| /* |
| * Copyright (C) 2004 Sascha Hauer, Pengutronix |
| * |
| * 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 |
| |
| #define CONFIG_ARM920T 1 /* this is an ARM920T CPU */ |
| #define CONFIG_IMX 1 /* in a Motorola MC9328MXL Chip */ |
| #define CONFIG_MX1FS2 1 /* on a mx1fs2 board */ |
| #undef CONFIG_USE_IRQ /* don't need use IRQ/FIQ */ |
| |
| /* |
| * Select serial console configuration |
| */ |
| #undef _CONFIG_UART1 /* internal uart 1 */ |
| #define _CONFIG_UART2 /* internal uart 2 */ |
| #undef _CONFIG_UART3 /* internal uart 3 */ |
| #undef _CONFIG_UART4 /* internal uart 4 */ |
| #undef CONFIG_SILENT_CONSOLE /* use this to disable output */ |
| |
| |
| /* |
| * BOOTP options |
| */ |
| #define CONFIG_BOOTP_BOOTFILESIZE |
| #define CONFIG_BOOTP_BOOTPATH |
| #define CONFIG_BOOTP_GATEWAY |
| #define CONFIG_BOOTP_HOSTNAME |
| |
| |
| /* |
| * Command line configuration. |
| */ |
| #include <config_cmd_default.h> |
| |
| #define CONFIG_CMD_JFFS2 |
| |
| #undef CONFIG_CMD_LOADS |
| #undef CONFIG_CMD_CONSOLE |
| #undef CONFIG_CMD_AUTOSCRIPT |
| #undef CONFIG_CMD_NET |
| #undef CONFIG_CMD_PING |
| #undef CONFIG_CMD_DHCP |
| |
| |
| /* |
| * Boot options. Setting delay to -1 stops autostart count down. |
| */ |
| #define CONFIG_BOOTDELAY 10 |
| #define CONFIG_BOOTARGS "root=/dev/mtdblock4 console=ttySMX0,115200n8 rootfstype=jffs2" |
| #define CONFIG_BOOTCOMMAND "bootm 10080000" |
| #define CONFIG_SHOW_BOOT_PROGRESS |
| |
| /* |
| * General options for u-boot. Modify to save memory foot print |
| */ |
| #define CFG_LONGHELP /* undef saves memory */ |
| #define CFG_PROMPT "mx1fs2> " /* prompt string */ |
| #define CFG_CBSIZE 256 /* console I/O buffer */ |
| #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* print buffer size */ |
| #define CFG_MAXARGS 16 /* max command args */ |
| #define CFG_BARGSIZE CFG_CBSIZE /* boot args buf size */ |
| |
| #define CFG_MEMTEST_START 0x08100000 /* memtest test area */ |
| #define CFG_MEMTEST_END 0x08F00000 |
| |
| #undef CFG_CLKS_IN_HZ /* use HZ for freq. display */ |
| |
| #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */ |
| #define CFG_CPUSPEED 0x141 /* core clock - register value */ |
| |
| #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
| #define CONFIG_BAUDRATE 115200 |
| /* |
| * Definitions related to passing arguments to kernel. |
| */ |
| #define CONFIG_CMDLINE_TAG 1 /* send commandline to Kernel */ |
| #define CONFIG_SETUP_MEMORY_TAGS 1 /* send memory definition to kernel */ |
| #define CONFIG_INITRD_TAG 1 /* send initrd params */ |
| #undef CONFIG_VFD /* do not send framebuffer setup */ |
| |
| /* |
| * Malloc pool need to host env + 128 Kb reserve for other allocations. |
| */ |
| #define CFG_MALLOC_LEN (CONFIG_ENV_SIZE + (128<<10) ) |
| |
| |
| #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ |
| |
| #define CONFIG_STACKSIZE (120<<10) /* stack size */ |
| |
| #ifdef CONFIG_USE_IRQ |
| #define CONFIG_STACKSIZE_IRQ (4<<10) /* IRQ stack */ |
| #define CONFIG_STACKSIZE_FIQ (4<<10) /* FIQ stack */ |
| #endif |
| |
| /* SDRAM Setup Values |
| * 0x910a8300 Precharge Command CAS 3 |
| * 0x910a8200 Precharge Command CAS 2 |
| * |
| * 0xa10a8300 AutoRefresh Command CAS 3 |
| * 0xa10a8200 Set AutoRefresh Command CAS 2 |
| */ |
| #define PRECHARGE_CMD 0x910a8300 |
| #define AUTOREFRESH_CMD 0xa10a8300 |
