1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * (C) Copyright 2010 7 * Achim Ehrlich <aehrlich@taskit.de> 8 * taskit GmbH <www.taskit.de> 9 * 10 * (C) Copyright 2012 11 * Markus Hubig <mhubig@imko.de> 12 * IMKO GmbH <www.imko.de> 13 * 14 * (C) Copyright 2014 15 * Heiko Schocher <hs@denx.de> 16 * DENX Software Engineering GmbH 17 * 18 * Configuation settings for the smartweb. 19 * 20 * SPDX-License-Identifier: GPL-2.0+ 21 */ 22 23 #ifndef __CONFIG_H 24 #define __CONFIG_H 25 26 /* 27 * SoC must be defined first, before hardware.h is included. 28 * In this case SoC is defined in boards.cfg. 29 */ 30 #include <asm/hardware.h> 31 32 /* 33 * Warning: changing CONFIG_SYS_TEXT_BASE requires adapting the initial boot 34 * program. Since the linker has to swallow that define, we must use a pure 35 * hex number here! 36 */ 37 #define CONFIG_SYS_TEXT_BASE 0x23000000 38 39 /* ARM asynchronous clock */ 40 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 41 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */ 42 43 /* misc settings */ 44 #define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */ 45 #define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */ 46 #define CONFIG_INITRD_TAG /* pass initrd param to kernel */ 47 #define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */ 48 #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */ 49 #define CONFIG_DISPLAY_CPUINFO /* display CPU Info at startup */ 50 51 /* setting board specific options */ 52 # define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB 53 #define CONFIG_SYS_GENERIC_BOARD 54 #define CONFIG_CMDLINE_EDITING 55 #define CONFIG_AUTO_COMPLETE 56 57 /* The LED PINs */ 58 #define CONFIG_RED_LED AT91_PIN_PA9 59 #define CONFIG_GREEN_LED AT91_PIN_PA6 60 61 /* 62 * SDRAM: 1 bank, 64 MB, base address 0x20000000 63 * Already initialized before u-boot gets started. 64 */ 65 #define CONFIG_NR_DRAM_BANKS 1 66 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 67 #define CONFIG_SYS_SDRAM_SIZE (64 << 20) 68 69 /* 70 * Perform a SDRAM Memtest from the start of SDRAM 71 * till the beginning of the U-Boot position in RAM. 72 */ 73 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 74 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000) 75 76 /* Size of malloc() pool */ 77 #define CONFIG_SYS_MALLOC_LEN \ 78 ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000) 79 80 /* NAND flash settings */ 81 #define CONFIG_NAND_ATMEL 82 #define CONFIG_SYS_NO_FLASH 83 #define CONFIG_SYS_MAX_NAND_DEVICE 1 84 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 85 #define CONFIG_SYS_NAND_DBW_8 86 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 87 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 88 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 89 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 90 91 #define CONFIG_CMD_MTDPARTS 92 #define CONFIG_MTD_DEVICE 93 #define MTDIDS_NAME_STR "atmel_nand" 94 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 95 #define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \ 96 "128k(Bootstrap)," \ 97 "896k(U-Boot)," \ 98 "512k(ENV0)," \ 99 "512k(ENV1)," \ 100 "4M(Linux)," \ 101 "-(Root-FS)" 102 103 /* general purpose I/O */ 104 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 105 #define CONFIG_AT91_GPIO /* enable the GPIO features */ 106 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 107 108 /* serial console */ 109 #define CONFIG_ATMEL_USART 110 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 111 #define CONFIG_USART_ID ATMEL_ID_SYS 112 #define CONFIG_BAUDRATE 115200 113 114 /* 115 * Ethernet configuration 116 * 117 */ 118 #define CONFIG_MACB 119 #define CONFIG_RMII /* use reduced MII inteface */ 120 #define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */ 121 #define CONFIG_AT91_WANTS_COMMON_PHY 122 123 /* BOOTP and DHCP options */ 124 #define CONFIG_BOOTP_BOOTFILESIZE 125 #define CONFIG_BOOTP_BOOTPATH 126 #define CONFIG_BOOTP_GATEWAY 127 #define CONFIG_BOOTP_HOSTNAME 128 #define CONFIG_NFSBOOTCOMMAND \ 129 "setenv autoload yes; setenv autoboot yes; " \ 130 "setenv bootargs ${basicargs} ${mtdparts} " \ 131 "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \ 132 "dhcp" 133 134 /* Enable the watchdog */ 135 #define CONFIG_AT91SAM9_WATCHDOG 136 #if !defined(CONFIG_SPL_BUILD) 137 #define CONFIG_HW_WATCHDOG 138 #endif 139 #define CONFIG_AT91_HW_WDT_TIMEOUT 15 140 141 #if !defined(CONFIG_SPL_BUILD) 142 /* USB configuration */ 143 #define CONFIG_USB_ATMEL 144 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 145 #define CONFIG_USB_OHCI_NEW 146 #define CONFIG_USB_STORAGE 147 #define CONFIG_DOS_PARTITION 148 #define CONFIG_SYS_USB_OHCI_CPU_INIT 149 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE 150 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 151 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 152 #endif 153 154 /* General Boot Parameter */ 155 #define CONFIG_BOOTDELAY 3 156 #define CONFIG_BOOTCOMMAND "run flashboot" 157 #define CONFIG_SYS_CBSIZE 512 158 #define CONFIG_SYS_MAXARGS 16 159 #define CONFIG_SYS_PBSIZE \ 160 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 161 #define CONFIG_SYS_LONGHELP 162 #define CONFIG_CMDLINE_EDITING 163 164 /* 165 * RAM Memory address where to put the 166 * Linux Kernel befor starting. 