1 /* 2 * (C) Copyright 2007-2010 Michal Simek 3 * 4 * Michal SIMEK <monstr@monstr.eu> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef __CONFIG_H 10 #define __CONFIG_H 11 12 #include "../board/xilinx/microblaze-generic/xparameters.h" 13 14 /* MicroBlaze CPU */ 15 #define MICROBLAZE_V5 1 16 17 /* linear and spi flash memory */ 18 #ifdef XILINX_FLASH_START 19 #define FLASH 20 #undef SPIFLASH 21 #undef RAMENV /* hold environment in flash */ 22 #else 23 #ifdef XILINX_SPI_FLASH_BASEADDR 24 #undef FLASH 25 #define SPIFLASH 26 #undef RAMENV /* hold environment in flash */ 27 #else 28 #undef FLASH 29 #undef SPIFLASH 30 #define RAMENV /* hold environment in RAM */ 31 #endif 32 #endif 33 34 /* uart */ 35 /* The following table includes the supported baudrates */ 36 # define CONFIG_SYS_BAUDRATE_TABLE \ 37 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} 38 39 /* setting reset address */ 40 /*#define CONFIG_SYS_RESET_ADDRESS CONFIG_SYS_TEXT_BASE*/ 41 42 /* gpio */ 43 #ifdef XILINX_GPIO_BASEADDR 44 # define CONFIG_XILINX_GPIO 45 # define CONFIG_SYS_GPIO_0_ADDR XILINX_GPIO_BASEADDR 46 #endif 47 48 /* watchdog */ 49 #if defined(XILINX_WATCHDOG_BASEADDR) && defined(XILINX_WATCHDOG_IRQ) 50 # define CONFIG_WATCHDOG_BASEADDR XILINX_WATCHDOG_BASEADDR 51 # define CONFIG_WATCHDOG_IRQ XILINX_WATCHDOG_IRQ 52 # ifndef CONFIG_SPL_BUILD 53 # define CONFIG_HW_WATCHDOG 54 # define CONFIG_XILINX_TB_WATCHDOG 55 # endif 56 #endif 57 58 #define CONFIG_SYS_MALLOC_LEN 0xC0000 59 60 /* Stack location before relocation */ 61 #define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_TEXT_BASE - \ 62 CONFIG_SYS_MALLOC_F_LEN) 63 64 /* 65 * CFI flash memory layout - Example 66 * CONFIG_SYS_FLASH_BASE = 0x2200_0000; 67 * CONFIG_SYS_FLASH_SIZE = 0x0080_0000; 8MB 68 * 69 * SECT_SIZE = 0x20000; 128kB is one sector 70 * CONFIG_ENV_SIZE = SECT_SIZE; 128kB environment store 71 * 72 * 0x2200_0000 CONFIG_SYS_FLASH_BASE 73 * FREE 256kB 74 * 0x2204_0000 CONFIG_ENV_ADDR 75 * ENV_AREA 128kB 76 * 0x2206_0000 77 * FREE 78 * 0x2280_0000 CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE 79 * 80 */ 81 82 #ifdef FLASH 83 # define CONFIG_SYS_FLASH_BASE XILINX_FLASH_START 84 # define CONFIG_SYS_FLASH_SIZE XILINX_FLASH_SIZE 85 # define CONFIG_SYS_FLASH_CFI 1 86 # define CONFIG_FLASH_CFI_DRIVER 1 87 /* ?empty sector */ 88 # define CONFIG_SYS_FLASH_EMPTY_INFO 1 89 /* max number of memory banks */ 90 # define CONFIG_SYS_MAX_FLASH_BANKS 1 91 /* max number of sectors on one chip */ 92 # define CONFIG_SYS_MAX_FLASH_SECT 512 93 /* hardware flash protection */ 94 # define CONFIG_SYS_FLASH_PROTECTION 95 /* use buffered writes (20x faster) */ 96 # define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 97 # ifdef RAMENV 98 # define CONFIG_ENV_SIZE 0x1000 99 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) 100 101 # else /* FLASH && !RAMENV */ 102 # define CONFIG_ENV_IS_IN_FLASH 1 