1 /* 2 * Configuation settings for the Motorola MC5282EVB board. 3 * 4 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 /* 10 * board/config.h - configuration options, board specific 11 */ 12 13 #ifndef _CONFIG_M5282EVB_H 14 #define _CONFIG_M5282EVB_H 15 16 /* 17 * High Level Configuration Options 18 * (easy to change) 19 */ 20 #define CONFIG_MCFTMR 21 22 #define CONFIG_MCFUART 23 #define CONFIG_SYS_UART_PORT (0) 24 #define CONFIG_BAUDRATE 115200 25 26 #undef CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */ 27 28 /* Configuration for environment 29 * Environment is embedded in u-boot in the second sector of the flash 30 */ 31 #define CONFIG_ENV_ADDR 0xffe04000 32 #define CONFIG_ENV_SIZE 0x2000 33 #define CONFIG_ENV_IS_IN_FLASH 1 34 35 #define LDS_BOARD_TEXT \ 36 . = DEFINED(env_offset) ? env_offset : .; \ 37 common/env_embedded.o (.text*); 38 39 /* 40 * BOOTP options 41 */ 42 #define CONFIG_BOOTP_BOOTFILESIZE 43 #define CONFIG_BOOTP_BOOTPATH 44 #define CONFIG_BOOTP_GATEWAY 45 #define CONFIG_BOOTP_HOSTNAME 46 47 /* 48 * Command line configuration. 49 */ 50 51 #define CONFIG_MCFFEC 52 #ifdef CONFIG_MCFFEC 53 # define CONFIG_MII 1 54 # define CONFIG_MII_INIT 1 55 # define CONFIG_SYS_DISCOVER_PHY 56 # define CONFIG_SYS_RX_ETH_BUFFER 8 57 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 58 59 # define CONFIG_SYS_FEC0_PINMUX 0 60 # define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE 61 # define MCFFEC_TOUT_LOOP 50000 62 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */ 63 # ifndef CONFIG_SYS_DISCOVER_PHY 64 # define FECDUPLEX FULL 65 # define FECSPEED _100BASET 66 # else 67 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 68 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 69 # endif 70 # endif /* CONFIG_SYS_DISCOVER_PHY */ 71 #endif 72 73 #ifdef CONFIG_MCFFEC 74 # define CONFIG_IPADDR 192.162.1.2 75 # define CONFIG_NETMASK 255.255.255.0 76 # define CONFIG_SERVERIP 192.162.1.1 77 # define CONFIG_GATEWAYIP 192.162.1.1 78 #endif /* CONFIG_MCFFEC */ 79 80 #define CONFIG_HOSTNAME M5282EVB 81 #define CONFIG_EXTRA_ENV_SETTINGS \ 82 "netdev=eth0\0" \ 83 "loadaddr=10000\0" \ 84 "u-boot=u-boot.bin\0" \ 85 "load=tftp ${loadaddr) ${u-boot}\0" \ 86 "upd=run load; run prog\0" \ 87 "prog=prot off ffe00000 ffe3ffff;" \ 88 "era ffe00000 ffe3ffff;" \ 89 "cp.b ${loadaddr} ffe00000 ${filesize};"\ 90 "save\0" \ 91 "" 92 93 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 94 95 #if defined(CONFIG_CMD_KGDB) 96 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 97 #else 98 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 99 #endif 100 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 101 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 102 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 103 104 #define CONFIG_SYS_LOAD_ADDR 0x20000 105 106 #define CONFIG_SYS_MEMTEST_START 0x400 107 #define CONFIG_SYS_MEMTEST_END 0x380000 108 109 #define CONFIG_SYS_CLK 64000000 110 111 /* PLL Configuration: Ext Clock * 6 (see table 9-4 of MCF user manual) */ 112 113 #define CONFIG_SYS_MFD 0x02 /* PLL Multiplication Factor Devider */ 114 #define CONFIG_SYS_RFD 0x00 /* PLL Reduce Frecuency Devider */ 115 116 /* 117 * Low Level Configuration Settings 118 * (address mappings, register initial values, etc.) 119 * You should know what you are doing if you make changes here. 120 */ 121 #define CONFIG_SYS_MBAR 0x40000000 122 123 /*----------------------------------------------------------------------- 124 * Definitions for initial stack pointer and data area (in DPRAM) 125 */ 126 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 127 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000 /* Size of used area in internal SRAM */ 128 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 129 