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Diffstat (limited to 'include/configs/hermes.h')
| -rw-r--r-- | include/configs/hermes.h | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/include/configs/hermes.h b/include/configs/hermes.h new file mode 100644 index 0000000..2d275f3 --- /dev/null +++ b/include/configs/hermes.h @@ -0,0 +1,340 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC860 1 /* This is a MPC860T CPU */ +#define CONFIG_HERMES 1 /* ...on a HERMES-PRO board */ + +#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ +#undef CONFIG_8xx_CONS_SMC2 +#undef CONFIG_8xx_CONS_NONE +#define CONFIG_BAUDRATE 9600 +#if 0 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#endif + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#define CONFIG_BOARD_TYPES 1 /* support board types */ + +#define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */ + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "bootp; " \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \ + "bootm" + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */ + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_COMMANDS CONFIG_CMD_DFL + +#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT + +/*----------------------------------------------------------------------*/ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/*----------------------------------------------------------------------*/ + +/* + * 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 0x00100000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */ + +#define CFG_LOAD_ADDR 0x00100000 /* default load address */ + +#define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CFG_ALLOC_DPRAM 1 /* use allocation routines */ +/* + * 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 /* Non-Standard value! */ + +/*----------------------------------------------------------------------- + * 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 0xFE000000 +#ifdef DEBUG +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#else +#define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */ +#endif +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#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 organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 124 /* 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 +#define CFG_ENV_OFFSET 0x4000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ +/*----------------------------------------------------------------------- + * 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 + * +0x0004 + */ +#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 + *----------------------------------------------------------------------- + * +0x0000 => 0x000000C0 + */ +#define CFG_SIUMCR 0 + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + * +0x0200 => 0x00C2 + */ +#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + * +0x0240 => 0x0082 + */ +#define CFG_PISCR (PISCR_PS | PISCR_PITF) + +/*----------------------------------------------------------------------- + * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 + *----------------------------------------------------------------------- + * Reset PLL lock status sticky bit, timer expired status bit and timer + * interrupt status bit, set PLL multiplication factor ! + */ +/* +0x0286 => 0x00B0D0C0 */ +#define CFG_PLPRCR \ + ( (11 << PLPRCR_MF_SHIFT) | \ + PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \ + /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \ + PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \ + ) + +/*----------------------------------------------------------------------- + * 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 + */ +#define SCCR_MASK SCCR_EBDF11 +/* +0x0282 => 0x03800000 */ +#define CFG_SCCR (SCCR_COM00 | SCCR_TBS | \ + SCCR_RTDIV | SCCR_RTSEL | \ + /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \ + SCCR_EBDF00 | SCCR_DFSYNC00 | \ + SCCR_DFBRG00 | SCCR_DFNL000 | \ + SCCR_DFNH000) + +/*----------------------------------------------------------------------- + * RTCSC - Real-Time Clock Status and Control Register 11-27 + *----------------------------------------------------------------------- + */ +/* +0x0220 => 0x00C3 */ +#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) + + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration Register 19-4 + *----------------------------------------------------------------------- + */ +/* +0x09C4 => TIMEP=1 */ +#define CFG_RCCR 0x0100 + +/*----------------------------------------------------------------------- + * RMDS - RISC Microcode Development Support Control Register + *----------------------------------------------------------------------- + */ +#define CFG_RMDS 0 + +/*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +/*#define CFG_DER 0x2002000F*/ +#define CFG_DER 0 + +/* + * Init Memory Controller: + * + * BR0 and OR0 (FLASH) + */ + +#define FLASH_BASE0_PRELIM 0xFE000000 /* FLASH bank #0 */ + +/* used to re-map FLASH + * restrict access enough to keep SRAM working (if any) + * but not too much to meddle with FLASH accesses + */ +/* allow for max 4 MB of Flash */ +#define CFG_REMAP_OR_AM 0xFFC00000 /* OR addr mask */ +#define CFG_PRELIM_OR_AM 0xFFC00000 /* OR addr mask */ + +/* FLASH timing: ACS = 11, TRLX = 1, CSNT = 1, SCY = 5, EHTR = 0 */ +#define CFG_OR_TIMING_FLASH ( OR_CSNT_SAM | /*OR_ACS_DIV4 |*/ OR_BI | \ + OR_SCY_5_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) +/* 8 bit, bank valid */ +#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V ) + +/* + * BR1/OR1 - SDRAM + * + * Multiplexed addresses, GPL5 output to GPL5_A (don't care) + */ +#define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM bank */ +#define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */ +#define SDRAM_TIMING 0x00000A00 /* SDRAM-Timing */ + +#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */ + +#define CFG_OR1_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) +#define CFG_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) + +/* + * BR2/OR2 - HPRO2: PEB2256 @ 0xE0000000, 8 Bit wide + */ +#define HPRO2_BASE 0xE0000000 +#define HPRO2_OR_AM 0xFFFF8000 +#define HPRO2_TIMING 0x00000934 + +#define CFG_OR2 (HPRO2_OR_AM | HPRO2_TIMING) +#define CFG_BR2 ((HPRO2_BASE & BR_BA_MSK) | BR_PS_8 | BR_V ) + +/* + * BR3/OR3: not used + * BR4/OR4: not used + * BR5/OR5: not used + * BR6/OR6: not used + * BR7/OR7: not used + */ + +/* + * MAMR settings for SDRAM + */ + +/* periodic timer for refresh */ +#define CFG_MAMR_PTA 97 /* start with divider for 100 MHz */ + +/* 8 column SDRAM */ +#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ + MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) +/* 9 column SDRAM */ +#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ + MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#endif /* __CONFIG_H */ |