From 5b1d713721c3ea02549940133f09236783dda1f9 Mon Sep 17 00:00:00 2001 From: wdenk Date: Sun, 3 Nov 2002 00:07:02 +0000 Subject: Initial revision --- include/configs/GEN860T.h | 717 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 717 insertions(+) create mode 100644 include/configs/GEN860T.h (limited to 'include/configs/GEN860T.h') diff --git a/include/configs/GEN860T.h b/include/configs/GEN860T.h new file mode 100644 index 000000000..29e4807ea --- /dev/null +++ b/include/configs/GEN860T.h @@ -0,0 +1,717 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * Keith Outwater, keith_outwater@mvis.com + * + * 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_GEN860T.h - board specific configuration options + */ + +#ifndef __CONFIG_GEN860T_H +#define __CONFIG_H + +/* + * High Level Configuration Options + */ +#define CONFIG_MPC860 +#define CONFIG_GEN860T + +/* + * Identify the board + */ +#define CONFIG_IDENT_STRING " GEN860T" + +/* + * Don't depend on the RTC clock to determine clock frequency - + * the 860's internal rtc uses a 32.768 KHz clock which is + * generated by the DS1337 - and the DS1337 clock can be turned off. + */ +#define CONFIG_8xx_GCLK_FREQ 66600000 + +/* + * The RS-232 console port is on SMC1 + */ +#define CONFIG_8xx_CONS_SMC1 +#define CONFIG_BAUDRATE 38400 + +/* + * Set allowable console baud rates + */ +#define CFG_BAUDRATE_TABLE { 9600, \ + 19200, \ + 38400, \ + 57600, \ + 115200, \ + } + +/* + * Print console information + */ +#undef CFG_CONSOLE_INFO_QUIET + +/* + * Set the autoboot delay in seconds. A delay of -1 disables autoboot + */ +#define CONFIG_BOOTDELAY 5 + +/* + * Pass the clock frequency to the Linux kernel in units of MHz + */ +#define CONFIG_CLOCKS_IN_MHZ + +#define CONFIG_PREBOOT \ + "echo;echo" + +#undef CONFIG_BOOTARGS +#define CONFIG_BOOTCOMMAND \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \ + "bootm" + +/* + * Turn off echo for serial download by default. Allow baud rate to be changed + * for downloads + */ +#undef CONFIG_LOADS_ECHO +#define CFG_LOADS_BAUD_CHANGE + +/* + * Set default load address for tftp network downloads + */ +#define CFG_TFTP_LOADADDR 0x01000000 + +/* + * Turn off the watchdog timer + */ +#undef CONFIG_WATCHDOG + +/* + * Do not reboot if a panic occurs + */ +#define CONFIG_PANIC_HANG + +/* + * Enable the status LED + */ +#define CONFIG_STATUS_LED + +/* + * Reset address. We pick an address such that when an instruction + * is executed at that address, a machine check exception occurs + */ +#define CFG_RESET_ADDRESS ((ulong) -1) + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_MASK ( CONFIG_BOOTP_DEFAULT | \ + CONFIG_BOOTP_BOOTFILESIZE \ + ) + +/* + * The GEN860T network interface uses the on-chip 10/100 FEC with + * an Intel LXT971A PHY connected to the 860T's MII. The PHY's + * MII address is hardwired on the board to zero. + */ +#define CONFIG_FEC_ENET +#define CFG_DISCOVER_PHY +#define CONFIG_MII +#define CONFIG_PHY_ADDR 0 + +/* + * Set default IP stuff just to get bootstrap entries into the + * environment so that we can autoscript the full default environment. + */ +#define CONFIG_ETHADDR 9a:52:63:15:85:25 +#define CONFIG_SERVERIP 10.0.4.200 +#define CONFIG_IPADDR 10.0.4.111 + +/* + * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to + * the MPC860T I2C interface. + */ +#define CFG_I2C_EEPROM_ADDR 0x50 +#define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */ +#define CFG_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */ +#define CFG_ENV_EEPROM_SIZE (32 * 1024) + +#undef CONFIG_HARD_I2C +#define CONFIG_SOFT_I2C + +/* + * Configure software I2C support (taken from IP860 BSP). + * The I2C bus is connected to the GEN860T's 'dedicated' I2C + * pins, i.e. PB26 and PB27 + */ +#define PB_SCL 0x00000020 /* PB 26 */ +#define PB_SDA 0x00000010 /* PB 27 */ + +#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) +#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) +#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) +#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) +#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ + else immr->im_cpm.cp_pbdat &= ~PB_SDA +#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ + else immr->im_cpm.cp_pbdat &= ~PB_SCL +#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */ + +#define CFG_I2C_SPEED 100000 /* clock speed in Hz */ +#define CFG_I2C_SLAVE 0xFE /* I2C slave address */ + +/* + * Allow environment overwrites by anyone + */ +#define CONFIG_ENV_OVERWRITE + +/* + * The MPC860's internal RTC is horribly broken in rev D masks. Three + * internal MPC860T circuit nodes were inadvertently left floating; this + * causes KAPWR current in power down mode to be three orders of magnitude + * higher than specified in the datasheet (from 10 uA to 10 mA). No + * reasonable battery can keep that kind RTC running during powerdown for any + * length of time, so we use an external RTC on the I2C bus instead. + */ +#undef CONFIG_RTC_MPC8xx +#define CONFIG_RTC_DS1337 +#define CFG_I2C_RTC_ADDR 0x68 + +/* + * Allow partial commands to be matched to uniqueness. + */ +#define CFG_MATCH_PARTIAL_CMD + +/* + * List of available monitor commands. Use the system default list + * plus add some of the "non-standard" commands back in. + * See ./cmd_confdefs.h + */ +#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ + CFG_CMD_ASKENV | \ + CFG_CMD_DHCP | \ + CFG_CMD_I2C | \ + CFG_CMD_DOC | \ + CFG_CMD_EEPROM | \ + CFG_CMD_REGINFO | \ + CFG_CMD_IMMAP | \ + CFG_CMD_ELF | \ + CFG_CMD_DATE | \ + CFG_CMD_DATE | \ + CFG_CMD_FPGA | \ + CFG_CMD_MII | \ + CFG_CMD_BEDBUG \ + ) + +/* + * There is no IDE/PCMCIA hardware support on the board. + */ +#undef CONFIG_IDE_PCMCIA +#undef CONFIG_IDE_LED +#undef CONFIG_IDE_RESET + +/* + * Enable the call to misc_init_r() for miscellaneous platform + * dependent initialization. + */ +#define CONFIG_MISC_INIT_R + +/* + * Enable call to last_stage_init() so we can twiddle some LEDS :) + */ +#define CONFIG_LAST_STAGE_INIT + +/* + * Virtex2 FPGA configuration support + */ +#define CONFIG_FPGA_COUNT 1 +#define CONFIG_FPGA CFG_XILINX_VIRTEX2 +#define CFG_FPGA_PROG_FEEDBACK + + +/************************************************************************ + * This must be included AFTER the definition of any CONFIG_COMMANDS + */ +#include + +/* + * Verbose help from command monitor. + */ +#define CFG_LONGHELP +#define CFG_PROMPT "gen860t> " + +/* + * Use the "hush" command parser + */ +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " + +/* + * Set buffer size for console I/O + */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 +#else +#define CFG_CBSIZE 256 +#endif + +/* + * Print buffer size + */ +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) + +/* + * Maximum number of arguments that a command can accept + */ +#define CFG_MAXARGS 16 + +/* + * Boot argument buffer size + */ +#define CFG_BARGSIZE CFG_CBSIZE + +/* + * Default memory test range + */ +#define CFG_MEMTEST_START 0x0100000 +#define CFG_MEMTEST_END (CFG_MEMTEST_START + (128 * 1024)) + +/* + * Select the more full-featured memory test + */ +#define CFG_ALT_MEMTEST + +/* + * Default load address + */ +#define CFG_LOAD_ADDR 0x01000000 + +/* + * Set decrementer frequency (1 ms ticks) + */ +#define CFG_HZ 1000 + +/* + * Device memory map (after SDRAM remap to 0x0): + * + * CS Device Base Addr Size + * ---------------------------------------------------- + * CS0* Flash 0x40000000 64 M + * CS1* SDRAM 0x00000000 16 M + * CS2* Disk-On-Chip 0x50000000 32 K + * CS3* FPGA 0x60000000 64 M + * CS4* SelectMap 0x70000000 32 K + * CS5* Mil-Std 1553 I/F 0x80000000 32 K + * CS6* Unused + * CS7* Unused + * IMMR 860T Registers 0xfff00000 + */ + +/* + * Base addresses and block sizes + */ +#define CFG_IMMR 0xFF000000 + +#define SDRAM_BASE 0x00000000 +#define SDRAM_SIZE (64 * 1024 * 1024) + +#define FLASH_BASE 0x40000000 +#define FLASH_SIZE (16 * 1024 * 1024) + +#define DOC_BASE 0x50000000 +#define DOC_SIZE (32 * 1024) + +#define FPGA_BASE 0x60000000 +#define FPGA_SIZE (64 * 1024 * 1024) + +#define SELECTMAP_BASE 0x70000000 +#define SELECTMAP_SIZE (32 * 1024) + +#define M1553_BASE 0x80000000 +#define M1553_SIZE (64 * 1024) + +/* + * 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_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_INIT_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 SDRAM_BASE + +/* + * FLASH organization + */ +#define CFG_FLASH_BASE FLASH_BASE +#define CFG_FLASH_SIZE FLASH_SIZE +#define CFG_FLASH_SECT_SIZE (128 * 1024) +#define CFG_MAX_FLASH_BANKS 1 +#define CFG_MAX_FLASH_SECT 128 + +/* + * The timeout values are for an entire chip and are in milliseconds. + * Yes I know that the write timeout is huge. Accroding to the + * datasheet a single byte takes 630 uS (round to 1 ms) max at worst + * case VCC and temp after 100K programming cycles. It works out + * to 280 minutes (might as well be forever). + */ +#define CFG_FLASH_ERASE_TOUT (CFG_MAX_FLASH_SECT * 5000) +#define CFG_FLASH_WRITE_TOUT (CFG_MAX_FLASH_SECT * 128 * 1024 * 1) + +/* + * Allow direct writes to FLASH from tftp transfers (** dangerous **) + */ +#define CFG_DIRECT_FLASH_TFTP + +/* + * Reserve memory for U-Boot. + */ +#define CFG_MAX_U_BOOT_SECT 3 + +#if defined(DEBUG) +#define CFG_MONITOR_LEN (512 * 1024) +#else +#define CFG_MONITOR_LEN (256 * 1024) +#endif + +#define CFG_MONITOR_BASE CFG_FLASH_BASE + +/* + * Select environment placement. NOTE that u-boot.lds must + * be edited if this is changed! + */ +#undef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_IS_IN_EEPROM + +#if defined(CFG_ENV_IS_IN_EEPROM) +#define CFG_ENV_SIZE (2 * 1024) +#define CFG_ENV_OFFSET (CFG_ENV_EEPROM_SIZE - (8 * 1024)) +#else +#define CFG_ENV_SIZE (4 * 1024) +#define CFG_ENV_OFFSET (CFG_MAX_U_BOOT_SECT * CFG_FLASH_SECT_SIZE) +#endif + +/* + * Reserve memory for malloc() + */ +#define CFG_MALLOC_LEN (128 * 1024) + +/* + * 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 * 1024 * 1024) + +/* + * 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 above value */ +#endif + +/*------------------------------------------------------------------------ + * SYPCR - System Protection Control UM 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 UM 11-6 + *----------------------------------------------------------------------- + * Set debug pin mux, enable SPKROUT and GPLB5*. + */ +#define CFG_SIUMCR ( SIUMCR_DBGC11 | \ + SIUMCR_DBPC11 | \ + SIUMCR_MLRC11 | \ + SIUMCR_GB5E \ + ) + +/*----------------------------------------------------------------------- + * TBSCR - Time Base Status and Control UM 11-26 + *----------------------------------------------------------------------- + * Clear Reference Interrupt Status, Timebase freeze enabled + */ +#define CFG_TBSCR ( TBSCR_REFA | \ + TBSCR_REFB | \ + TBSCR_TBF \ + ) + +/*----------------------------------------------------------------------- + * RTCSC - Real-Time Clock Status and Control Register UM 11-27 + *----------------------------------------------------------------------- + */ +#define CFG_RTCSC ( RTCSC_SEC | \ + RTCSC_ALR | \ + RTCSC_RTF | \ + RTCSC_RTE \ + ) + +/*----------------------------------------------------------------------- + * PISCR - Periodic Interrupt Status and Control UM 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 UM 15-30 + *----------------------------------------------------------------------- + * Reset PLL lock status sticky bit, timer expired status bit and timer + * interrupt status bit. Set MF for 1:2:1 mode. + */ +#define CFG_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \ + PLPRCR_SPLSS | \ + PLPRCR_TEXPS | \ + PLPRCR_TMIST \ + ) + +/*----------------------------------------------------------------------- + * SCCR - System Clock and reset Control Register UM 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 | /* timebase = GCLK/2 */ \ + SCCR_COM00 | /* full strength CLKOUT */ \ + SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \ + SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \ + SCCR_DFNL000 | \ + SCCR_DFNH000 \ + ) + +/*----------------------------------------------------------------------- + * DER - Debug Enable Register UM 37-46 + *----------------------------------------------------------------------- + * Mask all events that can cause entry into debug mode + */ +#define CFG_DER 0 + +/* + * Initialize Memory Controller: + * + * BR0 and OR0 (FLASH memory) + */ +#define FLASH_BASE0_PRELIM FLASH_BASE + +/* + * Flash address mask + */ +#define CFG_PRELIM_OR_AM 0xfe000000 + +/* + * FLASH timing: + * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 + */ +#define CFG_OR_TIMING_FLASH ( OR_CSNT_SAM | \ + OR_ACS_DIV2 | \ + OR_BI | \ + OR_SCY_2_CLK | \ + OR_TRLX | \ + OR_EHTR \ + ) + +#define CFG_OR0_PRELIM ( CFG_PRELIM_OR_AM | \ + CFG_OR_TIMING_FLASH \ + ) + +#define CFG_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \ + BR_MS_GPCM | \ + BR_PS_8 | \ + BR_V \ + ) + +/* + * SDRAM configuration + */ +#define CFG_OR1_AM 0xfc000000 +#define CFG_OR1 ( (CFG_OR1_AM & OR_AM_MSK) | \ + OR_CSNT_SAM \ + ) + +#define CFG_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \ + BR_MS_UPMA | \ + BR_PS_32 | \ + BR_V \ + ) + +/* + * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank + * of 256 MBit SDRAM + */ +#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 + +/* + * Periodic timer for refresh @ 33 MHz system clock + */ +#define CFG_MAMR_PTA 64 + +/* + * MAMR settings for SDRAM + */ +#define CFG_MAMR_8COL ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \ + MAMR_PTAE | \ + MAMR_AMA_TYPE_1 | \ + MAMR_DSA_1_CYCL | \ + MAMR_G0CLA_A10 | \ + MAMR_RLFA_1X | \ + MAMR_WLFA_1X | \ + MAMR_TLFA_4X \ + ) + +/* + * CS2* configuration for Disk On Chip: + * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1, + * no burst. + */ +#define CFG_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ + OR_CSNT_SAM | \ + OR_ACS_DIV2 | \ + OR_BI | \ + OR_SCY_2_CLK | \ + OR_TRLX | \ + OR_EHTR \ + ) + +#define CFG_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \ + BR_PS_8 | \ + BR_MS_GPCM | \ + BR_V \ + ) + +/* + * CS3* configuration for FPGA: + * 33 MHz bus with SCY=15, no burst. + * The FPGA uses TA and TEA to terminate bus cycles, but we + * clear SETA and set the cycle length to a large number so that + * the cycle will still complete even if there is a configuration + * error that prevents TA from asserting on FPGA accesss. + */ +#define CFG_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \ + OR_SCY_15_CLK | \ + OR_BI \ + ) + +#define CFG_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \ + BR_PS_32 | \ + BR_MS_GPCM | \ + BR_V \ + ) +/* + * CS4* configuration for FPGA SelectMap configuration interface. + * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge + * of GCLK1_50 + */ +#define CFG_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ + OR_G5LS | \ + OR_BI \ + ) + +#define CFG_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \ + BR_PS_8 | \ + BR_MS_UPMB | \ + BR_V \ + ) + +/* + * CS5* configuration for Mil-Std 1553 databus interface. + * 33 MHz bus, GPCM, no burst. + * The 1553 interface uses TA and TEA to terminate bus cycles, + * but we clear SETA and set the cycle length to a large number so that + * the cycle will still complete even if there is a configuration + * error that prevents TA from asserting on FPGA accesss. + */ +#define CFG_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \ + OR_SCY_15_CLK | \ + OR_EHTR | \ + OR_TRLX | \ + OR_CSNT_SAM | \ + OR_BI \ + ) + +#define CFG_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \ + BR_PS_16 | \ + BR_MS_GPCM | \ + BR_V \ + ) + +/* + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +/* + * Disk On Chip (millenium) configuration + */ +#define CFG_MAX_DOC_DEVICE 1 +#undef CFG_DOC_SUPPORT_2000 +#define CFG_DOC_SUPPORT_MILLENNIUM +#undef CFG_DOC_PASSIVE_PROBE + +/* + * FEC interrupt assignment + */ +#define FEC_INTERRUPT SIU_LEVEL1 + +/* + * Sanity checks + */ +#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) +#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured +#endif + +#endif /* __CONFIG_GEN860T_H */ + +/* vim: set ts=4 tw=78 ai shiftwidth=4: */ -- cgit v1.2.3