103 /* 128K(one sector) for env */ 104 # define CONFIG_ENV_SECT_SIZE 0x20000 105 # define CONFIG_ENV_ADDR \ 106 (CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE)) 107 # define CONFIG_ENV_SIZE 0x20000 108 # endif /* FLASH && !RAMBOOT */ 109 #else /* !FLASH */ 110 111 #ifdef SPIFLASH 112 # define CONFIG_SYS_SPI_BASE XILINX_SPI_FLASH_BASEADDR 113 # define CONFIG_SPI 1 114 # define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 115 # define CONFIG_SF_DEFAULT_SPEED XILINX_SPI_FLASH_MAX_FREQ 116 # define CONFIG_SF_DEFAULT_CS XILINX_SPI_FLASH_CS 117 118 # ifdef RAMENV 119 # define CONFIG_ENV_SIZE 0x1000 120 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) 121 122 # else /* SPIFLASH && !RAMENV */ 123 # define CONFIG_ENV_IS_IN_SPI_FLASH 1 124 # define CONFIG_ENV_SPI_MODE SPI_MODE_3 125 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED 126 # define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS 127 /* 128K(two sectors) for env */ 128 # define CONFIG_ENV_SECT_SIZE 0x10000 129 # define CONFIG_ENV_SIZE (2 * CONFIG_ENV_SECT_SIZE) 130 /* Warning: adjust the offset in respect of other flash content and size */ 131 # define CONFIG_ENV_OFFSET (128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */ 132 # endif /* SPIFLASH && !RAMBOOT */ 133 #else /* !SPIFLASH */ 134 135 /* ENV in RAM */ 136 # define CONFIG_ENV_SIZE 0x1000 137 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE) 138 #endif /* !SPIFLASH */ 139 #endif /* !FLASH */ 140 141 #if defined(XILINX_USE_ICACHE) 142 # define CONFIG_ICACHE 143 #else 144 # undef CONFIG_ICACHE 145 #endif 146 147 #if defined(XILINX_USE_DCACHE) 148 # define CONFIG_DCACHE 149 #else 150 # undef CONFIG_DCACHE 151 #endif 152 153 #ifndef XILINX_DCACHE_BYTE_SIZE 154 #define XILINX_DCACHE_BYTE_SIZE 32768 155 #endif 156 157 /* 158 * BOOTP options 159 */ 160 #define CONFIG_BOOTP_BOOTFILESIZE 161 #define CONFIG_BOOTP_BOOTPATH 162 #define CONFIG_BOOTP_GATEWAY 163 #define CONFIG_BOOTP_HOSTNAME 164 165 /* 166 * Command line configuration. 167 */ 168 #define CONFIG_CMD_MFSL 169 170 #if defined(FLASH) 171 # if !defined(RAMENV) 172 # define CONFIG_CMD_SAVES 173 # endif 174 175 #else 176 #if defined(SPIFLASH) 177 178 # if !defined(RAMENV) 179 # define CONFIG_CMD_SAVES 180 # endif 181 #endif 182 #endif 183 184 #if defined(CONFIG_CMD_JFFS2) 185 # define CONFIG_MTD_PARTITIONS 186 #endif 187 188 #if defined(CONFIG_CMD_UBI) 189 # define CONFIG_MTD_PARTITIONS 190 #endif 191 192 #if defined(CONFIG_MTD_PARTITIONS) 193 /* MTD partitions */ 194 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 195 #define CONFIG_FLASH_CFI_MTD 196 #define MTDIDS_DEFAULT "nor0=flash-0" 197 198 /* default mtd partition table */ 199 #define MTDPARTS_DEFAULT "mtdparts=flash-0:256k(u-boot),"\ 200 "256k(env),3m(kernel),1m(romfs),"\ 201 "1m(cramfs),-(jffs2)" 202 #endif 203 204 /* size of console buffer */ 205 #define CONFIG_SYS_CBSIZE 