+++ /dev/null
-/*
- * (C) Copyright 2000-2004
- * 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
- */
-
-/*
- * Dan Malek, Embedded Edge, LLC, dan@embeddededge.com
- * U-Boot port on STx XTc 8xx board
- * Mostly copied from Panto's NETTA2 board.
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-
-#define CONFIG_MPC875 1 /* This is a MPC875 CPU */
-#define CONFIG_STXXTC 1 /* ...on a STx XTc board */
-
-#define CONFIG_SYS_TEXT_BASE 0x40F00000
-
-#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
-#undef CONFIG_8xx_CONS_SMC2
-#undef CONFIG_8xx_CONS_NONE
-
-#define CONFIG_BAUDRATE 115200 /* console baudrate = 115.2kbps */
-
-#define CONFIG_XIN 10000000 /* 10 MHz input xtal */
-
-/* Select one of few clock rates defined later in this file.
-*/
-/* #define MPC8XX_HZ 50000000 */
-#define MPC8XX_HZ 66666666
-
-#define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ
-
-#if 0
-#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
-#else
-#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
-#endif
-
-#undef CONFIG_CLOCKS_IN_MHZ /* clocks NOT passsed to Linux in MHz */
-
-#undef CONFIG_BOOTARGS
-#define CONFIG_BOOTCOMMAND \
- "tftpboot; " \
- "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
- "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
- "bootm"
-
-#define CONFIG_SOURCE
-#define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
-#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
-
-#undef CONFIG_WATCHDOG /* watchdog disabled */
-
-#define CONFIG_STATUS_LED 1 /* Status LED enabled */
-#define CONFIG_BOARD_SPECIFIC_LED /* version has board specific leds */
-
-/*
- * 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_NISDOMAIN
-
-
-#undef CONFIG_MAC_PARTITION
-#undef CONFIG_DOS_PARTITION
-
-#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
-
-#define CONFIG_NET_MULTI 1 /* the only way to get the FEC in */
-#define FEC_ENET 1 /* eth.c needs it that way... */
-#undef CONFIG_SYS_DISCOVER_PHY
-#define CONFIG_MII 1
-#define CONFIG_MII_INIT 1
-#undef CONFIG_RMII
-
-#define CONFIG_ETHER_ON_FEC1 1
-#define CONFIG_FEC1_PHY 1 /* phy address of FEC */
-#undef CONFIG_FEC1_PHY_NORXERR
-
-#define CONFIG_ETHER_ON_FEC2 1
-#define CONFIG_FEC2_PHY 3
-#undef CONFIG_FEC2_PHY_NORXERR
-
-#define CONFIG_ENV_OVERWRITE 1 /* allow modification of vendor params */
-
-
-/*
- * Command line configuration.
- */
-#include <config_cmd_default.h>
-
-#define CONFIG_CMD_DHCP
-#define CONFIG_CMD_MII
-#define CONFIG_CMD_NFS
-#define CONFIG_CMD_PING
-
-
-#define CONFIG_BOARD_EARLY_INIT_F 1
-#define CONFIG_MISC_INIT_R
-
-/*
- * Miscellaneous configurable options
- */
-#define CONFIG_SYS_LONGHELP /* undef to save memory */
-#define CONFIG_SYS_PROMPT "xtc> " /* Monitor Command Prompt */
-
-#define CONFIG_SYS_HUSH_PARSER 1
-#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
-
-#if defined(CONFIG_CMD_KGDB)
-#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
-#else
-#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
-#endif
-#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
-#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
-#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
-
-#define CONFIG_SYS_MEMTEST_START 0x0300000 /* memtest works on */
-#define CONFIG_SYS_MEMTEST_END 0x0700000 /* 3 ... 7 MB in DRAM */
-
-#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
-
-#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
-
-#define CONFIG_SYS_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 CONFIG_SYS_IMMR 0xFF000000
-
-/*-----------------------------------------------------------------------
- * 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 0x3000 /* End of used area in DPRAM */
-#define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in 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
- */
-#define CONFIG_SYS_SDRAM_BASE 0x00000000
-#define CONFIG_SYS_FLASH_BASE 0x40000000
-#if defined(DEBUG)
-#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
-#else
-#define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
-#endif
-
-/* yes this is weird, I know :) */
-#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE | 0x00F00000)
-#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
-
-#define CONFIG_SYS_RESET_ADDRESS 0x80000000
-
-/*
- * 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
-
-/*-----------------------------------------------------------------------
- * FLASH organization
- */
-#define CONFIG_ENV_IS_IN_FLASH 1
-#define CONFIG_ENV_SECT_SIZE 0x10000
-
-#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x00000000)
-#define CONFIG_ENV_OFFSET 0
-#define CONFIG_ENV_SIZE 0x4000
-
-#define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE + 0x00010000)
-#define CONFIG_ENV_OFFSET_REDUND 0
-#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
-
-#define CONFIG_SYS_FLASH_CFI 1
-#define CONFIG_FLASH_CFI_DRIVER 1
-#undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes (20x faster) */
-#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
-#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
-
-#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE + 0x2000000 }
-
-#define CONFIG_SYS_FLASH_PROTECTION
-
-/*-----------------------------------------------------------------------
- * Cache Configuration
- */
-#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
-#if defined(CONFIG_CMD_KGDB)
-#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
-#endif
-
-/*-----------------------------------------------------------------------
- * SYPCR - System Protection Control 11-9
- * SYPCR can only be written once after reset!
