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 #include <linux/sizes.h> 32 33 /* 34 * Warning: changing CONFIG_SYS_TEXT_BASE requires adapting the initial boot 35 * program. Since the linker has to swallow that define, we must use a pure 36 * hex number here! 37 */ 38 #define CONFIG_SYS_TEXT_BASE 0x23000000 39 40 /* ARM asynchronous clock */ 41 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 42 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */ 43 44 /* misc settings */ 45 #define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */ 46 #define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */ 47 #define CONFIG_INITRD_TAG /* pass initrd param to kernel */ 48 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY /* U-Boot is loaded by a bootloader */ 49 #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */ 50 51 /* We set the max number of command args high to avoid HUSH bugs. */ 52 #define CONFIG_SYS_MAXARGS 32 53 54 /* setting board specific options */ 55 #define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB 56 #define CONFIG_AUTO_COMPLETE 57 #define CONFIG_ENV_OVERWRITE 1 /* Overwrite ethaddr / serial# */ 58 #define CONFIG_AUTO_COMPLETE 59 #define CONFIG_SYS_AUTOLOAD "yes" 60 #define CONFIG_RESET_TO_RETRY 61 62 /* The LED PINs */ 63 #define CONFIG_RED_LED AT91_PIN_PA9 64 #define CONFIG_GREEN_LED AT91_PIN_PA6 65 66 /* 67 * SDRAM: 1 bank, 64 MB, base address 0x20000000 68 * Already initialized before u-boot gets started. 69 */ 70 #define CONFIG_NR_DRAM_BANKS 1 71 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 72 #define CONFIG_SYS_SDRAM_SIZE (64 * SZ_1M) 73 74 /* 75 * Perform a SDRAM Memtest from the start of SDRAM 76 * till the beginning of the U-Boot position in RAM. 77 */ 78 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 79 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000) 80 81 /* Size of malloc() pool */ 82 #define CONFIG_SYS_MALLOC_LEN \ 83 ROUND(3 * CONFIG_ENV_SIZE + (4 * SZ_1M), 0x1000) 84 85 /* NAND flash settings */ 86 #define CONFIG_NAND_ATMEL 87 #define CONFIG_SYS_NO_FLASH 88 #define CONFIG_SYS_MAX_NAND_DEVICE 1 89 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 90 #define CONFIG_SYS_NAND_DBW_8 91 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 92 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 93 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 94 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 95 96 #define CONFIG_CMD_MTDPARTS 97 #define CONFIG_MTD_DEVICE 98 #define MTDIDS_NAME_STR "atmel_nand" 99 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR 100 #define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \ 101 "128k(Bootstrap)," \ 102 "896k(U-Boot)," \ 103 "512k(ENV0)," \ 104 "512k(ENV1)," \ 105 "4M(Linux)," \ 106 "-(Root-FS)" 107 108 /* general purpose I/O */ 109 #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 110 #define CONFIG_AT91_GPIO /* enable the GPIO features */ 111 #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 112 113 /* serial console */ 114 #define CONFIG_ATMEL_USART 115 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 116 #define CONFIG_USART_ID ATMEL_ID_SYS 117 #define CONFIG_BAUDRATE 115200 118 119 /* 120 * Ethernet configuration 121 * 122 */ 123 #define CONFIG_MACB 124 #define CONFIG_PHYLIB 125 #define CONFIG_USB_HOST_ETHER 126 #define CONFIG_USB_ETHER_ASIX 127 #define CONFIG_USB_ETHER_MCS7830 128 #define CONFIG_RMII /* use reduced MII inteface */ 129 #define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */ 130 #define CONFIG_AT91_WANTS_COMMON_PHY 131 132 /* BOOTP and DHCP options */ 133 #define CONFIG_BOOTP_BOOTFILESIZE 134 #define CONFIG_BOOTP_BOOTPATH 135 #define CONFIG_BOOTP_GATEWAY 136 #define CONFIG_BOOTP_HOSTNAME 137 #define CONFIG_NFSBOOTCOMMAND \ 138 "setenv autoload yes; setenv autoboot yes; " \ 139 "setenv bootargs ${basicargs} ${mtdparts} " \ 140 "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \ 141 "dhcp" 142 143 /* Enable the watchdog */ 144 #define CONFIG_AT91SAM9_WATCHDOG 145 #if !defined(CONFIG_SPL_BUILD) 146 #define CONFIG_HW_WATCHDOG 147 #endif 148 #define CONFIG_AT91_HW_WDT_TIMEOUT 15 149 150 #if !defined(CONFIG_SPL_BUILD) 151 /* USB configuration */ 152 #define CONFIG_USB_ATMEL 153 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB 154 #define