| /* |
| * (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_SYS_TEXT_BASE 0xFE000000 |
| |
| #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 CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
| |
| #undef CONFIG_WATCHDOG /* watchdog disabled */ |
| |
| |
| /* |
| * Command line configuration. |
| */ |
| #include <config_cmd_default.h> |
| |
| |
| /* |
| * BOOTP options |
| */ |
| #define CONFIG_BOOTP_SUBNETMASK |
| #define CONFIG_BOOTP_GATEWAY |
| #define CONFIG_BOOTP_HOSTNAME |
| #define CONFIG_BOOTP_BOOTPATH |
| |
| |
| /* |
| * Miscellaneous configurable options |
| */ |
| #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
| #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ |
| #if defined(CONFIG_CMD_KGDB) |
| #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
| #else |
| #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
| #endif |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
| #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ |
| |
| #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ |
| #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */ |
| |
| #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */ |
| |
| #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ |
| |
| #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
| |
| #define CONFIG_SYS_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 CONFIG_SYS_IMMR 0xFF000000 /* Non-Standard value! */ |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in DPRAM) |
| */ |
| #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
| #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
| #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
| #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
| |
| /*----------------------------------------------------------------------- |
| * Start addresses for the final memory configuration |
| * (Set up by the startup code) |
| * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
| */ |
| #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
| #define CONFIG_SYS_FLASH_BASE 0xFE000000 |
| #ifdef DEBUG |
| #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
| #else |
| #define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */ |
| #endif |
| #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
| #define CONFIG_SYS_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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 124 /* max number of sectors on one chip */ |
| |
| #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
| #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ |
| |
| #define CONFIG_ENV_IS_IN_FLASH 1 |
| #define CONFIG_ENV_OFFSET 0x4000 /* Offset of Environment Sector */ |
| #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ |
| /*----------------------------------------------------------------------- |
| * Cache Configuration |
| */ |
| #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
| #if defined(CONFIG_CMD_KGDB) |
| #define CONFIG_SYS_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 CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
| SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
| #else |
| #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
| #endif |
| |
| /*----------------------------------------------------------------------- |
| * SIUMCR - SIU Module Configuration 11-6 |
| *----------------------------------------------------------------------- |
| * +0x0000 => 0x000000C0 |
| */ |
| #define CONFIG_SYS_SIUMCR 0 |
| |
| /*----------------------------------------------------------------------- |
| * TBSCR - Time Base Status and Control 11-26 |
| *----------------------------------------------------------------------- |
| * Clear Reference Interrupt Status, Timebase freezing enabled |
| * +0x0200 => 0x00C2 |
| */ |
| #define CONFIG_SYS_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 CONFIG_SYS_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 CONFIG_SYS_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 CONFIG_SYS_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 CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
| |
| |
| /*----------------------------------------------------------------------- |
| * RCCR - RISC Controller Configuration Register 19-4 |
| *----------------------------------------------------------------------- |
| */ |
| /* +0x09C4 => TIMEP=1 */ |
| #define CONFIG_SYS_RCCR 0x0100 |
| |
| /*----------------------------------------------------------------------- |
| * RMDS - RISC Microcode Development Support Control Register |
| *----------------------------------------------------------------------- |
| */ |
| #define CONFIG_SYS_RMDS 0 |
| |
| /*----------------------------------------------------------------------- |
| * |
| *----------------------------------------------------------------------- |
| * |
| */ |
| #define CONFIG_SYS_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 CONFIG_SYS_REMAP_OR_AM 0xFFC00000 /* OR addr mask */ |
| #define CONFIG_SYS_PRELIM_OR_AM 0xFFC00000 /* OR addr mask */ |
| |
| /* FLASH timing: ACS = 11, TRLX = 1, CSNT = 1, SCY = 5, EHTR = 0 */ |
| #define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | /*OR_ACS_DIV4 |*/ OR_BI | \ |
| OR_SCY_5_CLK | OR_TRLX) |
| |
| #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
| #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
| /* 8 bit, bank valid */ |
| #define CONFIG_SYS_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 CONFIG_SYS_OR1_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) |
| #define CONFIG_SYS_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 CONFIG_SYS_OR2 (HPRO2_OR_AM | HPRO2_TIMING) |
| #define CONFIG_SYS_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 CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */ |
| |
| /* 8 column SDRAM */ |
| #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_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 CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_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) |
| #endif /* __CONFIG_H */ |