| |
| #define BUS32BIT_VERSION |
| /* |
| * SDRAM Memory Map |
| */ |
| #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */ |
| #define MX1FS2_SDRAM_1 0x08000000 /* SDRAM bank #1 */ |
| #ifdef BUS32BIT_VERSION |
| #define MX1FS2_SDRAM_1_SIZE (0x04000000 - 0x100000) /* 64 MB - 1M Framebuffer */ |
| #else |
| #define MX1FS2_SDRAM_1_SIZE (0x01FC0000 - 0x100000) /* 32 MB - 1M Framebuffer */ |
| #endif |
| /* |
| * Flash Controller settings |
| */ |
| |
| #define CFG_MAX_FLASH_BANKS 1 /* FLASH banks count (not chip count)*/ |
| #define CFG_MAX_FLASH_SECT 256 /* number of sector in FLASH bank */ |
| |
| #ifdef BUS32BIT_VERSION |
| #define MX1FS2_FLASH_BUS_WIDTH 4 /* we use 32 bit FLASH memory... */ |
| #define MX1FS2_FLASH_INTERLEAVE 2 /* ... made of 2 chips */ |
| #define MX1FS2_FLASH_BANK_SIZE 0x02000000 /* size of one flash bank*/ |
| #define MX1FS2_FLASH_SECT_SIZE 0x00020000 /* size of erase sector */ |
| #else |
| #define MX1FS2_FLASH_BUS_WIDTH 2 /* we use 16 bit FLASH memory... */ |
| #define MX1FS2_FLASH_INTERLEAVE 1 /* ... made of 1 chip */ |
| #define MX1FS2_FLASH_BANK_SIZE 0x01000000 /* size of one flash bank*/ |
| #define MX1FS2_FLASH_SECT_SIZE 0x00010000 /* size of erase sector */ |
| #endif |
| #define MX1FS2_FLASH_BASE 0x10000000 /* location of flash memory */ |
| #define MX1FS2_FLASH_UNLOCK 1 /* perform hw unlock first */ |
| |
| /* This should be defined if CFI FLASH device is present. Actually benefit |
| is not so clear to me. In other words we can provide more informations |
| to user, but this expects more complex flash handling we do not provide |
| now.*/ |
| #undef CFG_FLASH_CFI |
| |
| #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* timeout for Erase operation */ |
| #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* timeout for Write operation */ |
| |
| #define CFG_FLASH_BASE MX1FS2_FLASH_BASE |
| |
| /* |
| * This is setting for JFFS2 support in u-boot. |
| * Right now there is no gain for user, but later on booting kernel might be |
| * possible. Consider using XIP kernel running from flash to save RAM |
| * footprint. |
| * NOTE: Enable CONFIG_CMD_JFFS2 for JFFS2 support. |
| */ |
| |
| /* |
| * JFFS2 partitions |
| */ |
| /* No command line, one static partition, whole device */ |
| /* |
| #undef CONFIG_JFFS2_CMDLINE |
| #define CONFIG_JFFS2_DEV "nor0" |
| #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF |
| #define CONFIG_JFFS2_PART_OFFSET 0x00050000 |
| */ |
| |
| /* mtdparts command line support */ |
| /* Note: fake mtd_id used, no linux mtd map file */ |
| #define CONFIG_JFFS2_CMDLINE |
| #define MTDIDS_DEFAULT "nor0=mx1fs2-0" |
| |
| #ifdef BUS32BIT_VERSION |
| #define MTDPARTS_DEFAULT "mtdparts=mx1fs2-0:2m@5m(part0),5m@9m(part1)" |
| #else |
| #define MTDPARTS_DEFAULT "mtdparts=mx1fs2-0:-@320k(jffs2)" |
| #endif |
| |
| /* |
| * Environment setup. Definitions of monitor location and size with |
| * definition of environment setup ends up in 2 possibilities. |
| * 1. Embeded environment - in u-boot code is space for environment |
| * 2. Environment is read from predefined sector of flash |
| * Right now we support 2. possiblity, but expecting no env placed |
| * on mentioned address right now. This also needs to provide whole |
| * sector for it - for us 256Kb is really waste of memory. U-boot uses |
