diff options
Diffstat (limited to 'board/fads/fads.h')
| -rw-r--r-- | board/fads/fads.h | 449 |
1 files changed, 434 insertions, 15 deletions
diff --git a/board/fads/fads.h b/board/fads/fads.h index 0bd8e8403..668b906d5 100644 --- a/board/fads/fads.h +++ b/board/fads/fads.h @@ -1,7 +1,14 @@ /* - * (C) Copyright 2000 + * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * + * Derived from FADS860T definitions by Magnus Damm, Helmut Buchsbaum, + * and Dan Malek + * + * Modified by, Yuli Barcohen, Arabella Software Ltd., yuli@arabellasw.com + * + * This header file contains values common to all FADS family boards. + * * See file CREDITS for list of people who contributed to this * project. * @@ -22,23 +29,435 @@ */ /**************************************************************************** - * FLASH Memory Map as used by FADS Monitor: + * Flash Memory Map as used by U-Boot: * * Start Address Length * +-----------------------+ 0xFE00_0000 Start of Flash ----------------- - * | MON8xx code | 0xFE00_0100 Reset Vector - * +-----------------------+ 0xFE0?_???? - * | (unused) | - * +-----------------------+ 0xFE01_FF00 - * | Ethernet Addresses | 0x78 - * +-----------------------+ 0xFE01_FF78 - * | (Reserved for MON8xx) | 0x44 - * +-----------------------+ 0xFE01_FFBC - * | Lock Address | 0x04 - * +-----------------------+ 0xFE01_FFC0 ^ - * | Hardware Information | 0x40 | MON8xx - * +=======================+ 0xFE02_0000 (sector border) ----------------- - * | Autostart Header | | Applications + * | | 0xFE00_0100 Reset Vector + * + + 0xFE0?_???? + * | U-Boot code | + * | | + * +-----------------------+ 0xFE04_0000 (sector border) + * | | + * | | + * | U-Boot environment | + * | | ^ + * | | | U-Boot + * +=======================+ 0xFE08_0000 (sector border) ----------------- + * | Available | | Applications * | ... | v * *****************************************************************************/ +/* should ALWAYS define this, measure_gclk in speed.c is unreliable */ +/* in general, we always know this for FADS+new ADS anyway */ +#define CONFIG_8xx_GCLK_FREQ ((CFG_8XX_XIN) * (CFG_8XX_FACT)) + +#if 0 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#endif + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "dhcp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/* + * New MPC86xADS and Duet provide two Ethernet connectivity options: + * 10Mbit/s on SCC and 100Mbit/s on FEC. FADS provides SCC Ethernet on + * motherboard and FEC Ethernet on daughterboard. All new PQ1 chips have + * got FEC so FEC is the default. + */ +#ifndef CONFIG_ADS +#undef CONFIG_SCC1_ENET /* Disable SCC1 ethernet */ +#define CONFIG_FEC_ENET /* Use FEC ethernet */ +#else /* Old ADS has not got FEC option */ +#define CONFIG_SCC1_ENET /* Use SCC1 ethernet */ +#undef CONFIG_FEC_ENET /* No FEC ethernet */ +#endif /* !CONFIG_ADS */ + +#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) +#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured +#endif + +#ifdef CONFIG_FEC_ENET +#define CFG_DISCOVER_PHY +#endif + +#ifndef CONFIG_COMMANDS +#define CONFIG_COMMANDS (CONFIG_CMD_DFL \ + | CFG_CMD_DHCP \ + | CFG_CMD_IMMAP \ + | CFG_CMD_MII \ + | CFG_CMD_PING \ + ) +#endif /* !CONFIG_COMMANDS */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +/* + * Miscellaneous configurable options + */ +#undef 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_LOAD_ADDR 0x00100000 + +#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 0xFF000000 + +/*----------------------------------------------------------------------- + * 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 +#if defined(CONFIG_MPC86xADS) || defined(CONFIG_DUET_ADS) /* New ADS or Duet */ +#define CFG_SDRAM_SIZE 0x00800000 /* 8 Mbyte */ +#elif defined(CONFIG_FADS) /* Old/new FADS */ +#define CFG_SDRAM_SIZE 0x00400000 /* 4 Mbyte */ +#else /* Old ADS */ +#define CFG_SDRAM_SIZE 0x00000000 /* No SDRAM */ +#endif + +#define CFG_MEMTEST_START 0x0100000 /* memtest works