1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Configuation settings for the Sentec Cobra Board. 4 * 5 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> 6 */ 7 8/* --- 9 * Version: U-Boot 1.0.0 - initial release for Sentec COBRA5272 board 10 * Date: 2004-03-29 11 * Author: Florian Schlote 12 * 13 * For a description of configuration options please refer also to the 14 * general u-boot-1.x.x/README file 15 * --- 16 */ 17 18/* --- 19 * board/config.h - configuration options, board specific 20 * --- 21 */ 22 23#ifndef _CONFIG_COBRA5272_H 24#define _CONFIG_COBRA5272_H 25 26/* --- 27 * Defines processor clock - important for correct timings concerning serial 28 * interface etc. 29 * --- 30 */ 31 32#define CFG_SYS_CLK 66000000 33#define CFG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ 34 35/* --- 36 * Define baudrate for UART1 (console output, tftp, ...) 37 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud 38 * CFG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command 39 * interface 40 * --- 41 */ 42 43#define CFG_SYS_UART_PORT (0) 44 45/* --- 46 * Configuration for environment 47 * Environment is embedded in u-boot in the second sector of the flash 48 * --- 49 */ 50 51#define LDS_BOARD_TEXT \ 52 . = DEFINED(env_offset) ? env_offset : .; \ 53 env/embedded.o(.text); 54 55/* 56 *----------------------------------------------------------------------------- 57 * Define user parameters that have to be customized most likely 58 *----------------------------------------------------------------------------- 59 */ 60 61/*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 62 63/* The following settings will be contained in the environment block ; if you 64want to use a neutral environment all those settings can be manually set in 65u-boot: 'set' command */ 66 67#if 0 68 69enter a valid image address in flash */ 70 71/* User network settings */ 72 73#endif 74 75/*---*/ 76 77/* 78 *----------------------------------------------------------------------------- 79 * End of user parameters to be customized 80 *----------------------------------------------------------------------------- 81 */ 82 83/* --- 84 * Defines memory range for test 85 * --- 86 */ 87 88/* --- 89 * Low Level Configuration Settings 90 * (address mappings, register initial values, etc.) 91 * You should know what you are doing if you make changes here. 92 * --- 93 */ 94 95/* --- 96 * Base register address 97 * --- 98 */ 99 100#define CFG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 101 102/* --- 103 * System Conf. Reg. & System Protection Reg. 104 * --- 105 */ 106 107#define CFG_SYS_SCR 0x0003 108#define CFG_SYS_SPR 0xffff 109 110/*----------------------------------------------------------------------- 111 * Definitions for initial stack pointer and data area (in internal SRAM) 112 */ 113#define CFG_SYS_INIT_RAM_ADDR 0x20000000 114#define CFG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 115 116/*----------------------------------------------------------------------- 117 * Start addresses for the final memory configuration 118 * (Set up by the startup code) 119 * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0 120 */ 121#define CFG_SYS_SDRAM_BASE 0x00000000 122 123/* 124 *------------------------------------------------------------------------- 125 * RAM SIZE (is defined above) 126 *----------------------------------------------------------------------- 127 */ 128 129/* #define CFG_SYS_SDRAM_SIZE 16 */ 130 131/* 132 *----------------------------------------------------------------------- 133 */ 134 135#define CFG_SYS_FLASH_BASE 0xffe00000 136 137/* 138 * For booting Linux, the board info and command line data 139 * have to be in the first 8 MB of memory, since this is 140 * the maximum mapped by the Linux kernel during initialization ?? 141 */ 142#define CFG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 143 144/*----------------------------------------------------------------------- 145 * Cache Configuration 146 */ 147 148#define ICACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ 149 CFG_SYS_INIT_RAM_SIZE - 8) 150#define DCACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ 151 CFG_SYS_INIT_RAM_SIZE - 4) 152#define CFG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 153#define CFG_SYS_CACHE_ACR0 (CFG_SYS_SDRAM_BASE | \ 154 CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \ 155 CF_ACR_EN | CF_ACR_SM_ALL) 156#define CFG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 157 CF_CACR_DISD | CF_CACR_INVI | \ 158 CF_CACR_CEIB | CF_CACR_DCM | \ 159 CF_CACR_EUSP) 160 161/*----------------------------------------------------------------------- 162 * LED config 163 */ 164#define LED_STAT_0 0xffff /*all LEDs off*/ 165#define LED_STAT_1 0xfffe 166#define LED_STAT_2 0xfffd 167#define LED_STAT_3 0xfffb 168#define LED_STAT_4 0xfff7 169#define LED_STAT_5 0xffef 170#define LED_STAT_6 0xffdf 171#define LED_STAT_7 0xff00 /*all LEDs on*/ 172 173/*----------------------------------------------------------------------- 174 * Port configuration (GPIO) 175 */ 176#define CFG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 177GPIO*/ 178#define CFG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 179(1^=output, 0^=input) */ 180#define CFG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 181#define CFG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 182configuration */ 183#define CFG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 184#define CFG_SYS_PBDAT 0x0000 /* PortB value reg. */ 185#define CFG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 186 187#define CFG_MCFTMR 188 189#endif /* _CONFIG_COBRA5272_H */ 190