--- /dev/null
+/*
+ * (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 */
projects / karo-tx-uboot.git / commitdiff