X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fconfigs%2Fsbc8260.h;h=bfa0389fdab5ef2b63780b634cfa17c4587c8ea3;hb=2ae1824196884ba2bafffb7c0d3e8297350591e9;hp=cf5ef63d1a27675b015746d170abb302e4c0a169;hpb=466b74108f5344da0b9afb9b857a8f9e4cf4e656;p=platform%2Fkernel%2Fu-boot.git diff --git a/include/configs/sbc8260.h b/include/configs/sbc8260.h index cf5ef63..bfa0389 100644 --- a/include/configs/sbc8260.h +++ b/include/configs/sbc8260.h @@ -1,9 +1,17 @@ /* - * (C) Copyright 2002,2003 Motorola,Inc. - * Xianghua Xiao + * (C) Copyright 2000 + * Murray Jensen * - * (C) Copyright 2004 Wind River Systems Inc . - * Added support for Wind River SBC8560 board + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * (C) Copyright 2001 + * Advent Networks, Inc. + * Jay Monkman + * + * Configuration settings for the WindRiver SBC8260 board. + * See http://www.windriver.com/products/html/sbc8260.html * * See file CREDITS for list of people who contributed to this * project. @@ -24,375 +32,1059 @@ * MA 02111-1307 USA */ -/* mpc8560ads board configuration file */ -/* please refer to doc/README.mpc85xx for more info */ -/* make sure you change the MAC address and other network params first, - * search for CONFIG_ETHADDR,CONFIG_SERVERIP,etc in this file - */ - #ifndef __CONFIG_H #define __CONFIG_H -/* High Level Configuration Options */ -#define CONFIG_BOOKE 1 /* BOOKE */ -#define CONFIG_E500 1 /* BOOKE e500 family */ -#define CONFIG_MPC85xx 1 /* MPC8540/MPC8560 */ -#define CONFIG_MPC85xx_REV1 1 /* MPC85xx Rev 1.0 chip */ +#define CONFIG_SYS_TEXT_BASE 0x40000000 +/* Enable debug prints */ +#undef DEBUG_BOOTP_EXT /* Debug received vendor fields */ -#define CONFIG_MPC8560 1 /* MPC8560 specific */ -#define CONFIG_SBC8560 1 /* configuration for SBC8560 board */ +/***************************************************************************** + * + * These settings must match the way _your_ board is set up + * + *****************************************************************************/ -/* XXX flagging this as something I might want to delete */ -#define CONFIG_MPC8560ADS 1 /* MPC8560ADS board specific */ +/* What is the oscillator's (UX2) frequency in Hz? */ +#define CONFIG_8260_CLKIN (66 * 1000 * 1000) -#define CONFIG_TSEC_ENET /* tsec ethernet support */ -#undef CONFIG_PCI /* pci ethernet support */ -#undef CONFIG_ETHER_ON_FCC /* cpm FCC ethernet support */ +/*----------------------------------------------------------------------- + * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual + *----------------------------------------------------------------------- + * What should MODCK_H be? It is dependent on the oscillator + * frequency, MODCK[1-3], and desired CPM and core frequencies. + * Here are some example values (all frequencies are in MHz): + * + * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8 + * ------- ---------- --- --- ---- ----- ----- ----- + * 0x1 0x5 33 100 133 Open Close Open + * 0x1 0x6 33 100 166 Open Open Close + * 0x1 0x7 33 100 200 Open Open Open + * + * 0x2 0x2 33 133 133 Close Open Close + * 0x2 0x3 33 133 166 Close Open Open + * 0x2 0x4 33 133 200 Open Close Close + * 0x2 0x5 33 133 233 Open Close Open + * 0x2 0x6 33 133 266 Open Open Close + * + * 0x5 0x5 66 133 133 Open Close Open + * 0x5 0x6 66 133 166 Open Open Close + * 0x5 0x7 66 133 200 Open Open Open + * 0x6 0x0 66 133 233 Close Close Close + * 0x6 0x1 66 133 266 Close Close Open + * 0x6 0x2 66 133 300 Close Open Close + */ +#define CONFIG_SYS_SBC_MODCK_H 0x05 +/* Define this if you want to boot from 0x00000100. If you don't define + * this, you will need to program the bootloader to 0xfff00000, and + * get the hardware reset config words at 0xfe000000. The simplest + * way to do that is to program the bootloader at both addresses. + * It is suggested that you just let U-Boot live at 0x00000000. + */ +#define CONFIG_SYS_SBC_BOOT_LOW 1 -#define CONFIG_ENV_OVERWRITE +/* What should the base address of the main FLASH be and how big is + * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/sbc8260/config.mk + * The main FLASH is whichever is connected to *CS0. U-Boot expects + * this to be the SIMM. + */ +#define CONFIG_SYS_FLASH0_BASE 0x40000000 +#define CONFIG_SYS_FLASH0_SIZE 4 -/* Using Localbus SDRAM to emulate flash before we can program the flash, - * normally you need a flash-boot image(u-boot.bin), if so undef this. +/* What should the base address of the secondary FLASH be and how big + * is it (in Mbytes)? The secondary FLASH is whichever is connected + * to *CS6. U-Boot expects this to be the on board FLASH. If you don't + * want it enabled, don't define these constants. */ -#undef CONFIG_RAM_AS_FLASH +#define CONFIG_SYS_FLASH1_BASE 0x60000000 +#define CONFIG_SYS_FLASH1_SIZE 2 -#if defined(CONFIG_PCI_66) /* some PCI card is 33Mhz only */ - #define CONFIG_SYS_CLK_FREQ 66000000/* sysclk for MPC85xx */ -#else - #define CONFIG_SYS_CLK_FREQ 33000000/* most pci cards are 33Mhz */ -#endif +/* What should be the base address of SDRAM DIMM and how big is + * it (in Mbytes)? +*/ +#define CONFIG_SYS_SDRAM0_BASE 0x00000000 +#define CONFIG_SYS_SDRAM0_SIZE 64 -/* below can be toggled for performance analysis. otherwise