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Diffstat (limited to 'include/configs/CPC45.h')
| -rw-r--r-- | include/configs/CPC45.h | 448 |
1 files changed, 448 insertions, 0 deletions
diff --git a/include/configs/CPC45.h b/include/configs/CPC45.h new file mode 100644 index 0000000..ed843d4 --- /dev/null +++ b/include/configs/CPC45.h @@ -0,0 +1,448 @@ +/* + * (C) Copyright 2001-2003 + * 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 + */ + +/* + * + * Configuration settings for the CPC45 board. + * + */ + +/* ------------------------------------------------------------------------- */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC824X 1 +#define CONFIG_MPC8245 1 +#define CONFIG_CPC45 1 + + +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 9600 +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo" + +#define CONFIG_BOOTDELAY 5 + +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) + +#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ + CFG_CMD_BEDBUG | \ + CFG_CMD_DHCP | \ + CFG_CMD_PCI | \ + 0 /* CFG_CMD_DATE */ ) + +/* 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 */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ + +#if 1 +#define CFG_HUSH_PARSER 1 /* use "hush" command parser */ +#endif +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* Print Buffer Size + */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) + +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ +#define CFG_LOAD_ADDR 0x00100000 /* Default load address */ + +/*----------------------------------------------------------------------- + * 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 + +#if defined(CONFIG_BOOT_ROM) +#define CFG_FLASH_BASE 0xFF000000 +#else +#define CFG_FLASH_BASE 0xFF800000 +#endif + +#define CFG_RESET_ADDRESS 0xFFF00100 + +#define CFG_EUMB_ADDR 0xFCE00000 + +#define CFG_MONITOR_BASE TEXT_BASE + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ + +#define CFG_MEMTEST_START 0x00004000 /* memtest works on */ +#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */ + + /* Maximum amount of RAM. + */ +#define CFG_MAX_RAM_SIZE 0x10000000 + + +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE +#undef CFG_RAMBOOT +#else +#define CFG_RAMBOOT +#endif + + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area + */ + + /* Size in bytes reserved for initial data + */ +#define CFG_GBL_DATA_SIZE 128 + +#define CFG_INIT_RAM_ADDR 0x40000000 +#define CFG_INIT_RAM_END 0x1000 +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) + +/* + * NS16550 Configuration + */ +#define CFG_NS16550 +#define CFG_NS16550_SERIAL + +#define CFG_NS16550_REG_SIZE 1 + +#define CFG_NS16550_CLK get_bus_freq(0) + +#define CFG_NS16550_COM1 (CFG_EUMB_ADDR + 0x4500) +#define CFG_NS16550_COM2 (CFG_EUMB_ADDR + 0x4600) +#define DUART_DCR (CFG_EUMB_ADDR + 0x4511) + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + * For the detail description refer to the MPC8240 user's manual. + */ + +#define CONFIG_SYS_CLK_FREQ 33000000 +#define CFG_HZ 1000 +/* + * SDRAM Configuration Settings + * Please note: currently only 64 and 128 MB SDRAM size supported + * set