on */ +#if (CFG_SDRAM_SIZE) +#define CFG_MEMTEST_END CFG_SDRAM_SIZE /* 1 ... SDRAM_SIZE */ +#else +#define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */ +#endif /* CFG_SDRAM_SIZE */ + +/* + * 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_FLASH_BASE TEXT_BASE +#define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */ + +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 16 /* 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_SECT_SIZE 0x40000 /* see README - env sector total size */ +#define CFG_ENV_OFFSET CFG_ENV_SECT_SIZE +#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment */ + +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */ +#define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */ + +/*----------------------------------------------------------------------- + * 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 + +/*----------------------------------------------------------------------- + * I2C configuration + */ +#if (CONFIG_COMMANDS & CFG_CMD_I2C) +#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address defaults */ +#define CFG_I2C_SLAVE 0x7F +#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 | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) +#endif + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 11-6 + *----------------------------------------------------------------------- + * PCMCIA config., multi-function pin tri-state + */ +#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freezing enabled + */ +#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 11-31 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled + */ +#define CFG_PISCR (PISCR_PS | PISCR_PITF) + +/*----------------------------------------------------------------------- + * 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 +#define CFG_SCCR (SCCR_TBS|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00) + + /*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +#define CFG_DER 0 + +/* Because of the way the 860 starts up and assigns CS0 the +* entire address space, we have to set the memory controller +* differently. Normally, you write the option register +* first, and then enable the chip select by writing the +* base register. For CS0, you must write the base register +* first, followed by the option register. +*/ + +/* + * Init Memory Controller: + * + * BR0/OR0 (Flash) + * BR1/OR1 (BCSR) + */ +/* the other CS:s are determined by looking at parameters in BCSRx */ + +#define BCSR_ADDR ((uint) 0xFF080000) + +#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */ + +/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */ +#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX) + +#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 8 Mbyte until detected */ +#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BR_BA_MSK) | BR_V ) + +/* BCSRx - Board Control and Status Registers */ +#define CFG_OR1_PRELIM 0xFFFF8110 /* 64Kbyte address space */ +#define CFG_BR1_PRELIM ((BCSR_ADDR) | BR_V) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* values according to the manual */ + +#define PCMCIA_MEM_ADDR ((uint)0xFF020000) +#define PCMCIA_MEM_SIZE ((uint)(64 * 1024)) + +#define BCSR0 ((uint) (BCSR_ADDR + 0x00)) +#define BCSR1 ((uint) (BCSR_ADDR + 0x04)) +#define BCSR2 ((uint) (BCSR_ADDR + 0x08)) +#define BCSR3 ((uint) (BCSR_ADDR + 0x0c)) +#define BCSR4 ((uint) (BCSR_ADDR + 0x10)) + +/* + * (F)ADS bitvalues by Helmut Buchsbaum + * + * See User's Manual for a proper + * description of the following structures + */ + +#define BCSR0_ERB ((uint)0x80000000) +#define BCSR0_IP ((uint)0x40000000) +#define BCSR0_BDIS ((uint)0x10000000) +#define BCSR0_BPS_MASK ((uint)0x0C000000) +#define BCSR0_ISB_MASK ((uint)0x01800000) +#define BCSR0_DBGC_MASK ((uint)0x00600000) +#define BCSR0_DBPC_MASK ((uint)0x00180000) +#define BCSR0_EBDF_MASK ((uint)0x00060000) + +#define BCSR1_FLASH_EN ((uint)0x80000000) +#define BCSR1_DRAM_EN ((uint)0x40000000) +#define