| | 1 | /* |
| | 2 | * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards |
| | 3 | * (C) Copyright 2013 Siemens AG |
| | 4 | * |
| | 5 | * Based on: |
| | 6 | * U-Boot file: include/configs/at91sam9260ek.h |
| | 7 | * |
| | 8 | * (C) Copyright 2007-2008 |
| | 9 | * Stelian Pop <stelian@popies.net> |
| | 10 | * Lead Tech Design <www.leadtechdesign.com> |
| | 11 | * |
| | 12 | * SPDX-License-Identifier: GPL-2.0+ |
| | 13 | */ |
| | 14 | |
| | 15 | #ifndef __CONFIG_H |
| | 16 | #define __CONFIG_H |
| | 17 | |
| | 18 | /* |
| | 19 | * SoC must be defined first, before hardware.h is included. |
| | 20 | * In this case SoC is defined in boards.cfg. |
| | 21 | */ |
| | 22 | #include <asm/hardware.h> |
| | 23 | #include <linux/sizes.h> |
| | 24 | |
| | 25 | #if defined(CONFIG_SPL_BUILD) |
| | 26 | #define CONFIG_SYS_THUMB_BUILD |
| | 27 | #define CONFIG_SYS_ICACHE_OFF |
| | 28 | #define CONFIG_SYS_DCACHE_OFF |
| | 29 | #endif |
| | 30 | /* |
| | 31 | * Warning: changing CONFIG_SYS_TEXT_BASE requires |
| | 32 | * adapting the initial boot program. |
| | 33 | * Since the linker has to swallow that define, we must use a pure |
| | 34 | * hex number here! |
| | 35 | */ |
| | 36 | |
| | 37 | #define CONFIG_SYS_TEXT_BASE 0x21000000 |
| | 38 | |
| | 39 | /* ARM asynchronous clock */ |
| | 40 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ |
| | 41 | #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ |
| | 42 | |
| | 43 | /* Misc CPU related */ |
| | 44 | #define CONFIG_ARCH_CPU_INIT |
| | 45 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ |
| | 46 | #define CONFIG_SETUP_MEMORY_TAGS |
| | 47 | #define CONFIG_INITRD_TAG |
| | 48 | #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY |
| | 49 | |
| | 50 | /* general purpose I/O */ |
| | 51 | #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ |
| | 52 | #define CONFIG_AT91_GPIO |
| | 53 | #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ |
| | 54 | |
| | 55 | /* serial console */ |
| | 56 | #define CONFIG_ATMEL_USART |
| | 57 | #define CONFIG_USART_BASE ATMEL_BASE_DBGU |
| | 58 | #define CONFIG_USART_ID ATMEL_ID_SYS |
| | 59 | #define CONFIG_BAUDRATE 115200 |
| | 60 | |
| | 61 | |
| | 62 | /* |
| | 63 | * Command line configuration. |
| | 64 | */ |
| | 65 | #define CONFIG_CMD_NAND |
| | 66 | |
| | 67 | /* |
| | 68 | * SDRAM: 1 bank, min 32, max 128 MB |
| | 69 | * Initialized before u-boot gets started. |
| | 70 | */ |
| | 71 | #define CONFIG_NR_DRAM_BANKS 1 |
| | 72 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 |
| | 73 | #define CONFIG_SYS_SDRAM_SIZE (128 * SZ_1M) |
| | 74 | |
| | 75 | /* |
| | 76 | * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, |
| | 77 | * leaving the correct space for initial global data structure above |
| | 78 | * that address while providing maximum stack area below. |
| | 79 | */ |
| | 80 | #define CONFIG_SYS_INIT_SP_ADDR \ |
| | 81 | (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) |
| | 82 | |
| | 83 | /* NAND flash */ |
| | 84 | #ifdef CONFIG_CMD_NAND |
| | 85 | #define CONFIG_NAND_ATMEL |
| | 86 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| | 87 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 |
| | 88 | #define CONFIG_SYS_NAND_DBW_8 |
| | 89 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) |