CFG_SDRAM_SIZE to 64 or 128 + * Memory configuration using SPD information stored on the SODIMMs + * not yet supported. + */ + +#define CFG_SDRAM_SIZE 64 /* SDRAM size -- 64 or 128 MB supported */ + + /* Bit-field values for MCCR1. + */ +#define CFG_ROMNAL 0 +#define CFG_ROMFAL 7 + +#if (CFG_SDRAM_SIZE == 64) /* 64 MB */ +#define CFG_BANK0_ROW 0 /* SDRAM bank 7-0 row address */ +#elif (CFG_SDRAM_SIZE == 128) /* 128 MB */ +#define CFG_BANK0_ROW 2 /* SDRAM bank 7-0 row address */ +#else +# error "SDRAM size not supported" +#endif +#define CFG_BANK1_ROW 0 +#define CFG_BANK2_ROW 0 +#define CFG_BANK3_ROW 0 +#define CFG_BANK4_ROW 0 +#define CFG_BANK5_ROW 0 +#define CFG_BANK6_ROW 0 +#define CFG_BANK7_ROW 0 + + /* Bit-field values for MCCR2. + */ +#define CFG_REFINT 430 /* Refresh interval */ + + /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. + */ +#define CFG_BSTOPRE 192 + + /* Bit-field values for MCCR3. + */ +#define CFG_REFREC 2 /* Refresh to activate interval */ +#define CFG_RDLAT 3 /* Data latancy from read command */ + + /* Bit-field values for MCCR4. + */ +#define CFG_PRETOACT 2 /* Precharge to activate interval */ +#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */ +#define CFG_SDMODE_CAS_LAT 2 /* SDMODE CAS latancy */ +#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */ +#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length */ +#define CFG_ACTORW 2 +#define CFG_REGISTERD_TYPE_BUFFER 1 +#define CFG_EXTROM 1 +#define CFG_REGDIMM 0 + +/* Memory bank settings. + * Only bits 20-29 are actually used from these vales to set the + * start/end addresses. The upper two bits will always be 0, and the lower + * 20 bits will be 0x00000 for a start address, or 0xfffff for an end + * address. Refer to the MPC8240 book. + */ + +#define CFG_BANK0_START 0x00000000 +#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1) +#define CFG_BANK0_ENABLE 1 +#define CFG_BANK1_START 0x3ff00000 +#define CFG_BANK1_END 0x3fffffff +#define CFG_BANK1_ENABLE 0 +#define CFG_BANK2_START 0x3ff00000 +#define CFG_BANK2_END 0x3fffffff +#define CFG_BANK2_ENABLE 0 +#define CFG_BANK3_START 0x3ff00000 +#define CFG_BANK3_END 0x3fffffff +#define CFG_BANK3_ENABLE 0 +#define CFG_BANK4_START 0x3ff00000 +#define CFG_BANK4_END 0x3fffffff +#define CFG_BANK4_ENABLE 0 +#define CFG_BANK5_START 0x3ff00000 +#define CFG_BANK5_END 0x3fffffff +#define CFG_BANK5_ENABLE 0 +#define CFG_BANK6_START 0x3ff00000 +#define CFG_BANK6_END 0x3fffffff +#define CFG_BANK6_ENABLE 0 +#define CFG_BANK7_START 0x3ff00000 +#define CFG_BANK7_END 0x3fffffff +#define CFG_BANK7_ENABLE 0 + +#define CFG_ODCR 0xff + +#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) + +#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) +#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_IBAT3L (0xFC000000 | BATL_PP_10 | BATL_CACHEINHIBIT) +#define CFG_IBAT3U (0xFC000000 | BATU_BL_64M | BATU_VS | BATU_VP) + +#define CFG_DBAT0L CFG_IBAT0L +#define CFG_DBAT0U CFG_IBAT0U +#define CFG_DBAT1L CFG_IBAT1L +#define CFG_DBAT1U CFG_IBAT1U +#define CFG_DBAT2L CFG_IBAT2L +#define CFG_DBAT2U CFG_IBAT2U +#define CFG_DBAT3L CFG_IBAT3L +#define