use default */ -#define CONFIG_L2_CACHE /* toggle L2 cache */ -#undef CONFIG_BTB /* toggle branch predition */ -#undef CONFIG_ADDR_STREAMING /* toggle addr streaming */ +/* What should be the base address of the LEDs and switch S0? + * If you don't want them enabled, don't define this. + */ +#define CONFIG_SYS_LED_BASE 0xa0000000 -#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ -#undef CFG_DRAM_TEST /* memory test, takes time */ -#define CFG_MEMTEST_START 0x00200000 /* memtest region */ -#define CFG_MEMTEST_END 0x00400000 +/* + * SBC8260 with 16 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x00F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x00F5 FFB0 Board Info Data + * 0x00F6 0000 Malloc Arena + * : CONFIG_ENV_SECT_SIZE, 256k + * : CONFIG_SYS_MALLOC_LEN, 128k + * 0x00FC 0000 RAM Copy of Monitor Code + * : CONFIG_SYS_MONITOR_LEN, 256k + * 0x00FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1 + */ + +/* + * SBC8260 with 64 MB DIMM: + * + * 0x0000 0000 Exception Vector code, 8k + * : + * 0x0000 1FFF + * 0x0000 2000 Free for Application Use + * : + * : + * + * : + * : + * 0x03F5 FF30 Monitor Stack (Growing downward) + * Monitor Stack Buffer (0x80) + * 0x03F5 FFB0 Board Info Data + * 0x03F6 0000 Malloc Arena + * : CONFIG_ENV_SECT_SIZE, 256k + * : CONFIG_SYS_MALLOC_LEN, 128k + * 0x03FC 0000 RAM Copy of Monitor Code + * : CONFIG_SYS_MONITOR_LEN, 256k + * 0x03FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1 + */ -#if (defined(CONFIG_PCI) && defined(CONFIG_TSEC_ENET) || \ - defined(CONFIG_PCI) && defined(CONFIG_ETHER_ON_FCC) || \ - defined(CONFIG_TSEC_ENET) && defined(CONFIG_ETHER_ON_FCC)) -#error "You can only use ONE of PCI Ethernet Card or TSEC Ethernet or CPM FCC." -#endif /* - * Base addresses -- Note these are effective addresses where the - * actual resources get mapped (not physical addresses) + * select serial console configuration + * + * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then + * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4 + * for SCC). + * + * if CONFIG_CONS_NONE is defined, then the serial console routines must + * defined elsewhere. */ -#define CFG_CCSRBAR_DEFAULT 0xff700000 /* CCSRBAR Default */ +#define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */ +#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ +#undef CONFIG_CONS_NONE /* define if console on neither */ +#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */ -#if XXX - #define CFG_CCSRBAR 0xfdf00000 /* relocated CCSRBAR */ -#else - #define CFG_CCSRBAR 0xff700000 /* default CCSRBAR */ -#endif -#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */ +/* + * select ethernet configuration + * + * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then + * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3 + * for FCC) + * + * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be + * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset. + */ -#define CFG_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory */ -#define CFG_SDRAM_BASE CFG_DDR_SDRAM_BASE -#define CFG_SDRAM_SIZE 512 /* DDR is 512MB */ -#define SPD_EEPROM_ADDRESS 0x55 /* DDR DIMM */ +#undef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_ON_FCC +#undef CONFIG_ETHER_NONE /* define if ethernet on neither */ -#undef CONFIG_DDR_ECC /* only for ECC DDR module */ -#undef CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */ +#ifdef CONFIG_ETHER_ON_SCC +#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */ +#endif /* CONFIG_ETHER_ON_SCC */ -#if defined(CONFIG_MPC85xx_REV1) - #define CONFIG_DDR_DLL /* possible DLL fix needed */ -#endif +#ifdef CONFIG_ETHER_ON_FCC +#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */ +#undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */ +#define CONFIG_MII /* MII PHY management */ +#define CONFIG_BITBANGMII /* bit-bang MII PHY management */ +/* + * Port pins used for bit-banged MII communictions (if applicable). + */ +#define MDIO_PORT 2 /* Port C */ +#define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \ + (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT ) +#define MDC_DECLARE MDIO_DECLARE -#undef CONFIG_CLOCKS_IN_MHZ - -#if defined(CONFIG_RAM_AS_FLASH) - #define CFG_LBC_SDRAM_BASE 0xfc000000 /* Localbus SDRAM */ - #define CFG_FLASH_BASE 0xf8000000 /* start of FLASH 8M */ - #define CFG_BR0_PRELIM 0xf8000801 /* port size 8bit */ - #define CFG_OR0_PRELIM 0xf8000ff7 /* 8MB Flash */ -#else /* Boot from real Flash */ - #define CFG_LBC_SDRAM_BASE 0xf8000000 /* Localbus SDRAM */ - #define CFG_FLASH_BASE 0xff800000 /* start of FLASH 8M */ - #define CFG_BR0_PRELIM 0xff800801 /* port size 8bit */ - #define CFG_OR0_PRELIM 0xff800ff7 /* 8MB Flash */ -#endif -#define CFG_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 64MB */ +#define MDIO_ACTIVE (iop->pdir |= 0x00400000) +#define MDIO_TRISTATE (iop->pdir &= ~0x00400000) +#define MDIO_READ ((iop->pdat & 0x00400000) != 0) + +#define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ + else iop->pdat &= ~0x00400000 -/* local bus definitions */ -#define CFG_BR1_PRELIM 0xe4001801 /* 64M, 32-bit flash */ -#define CFG_OR1_PRELIM 0xfc000ff7 +#define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ + else iop->pdat &= ~0x00200000 -#define CFG_BR2_PRELIM 0x00000000 /* CS2 not used */ -#define CFG_OR2_PRELIM 0x00000000 +#define MIIDELAY udelay(1) +#endif /* CONFIG_ETHER_ON_FCC */ -#define CFG_BR3_PRELIM 0xf0001861 /* 64MB localbus SDRAM */ -#define CFG_OR3_PRELIM 0xfc000cc1 +#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1) -#if defined(CONFIG_RAM_AS_FLASH) - #define CFG_BR4_PRELIM 0xf4001861 /* 64M localbus SDRAM */ -#else - #define CFG_BR4_PRELIM 0xf8001861 /* 64M localbus SDRAM */ -#endif -#define CFG_OR4_PRELIM 0xfc000cc1 +/* + * - RX clk is CLK11 + * - TX clk is CLK12 + */ +# define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12) -#define CFG_BR5_PRELIM 0xfc000801 /* 16M CS5 misc devices */ -#if 1 - #define CFG_OR5_PRELIM 0xff000ff7 -#else - #define CFG_OR5_PRELIM 0xff0000f0 -#endif +#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2) + +/* + * - Rx-CLK is CLK13 + * - Tx-CLK is CLK14 + * - Select bus for bd/buffers (see 28-13) + * - Enable Full Duplex in FSMR + */ +# define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK) +# define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14) +# define CONFIG_SYS_CPMFCR_RAMTYPE 0 +# define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB) + +#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */ + +/* + * Select SPI support configuration + */ +#undef CONFIG_SPI /* Disable SPI driver */ + +/* + * Select i2c support configuration + * + * Supported configurations are {none, software, hardware} drivers. + * If the software driver is chosen, there are some additional + * configuration items that the driver uses to drive the port pins. + */ +#undef CONFIG_HARD_I2C /* I2C with hardware support */ +#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */ +#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CONFIG_SYS_I2C_SLAVE 0x7F + +/* + * Software (bit-bang) I2C driver configuration + */ +#ifdef CONFIG_SOFT_I2C +#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */ +#define I2C_ACTIVE (iop->pdir |= 0x00010000) +#define I2C_TRISTATE (iop->pdir &= ~0x00010000) +#define I2C_READ ((iop->pdat & 0x00010000) != 0) +#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \ + else iop->pdat &= ~0x00010000 +#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \ + else iop->pdat &= ~0x00020000 +#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ +#endif /* CONFIG_SOFT_I2C */ + + +/* Define this to reserve an entire FLASH sector (256 KB) for + * environment variables. Otherwise, the environment will be + * put in the same sector as U-Boot, and changing variables + * will erase U-Boot temporarily + */ +#define CONFIG_ENV_IN_OWN_SECT 1 -#define CFG_BR6_PRELIM 0xe0001801 /* 64M, 32-bit flash */ -#define CFG_OR6_PRELIM 0xfc000ff7 -#define CFG_LBC_LCRR 0x00030002 /* local bus freq */ -#define CFG_LBC_LBCR 0x00000000 -#define CFG_LBC_LSRT 0x20000000 -#define CFG_LBC_MRTPR 0x20000000 -#define CFG_LBC_LSDMR_1 0x2861b723 -#define CFG_LBC_LSDMR_2 0x0861b723 -#define CFG_LBC_LSDMR_3 0x0861b723 -#define CFG_LBC_LSDMR_4 0x1861b723 -#define CFG_LBC_LSDMR_5 0x4061b723 - -/* just hijack the MOT BCSR def for SBC8560 misc devices */ -#define CFG_BCSR ((CFG_BR5_PRELIM & 0xff000000)|0x00400000) -/* the size of CS5 needs to be >= 16M for TLB and LAW setups */ - -#define CONFIG_L1_INIT_RAM -#define CFG_INIT_RAM_LOCK 1 -#define CFG_INIT_RAM_ADDR 0x70000000 /* Initial RAM address */ -#define CFG_INIT_RAM_END 0x4000 /* End of used area in RAM */ - -#define CFG_GBL_DATA_SIZE 128 /* num bytes initial data */ -#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) -#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET - -#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ -#define CFG_MALLOC_LEN (128 * 1024) /* Reserved for malloc */ - -/* Serial Port */ -#undef CONFIG_CONS_ON_SCC /* define if console on SCC */ -#undef CONFIG_CONS_NONE /* define if console on something else */ - -#define CONFIG_CONS_INDEX 1 -#undef CONFIG_SERIAL_SOFTWARE_FIFO -#define CFG_NS16550 -#define CFG_NS16550_SERIAL -#define CFG_NS16550_REG_SIZE 1 -#define CFG_NS16550_CLK 1843200 /* get_bus_freq(0) */ +/* Define to allow the user to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +/* What should the console's baud rate be? */ #define CONFIG_BAUDRATE 9600 -#define CFG_BAUDRATE_TABLE \ - {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200} +/* Ethernet MAC address + * Note: We are using the EST Corporation OUI (00:a0:1e:xx:xx:xx) + * http://standards.ieee.org/regauth/oui/index.shtml + */ +#define CONFIG_ETHADDR 00:a0:1e:a8:7b:cb + +/* + * Define this to set the last octet of the ethernet address from the + * DS0-DS7 switch and light the LEDs with the result. The DS0-DS7 + * switch and the LEDs are backwards with respect to each other. DS7 + * is on the board edge side of both the LED strip and the DS0-DS7 + * switch. + */ +#undef CONFIG_MISC_INIT_R -#define CFG_NS16550_COM1 ((CFG_BR5_PRELIM & 0xff000000)+0x00700000) -#define CFG_NS16550_COM2 ((CFG_BR5_PRELIM & 0xff000000)+0x00800000) +/* Set to a positive value to delay for running BOOTCOMMAND */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ -/* Use the HUSH parser */ -#define CFG_HUSH_PARSER -#ifdef CFG_HUSH_PARSER -#define CFG_PROMPT_HUSH_PS2 "> " +/* Be selective on what keys can delay or stop the autoboot process + * To stop use: " " + */ +#undef CONFIG_AUTOBOOT_KEYED +#ifdef CONFIG_AUTOBOOT_KEYED +# define CONFIG_AUTOBOOT_PROMPT \ + "Autobooting in %d seconds, press \" \" to stop\n", bootdelay +# define CONFIG_AUTOBOOT_STOP_STR " " +# undef CONFIG_AUTOBOOT_DELAY_STR +# define DEBUG_BOOTKEYS 0 #endif -/* I2C */ -#define CONFIG_HARD_I2C /* I2C with hardware support*/ -#undef CONFIG_SOFT_I2C /* I2C bit-banged */ -#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ -#define CFG_I2C_SLAVE 0x7F -#define CFG_I2C_NOPROBES {0x69} /* Don't probe these addrs */ - -#define CFG_PCI_MEM_BASE 0xC0000000 -#define CFG_PCI_MEM_PHYS 0xC0000000 -#define CFG_PCI_MEM_SIZE 0x10000000 - -#if defined(CONFIG_TSEC_ENET) /* TSEC Ethernet port */ - - #define CONFIG_NET_MULTI 1 - #define CONFIG_PHY_BCM5421S 1 /* GigaBit Ether PHY */ - #define CONFIG_MII 1 /* MII PHY management */ - #define CONFIG_PHY_ADDR 25 /* PHY address */ - -#elif defined(CONFIG_ETHER_ON_FCC) /* CPM FCC Ethernet */ - - #undef CONFIG_ETHER_NONE /* define if ether on something else */ - #define CONFIG_ETHER_ON_FCC2 /* cpm FCC ethernet support */ - #define CONFIG_ETHER_INDEX 2 /* which channel for ether */ - - #if (CONFIG_ETHER_INDEX == 2) - /* - * - Rx-CLK is CLK13 - * - Tx-CLK is CLK14 - * - Select bus for bd/buffers - * - Full duplex - */ - #define CFG_CMXFCR_MASK (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK) - #define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14) - #define CFG_CPMFCR_RAMTYPE 0 - #define CFG_FCC_PSMR (FCC_PSMR_FDE) - - #elif (CONFIG_ETHER_INDEX == 3) - /* need more definitions here for FE3 */ - #endif /* CONFIG_ETHER_INDEX */ - - #define CONFIG_MII /* MII PHY management */ - #define CONFIG_BITBANGMII /* bit-bang MII PHY management */ - /* - * GPIO pins used for bit-banged MII communications - */ - #define MDIO_PORT 2 /* Port C */ - #define MDIO_ACTIVE (iop->pdir |= 0x00400000) - #define MDIO_TRISTATE (iop->pdir &= ~0x00400000) - #define MDIO_READ ((iop->pdat & 0x00400000) != 0) - - #define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \ - else iop->pdat &= ~0x00400000 +/* Define this to contain any number of null terminated strings that + * will be part of the default enviroment compiled into the boot image. + * + * Variable Usage + * -------------- ------------------------------------------------------- + * serverip server IP address + * ipaddr my IP address + * reprog Reload flash with a new copy of U-Boot + * zapenv Erase the environment area in flash + * root-on-initrd Set the bootcmd variable to allow booting of an initial + * ram disk. + * root-on-nfs Set the bootcmd variable to allow booting of a NFS + * mounted root filesystem. + * boot-hook Convenient stub to do something useful before the + * bootm command is executed. + * + * Example usage of root-on-initrd and root-on-nfs : + * + * Note: The lines have been wrapped to improved its readability. + * + * => printenv bootcmd + * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw + * nfsroot=${serverip}:${rootpath} + * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm + * + * => run root-on-initrd + * => printenv bootcmd + * bootcmd=version;echo;bootp;setenv bootargs root=/dev/ram0 rw + * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm + * + * => run root-on-nfs + * => printenv bootcmd + * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw + * nfsroot=${serverip}:${rootpath} + * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm + * + */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "serverip=192.168.123.205\0" \ + "ipaddr=192.168.123.213\0" \ + "reprog="\ + "bootp;" \ + "tftpboot 0x140000 /bdi2000/u-boot.bin;" \ + "protect off 1:0;" \ + "erase 1:0;" \ + "cp.b 140000 40000000 ${filesize};" \ + "protect on 1:0\0" \ + "zapenv="\ + "protect off 1:1;" \ + "erase 1:1;" \ + "protect on 1:1\0" \ + "root-on-initrd="\ + "setenv bootcmd "\ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/ram0 rw " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ + "run boot-hook;" \ + "bootm\0" \ + "root-on-nfs="\ + "setenv bootcmd "\ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ + "run boot-hook;" \ + "bootm\0" \ + "boot-hook=echo\0" + +/* Define a command string that is automatically executed when no character + * is read on the console interface withing "Boot Delay" after reset. + */ +#undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */ +#define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */ + +#ifdef CONFIG_BOOT_ROOT_INITRD +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/ram0 rw " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_INITRD */ + +#ifdef CONFIG_BOOT_ROOT_NFS +#define CONFIG_BOOTCOMMAND \ + "version;" \ + "echo;" \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \ + "bootm" +#endif /* CONFIG_BOOT_ROOT_NFS */ - #define MDC(bit) if(bit) iop->pdat |= 0x00200000; \ - else iop->pdat &= ~0x00200000 +/* + * BOOTP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_DNS +#define CONFIG_BOOTP_DNS2 +#define CONFIG_BOOTP_SEND_HOSTNAME - #define MIIDELAY