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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot-sam460ex/include/configs/ML2.h | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot-sam460ex/include/configs/ML2.h')
-rw-r--r-- | roms/u-boot-sam460ex/include/configs/ML2.h | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/include/configs/ML2.h b/roms/u-boot-sam460ex/include/configs/ML2.h new file mode 100644 index 000000000..5fcc1733b --- /dev/null +++ b/roms/u-boot-sam460ex/include/configs/ML2.h @@ -0,0 +1,265 @@ +/* + * ML2.h: ML2 specific config options + * + * Copyright 2002 Mind NV + * + * http://www.mind.be/ + * + * Author : Peter De Schrijver (p2@mind.be) + * + * Derived from : other configuration header files in this tree + * + * This software may be used and distributed according to the terms of + * the GNU General Public License (GPL) version 2, incorporated herein by + * reference. Drivers based on or derived from this code fall under the GPL + * and must retain the authorship, copyright and this license notice. This + * file is not a complete program and may only be used when the entire + * program is licensed under the GPL. + * + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_405 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_ML2 1 /* ...on a ML2 board */ + + +#define CONFIG_ENV_IS_IN_FLASH 1 + +#ifdef CONFIG_ENV_IS_IN_NVRAM +#undef CONFIG_ENV_IS_IN_FLASH +#else +#ifdef CONFIG_ENV_IS_IN_FLASH +#undef CONFIG_ENV_IS_IN_NVRAM +#endif +#endif + +#define CONFIG_BAUDRATE 9600 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#if 1 +#define CONFIG_BOOTCOMMAND "bootm" /* autoboot command */ +#else +#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */ +#endif + +#define CONFIG_PREBOOT "fsload 0x00100000 /boot/image" + +/* Size (bytes) of interrupt driven serial port buffer. + * Set to 0 to use polling instead of interrupts. + * Setting to 0 will also disable RTS/CTS handshaking. + */ +#if 0 +#define CONFIG_SERIAL_SOFTWARE_FIFO 4000 +#else +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#endif + +#if 0 +#define CONFIG_BOOTARGS "root=/dev/nfs " \ + "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \ + "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4" +#else +#define CONFIG_BOOTARGS "root=/dev/mtdblock2 " \ + "console=ttyS0 console=tty" + +#endif + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + + +/* + * 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_IRQ +#define CONFIG_CMD_KGDB +#define CONFIG_CMD_BEDBUG +#define CONFIG_CMD_ELF +#define CONFIG_CMD_JFFS2 + +#undef CONFIG_CMD_NET +#undef CONFIG_CMD_RTC +#undef CONFIG_CMD_PCI +#undef CONFIG_CMD_I2C + + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#define CONFIG_SYS_CLK_FREQ 50000000 + +#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ +#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 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +/* + * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. + * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. + * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. + * The Linux BASE_BAUD define should match this configuration. + * baseBaud = cpuClock/(uartDivisor*16) + * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, + * set Linux BASE_BAUD to 403200. + */ +#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */ +#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ + +#define CONFIG_SYS_BASE_BAUD (3125000*16) +#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_BASE_BAUD +#define CONFIG_SYS_DUART_CHAN 0 +#define CONFIG_SYS_NS16550_COM1 0xa0001003 +#define CONFIG_SYS_NS16550_COM2 0xa0011003 +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550 1 +#define CONFIG_SYS_INIT_CHAN1 1 +#define CONFIG_SYS_INIT_CHAN2 1 + +/* The following table includes the supported baudrates */ +#define CONFIG_SYS_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ +#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ + + +/*----------------------------------------------------------------------- + * 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 0x18000000 +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE +#define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ +#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ + +/* + * 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_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +/* BEG ENVIRONNEMENT FLASH */ +#ifdef CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_OFFSET 0x00050000 /* Offset of Environment Sector */ +#define CONFIG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ +#define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ +#endif +/* END ENVIRONNEMENT FLASH */ +/*----------------------------------------------------------------------- + * NVRAM organization + */ +#define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ +#define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */ + +#ifdef CONFIG_ENV_IS_IN_NVRAM +#define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */ +#define CONFIG_ENV_ADDR \ + (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */ +#endif + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ + + +/* Configuration Port location */ +#define CONFIG_PORT_ADDR 0xF0000500 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ + +#define CONFIG_SYS_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */ +#define CONFIG_SYS_INIT_RAM_END 0x2000 /* End of used area in RAM */ +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* 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 + +/*----------------------------------------------------------------------- + * Definitions for Serial Presence Detect EEPROM address + * (to get SDRAM settings) + */ +#define SPD_EEPROM_ADDRESS 0x50 + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* + * JFFS2 partitions + * + */ +/* No command line, one static partition, whole device */ +#undef CONFIG_CMD_MTDPARTS +#define CONFIG_JFFS2_DEV "nor0" +#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF +#define CONFIG_JFFS2_PART_OFFSET 0x00080000 + +/* mtdparts command line support */ +/* Note: fake mtd_id used, no linux mtd map file */ +/* +#define CONFIG_CMD_MTDPARTS +#define MTDIDS_DEFAULT "nor0=ml2-0" +#define MTDPARTS_DEFAULT "mtdparts=ml2-0:-@512k(jffs2)" +*/ + +#endif /* __CONFIG_H */ |