| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Configuation settings for the Sentec Cobra Board. |
| * |
| * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> |
| */ |
| |
| /* --- |
| * Version: U-Boot 1.0.0 - initial release for Sentec COBRA5272 board |
| * Date: 2004-03-29 |
| * Author: Florian Schlote |
| * |
| * For a description of configuration options please refer also to the |
| * general u-boot-1.x.x/README file |
| * --- |
| */ |
| |
| /* --- |
| * board/config.h - configuration options, board specific |
| * --- |
| */ |
| |
| #ifndef _CONFIG_COBRA5272_H |
| #define _CONFIG_COBRA5272_H |
| |
| /* --- |
| * Defines processor clock - important for correct timings concerning serial |
| * interface etc. |
| * --- |
| */ |
| |
| #define CFG_SYS_CLK 66000000 |
| #define CFG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ |
| |
| /* --- |
| * Define baudrate for UART1 (console output, tftp, ...) |
| * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud |
| * CFG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command |
| * interface |
| * --- |
| */ |
| |
| #define CFG_SYS_UART_PORT (0) |
| |
| /* --- |
| * Configuration for environment |
| * Environment is embedded in u-boot in the second sector of the flash |
| * --- |
| */ |
| |
| #define LDS_BOARD_TEXT \ |
| . = DEFINED(env_offset) ? env_offset : .; \ |
| env/embedded.o(.text); |
| |
| /* |
| *----------------------------------------------------------------------------- |
| * Define user parameters that have to be customized most likely |
| *----------------------------------------------------------------------------- |
| */ |
| |
| /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ |
| |
| /* The following settings will be contained in the environment block ; if you |
| want to use a neutral environment all those settings can be manually set in |
| u-boot: 'set' command */ |
| |
| #if 0 |
| |
| enter a valid image address in flash */ |
| |
| /* User network settings */ |
| |
| #endif |
| |
| /*---*/ |
| |
| /* |
| *----------------------------------------------------------------------------- |
| * End of user parameters to be customized |
| *----------------------------------------------------------------------------- |
| */ |
| |
| /* --- |
| * Defines memory range for test |
| * --- |
| */ |
| |
| /* --- |
| * Low Level Configuration Settings |
| * (address mappings, register initial values, etc.) |
| * You should know what you are doing if you make changes here. |
| * --- |
| */ |
| |
| /* --- |
| * Base register address |
| * --- |
| */ |
| |
| #define CFG_SYS_MBAR 0x10000000 /* Register Base Addrs */ |
| |
| /* --- |
| * System Conf. Reg. & System Protection Reg. |
| * --- |
| */ |
| |
| #define CFG_SYS_SCR 0x0003 |
| #define CFG_SYS_SPR 0xffff |
| |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in internal SRAM) |
| */ |
| #define CFG_SYS_INIT_RAM_ADDR 0x20000000 |
| #define CFG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ |
| |
| /*----------------------------------------------------------------------- |
| * Start addresses for the final memory configuration |
| * (Set up by the startup code) |
| * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0 |
| */ |
| #define CFG_SYS_SDRAM_BASE 0x00000000 |
| |
| /* |
| *------------------------------------------------------------------------- |
| * RAM SIZE (is defined above) |
| *----------------------------------------------------------------------- |
| */ |
| |
| /* #define CFG_SYS_SDRAM_SIZE 16 */ |
| |
| /* |
| *----------------------------------------------------------------------- |
| */ |
| |
| #define CFG_SYS_FLASH_BASE 0xffe00000 |
| |
| /* |
| * 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 CFG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
| |
| /*----------------------------------------------------------------------- |
| * Cache Configuration |
| */ |
| |
| #define ICACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ |
| CFG_SYS_INIT_RAM_SIZE - 8) |
| #define DCACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ |
| CFG_SYS_INIT_RAM_SIZE - 4) |
| #define CFG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) |
| #define CFG_SYS_CACHE_ACR0 (CFG_SYS_SDRAM_BASE | \ |
| CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \ |
| CF_ACR_EN | CF_ACR_SM_ALL) |
| #define CFG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ |
| CF_CACR_DISD | CF_CACR_INVI | \ |
| CF_CACR_CEIB | CF_CACR_DCM | \ |
| CF_CACR_EUSP) |
| |
| /*----------------------------------------------------------------------- |
| * LED config |
| */ |
| #define LED_STAT_0 0xffff /*all LEDs off*/ |
| #define LED_STAT_1 0xfffe |
| #define LED_STAT_2 0xfffd |
| #define LED_STAT_3 0xfffb |
| #define LED_STAT_4 0xfff7 |
| #define LED_STAT_5 0xffef |
| #define LED_STAT_6 0xffdf |
| #define LED_STAT_7 0xff00 /*all LEDs on*/ |
| |
| /*----------------------------------------------------------------------- |
| * Port configuration (GPIO) |
| */ |
| #define CFG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external |
| GPIO*/ |
| #define CFG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs |
| (1^=output, 0^=input) */ |
| #define CFG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ |
| #define CFG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART |
| configuration */ |
| #define CFG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ |
| #define CFG_SYS_PBDAT 0x0000 /* PortB value reg. */ |
| #define CFG_SYS_PDCNT 0x00000000 /* PortD control reg. */ |
| |
| #endif /* _CONFIG_COBRA5272_H */ |