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 130 131 /*----------------------------------------------------------------------- 132 * Start addresses for the final memory configuration 133 * (Set up by the startup code) 134 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 135 */ 136 #define CONFIG_SYS_SDRAM_BASE 0x00000000 137 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ 138 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_CS0_BASE 139 #define CONFIG_SYS_INT_FLASH_BASE 0xf0000000 140 #define CONFIG_SYS_INT_FLASH_ENABLE 0x21 141 142 /* If M5282 port is fully implemented the monitor base will be behind 143 * the vector table. */ 144 #if (CONFIG_SYS_TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE) 145 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 146 #else 147 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x418) /* 24 Byte for CFM-Config */ 148 #endif 149 150 #define CONFIG_SYS_MONITOR_LEN 0x20000 151 #define CONFIG_SYS_MALLOC_LEN (256 << 10) 152 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 153 154 /* 155 * For booting Linux, the board info and command line data 156 * have to be in the first 8 MB of memory, since this is 157 * the maximum mapped by the Linux kernel during initialization ?? 158 */ 159 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20)) 160 161 /*----------------------------------------------------------------------- 162 * FLASH organization 163 */ 164 #define CONFIG_SYS_FLASH_CFI 165 #ifdef CONFIG_SYS_FLASH_CFI 166 167 # define CONFIG_FLASH_CFI_DRIVER 1 168 # define CONFIG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */ 169 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT 170 # define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 171 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */ 172 # define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */ 173 # define CONFIG_SYS_FLASH_CHECKSUM 174 # define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } 175 #endif 176 177 /*----------------------------------------------------------------------- 178 * Cache Configuration 179 */ 180 #define CONFIG_SYS_CACHELINE_SIZE 16 181 182 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 183 CONFIG_SYS_INIT_RAM_SIZE - 8) 184 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 185 CONFIG_SYS_INIT_RAM_SIZE - 4) 186 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV + CF_CACR_DCM) 187 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 188 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 189 CF_ACR_EN | CF_ACR_SM_ALL) 190 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_DISD | \ 191 CF_CACR_CEIB | CF_CACR_DBWE | \ 192 CF_CACR_EUSP) 193 194 /*----------------------------------------------------------------------- 195 * Memory bank definitions 196 */ 197 #define CONFIG_SYS_CS0_BASE 0xFFE00000 198 #define CONFIG_SYS_CS0_CTRL 0x00001980 199 #define CONFIG_SYS_CS0_MASK 0x001F0001 200 201 /*----------------------------------------------------------------------- 202 * Port configuration 203 */ 204 #define CONFIG_SYS_PACNT 0x0000000 /* Port A D[31:24] */ 205 #define CONFIG_SYS_PADDR 0x0000000 206 #define CONFIG_SYS_PADAT 0x0000000 207 208 #define CONFIG_SYS_PBCNT 0x0000000 /* Port B D[23:16] */ 209 #define CONFIG_SYS_PBDDR 0x0000000 210 #define CONFIG_SYS_PBDAT 0x0000000 211 212 #define CONFIG_SYS_PCCNT 0x0000000 /* Port C D[15:08] */ 213 #define CONFIG_SYS_PCDDR 0x0000000 214 #define CONFIG_SYS_PCDAT 0x0000000 215 216 #define CONFIG_SYS_PDCNT 0x0000000 /* Port D D[07:00] */ 217 #define CONFIG_SYS_PCDDR 0x0000000 218 #define CONFIG_SYS_PCDAT 0x0000000 219 220 #define CONFIG_SYS_PEHLPAR 0xC0 221 #define CONFIG_SYS_PUAPAR 0x0F /* UA0..UA3 = Uart 0 +1 */ 222 #define CONFIG_SYS_DDRUA 0x05 223 #define CONFIG_SYS_PJPAR 0xFF 224 225 #endif /* _CONFIG_M5282EVB_H */ 226