- *-----------------------------------------------------------------------
- * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
- */
-#if defined(CONFIG_WATCHDOG)
-#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
- SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
-#else
-#define CONFIG_SYS_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 CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_FRC | SIUMCR_GB5E)
-
-/*-----------------------------------------------------------------------
- * TBSCR - Time Base Status and Control 11-26
- *-----------------------------------------------------------------------
- * Clear Reference Interrupt Status, Timebase freezing enabled
- */
-#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
-
-/*-----------------------------------------------------------------------
- * RTCSC - Real-Time Clock Status and Control Register 11-27
- *-----------------------------------------------------------------------
- */
-#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
-
-/*-----------------------------------------------------------------------
- * PISCR - Periodic Interrupt Status and Control 11-31
- *-----------------------------------------------------------------------
- * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
- */
-#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
-
-/*-----------------------------------------------------------------------
- * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
- *-----------------------------------------------------------------------
- * Reset PLL lock status sticky bit, timer expired status bit and timer
- * interrupt status bit
- *
- */
-
-#if CONFIG_XIN == 10000000
-
-#if MPC8XX_HZ == 50000000
-#define CONFIG_SYS_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \
- (1 << PLPRCR_S_SHIFT) | (10 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \
- PLPRCR_TEXPS)
-#elif MPC8XX_HZ == 66666666
-#define CONFIG_SYS_PLPRCR ((1 << PLPRCR_MFN_SHIFT) | (2 << PLPRCR_MFD_SHIFT) | \
- (1 << PLPRCR_S_SHIFT) | (13 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \
- PLPRCR_TEXPS)
-#else
-#error unsupported CPU freq for XIN = 10MHz
-#endif
-#else
-#error unsupported freq for XIN (must be 10MHz)
-#endif
-
-
-/*
- *-----------------------------------------------------------------------
- * 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
- *
- * Note: When TBS == 0 the timebase is independent of current cpu clock.
- */
-
-#define SCCR_MASK SCCR_EBDF11
-#if MPC8XX_HZ > 66666666
-#define CONFIG_SYS_SCCR (/* SCCR_TBS | */ SCCR_CRQEN | \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
- SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
- SCCR_DFALCD00 | SCCR_EBDF01)
-#else
-#define CONFIG_SYS_SCCR (/* SCCR_TBS | */ SCCR_CRQEN | \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
- SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
- SCCR_DFALCD00)
-#endif
-
-/*-----------------------------------------------------------------------
- *
- *-----------------------------------------------------------------------
- *
- */
-/*#define CONFIG_SYS_DER 0x2002000F*/
-#define CONFIG_SYS_DER 0
-
-/*
- * Init Memory Controller:
- *
- * BR0/1 and OR0/1 (FLASH)
- */
-
-#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
-#define FLASH_BASE1_PRELIM 0x42000000 /* FLASH bank #1 */
-
-/* used to re-map FLASH both when starting from SRAM or FLASH:
- * restrict access enough to keep SRAM working (if any)
- * but not too much to meddle with FLASH accesses
- */
-
-#define FLASH_BANK_MAX_SIZE 0x01000000 /* max size per chip */
-
-#define CONFIG_SYS_REMAP_OR_AM 0x80000000
-#define CONFIG_SYS_PRELIM_OR_AM (0xFFFFFFFFLU & ~(FLASH_BANK_MAX_SIZE - 1))
-
-/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
-#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | OR_SCY_5_CLK | OR_TRLX)
-
-#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
-
-#define CONFIG_SYS_OR1_PRELIM ((0xFFFFFFFFLU & ~(FLASH_BANK_MAX_SIZE - 1)) | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
-
-/*
- * BR4 and OR4 (SDRAM)
- *
- */
-#define SDRAM_BASE1_PRELIM 0x00000000 /* SDRAM bank #0 */
-#define SDRAM_MAX_SIZE (256 << 20) /* max 256MB per bank */
-
-/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
-#define CONFIG_SYS_OR_TIMING_SDRAM (OR_CSNT_SAM | OR_G5LS)
-
-#define CONFIG_SYS_OR4_PRELIM ((0xFFFFFFFFLU & ~(SDRAM_MAX_SIZE - 1)) | CONFIG_SYS_OR_TIMING_SDRAM)
-#define CONFIG_SYS_BR4_PRELIM ((SDRAM_BASE1_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_PS_32 | BR_V)
-
-/*
- * Memory Periodic Timer Prescaler
- */
-
-/*
- * Memory Periodic Timer Prescaler
- *
- * The Divider for PTA (refresh timer) configuration is based on an
- * example SDRAM configuration (64 MBit, one bank). The adjustment to
- * the number of chip selects (NCS) and the actually needed refresh
- * rate is done by setting MPTPR.
