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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | /* 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 */ |