CONFIG_USB_OHCI_NEW 155 #define CONFIG_SYS_USB_OHCI_CPU_INIT 156 #define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE 157 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 158 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 159 160 /* USB DFU support */ 161 #define CONFIG_CMD_MTDPARTS 162 #define CONFIG_MTD_DEVICE 163 #define CONFIG_MTD_PARTITIONS 164 165 #define CONFIG_USB_GADGET_AT91 166 167 /* DFU class support */ 168 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_1M 169 #define DFU_MANIFEST_POLL_TIMEOUT 25000 170 #endif 171 172 /* General Boot Parameter */ 173 #define CONFIG_BOOTCOMMAND "run flashboot" 174 #define CONFIG_SYS_CBSIZE 512 175 #define CONFIG_SYS_PBSIZE \ 176 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 177 #define CONFIG_SYS_LONGHELP 178 #define CONFIG_CMDLINE_EDITING 179 180 /* 181 * RAM Memory address where to put the 182 * Linux Kernel befor starting. 183 */ 184 #define CONFIG_SYS_LOAD_ADDR 0x22000000 185 186 /* 187 * The NAND Flash partitions: 188 */ 189 #define CONFIG_ENV_IS_IN_NAND 190 #define CONFIG_ENV_OFFSET (0x100000) 191 #define CONFIG_ENV_OFFSET_REDUND (0x180000) 192 #define CONFIG_ENV_RANGE (SZ_512K) 193 #define CONFIG_ENV_SIZE (SZ_128K) 194 195 /* 196 * Predefined environment variables. 197 * Usefull to define some easy to use boot commands. 198 */ 199 #define CONFIG_EXTRA_ENV_SETTINGS \ 200 \ 201 "basicargs=console=ttyS0,115200\0" \ 202 \ 203 "mtdparts="MTDPARTS_DEFAULT"\0" 204 205 /* Command line & features configuration */ 206 207 #define CONFIG_CMD_NAND 208 209 #ifdef CONFIG_MACB 210 #else 211 #endif /* CONFIG_MACB */ 212 213 #ifdef CONFIG_SPL_BUILD 214 #define CONFIG_SYS_INIT_SP_ADDR 0x301000 215 #define CONFIG_SPL_STACK_R 216 #define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE 217 #else 218 /* 219 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 220 * leaving the correct space for initial global data structure above that 221 * address while providing maximum stack area below. 222 */ 223 #define CONFIG_SYS_INIT_SP_ADDR \ 224 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) 225 #endif 226 227 /* Defines for SPL */ 228 #define CONFIG_SPL_FRAMEWORK 229 #define CONFIG_SPL_TEXT_BASE 0x0 230 #define CONFIG_SPL_MAX_SIZE (SZ_4K) 231 232 #define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE 233 #define CONFIG_SPL_BSS_MAX_SIZE (SZ_16K) 234 #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ 235 CONFIG_SPL_BSS_MAX_SIZE) 236 #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN 237 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds 238 239 #define CONFIG_SPL_BOARD_INIT 240 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) 241 #define CONFIG_SYS_USE_NANDFLASH 1 242 #define CONFIG_SPL_NAND_DRIVERS 243 #define CONFIG_SPL_NAND_BASE 244 #define CONFIG_SPL_NAND_ECC 245 #define CONFIG_SPL_NAND_RAW_ONLY 246 #define CONFIG_SPL_NAND_SOFTECC 247 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 248 #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K 249 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 250 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 251 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 252 253 #define CONFIG_SYS_NAND_SIZE (SZ_256M) 254 #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K 255 #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K) 256 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 257 CONFIG_SYS_NAND_PAGE_SIZE) 258 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 259 #define CONFIG_SYS_NAND_ECCSIZE 256 260 #define CONFIG_SYS_NAND_ECCBYTES 3 261 #define CONFIG_SYS_NAND_OOBSIZE 64 262 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 263 48, 49, 50, 51, 52, 53, 54, 55, \ 264 56, 57, 58, 59, 60, 61, 62, 63, } 265 266 #define CONFIG_SPL_ATMEL_SIZE 267 #define CONFIG_SYS_MASTER_CLOCK (198656000/2) 268 #define AT91_PLL_LOCK_TIMEOUT 1000000 269 #define CONFIG_SYS_AT91_PLLA 0x2060bf09 270 #define CONFIG_SYS_MCKR 0x100 271 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) 272 #define CONFIG_SYS_AT91_PLLB 0x10483f0e 273 274 #if defined(CONFIG_SPL_BUILD) 275 #define CONFIG_SYS_THUMB_BUILD 276 #define CONFIG_SYS_ICACHE_OFF 277 #define CONFIG_SYS_DCACHE_OFF 278 #undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */ 279 #endif 280 #endif /* __CONFIG_H */ 281