167 */ 168 #define CONFIG_SYS_LOAD_ADDR 0x22000000 169 170 /* 171 * The NAND Flash partitions: 172 */ 173 #define CONFIG_ENV_IS_IN_NAND 174 #define CONFIG_ENV_OFFSET (0x100000) 175 #define CONFIG_ENV_OFFSET_REDUND (0x180000) 176 #define CONFIG_ENV_RANGE (0x80000) 177 #define CONFIG_ENV_SIZE (0x20000) 178 179 /* 180 * Predefined environment variables. 181 * Usefull to define some easy to use boot commands. 182 */ 183 #define CONFIG_EXTRA_ENV_SETTINGS \ 184 \ 185 "basicargs=console=ttyS0,115200\0" \ 186 \ 187 "mtdparts="MTDPARTS_DEFAULT"\0" 188 189 /* Command line & features configuration */ 190 #undef CONFIG_CMD_FPGA 191 #undef CONFIG_CMD_IMI 192 #undef CONFIG_CMD_IMLS 193 #undef CONFIG_CMD_LOADS 194 195 #define CONFIG_CMD_NAND 196 #define CONFIG_CMD_USB 197 #define CONFIG_CMD_FAT 198 199 #ifdef CONFIG_MACB 200 # define CONFIG_CMD_PING 201 # define CONFIG_CMD_DHCP 202 #else 203 # undef CONFIG_CMD_BOOTD 204 # undef CONFIG_CMD_NET 205 # undef CONFIG_CMD_NFS 206 #endif /* CONFIG_MACB */ 207 208 #if !defined(CONFIG_SPL_BUILD) 209 /* Enable Device-Tree (FDT) support */ 210 #define CONFIG_OF_LIBFDT 211 #define CONFIG_CMD_FDT 212 #define CONFIG_FIT 213 #endif 214 215 #ifdef CONFIG_SPL_BUILD 216 #define CONFIG_SYS_INIT_SP_ADDR 0x301000 217 #define CONFIG_SPL_STACK_R 218 #define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE 219 #else 220 /* 221 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 222 * leaving the correct space for initial global data structure above that 223 * address while providing maximum stack area below. 224 */ 225 #define CONFIG_SYS_INIT_SP_ADDR \ 226 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) 227 #endif 228 229 230 /* Defines for SPL */ 231 #define CONFIG_SPL_FRAMEWORK 232 #define CONFIG_SPL_TEXT_BASE 0x0 233 #define CONFIG_SPL_MAX_SIZE (4 * 1024) 234 235 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE 236 #define CONFIG_SPL_BSS_MAX_SIZE (16 * 1024) 237 #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ 238 CONFIG_SPL_BSS_MAX_SIZE) 239 #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN 240 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds 241 242 #define CONFIG_SPL_LIBCOMMON_SUPPORT 243 #define CONFIG_SPL_LIBGENERIC_SUPPORT 244 245 #define CONFIG_SPL_BOARD_INIT 246 #define CONFIG_SPL_GPIO_SUPPORT 247 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) 248 #define CONFIG_SPL_NAND_SUPPORT 249 #define CONFIG_SYS_USE_NANDFLASH 1 250 #define CONFIG_SPL_NAND_DRIVERS 251 #define CONFIG_SPL_NAND_BASE 252 #define CONFIG_SPL_NAND_ECC 253 #define CONFIG_SPL_NAND_RAW_ONLY 254 #define CONFIG_SPL_NAND_SOFTECC 255 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 256 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 257 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 258 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 259 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 260 261 #define CONFIG_SYS_NAND_SIZE (256*1024*1024) 262 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 263 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 264 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 265 CONFIG_SYS_NAND_PAGE_SIZE) 266 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 267 #define CONFIG_SYS_NAND_ECCSIZE 256 268 #define CONFIG_SYS_NAND_ECCBYTES 3 269 #define CONFIG_SYS_NAND_OOBSIZE 64 270 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 271 48, 49, 50, 51, 52, 53, 54, 55, \ 272 56, 57, 58, 59, 60, 61, 62, 63, } 273 274 #define CONFIG_SPL_ATMEL_SIZE 275 #define CONFIG_SYS_MASTER_CLOCK (198656000/2) 276 #define AT91_PLL_LOCK_TIMEOUT 1000000 277 #define CONFIG_SYS_AT91_PLLA 0x2060bf09 278 #define CONFIG_SYS_MCKR 0x100 279 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) 280 #define CONFIG_SYS_AT91_PLLB 0x10483f0e 281 282 #if defined(CONFIG_SPL_BUILD) 283 #define CONFIG_SYS_THUMB_BUILD 284 #define CONFIG_SYS_ICACHE_OFF 285 #define CONFIG_SYS_DCACHE_OFF 286 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 287 #endif 288 #endif /* __CONFIG_H */ 289