512 206 /* print buffer size */ 207 #define CONFIG_SYS_PBSIZE \ 208 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 209 /* max number of command args */ 210 #define CONFIG_SYS_MAXARGS 15 211 #define CONFIG_SYS_LONGHELP 212 /* default load address */ 213 #define CONFIG_SYS_LOAD_ADDR 0 214 215 #define CONFIG_BOOTARGS "root=romfs" 216 #define CONFIG_HOSTNAME XILINX_BOARD_NAME 217 #define CONFIG_BOOTCOMMAND "base 0;tftp 11000000 image.img;bootm" 218 219 /* architecture dependent code */ 220 #define CONFIG_SYS_USR_EXCEP /* user exception */ 221 222 #define CONFIG_PREBOOT "echo U-BOOT for ${hostname};setenv preboot;echo" 223 224 #ifndef CONFIG_EXTRA_ENV_SETTINGS 225 #define CONFIG_EXTRA_ENV_SETTINGS "unlock=yes\0" \ 226 "nor0=flash-0\0"\ 227 "mtdparts=mtdparts=flash-0:"\ 228 "256k(u-boot),256k(env),3m(kernel),"\ 229 "1m(romfs),1m(cramfs),-(jffs2)\0"\ 230 "nc=setenv stdout nc;"\ 231 "setenv stdin nc\0" \ 232 "serial=setenv stdout serial;"\ 233 "setenv stdin serial\0" 234 #endif 235 236 #define CONFIG_CMDLINE_EDITING 237 238 /* Enable flat device tree support */ 239 #define CONFIG_LMB 1 240 241 #if defined(CONFIG_XILINX_AXIEMAC) 242 # define CONFIG_MII 1 243 # define CONFIG_PHY_GIGE 1 244 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 1 245 # define CONFIG_PHY_ATHEROS 1 246 # define CONFIG_PHY_BROADCOM 1 247 # define CONFIG_PHY_DAVICOM 1 248 # define CONFIG_PHY_LXT 1 249 # define CONFIG_PHY_MARVELL 1 250 # define CONFIG_PHY_MICREL 1 251 # define CONFIG_PHY_MICREL_KSZ9021 252 # define CONFIG_PHY_NATSEMI 1 253 # define CONFIG_PHY_REALTEK 1 254 # define CONFIG_PHY_VITESSE 1 255 #else 256 # undef CONFIG_MII 257 #endif 258 259 /* SPL part */ 260 #define CONFIG_CMD_SPL 261 #define CONFIG_SPL_FRAMEWORK 262 263 #define CONFIG_SPL_LDSCRIPT "arch/microblaze/cpu/u-boot-spl.lds" 264 265 #ifdef CONFIG_SYS_FLASH_BASE 266 # define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE 267 #endif 268 269 /* for booting directly linux */ 270 271 #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \ 272 0x40000) 273 #define CONFIG_SYS_FDT_SIZE (16<<10) 274 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_TEXT_BASE + \ 275 0x1000000) 276 277 /* SP location before relocation, must use scratch RAM */ 278 /* BRAM start */ 279 #define CONFIG_SYS_INIT_RAM_ADDR 0x0 280 /* BRAM size - will be generated */ 281 #define CONFIG_SYS_INIT_RAM_SIZE 0x100000 282 283 # define CONFIG_SPL_STACK_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 284 CONFIG_SYS_INIT_RAM_SIZE - \ 285 CONFIG_SYS_MALLOC_F_LEN) 286 287 /* Just for sure that there is a space for stack */ 288 #define CONFIG_SPL_STACK_SIZE 0x100 289 290 #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE 291 292 #define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \ 293 CONFIG_SYS_INIT_RAM_ADDR - \ 294 CONFIG_SYS_MALLOC_F_LEN - \ 295 CONFIG_SPL_STACK_SIZE) 296 297 #endif /* __CONFIG_H */ 298