CFG_DBAT3U CFG_IBAT3U + +/* + * 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 flash banks */ +#define CFG_MAX_FLASH_SECT 39 /* Max number of sectors in one bank */ +#define INTEL_ID_28F160F3T 0x88F388F3 /* 16M = 1M x 16 top boot sector */ +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + + /* Warining: environment is not EMBEDDED in the ppcboot code. + * It's stored in flash separately. + */ +#define CFG_ENV_IS_IN_FLASH 1 + +#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x7C0000) +#define CFG_ENV_SIZE 0x4000 /* Size of the Environment */ +#define CFG_ENV_OFFSET 0 /* starting right at the beginning */ +#define CFG_ENV_SECT_SIZE 0x8000 /* Size of the Environment Sector */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + + +#define SRAM_BASE 0x80000000 /* SRAM base address */ +#define SRAM_END 0x801FFFFF + +/*---------------------------------------------------------------------*/ +/* CPC45 Memory Map */ +/*---------------------------------------------------------------------*/ +#define SRAM_BASE 0x80000000 /* SRAM base address */ +#define ST16552_A_BASE 0x80200000 /* ST16552 channel A */ +#define ST16552_B_BASE 0x80400000 /* ST16552 channel A */ +#define BCSR_BASE 0x80600000 /* board control / status registers */ +#define DISPLAY_BASE 0x80600040 /* DISPLAY base */ +#define PCMCIA_MEM_BASE 0x81000000 /* PCMCIA memory window base */ +#define PCMCIA_IO_BASE 0xFE000000 /* PCMCIA IO window base */ + + +/*---------------------------------------------------------------------*/ +/* CPC45 Control/Status Registers */ +/*---------------------------------------------------------------------*/ +#define IRQ_ENA_1 *((volatile uchar*)(BCSR_BASE + 0x00)) +#define IRQ_STAT_1 *((volatile uchar*)(BCSR_BASE + 0x01)) +#define IRQ_ENA_2 *((volatile uchar*)(BCSR_BASE + 0x02)) +#define IRQ_STAT_2 *((volatile uchar*)(BCSR_BASE + 0x03)) +#define BOARD_CTRL *((volatile uchar*)(BCSR_BASE + 0x04)) +#define BOARD_STAT *((volatile uchar*)(BCSR_BASE + 0x05)) +#define WDG_START *((volatile uchar*)(BCSR_BASE + 0x06)) +#define WDG_PRESTOP *((volatile uchar*)(BCSR_BASE + 0x06)) +#define WDG_STOP *((volatile uchar*)(BCSR_BASE + 0x06)) +#define BOARD_REV *((volatile uchar*)(BCSR_BASE + 0x07)) + +/* IRQ_ENA_1 bit definitions */ +#define I_ENA_1_IERA 0x80 /* INTA enable */ +#define I_ENA_1_IERB 0x40 /* INTB enable */ +#define I_ENA_1_IERC 0x20 /* INTC enable */ +#define I_ENA_1_IERD 0x10 /* INTD enable */ + +/* IRQ_STAT_1 bit definitions */ +#define I_STAT_1_INTA 0x80 /* INTA status */ +#define I_STAT_1_INTB 0x40 /* INTB status */ +#define I_STAT_1_INTC 0x20 /* INTC status */ +#define I_STAT_1_INTD 0x10 /* INTD status */ + +/* IRQ_ENA_2 bit definitions */ +#define I_ENA_2_IEAB 0x80 /* ABORT IRQ enable */ +#define I_ENA_2_IEK1 0x40 /* KEY1 IRQ enable */ +#define I_ENA_2_IEK2 0x20 /* KEY2 IRQ enable */ +#define I_ENA_2_IERT 0x10 /* RTC IRQ enable */ +#define I_ENA_2_IESM 0x08 /* LM81 IRQ enable */ +#define I_ENA_2_IEDG 0x04 /* DEGENERATING IRQ enable */ +#define I_ENA_2_IES2 0x02 /* ST16552/B IRQ enable */ +#define I_ENA_2_IES1 0x01 /* ST16552/A IRQ enable */ + +/* IRQ_STAT_2 bit definitions */ +#define I_STAT_2_ABO 0x80 /* ABORT IRQ status */ +#define I_STAT_2_KY1 0x40 /* KEY1 IRQ status */ +#define I_STAT_2_KY2 0x20 /* KEY2 IRQ status */ +#define I_STAT_2_RTC 0x10 /* RTC IRQ status */ +#define I_STAT_2_SMN 0x08 /* LM81 IRQ status */ +#define I_STAT_2_DEG 0x04 /* DEGENERATING IRQ status */ +#define I_STAT_2_SIO2 0x02 /* ST16552/B IRQ status */ +#define I_STAT_2_SIO1 0x01 /* ST16552/A IRQ status */ + +/* BOARD_CTRL bit definitions */ +#define USER_LEDS 2 /* 2 user LEDs */ + +#if (USER_LEDS == 4) +#define B_CTRL_WRSE 0x80 +#define B_CTRL_KRSE 0x40 +#define B_CTRL_FWRE 0x20 /* Flash write enable */ +#define B_CTRL_FWPT 0x10 /* Flash write protect */ +#define B_CTRL_LED3 0x08 /* LED 3 control */ +#define B_CTRL_LED2 0x04 /* LED 2 control */ +#define B_CTRL_LED1 0x02 /* LED 1 control */ +#define B_CTRL_LED0 0x01 /* LED 0 control */ +#else +#define B_CTRL_WRSE 0x80 +#define B_CTRL_KRSE 0x40 +#define B_CTRL_FWRE_1 0x20 /* Flash write enable */ +#define B_CTRL_FWPT_1 0x10 /* Flash write protect */ +#define B_CTRL_LED1 0x08 /* LED 1 control */ +#define B_CTRL_LED0 0x04 /* LED 0 control */ +#define B_CTRL_FWRE_0 0x02 /* Flash write enable */ +#define B_CTRL_FWPT_0 0x01 /* Flash write protect */ +#endif + +/* BOARD_STAT bit definitions */ +#define B_STAT_WDGE 0x80 +#define B_STAT_WDGS 0x40 +#define B_STAT_WRST 0x20 +#define B_STAT_KRST 0x10 +#define B_STAT_CSW3 0x08 /* sitch bit 3 status */ +#define B_STAT_CSW2 0x04 /* sitch bit 2 status */ +#define B_STAT_CSW1 0x02 /* sitch bit 1 status */ +#define B_STAT_CSW0 0x01 /* sitch bit 0 status */ + +/*---------------------------------------------------------------------*/ +/* Display addresses */ +/*---------------------------------------------------------------------*/ +#define DISP_UDC_RAM (DISPLAY_BASE + 0x08) /* UDC RAM */ +#define DISP_CHR_RAM (DISPLAY_BASE + 0x18) /* character Ram */ +#define DISP_FLASH (DISPLAY_BASE + 0x20) /* Flash Ram */ + +#define DISP_UDC_ADR *((volatile uchar*)(DISPLAY_BASE + 0x00)) /* UDC Address Reg. */ +#define DISP_CWORD *((volatile uchar*)(DISPLAY_BASE + 0x10)) /* Control Word Reg. */ + +#define DISP_DIG0 *((volatile uchar*)(DISP_CHR_RAM + 0x00)) /* Digit 0 address */ +#define DISP_DIG1 *((volatile uchar*)(DISP_CHR_RAM + 0x01)) /* Digit 0 address */ +#define DISP_DIG2 *((volatile uchar*)(DISP_CHR_RAM + 0x02)) /* Digit 0 address */ +#define DISP_DIG3 *((volatile uchar*)(DISP_CHR_RAM + 0x03)) /* Digit 0 address */ +#define DISP_DIG4 *((volatile uchar*)(DISP_CHR_RAM + 0x04)) /* Digit 0 address */ +#define DISP_DIG5 *((volatile uchar*)(DISP_CHR_RAM + 0x05)) /* Digit 0 address */ +#define DISP_DIG6 *((volatile uchar*)(DISP_CHR_RAM + 0x06)) /* Digit 0 address */ +#define DISP_DIG7 *((volatile uchar*)(DISP_CHR_RAM + 0x07)) /* Digit 0 address */ + + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define CONFIG_PCI /* include pci support */ +#undef CONFIG_PCI_PNP + +#define CONFIG_NET_MULTI /* Multi ethernet cards support */ + +#define CONFIG_EEPRO100 + +#define PCI_ENET0_IOADDR 0x00104000 +#define PCI_ENET0_MEMADDR 0x82000000 +#define PCI_PLX9030_MEMADDR 0x82100000 +#endif /* __CONFIG_H */ |