| * default env. and until kernel parameters could be sent to kernel |
| * env. has no sense to us. |
| */ |
| |
| #define CFG_MONITOR_BASE 0x10000000 |
| #define CFG_MONITOR_LEN 0x20000 /* 128b ( 1 flash sector ) */ |
| #define CONFIG_ENV_IS_IN_FLASH 1 |
| #define CONFIG_ENV_ADDR 0x10020000 /* absolute address for now */ |
| #define CONFIG_ENV_SIZE 0x20000 |
| |
| #define CONFIG_ENV_OVERWRITE 1 /* env is not writable now */ |
| |
| /* Setup CS4 and CS5 */ |
| #define CFG_GIUS_A_VAL 0x0003fffe |
| |
| /* |
| * CSxU_VAL: |
| * 63| x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x|32 |
| * |DTACK_SEL|0|BCD | BCS | PSZ|PME|SYNC| DOL | CNC| WSC | 0| WWS | EDC | |
| * |
| * CSxL_VAL: |
| * 31| x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x | x x x x| 0 |
| * | OEA | OEN | WEA | WEN | CSA |EBC| DSZ | 0|SP|0|WP| 0 0|PA|CSEN| |
| */ |
| |
| #define CFG_CS0U_VAL 0x00008C00 |
| #define CFG_CS0L_VAL 0x22222601 |
| #define CFG_CS1U_VAL 0x00008C00 |
| #define CFG_CS1L_VAL 0x22222301 |
| #define CFG_CS4U_VAL 0x00008C00 |
| #define CFG_CS4L_VAL 0x22222301 |
| #define CFG_CS5U_VAL 0x00008C00 |
| #define CFG_CS5L_VAL 0x22222301 |
| |
| /* f_{dpll}=2*f{ref}*(MFI+MFN/(MFD+1))/(PD+1) |
| f_ref=16,777MHz |
| |
| 0x002a141f: 191,9944MHz |
| 0x040b2007: 144MHz |
| 0x042a141f: 96MHz |
| 0x0811140d: 64MHz |
| 0x040e200e: 150MHz |
| 0x00321431: 200MHz |
| |
| 0x08001800: 64MHz mit 16er Quarz |
| 0x04001800: 96MHz mit 16er Quarz |
| 0x04002400: 144MHz mit 16er Quarz |
| |
| 31 |x x x x|x x x x|x x x x|x x x x|x x x x|x x x x|x x x x|x x x x| 0 |
| |XXX|--PD---|-------MFD---------|XXX|--MFI--|-----MFN-----------| */ |
| |
| #define CFG_MPCTL0_VAL 0x07E723AD |
| #define CFG_MPCTL1_VAL 0x00000040 |
| #define CFG_PCDR_VAL 0x00010005 |
| #define CFG_GPCR_VAL 0x00000FFB |
| |
| #define USE_16M_OSZI /* If you have one, you want to use it |
| The internal 32kHz oszillator jitters */ |
| #ifdef USE_16M_OSZI |
| |
| #define CFG_SPCTL0_VAL 0x04001401 |
| #define CFG_SPCTL1_VAL 0x0C000040 |
| #define CFG_CSCR_VAL 0x07030003 |
| #define CONFIG_SYS_CLK_FREQ 16780000 |
| #define CONFIG_SYSPLL_CLK_FREQ 16000000 |
| |
| #else |
| |
| #define CFG_SPCTL0_VAL 0x07E716D1 |
| #define CFG_CSCR_VAL 0x06000003 |
| #define CONFIG_SYS_CLK_FREQ 16780000 |
| #define CONFIG_SYSPLL_CLK_FREQ 16780000 |
| |
| #endif |
| |
| /* |
| * Well this has to be defined, but on the other hand it is used differently |
| * one may expect. For instance loadb command do not cares :-) |
| * So advice is - do not relay on this... |
| */ |
| #define CFG_LOAD_ADDR 0x08400000 |
| |
| #define CFG_FMCR_VAL 0x00000003 /* Reset Default */ |
| |
| /* Bit[0:3] contain PERCLK1DIV for UART 1 |
| 0x000b00b ->b<- -> 192MHz/12=16MHz |
| 0x000b00b ->8<- -> 144MHz/09=16MHz |
| 0x000b00b ->3<- -> 64MHz/4=16MHz */ |
| |
| #ifdef _CONFIG_UART1 |
| #define CONFIG_IMX_SERIAL1 |
| #elif defined _CONFIG_UART2 |
| #define CONFIG_IMX_SERIAL2 |
| #elif defined _CONFIG_UART3 | defined _CONFIG_UART4 |
| #define CONFIG_IMX_SERIAL_NONE |
| #define CFG_NS16550 |
| #define CFG_NS16550_SERIAL |
| #define CFG_NS16550_CLK 3686400 |
| #define CFG_NS16550_REG_SIZE 1 |
| #define CONFIG_CONS_INDEX 1 |
| #ifdef _CONFIG_UART3 |
| #define CFG_NS16550_COM1 0x15000000 |
| #elif defined _CONFIG_UART4 |
| #define CFG_NS16550_COM1 0x16000000 |
| #endif |
| #endif |
| |
| #endif /* __CONFIG_H */ |