BCSR1_ETHEN ((uint)0x20000000) +#define BCSR1_IRDEN ((uint)0x10000000) +#define BCSR1_FLASH_CFG_EN ((uint)0x08000000) +#define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000) +#define BCSR1_BCSR_EN ((uint)0x02000000) +#define BCSR1_RS232EN_1 ((uint)0x01000000) +#define BCSR1_PCCEN ((uint)0x00800000) +#define BCSR1_PCCVCC0 ((uint)0x00400000) +#define BCSR1_PCCVPP_MASK ((uint)0x00300000) +#define BCSR1_DRAM_HALF_WORD ((uint)0x00080000) +#define BCSR1_RS232EN_2 ((uint)0x00040000) +#define BCSR1_SDRAM_EN ((uint)0x00020000) +#define BCSR1_PCCVCC1 ((uint)0x00010000) + +#define BCSR1_PCCVCCON BCSR1_PCCVCC0 + +#define BCSR2_FLASH_PD_MASK ((uint)0xF0000000) +#define BCSR2_DRAM_PD_MASK ((uint)0x07800000) +#define BCSR2_DRAM_PD_SHIFT 23 +#define BCSR2_EXTTOLI_MASK ((uint)0x00780000) +#define BCSR2_DBREVNR_MASK ((uint)0x00030000) + +#define BCSR3_DBID_MASK ((ushort)0x3800) +#define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400) +#define BCSR3_BREVNR0 ((ushort)0x0080) +#define BCSR3_FLASH_PD_MASK ((ushort)0x0070) +#define BCSR3_BREVN1 ((ushort)0x0008) +#define BCSR3_BREVN2_MASK ((ushort)0x0003) + +#define BCSR4_ETHLOOP ((uint)0x80000000) +#define BCSR4_TFPLDL ((uint)0x40000000) +#define BCSR4_TPSQEL ((uint)0x20000000) +#define BCSR4_SIGNAL_LAMP ((uint)0x10000000) +#define BCSR4_FETH_EN ((uint)0x08000000) +#define BCSR4_FETHCFG0 ((uint)0x04000000) +#define BCSR4_FETHFDE ((uint)0x02000000) +#define BCSR4_FETHCFG1 ((uint)0x00400000) +#define BCSR4_FETHRST ((uint)0x00200000) + +#ifdef CONFIG_MPC823 +#define BCSR4_USB_EN ((uint)0x08000000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC860SAR +#define BCSR4_UTOPIA_EN ((uint)0x08000000) +#endif /* CONFIG_MPC860SAR */ +#ifdef CONFIG_MPC860T +#define BCSR4_FETH_EN ((uint)0x08000000) +#endif /* CONFIG_MPC860T */ +#ifdef CONFIG_MPC823 +#define BCSR4_USB_SPEED ((uint)0x04000000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC860T +#define BCSR4_FETHCFG0 ((uint)0x04000000) +#endif /* CONFIG_MPC860T */ +#ifdef CONFIG_MPC823 +#define BCSR4_VCCO ((uint)0x02000000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC860T +#define BCSR4_FETHFDE ((uint)0x02000000) +#endif /* CONFIG_MPC860T */ +#ifdef CONFIG_MPC823 +#define BCSR4_VIDEO_ON ((uint)0x00800000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC823 +#define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC860T +#define BCSR4_FETHCFG1 ((uint)0x00400000) +#endif /* CONFIG_MPC860T */ +#ifdef CONFIG_MPC823 +#define BCSR4_VIDEO_RST ((uint)0x00200000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC860T +#define BCSR4_FETHRST ((uint)0x00200000) +#endif /* CONFIG_MPC860T */ +#ifdef CONFIG_MPC823 +#define BCSR4_MODEM_EN ((uint)0x00100000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC823 +#define BCSR4_DATA_VOICE ((uint)0x00080000) +#endif /* CONFIG_MPC823 */ +#ifdef CONFIG_MPC850 +#define BCSR4_DATA_VOICE ((uint)0x00080000) +#endif /* CONFIG_MPC850 */ + +/* We don't use the 8259. +*/ +#define NR_8259_INTS 0 + +/* Machine type +*/ +#define _MACH_8xx (_MACH_fads) + +/*----------------------------------------------------------------------- + * PCMCIA stuff + *----------------------------------------------------------------------- + */ +#if !defined(CONFIG_MPC823) && !defined(CONFIG_MPC850) +#define PCMCIA_SLOT_A 1 +#endif + +#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 + *----------------------------------------------------------------------- + */ +#define CONFIG_MAC_PARTITION 1 +#define CONFIG_DOS_PARTITION 1 +#define CONFIG_ISO_PARTITION 1 + +#undef CONFIG_ATAPI +#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. 2 IDE busses */ +#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */ + +#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR +#define CFG_ATA_IDE0_OFFSET 0x0000 + +/* 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 0x0000 + +#define CONFIG_DISK_SPINUP_TIME 1000000 +#undef CONFIG_DISK_SPINUP_TIME /* usinī Compact Flash */ |