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Diffstat (limited to 'include/configs/rmu.h')
| -rw-r--r-- | include/configs/rmu.h | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/include/configs/rmu.h b/include/configs/rmu.h new file mode 100644 index 0000000000..0a94714f7b --- /dev/null +++ b/include/configs/rmu.h @@ -0,0 +1,379 @@ +/* + * (C) Copyright 2003 + * 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) + */ + +#undef CONFIG_MPC860 +#define CONFIG_MPC850 1 /* This is a MPC850 CPU */ +#define CONFIG_RPXLITE 1 /* RMU is the RPXlite clone */ +#define CONFIG_RMU 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 /* console baudrate = 9600bps */ +#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 */ + +#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_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) + +/* 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 0x0040000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00C0000 /* 4 ... 12 MB in DRAM */ + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * 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 0xFA200000 + +/*----------------------------------------------------------------------- + * 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 0xFF800000 +/*%%% #define CFG_FLASH_BASE 0xFFF00000 */ +#if defined(DEBUG) || (CONFIG_COMMANDS & CFG_CMD_IDE) +#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 0xFFF00000 +/*%%% #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 35 /* 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 0x00740000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */ +#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET) + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_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 | 0x00000600 | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 11-6 + *----------------------------------------------------------------------- + * PCMCIA config., multi-function pin tri-state + */ +#define CFG_SIUMCR (SIUMCR_MLRC10) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + */ +#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF | TBSCR_TBE) + +/*----------------------------------------------------------------------- + * RTCSC - Real-Time Clock Status and Control Register 11-27 + *----------------------------------------------------------------------- + */ +/*%%%#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */ +#define CFG_RTCSC (RTCSC_SEC | RTCSC_RTE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + */ +#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 + * + * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)! + */ +/* up to 50 MHz we use a 1:1 clock */ +#define CFG_PLPRCR ( (5 << PLPRCR_MF_SHIFT) | PLPRCR_TEXPS ) + +/*----------------------------------------------------------------------- + * 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_EBDF00 +/* up to 50 MHz we use a 1:1 clock */ +#define CFG_SCCR (SCCR_COM00 | SCCR_TBS) + +/*----------------------------------------------------------------------- + * PCMCIA stuff + *----------------------------------------------------------------------- + * + */ +#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 ) + +/*----------------------------------------------------------------------- + * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) + *----------------------------------------------------------------------- + */ + +#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 CFG_DER 0x2002000F*/ +#define CFG_DER 0 + +/* + * Init Memory Controller: + * + * BR0 and OR0 (FLASH) + */ + +#define FLASH_BASE_PRELIM 0xFE000000 /* FLASH base */ +#define CFG_PRELIM_OR_AM 0xFE000000 /* OR addr mask */ + +/* FLASH timing: ACS = 0, TRLX = 0, CSNT = 0, SCY = 4, ETHR = 0, BIH = 1 */ +#define CFG_OR_TIMING_FLASH (OR_SCY_4_CLK | OR_BI) + +#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) +#define CFG_BR0_PRELIM ((FLASH_BASE_PRELIM & BR_BA_MSK) | BR_V) + +/* + * BR1 and OR1 (SDRAM) + * + */ +#define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */ +#define SDRAM_MAX_SIZE 0x01000000 /* max 16 MB */ + +/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ +#define CFG_OR_TIMING_SDRAM 0x00000E00 + +#define CFG_OR1_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM ) +#define CFG_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) + +/* RPXLITE mem setting */ +#define CFG_BR3_PRELIM 0xFA400001 /* BCSR */ +#define CFG_OR3_PRELIM 0xFFFF8910 +#define CFG_BR4_PRELIM 0xFA000401 /* NVRAM&SRAM */ +#define CFG_OR4_PRELIM 0xFFFE0970 + +/* + * Memory Periodic Timer Prescaler + */ + +/* periodic timer for refresh */ +#define CFG_MAMR_PTA 20 + +/* + * Refresh clock Prescalar + */ +#define CFG_MPTPR MPTPR_PTP_DIV2 + +/* + * MAMR settings for SDRAM + */ + +/* 10 column SDRAM */ +#define CFG_MAMR_10COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ + MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ + MAMR_RLFA_16X | MAMR_WLFA_16X | MAMR_TLFA_16X) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* + * BCSRx + * + * Board Status and Control Registers + * + */ + +#define BCSR0 0xFA400000 +#define BCSR1 0xFA400001 +#define BCSR2 0xFA400002 +#define BCSR3 0xFA400003 + +#define BCSR0_ENMONXCVR 0x01 /* Monitor XVCR Control */ +#define BCSR0_ENNVRAM 0x02 /* CS4# Control */ +#define BCSR0_LED5 0x04 /* LED5 control 0='on' 1='off' */ +#define BCSR0_LED4 0x08 /* LED4 control 0='on' 1='off' */ +#define BCSR0_FULLDPLX 0x10 /* Ethernet XCVR Control */ +#define BCSR0_COLTEST 0x20 +#define BCSR0_ETHLPBK 0x40 +#define BCSR0_ETHEN 0x80 + +#define BCSR1_PCVCTL7 0x01 /* PC Slot B Control */ +#define BCSR1_PCVCTL6 0x02 +#define BCSR1_PCVCTL5 0x04 +#define BCSR1_PCVCTL4 0x08 +#define BCSR1_IPB5SEL 0x10 + +#define BCSR2_ENPA5HDR 0x08 /* USB Control */ +#define BCSR2_ENUSBCLK 0x10 +#define BCSR2_USBPWREN 0x20 +#define BCSR2_USBSPD 0x40 +#define BCSR2_USBSUSP 0x80 + +#define BCSR3_BWRTC 0x01 /* Real Time Clock Battery */ +#define BCSR3_BWNVR 0x02 /* NVRAM Battery */ +#define BCSR3_RDY_BSY 0x04 /* Flash Operation */ +#define BCSR3_RPXL 0x08 /* Reserved (reads back '1') */ +#define BCSR3_D27 0x10 /* Dip Switch settings */ +#define BCSR3_D26 0x20 +#define BCSR3_D25 0x40 +#define BCSR3_D24 0x80 + +#endif /* __CONFIG_H */ |