- *
- * PTA is calculated from
- * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
- *
- * gclk CPU clock (not bus clock!)
- * Trefresh Refresh cycle * 4 (four word bursts used)
- *
- * 4096 Rows from SDRAM example configuration
- * 1000 factor s -> ms
- * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
- * 4 Number of refresh cycles per period
- * 64 Refresh cycle in ms per number of rows
- * --------------------------------------------
- * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
- *
- * 50 MHz => 50.000.000 / Divider = 98
- * 66 Mhz => 66.000.000 / Divider = 129
- * 80 Mhz => 80.000.000 / Divider = 156
- */
-
-#define CONFIG_SYS_MAMR_PTA 234
-
-/*
- * For 16 MBit, refresh rates could be 31.3 us
- * (= 64 ms / 2K = 125 / quad bursts).
- * For a simpler initialization, 15.6 us is used instead.
- *
- * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
- * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
- */
-#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
-
-/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
-#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
-
-/*
- * MAMR settings for SDRAM
- */
-
-/* 8 column SDRAM */
-#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
- MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
- MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
-
-/* 9 column SDRAM */
-#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_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)
-
-#define CONFIG_LAST_STAGE_INIT /* needed to reset the damn phys */
-
-/****************************************************************/
-
-#define NAND_SIZE 0x00010000 /* 64K */
-#define NAND_BASE 0xF1000000
-
-/*****************************************************************************/
-
-#define CONFIG_SYS_DIRECT_FLASH_TFTP
-
-/*****************************************************************************/
-
-/* Status Leds are on the MODCK pins, which become the PCMCIA PGCRB,
- * CxOE and CxRESET. We use the CxOE.
- */
-#define STATUS_LED_BIT 0x00000080 /* bit 24 */
-
-#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
-#define STATUS_LED_STATE STATUS_LED_BLINKING
-
-#define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */
-#define STATUS_LED_BOOT 0 /* LED 0 used for boot status */
-
-#ifndef __ASSEMBLY__
-
-/* LEDs */
-
-/* led_id_t is unsigned int mask */
-typedef unsigned int led_id_t;
-
-#define __led_toggle(_msk) \
- do { \
- ((volatile immap_t *)CONFIG_SYS_IMMR)->im_pcmcia.pcmc_pgcrb ^= (_msk); \
- } while(0)
-
-#define __led_set(_msk, _st) \
- do { \
- if ((_st)) \
- ((volatile immap_t *)CONFIG_SYS_IMMR)->im_pcmcia.pcmc_pgcrb |= (_msk); \
- else \
- ((volatile immap_t *)CONFIG_SYS_IMMR)->im_pcmcia.pcmc_pgcrb &= ~(_msk); \
- } while(0)
-
-#define __led_init(msk, st) __led_set(msk, st)
-
-#endif
-
-/******************************************************************************/
-
-#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
-#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE 1
-#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE 1
-
-/******************************************************************************/
-
-/* use board specific hardware */
-#undef CONFIG_WATCHDOG /* watchdog disabled */
-#define CONFIG_HW_WATCHDOG
-
-/*****************************************************************************/
-
-#define CONFIG_AUTO_COMPLETE 1
-#define CONFIG_CRC32_VERIFY 1
-#define CONFIG_HUSH_OLD_PARSER_COMPATIBLE 1
-
-/*****************************************************************************/
-
-/* pass open firmware flattened device tree */
-#define CONFIG_OF_LIBFDT 1
-
-#define OF_TBCLK (MPC8XX_HZ / 16)
-
-#endif /* __CONFIG_H */
projects / platform / kernel / u-boot.git / blobdiff