From ca0e774894ceceeffe5134f69c0f4e1f789407a2 Mon Sep 17 00:00:00 2001 From: wdenk Date: Wed, 9 Jun 2004 15:37:23 +0000 Subject: Patch by Kurt Stremerch, 28 May 2004: Add support for Exys XSEngine board Some code cleanup. --- include/configs/xsengine.h | 183 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 183 insertions(+) create mode 100644 include/configs/xsengine.h (limited to 'include/configs/xsengine.h') diff --git a/include/configs/xsengine.h b/include/configs/xsengine.h new file mode 100644 index 000000000..87d2c942d --- /dev/null +++ b/include/configs/xsengine.h @@ -0,0 +1,183 @@ +/* + * (C) Copyright 2002 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH + * Marius Groeger + * + * 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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * If we are developing, we might want to start armboot from ram + * so we MUST NOT initialize critical regs like mem-timing ... + */ +#define CONFIG_INIT_CRITICAL /* undef for developing */ + +/* High Level Configuration Options */ +#define CONFIG_PXA250 1 /* This is an PXA250 CPU */ +#define CONFIG_XSENGINE 1 +#define CONFIG_MMC 1 +#define BOARD_POST_INIT 1 +#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ +#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */ + +#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ +#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */ +#define CFG_CPUSPEED 0x161 /* set core clock to 400/200/100 MHz */ + +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */ +#define PHYS_SDRAM_2 0xa4000000 /* SDRAM Bank #2 */ +#define PHYS_SDRAM_2_SIZE 0x00000000 /* 0 MB */ +#define PHYS_SDRAM_3 0xa8000000 /* SDRAM Bank #3 */ +#define PHYS_SDRAM_3_SIZE 0x00000000 /* 0 MB */ +#define PHYS_SDRAM_4 0xac000000 /* SDRAM Bank #4 */ +#define PHYS_SDRAM_4_SIZE 0x00000000 /* 0 MB */ +#define CFG_DRAM_BASE 0xa0000000 +#define CFG_DRAM_SIZE 0x04000000 + +/* FLASH organization */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_2 0x00000000 /* Flash Bank #2 */ +#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 127 KB sectors */ +#define CFG_FLASH_BASE PHYS_FLASH_1 +#define CFG_JFFS2_NUM_BANKS 1 +#define CFG_JFFS2_FIRST_BANK 0 +#define CFG_JFFS_CUSTOM_PART 1 + +/* Environment settings */ +#define CONFIG_ENV_OVERWRITE +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x40000) /* Addr of Environment Sector (after monitor)*/ +#define CFG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE /* Size of the Environment Sector */ +#define CFG_ENV_SIZE 0x4000 /* 16kB Total Size of Environment Sector */ + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (75*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (50*CFG_HZ) /* Timeout for Flash Write */ + +/* Size of malloc() pool */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 256*1024) +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ + +/* Hardware drivers */ +#define CONFIG_DRIVER_SMC91111 +#define CONFIG_SMC91111_BASE 0x04000300 +#define CONFIG_SMC_USE_32_BIT 1 + +/* select serial console configuration */ +#define CONFIG_FFUART 1 + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_BAUDRATE 115200 +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_MMC | CFG_CMD_FAT | CFG_CMD_PING | CFG_CMD_JFFS2) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_ETHADDR FF:FF:FF:FF:FF:FF +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_IPADDR 192.168.1.50 +#define CONFIG_SERVERIP 192.168.1.2 +#define CONFIG_BOOTARGS "root=/dev/mtdblock2 rootfstype=jffs2 console=ttyS1,115200" +#define CONFIG_CMDLINE_TAG + +/* Miscellaneous configurable options */ +#define CFG_HUSH_PARSER 1 +#define CFG_PROMPT_HUSH_PS2 "> " +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "XS-Engine u-boot> " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#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 0xA0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0xA0800000 /* 4 ... 8 MB in DRAM */ +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /* valid baudrates */ +#define CFG_MMC_BASE 0xF0000000 +#define CFG_LOAD_ADDR 0xA0000000 /* load kernel to this address */ + +/* Stack sizes - The stack sizes are set up in start.S using the settings below */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/* GP set register */ +#define CFG_GPSR0_VAL 0x0000A000 /* CS1, PROG(FPGA) */ +#define CFG_GPSR1_VAL 0x00020000 /* nPWE */ +#define CFG_GPSR2_VAL 0x0000C000 /* CS2, CS3 */ + +/* GP clear register */ +#define CFG_GPCR0_VAL 0x00000000 +#define CFG_GPCR1_VAL 0x00000000 +#define CFG_GPCR2_VAL 0x00000000 + +/* GP direction register */ +#define CFG_GPDR0_VAL 0x0000A000 /* CS1, PROG(FPGA) */ +#define CFG_GPDR1_VAL 0x00022A80 /* nPWE, FFUART + BTUART pins */ +#define CFG_GPDR2_VAL 0x0000C000 /* CS2, CS3 */ + +/* GP rising edge detect register */ +#define CFG_GRER0_VAL 0x00000000 +#define CFG_GRER1_VAL 0x00000000 +#define CFG_GRER2_VAL 0x00000000 + +/* GP falling edge detect register */ +#define CFG_GFER0_VAL 0x00000000 +#define CFG_GFER1_VAL 0x00000000 +#define CFG_GFER2_VAL 0x00000000 + +/* GP alternate function register */ +#define CFG_GAFR0_L_VAL 0x80000000 /* CS1 */ +#define CFG_GAFR0_U_VAL 0x00000010 /* RDY */ +#define CFG_GAFR1_L_VAL 0x09988050 /* FFUART + BTUART pins */ +#define CFG_GAFR1_U_VAL 0x00000008 /* nPWE */ +#define CFG_GAFR2_L_VAL 0xA0000000 /* CS2, CS3 */ +#define CFG_GAFR2_U_VAL 0x00000000 + +#define CFG_PSSR_VAL 0x00000020 /* Power manager sleep status */ +#define CFG_CCCR_VAL 0x00000161 /* 100 MHz memory, 400 MHz CPU */ +#define CFG_CKEN_VAL 0x000000C0 /* BTUART and FFUART enabled */ +#define CFG_ICMR_VAL 0x00000000 /* No interrupts enabled */ + +/* Memory settings */ +#define CFG_MSC0_VAL 0x25F425F0 + +/* MDCNFG: SDRAM Configuration Register */ +#define CFG_MDCNFG_VAL 0x000009C9 + +/* MDREFR: SDRAM Refresh Control Register */ +#define CFG_MDREFR_VAL 0x00018018 + +/* MDMRS: Mode Register Set Configuration Register */ +#define CFG_MDMRS_VAL 0x00220022 + +#endif /* __CONFIG_H */ -- cgit v1.2.3