------------- * Clear Reference Interrupt Status, Timebase freezing enabled */ #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) /*---------------------------------------------------------------------- * RTCSC - Real-Time Clock Status and Control Register 11-27 *----------------------------------------------------------------------- */ /*FIXME dont use for now */ /*#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */ /*#define CFG_RTCSC (RTCSC_RTF) */ /*----------------------------------------------------------------------- * PISCR - Periodic Interrupt Status and Control 11-31 *----------------------------------------------------------------------- * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled */ #define CFG_PISCR (PISCR_PS | PISCR_PITF) /* PITE */ /*----------------------------------------------------------------------- * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 *----------------------------------------------------------------------- * set the PLL, the low-power modes and the reset control (15-29) */ #define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \ PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) /*----------------------------------------------------------------------- * SCCR - System Clock and reset Control Register 15-27 *----------------------------------------------------------------------- * Set clock output, timebase and RTC source and divider, * power management and some other internal clocks */ /* FIXME check values */ #define SCCR_MASK SCCR_EBDF11 #define CFG_SCCR (SCCR_TBS|SCCR_RTSEL|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00) /*----------------------------------------------------------------------- * *----------------------------------------------------------------------- * */ #define CFG_DER 0 /* Because of the way the 860 starts up and assigns CS0 the * entire address space, we have to set the memory controller * differently. Normally, you write the option register * first, and then enable the chip select by writing the * base register. For CS0, you must write the base register * first, followed by the option register. */ /* * Init Memory Controller: * * BR0/1 and OR0/1 (FLASH) */ /* the other CS:s are determined by looking at parameters in BCSRx */ #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */ #define CFG_REMAP_OR_AM 0xFF800000 /* 4 MB OR addr mask */ #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */ #define FPGA_2_BASE 0x90000000 #define FPGA_3_BASE 0x98000000 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */ #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX) #define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH) #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/ #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16 ) /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #define CONFIG_ETHADDR DE:AD:BE:EF:00:01 /* Ethernet address */ #ifdef CONFIG_MPC860T /* Interrupt level assignments. */ #define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */ #endif /* CONFIG_MPC860T */ /* We don't use the 8259. */ #define NR_8259_INTS 0 /* Machine type */ #define _MACH_8xx (_MACH_gth) #ifdef CONFIG_MPC860 #define PCMCIA_SLOT_A 1 #define CONFIG_PCMCIA_SLOT_A 1 #endif #define CFG_PCMCIA_MEM_ADDR (0xE0000000) #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 ) #define CFG_PCMCIA_DMA_ADDR (0xE4000000) #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 ) #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000) #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 ) #define CFG_PCMCIA_IO_ADDR (0xEC000000) #define CFG_PCMCIA_IO_SIZE ( 64 << 20 ) #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ #undef CONFIG_IDE_LED /* LED for ide not supported */ #undef CONFIG_IDE_RESET /* reset for ide not supported */ #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */ #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ #define CFG_ATA_IDE0_OFFSET 0x0000 #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR /* Offset for data I/O */ #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320) /* Offset for normal register accesses */ #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320) /* Offset for alternate registers */ #define CFG_ATA_ALT_OFFSET 0x0100 #define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ /* Force it - dont measure it */ #define PA_FRONT_LED ((u16)0x4) /* PA 13 */ #define PA_FL_CONFIG ((u16)0x20) /* PA 10 */ #define PA_FL_CE ((u16)0x1000) /* PA 3 */ #define PB_ID_GND ((u32)1) /* PB 31 */ #define PB_REV_1 ((u32)2) /* PB 30 */ #define PB_REV_0 ((u32)4) /* PB 29 */ #define PB_BLUE_LED ((u32)0x400) /* PB 21 */ #define PB_EEPROM ((u32)0x800) /* PB 20 */ #define PB_ID_3 ((u32)0x2000) /* PB 18 */ #define PB_ID_2 ((u32)0x4000) /* PB 17 */ #define PB_ID_1 ((u32)0x8000) /* PB 16 */ #define PB_ID_0 ((u32)0x10000) /* PB 15 */ /* NOTE. This is reset for 100Mbit port only */ #define PC_ENET100_RESET ((ushort)0x0080) /* PC 8 */ #endif /* __CONFIG_H */