udelay(1) +/* undef this to save memory */ +#define CONFIG_SYS_LONGHELP + +/* Monitor Command Prompt */ +#define CONFIG_SYS_PROMPT "=> " + +#undef CONFIG_SYS_HUSH_PARSER +#ifdef CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " #endif -/*----------------------------------------------------------------------- - * FLASH and environment organization +/* When CONFIG_TIMESTAMP is selected, the timestamp (date and time) + * of an image is printed by image commands like bootm or iminfo. */ +#define CONFIG_TIMESTAMP -#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ -#define CFG_FLASH_CFI_DRIVER 1 /* Use the common driver */ -#if 0 -#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ -#define CFG_FLASH_PROTECTION /* use hardware protection */ -#endif -#define CFG_MAX_FLASH_SECT 64 /* max number of sectors on one chip */ -#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +/* If this variable is defined, an environment variable named "ver" + * is created by U-Boot showing the U-Boot version. + */ +#define CONFIG_VERSION_VARIABLE -#undef CFG_FLASH_CHECKSUM -#define CFG_FLASH_ERASE_TOUT 200000 /* Timeout for Flash Erase (in ms) */ -#define CFG_FLASH_WRITE_TOUT 50000 /* Timeout for Flash Write (in ms) */ -#define CFG_MONITOR_BASE TEXT_BASE /* start of monitor */ +/* + * Command line configuration. + */ +#include -#if 0 -/* XXX This doesn't work and I don't want to fix it */ -#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) - #define CFG_RAMBOOT -#else - #undef CFG_RAMBOOT -#endif -#endif +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_ELF +#define CONFIG_CMD_I2C +#define CONFIG_CMD_IMMAP +#define CONFIG_CMD_PING +#define CONFIG_CMD_REGINFO +#define CONFIG_CMD_SDRAM -/* Environment */ -#if !defined(CFG_RAMBOOT) - #if defined(CONFIG_RAM_AS_FLASH) - #define CFG_ENV_IS_NOWHERE - #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x100000) - #define CFG_ENV_SIZE 0x2000 - #else - #define CFG_ENV_IS_IN_FLASH 1 - #define CFG_ENV_SECT_SIZE 0x20000 /* 128K(one sector) for env */ - #define CFG_ENV_ADDR (CFG_MONITOR_BASE - CFG_ENV_SECT_SIZE) - #define CFG_ENV_SIZE 0x2000 /* CFG_ENV_SECT_SIZE */ - #endif -#else - #define CFG_NO_FLASH 1 /* Flash is not usable now */ - #define CFG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */ - #define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) - #define CFG_ENV_SIZE 0x2000 +#undef CONFIG_CMD_KGDB + +#if defined(CONFIG_ETHER_ON_FCC) + #define CONFIG_CMD_CMD_MII #endif -#define CONFIG_BOOTARGS "root=/dev/nfs rw nfsroot=192.168.0.251:/tftpboot ip=192.168.0.105:192.168.0.251::255.255.255.0:sbc8560:eth0:off console=ttyS0,9600" -/*#define CONFIG_BOOTARGS "root=/dev/ram rw console=ttyS0,115200"*/ -#define CONFIG_BOOTCOMMAND "bootm 0xff800000 0xffa00000" -#define CONFIG_BOOTDELAY 5 /* -1 disable autoboot */ - -#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ -#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ - -#if defined(CFG_RAMBOOT) || defined(CONFIG_RAM_AS_FLASH) - #if defined(CONFIG_PCI) - #define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PCI | \ - CFG_CMD_PING | CFG_CMD_I2C) & \ - ~(CFG_CMD_ENV | \ - CFG_CMD_LOADS )) - #elif (defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC)) - #define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_MII | \ - CFG_CMD_PING | CFG_CMD_I2C) & \ - ~(CFG_CMD_ENV)) - #endif + +#undef CONFIG_WATCHDOG /* disable the watchdog */ + +/* Where do the internal registers live? */ +#define CONFIG_SYS_IMMR 0xF0000000 + +/***************************************************************************** + * + * You should not have to modify any of the following settings + * + *****************************************************************************/ + +#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */ +#define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */ +#define CONFIG_CPM2 1 /* Has a CPM2 */ + + +/* + * Miscellaneous configurable options + */ +#if defined(CONFIG_CMD_KGDB) +# define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ #else - #if defined(CONFIG_PCI) - #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_PCI | \ - CFG_CMD_PING | CFG_CMD_I2C) - #elif (defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC)) - #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_MII | \ - CFG_CMD_PING | CFG_CMD_I2C) - #endif +# define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ #endif -#include +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16) + +#define CONFIG_SYS_MAXARGS 32 /* max number of command args */ + +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ + +#define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */ +#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_SYS_ALT_MEMTEST /* Select full-featured memory test */ +#define CONFIG_SYS_MEMTEST_START 0x2000 /* memtest works from the end of */ + /* the exception vector table */ + /* to the end of the DRAM */ + /* less monitor and malloc area */ +#define CONFIG_SYS_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */ +#define CONFIG_SYS_MEM_END_USAGE ( CONFIG_SYS_MONITOR_LEN \ + + CONFIG_SYS_MALLOC_LEN \ + + CONFIG_ENV_SECT_SIZE \ + + CONFIG_SYS_STACK_USAGE ) -#undef CONFIG_WATCHDOG /* watchdog disabled */ +#define CONFIG_SYS_MEMTEST_END ( CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 \ + - CONFIG_SYS_MEM_END_USAGE ) + +/* valid baudrates */ +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /* - * Miscellaneous configurable options + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE +#define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE +#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE +#define CONFIG_SYS_SDRAM_SIZE CONFIG_SYS_SDRAM0_SIZE + +/*----------------------------------------------------------------------- + * Hard Reset Configuration Words */ -#define CFG_LONGHELP /* undef to save memory */ -#define CFG_PROMPT "SBC8560=> " /* Monitor Command Prompt */ -#if (CONFIG_COMMANDS & CFG_CMD_KGDB) - #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#if defined(CONFIG_SYS_SBC_BOOT_LOW) +# define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS) #else - #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +# define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (0) +#endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */ + +/* get the HRCW ISB field from CONFIG_SYS_IMMR */ +#define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_IMMR & 0x10000000) >> 10) | \ + ((CONFIG_SYS_IMMR & 0x01000000) >> 7) | \ + ((CONFIG_SYS_IMMR & 0x00100000) >> 4) ) + +#define CONFIG_SYS_HRCW_MASTER ( HRCW_BPS11 | \ + HRCW_DPPC11 | \ + CONFIG_SYS_SBC_HRCW_IMMR | \ + HRCW_MMR00 | \ + HRCW_LBPC11 | \ + HRCW_APPC10 | \ + HRCW_CS10PC00 | \ + (CONFIG_SYS_SBC_MODCK_H & HRCW_MODCK_H1111) | \ + CONFIG_SYS_SBC_HRCW_BOOT_FLAGS ) + +/* no slaves */ +#define CONFIG_SYS_HRCW_SLAVE1 0 +#define CONFIG_SYS_HRCW_SLAVE2 0 +#define CONFIG_SYS_HRCW_SLAVE3 0 +#define CONFIG_SYS_HRCW_SLAVE4 0 +#define CONFIG_SYS_HRCW_SLAVE5 0 +#define CONFIG_SYS_HRCW_SLAVE6 0 +#define CONFIG_SYS_HRCW_SLAVE7 0 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR +#define CONFIG_SYS_INIT_RAM_END 0x4000 /* End of used area in DPRAM */ +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */ +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_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 + * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent. + */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH0_BASE + +#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE) +# define CONFIG_SYS_RAMBOOT #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 0x1000000 /* default load address */ -#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ +#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ -/* Cache Configuration */ -#define CFG_DCACHE_SIZE 32768 -#define CFG_CACHELINE_SIZE 32 -#if (CONFIG_COMMANDS & CFG_CMD_KGDB) - #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */ + +#ifndef CONFIG_SYS_RAMBOOT +# define CONFIG_ENV_IS_IN_FLASH 1 + +# ifdef CONFIG_ENV_IN_OWN_SECT +# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000) +# define CONFIG_ENV_SECT_SIZE 0x40000 +# else +# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE) +# define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ +# define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */ +# endif /* CONFIG_ENV_IN_OWN_SECT */ + +#else +# define CONFIG_ENV_IS_IN_NVRAM 1 +# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000) +# define CONFIG_ENV_SIZE 0x200 +#endif /* CONFIG_SYS_RAMBOOT */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */ + +#if defined(CONFIG_CMD_KGDB) +# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif +/*----------------------------------------------------------------------- + * HIDx - Hardware Implementation-dependent Registers 2-11 + *----------------------------------------------------------------------- + * HID0 also contains cache control - initially enable both caches and + * invalidate contents, then the final state leaves only the instruction + * cache enabled. Note that Power-On and Hard reset invalidate the caches, + * but Soft reset does not. + * + * HID1 has only read-only information - nothing to set. + */ +#define CONFIG_SYS_HID0_INIT (HID0_ICE |\ + HID0_DCE |\ + HID0_ICFI |\ + HID0_DCI |\ + HID0_IFEM |\ + HID0_ABE) + +#define CONFIG_SYS_HID0_FINAL (HID0_ICE |\ + HID0_IFEM |\ + HID0_ABE |\ + HID0_EMCP) +#define CONFIG_SYS_HID2 0 + +/*----------------------------------------------------------------------- + * RMR - Reset Mode Register + *----------------------------------------------------------------------- + */ +#define CONFIG_SYS_RMR 0 + +/*----------------------------------------------------------------------- + * BCR - Bus Configuration 4-25 + *----------------------------------------------------------------------- + */ +#define CONFIG_SYS_BCR (BCR_ETM) + +/*----------------------------------------------------------------------- + * SIUMCR - SIU Module Configuration 4-31 + *----------------------------------------------------------------------- + */ + +#define CONFIG_SYS_SIUMCR (SIUMCR_DPPC11 |\ + SIUMCR_L2CPC00 |\ + SIUMCR_APPC10 |\ + SIUMCR_MMR00) + + +/*----------------------------------------------------------------------- + * SYPCR - System Protection Control 11-9 + * SYPCR can only be written once after