summaryrefslogtreecommitdiff
path: root/include/configs/AMX860.h
diff options
context:
space:
mode:
authorwdenk <wdenk>2002-11-02 22:58:18 +0000
committerwdenk <wdenk>2002-11-02 22:58:18 +0000
commitcc1c8a136f9813d0a9cb9a94d2f12206873ddc4e (patch)
tree912691be4a212b399eb470411acd27c8bb6375da /include/configs/AMX860.h
parent1a4d6164af8f79c0979a2af45d7f5e5353562b19 (diff)
downloadu-boot-imx-cc1c8a136f9813d0a9cb9a94d2f12206873ddc4e.zip
u-boot-imx-cc1c8a136f9813d0a9cb9a94d2f12206873ddc4e.tar.gz
u-boot-imx-cc1c8a136f9813d0a9cb9a94d2f12206873ddc4e.tar.bz2
Initial revision
Diffstat (limited to 'include/configs/AMX860.h')
-rw-r--r--include/configs/AMX860.h297
1 files changed, 297 insertions, 0 deletions
diff --git a/include/configs/AMX860.h b/include/configs/AMX860.h
new file mode 100644
index 0000000..420cd08
--- /dev/null
+++ b/include/configs/AMX860.h
@@ -0,0 +1,297 @@
+/*
+ * (C) Copyright 2001
+ * 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
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC860 1
+#define CONFIG_AMX860 1
+
+#undef CONFIG_8xx_CONS_SMC1 /* Console is on SCC2 */
+#undef CONFIG_8xx_CONS_SMC2
+#define CONFIG_8xx_CONS_SCC2 1
+#undef CONFIG_8xx_CONS_NONE
+#define CONFIG_BAUDRATE 9600
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+
+#define MPC8XX_FACT 10 /* Multiply by 10 */
+#define MPC8XX_XIN 5000000 /* 5 MHz in */
+#define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))
+
+#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
+
+#if 0
+#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
+#else
+#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
+#endif
+
+#define CONFIG_BOOTCOMMAND \
+ "bootp;" \
+ "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
+ "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
+ "bootm" /* autoboot command */
+
+#undef CONFIG_BOOTARGS
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
+#define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
+#undef CONFIG_KGDB_NONE /* define if kgdb on something else */
+#define CONFIG_KGDB_INDEX 1 /* which serial channel for kgdb */
+#define CONFIG_KGDB_BAUDRATE 9600 /* speed to run kgdb serial port at */
+#endif
+
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+#define CONFIG_SCC1_ENET 1 /* use SCC1 ethernet */
+
+#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
+
+#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_DATE )
+
+#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+#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_MEMTEST_START 0x0100000 /* memtest works on */
+#define CFG_MEMTEST_END 0x0200000 /* 1 ... 4 MB in DRAM */
+
+#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
+#define CFG_FLASH_BASE 0x40000000
+#if defined(DEBUG)
+#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
+#else
+#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
+#endif
+#define CFG_MONITOR_BASE CFG_FLASH_BASE
+#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
+
+/*
+ * U-Boot for AMX board supports two types of memory extension
+ * modules: one that provides 4 MB flash memory, and another one with
+ * 16 MB EDO DRAM.
+ *
+ * The flash module swaps the CS0 and CS1 signals: if the module is
+ * installed, CS0 is connected to Flash on the module and CS1 is
+ * connected to the on-board Flash. This means that you must intall
+ * U-Boot when the Flash module is plugged in, if you plan to use
+ * it.
+ *
+ * To enable support for the DRAM extension card, CONFIG_AMX_RAM_EXT
+ * must be defined. The DRAM module uses CS1.
+ *
+ * Only one of these modules may be installed at a time. If U-Boot
+ * is compiled with the CONFIG_AMX_RAM_EXT option set, it will not
+ * work if the Flash extension module is installed instead of the
+ * DRAM module.
+ */
+#define CONFIG_AMX_RAM_EXT /* 16Mb Ext. DRAM module support */
+
+/*
+ * 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.
+ *
+ * Use 4 MB for without and 8 MB with 16 MB DRAM extension module
+ * (CONFIG_AMX_RAM_EXT)
+ */
+#ifdef CONFIG_AMX_RAM_EXT
+# define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+#else
+# define CFG_BOOTMAPSZ (4 << 20) /* Initial Memory map for Linux */
+#endif
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 35 /* 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_OFFSET 0x8000 /* Offset of Environment Sector */
+#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
+
+/*-----------------------------------------------------------------------
+ * 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
+
+/*-----------------------------------------------------------------------
+ * 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)
+
+/*-----------------------------------------------------------------------
+ * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
+ *-----------------------------------------------------------------------
+ * set the PLL, the low-power modes and the reset control (15-29)
+ */
+#define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
+ PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
+
+/*-----------------------------------------------------------------------
+ * 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
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
+#ifndef CONFIG_AMX_RAM_EXT
+#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
+#endif
+
+#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
+#define CFG_PRELIM_OR_AM 0xFFC00000 /* OR addr mask */
+
+/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
+/* 0x00000800 0x00000400 0x00000100 0x00000030 0x00000004 */
+#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_5_CLK | OR_TRLX)
+
+#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
+
+#define CFG_OR0_PRELIM 0xFFC00954 /* Real values for the board */
+#define CFG_BR0_PRELIM 0x40000001 /* Real values for the board */
+
+#ifndef CONFIG_AMX_RAM_EXT
+#define CFG_OR1_REMAP CFG_OR0_REMAP
+#define CFG_OR1_PRELIM 0xFFC00954 /* Real values for the board */
+#define CFG_BR1_PRELIM 0x60000001 /* Real values for the board */
+#endif
+
+/* DSP ("Glue") Xilinx */
+#define CFG_OR6_PRELIM 0xFFFF8000 /* 32kB, 15 waits, cs after addr, no bursts */
+#define CFG_BR6_PRELIM 0x60000401 /* use GPCM for CS generation, 8 bit port */
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+#endif /* __CONFIG_H */