reset! + *----------------------------------------------------------------------- + * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable + */ +#if defined(CONFIG_WATCHDOG) +#define CONFIG_SYS_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP |\ + SYPCR_SWE) +#else +#define CONFIG_SYS_SYPCR (SYPCR_SWTC |\ + SYPCR_BMT |\ + SYPCR_PBME |\ + SYPCR_LBME |\ + SYPCR_SWRI |\ + SYPCR_SWP) +#endif /* CONFIG_WATCHDOG */ + +/*----------------------------------------------------------------------- + * TMCNTSC - Time Counter Status and Control 4-40 + *----------------------------------------------------------------------- + * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk, + * and enable Time Counter + */ +#define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\ + TMCNTSC_ALR |\ + TMCNTSC_TCF |\ + TMCNTSC_TCE) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control 4-42 + *----------------------------------------------------------------------- + * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable + * Periodic timer + */ +#define CONFIG_SYS_PISCR (PISCR_PS |\ + PISCR_PTF |\ + PISCR_PTE) + +/*----------------------------------------------------------------------- + * SCCR - System Clock Control 9-8 + *----------------------------------------------------------------------- + */ +#define CONFIG_SYS_SCCR 0 + +/*----------------------------------------------------------------------- + * RCCR - RISC Controller Configuration 13-7 + *----------------------------------------------------------------------- + */ +#define CONFIG_SYS_RCCR 0 + /* - * Internal Definitions + * Initialize Memory Controller: + * + * Bank Bus Machine PortSz Device + * ---- --- ------- ------ ------ + * 0 60x GPCM 32 bit FLASH (SIMM - 4MB) * + * 1 60x GPCM 32 bit FLASH (SIMM - Unused) + * 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB) + * 3 60x SDRAM 64 bit SDRAM (DIMM - Unused) + * 4 Local SDRAM 32 bit SDRAM (on board - 4MB) + * 5 60x GPCM 8 bit EEPROM (8KB) + * 6 60x GPCM 8 bit FLASH (on board - 2MB) * + * 7 60x GPCM 8 bit LEDs, switches + * + * (*) This configuration requires the SBC8260 be configured + * so that *CS0 goes to the FLASH SIMM, and *CS6 goes to + * the on board FLASH. In other words, JP24 should have + * pins 1 and 2 jumpered and pins 3 and 4 jumpered. * - * Boot Flags */ -#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ -#define BOOTFLAG_WARM 0x02 /* Software reboot */ -#if (CONFIG_COMMANDS & CFG_CMD_KGDB) - #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ - #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +/*----------------------------------------------------------------------- + * BR0,BR1 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR0,OR1 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 0,1 - FLASH SIMM + * + * This expects the FLASH SIMM to be connected to *CS0 + * It consists of 4 AM29F080B parts. + * + * Note: For the 4 MB SIMM, *CS1 is unused. + */ + +/* BR0 is configured as follows: + * + * - Base address of 0x40000000 + * - 32 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\ + BRx_PS_32 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR0 is configured as follows: + * + * - 4 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +#define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) + +/*----------------------------------------------------------------------- + * BR2,BR3 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR2,OR3 - Option Register + * Ref: Section 10.3.2 on page 10-16 + *----------------------------------------------------------------------- + */ + +/* Bank 2,3 - SDRAM DIMM + * + * 16MB DIMM: P/N + * 64MB DIMM: P/N 1W-8864X8-4-P1-EST + * + * Note: *CS3 is unused for this DIMM + */ + +/* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows: + * + * - Base address of 0x00000000 + * - 64 bit port size (60x bus only) + * - Data errors checking is disabled + * - Read and write access + * - SDRAM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +#define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +#define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\ + BRx_PS_64 |\ + BRx_MS_SDRAM_P |\ + BRx_V) + +/* With a 16 MB DIMM, the OR2 is configured as follows: + * + * - 16 MB + * - 2 internal banks per device + * - Row start address bit is A9 with PSDMR[PBI] = 0 + * - 11 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CONFIG_SYS_SDRAM0_SIZE == 16) +#define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\ + ORxS_BPD_2 |\ + ORxS_ROWST_PBI0_A9 |\ + ORxS_NUMR_11) #endif -/*Note: change below for your network setting!!! */ -#if defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC) - #define CONFIG_ETHADDR 00:01:af:07:9b:8a - #define CONFIG_ETH1ADDR 00:01:af:07:9b:8b - #define CONFIG_ETH2ADDR 00:01:af:07:9b:8c +/* With a 64 MB DIMM, the OR2 is configured as follows: + * + * - 64 MB + * - 4 internal banks per device + * - Row start address bit is A8 with PSDMR[PBI] = 0 + * - 12 row address lines + * - Back-to-back page mode + * - Internal bank interleaving within save device enabled + */ +#if (CONFIG_SYS_SDRAM0_SIZE == 64) +#define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\ + ORxS_BPD_4 |\ + ORxS_ROWST_PBI0_A8 |\ + ORxS_NUMR_12) #endif -#define CONFIG_SERVERIP 192.168.0.131 -#define CONFIG_IPADDR 192.168.0.105 -#define CONFIG_GATEWAYIP 0.0.0.0 -#define CONFIG_NETMASK 255.255.255.0 -#define CONFIG_HOSTNAME SBC8560 -#define CONFIG_ROOTPATH /home/ppc -#define CONFIG_BOOTFILE pImage +/*----------------------------------------------------------------------- + * PSDMR - 60x Bus SDRAM Mode Register + * Ref: Section 10.3.3 on page 10-21 + *----------------------------------------------------------------------- + */ + +/* Address that the DIMM SPD memory lives at. + */ +#define SDRAM_SPD_ADDR 0x54 + +#if (CONFIG_SYS_SDRAM0_SIZE == 16) +/* With a 16 MB DIMM, the PSDMR is configured as follows: + * + * - Bank Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A16-A18 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ +#define CONFIG_SYS_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A16_A18 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif + +#if (CONFIG_SYS_SDRAM0_SIZE == 64) +/* With a 64 MB DIMM, the PSDMR is configured as follows: + * + * - Bank Based Interleaving, + * - Refresh Enable, + * - Address Multiplexing where A5 is output on A14 pin + * (A6 on A15, and so on), + * - use address pins A14-A16 as bank select, + * - A9 is output on SDA10 during an ACTIVATE command, + * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks, + * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command + * is 3 clocks, + * - earliest timing for READ/WRITE command after ACTIVATE command is + * 2 clocks, + * - earliest timing for PRECHARGE after last data was read is 1 clock, + * - earliest timing for PRECHARGE after last data was written is 1 clock, + * - CAS Latency is 2. + */ +#define CONFIG_SYS_PSDMR (PSDMR_RFEN |\ + PSDMR_SDAM_A14_IS_A5 |\ + PSDMR_BSMA_A14_A16 |\ + PSDMR_SDA10_PBI0_A9 |\ + PSDMR_RFRC_7_CLK |\ + PSDMR_PRETOACT_3W |\ + PSDMR_ACTTORW_2W |\ + PSDMR_LDOTOPRE_1C |\ + PSDMR_WRC_1C |\ + PSDMR_CL_2) +#endif + +/* + * Shoot for approximately 1MHz on the prescaler. + */ +#if (CONFIG_8260_CLKIN == (66 * 1000 * 1000)) +#define CONFIG_SYS_MPTPR MPTPR_PTP_DIV64 +#elif (CONFIG_8260_CLKIN == (33 * 1000 * 1000)) +#define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32 +#else +#warning "Unconfigured bus clock freq: check CONFIG_SYS_MPTPR and CONFIG_SYS_PSRT are OK" +#define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32 +#endif +#define CONFIG_SYS_PSRT 14 + + +/* Bank 4 - On board SDRAM + * + * This is not implemented yet. + */ + +/*----------------------------------------------------------------------- + * BR6 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR6 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 6 - On board FLASH + * + * This expects the on board FLASH SIMM to be connected to *CS6 + * It consists of 1 AM29F016A part. + */ +#if (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE)) + +/* BR6 is configured as follows: + * + * - Base address of 0x60000000 + * - 8 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +# define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_FLASH1_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR6 is configured as follows: + * + * - 2 MB + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 5 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +# define CONFIG_SYS_OR6_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH1_SIZE) |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_5_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE)) */ + +/*----------------------------------------------------------------------- + * BR7 - Base Register + * Ref: Section 10.3.1 on page 10-14 + * OR7 - Option Register + * Ref: Section 10.3.2 on page 10-18 + *----------------------------------------------------------------------- + */ + +/* Bank 7 - LEDs and switches + * + * LEDs are at 0x00001 (write only) + * switches are at 0x00001 (read only) + */ +#ifdef CONFIG_SYS_LED_BASE + +/* BR7 is configured as follows: + * + * - Base address of 0xA0000000 + * - 8 bit port size + * - Data errors checking is disabled + * - Read and write access + * - GPCM 60x bus + * - Access are handled by the memory controller according to MSEL + * - Not used for atomic operations + * - No data pipelining is done + * - Valid + */ +# define CONFIG_SYS_BR7_PRELIM ((CONFIG_SYS_LED_BASE & BRx_BA_MSK) |\ + BRx_PS_8 |\ + BRx_MS_GPCM_P |\ + BRx_V) + +/* OR7 is configured as follows: + * + * - 1 byte + * - *BCTL0 is asserted upon access to the current memory bank + * - *CW / *WE are negated a quarter of a clock earlier + * - *CS is output at the same time as the address lines + * - Uses a clock cycle length of 15 + * - *PSDVAL is generated internally by the memory controller + * unless *GTA is asserted earlier externally. + * - Relaxed timing is generated by the GPCM for accesses + * initiated to this memory region. + * - One idle clock is inserted between a read access from the + * current bank and the next access. + */ +# define CONFIG_SYS_OR7_PRELIM (ORxG_AM_MSK |\ + ORxG_CSNT |\ + ORxG_ACS_DIV1 |\ + ORxG_SCY_15_CLK |\ + ORxG_TRLX |\ + ORxG_EHTR) +#endif /* CONFIG_SYS_LED_BASE */ + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ #endif /* __CONFIG_H */