| | 90 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) |
| | 91 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 |
| | 92 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 |
| | 93 | #endif |
| | 94 | |
| | 95 | /* Ethernet */ |
| | 96 | #define CONFIG_MACB |
| | 97 | #define CONFIG_PHYLIB |
| | 98 | #define CONFIG_RMII |
| | 99 | #define CONFIG_AT91_WANTS_COMMON_PHY |
| | 100 | |
| | 101 | #define CONFIG_AT91SAM9_WATCHDOG |
| | 102 | #define CONFIG_AT91_HW_WDT_TIMEOUT 15 |
| | 103 | #if !defined(CONFIG_SPL_BUILD) |
| | 104 | /* Enable the watchdog */ |
| | 105 | #define CONFIG_HW_WATCHDOG |
| | 106 | #endif |
| | 107 | |
| | 108 | /* USB */ |
| | 109 | #if defined(CONFIG_BOARD_TAURUS) |
| | 110 | #define CONFIG_USB_ATMEL |
| | 111 | #define CONFIG_USB_ATMEL_CLK_SEL_PLLB |
| | 112 | #define CONFIG_USB_OHCI_NEW |
| | 113 | #define CONFIG_SYS_USB_OHCI_CPU_INIT |
| | 114 | #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 |
| | 115 | #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" |
| | 116 | #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 |
| | 117 | |
| | 118 | /* USB DFU support */ |
| | 119 | #define CONFIG_CMD_MTDPARTS |
| | 120 | #define CONFIG_MTD_DEVICE |
| | 121 | #define CONFIG_MTD_PARTITIONS |
| | 122 | |
| | 123 | #define CONFIG_USB_GADGET_AT91 |
| | 124 | |
| | 125 | /* DFU class support */ |
| | 126 | #define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M) |
| | 127 | #define DFU_MANIFEST_POLL_TIMEOUT 25000 |
| | 128 | #endif |
| | 129 | |
| | 130 | /* SPI EEPROM */ |
| | 131 | #define CONFIG_SPI |
| | 132 | #define CONFIG_ATMEL_SPI |
| | 133 | #define TAURUS_SPI_MASK (1 << 4) |
| | 134 | #define TAURUS_SPI_CS_PIN AT91_PIN_PA3 |
| | 135 | |
| | 136 | #if defined(CONFIG_SPL_BUILD) |
| | 137 | /* SPL related */ |
| | 138 | #define CONFIG_SPL_SPI_LOAD |
| | 139 | #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 |
| | 140 | |
| | 141 | #define CONFIG_SF_DEFAULT_BUS 0 |
| | 142 | #define CONFIG_SF_DEFAULT_SPEED 1000000 |
| | 143 | #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 |
| | 144 | #endif |
| | 145 | |
| | 146 | /* load address */ |
| | 147 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 |
| | 148 | |
| | 149 | /* bootstrap in spi flash , u-boot + env + linux in nandflash */ |
| | 150 | #define CONFIG_ENV_IS_IN_NAND |
| | 151 | #define CONFIG_ENV_OFFSET 0x100000 |
| | 152 | #define CONFIG_ENV_OFFSET_REDUND 0x180000 |
| | 153 | #define CONFIG_ENV_SIZE (SZ_128K) /* 1 sector = 128 kB */ |
| | 154 | #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" |
| | 155 | |
| | 156 | #if defined(CONFIG_BOARD_TAURUS) |
| | 157 | #define CONFIG_BOOTARGS_TAURUS \ |
| | 158 | "console=ttyS0,115200 earlyprintk " \ |
| | 159 | "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ |
| | 160 | "256k(env),256k(env_redundant),256k(spare)," \ |
| | 161 | "512k(dtb),6M(kernel)ro,-(rootfs) " \ |
| | 162 | "root=/dev/mtdblock7 rw rootfstype=jffs2" |
| | 163 | #endif |
| | 164 | |
| | 165 | #if defined(CONFIG_BOARD_AXM) |
| | 166 | #define CONFIG_BOOTARGS_AXM \ |
| | 167 | "\0" \ |
| | 168 | "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \ |
| | 169 | "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \ |
| | 170 | "addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \ |
| | 171 | "baudrate=115200\0" \ |
| | 172 | "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \ |
| | 173 | "boot_retries=0\0" \ |
| | 174 | "bootcmd=run flash_self\0" \ |
| | 175 | "bootdelay=3\0" \ |
| | 176 | "ethact=macb0\0" \ |
| | 177 | "flash_nfs=run nand_kernel;run nfsargs;run addip;upgrade_available;"\ |
| | 178 | "bootm ${kernel_ram};reset\0" \ |
| | 179 | "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \ |
| | 180 | "bootm ${kernel_ram};reset\0" \ |
| | 181 | "flash_self_test=run nand_kernel;run setbootargs addtest; " \ |
| | 182 | "upgrade_available;bootm ${kernel_ram};reset\0" \ |
| | 183 | "hostname=systemone\0" \ |
| | 184 | "kernel_Off=0x00200000\0" \ |
| | 185 | "kernel_Off_fallback=0x03800000\0" \ |
| | 186 | "kernel_ram=0x21500000\0" \ |
| | 187 | "kernel_size=0x00400000\0" \ |
| | 188 | "kernel_size_fallback=0x00400000\0" \ |
| | 189 | "loads_echo=1\0" \ |
| | 190 | "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \ |
| | 191 | "${kernel_size}\0" \ |
| | 192 | "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \ |
| | 193 | "run nfsargs;run addip;upgrade_available;bootm " \ |
| | 194 | "${kernel_ram};reset\0" \ |
| | 195 | "netdev=eth0\0" \ |
| | 196 | "nfsargs=run root_path;setenv bootargs ${bootargs} " \ |
| | 197 | "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ |
| | 198 | "at91sam9_wdt.wdt_timeout=16\0" \ |
| | 199 | "partitionset_active=A\0" \ |
| | 200 | "preboot=echo;echo Type 'run flash_self' to use kernel and root "\ |
| | 201 | "filesystem on memory;echo Type 'run flash_nfs' to use kernel " \ |
| | 202 | "from memory and root filesystem over NFS;echo Type 'run net_nfs' "\ |
| | 203 | "to get Kernel over TFTP and mount root filesystem over NFS;echo\0"\ |
| | 204 | "project_dir=systemone\0" \ |
| | 205 | "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0"\ |
| | 206 | "rootfs=/dev/mtdblock5\0" \ |
| | 207 | "rootfs_fallback=/dev/mtdblock7\0" \ |
| | 208 | "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops "\ |
| | 209 | "root=${rootfs} rootfstype=jffs2 panic=7 " \ |
| | 210 | "at91sam9_wdt.wdt_timeout=16\0" \ |
| | 211 | "stderr=serial\0" \ |
| | 212 | "stdin=serial\0" \ |
| | 213 | "stdout=serial\0" \ |
| | 214 | "upgrade_available=0\0" |
| | 215 | #endif |
| | 216 | |
| | 217 | #if defined(CONFIG_BOARD_TAURUS) |
| | 218 | #define CONFIG_BOOTARGS CONFIG_BOOTARGS_TAURUS |
| | 219 | #endif |
| | 220 | |
| | 221 | #if defined(CONFIG_BOARD_AXM) |
| | 222 | #define CONFIG_BOOTARGS CONFIG_BOOTARGS_AXM |
| | 223 | #endif |
| | 224 | |
| | 225 | #define CONFIG_SYS_CBSIZE 256 |
| | 226 | #define CONFIG_SYS_MAXARGS 16 |
| | 227 | #define CONFIG_SYS_PBSIZE \ |
| | 228 | (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) |
| | 229 | #define CONFIG_SYS_LONGHELP |
| | 230 | #define CONFIG_CMDLINE_EDITING |
| | 231 | #define CONFIG_AUTO_COMPLETE |
| | 232 | |
| | 233 | /* |
| | 234 | * Size of malloc() pool |
| | 235 | */ |
| | 236 | #define CONFIG_SYS_MALLOC_LEN \ |
| | 237 | ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000) |
| | 238 | |
| | 239 | /* Defines for SPL */ |
| | 240 | #define CONFIG_SPL_FRAMEWORK |
| | 241 | #define CONFIG_SPL_TEXT_BASE 0x0 |
| | 242 | #define CONFIG_SPL_MAX_SIZE (31 * SZ_512) |
| | 243 | #define CONFIG_SPL_STACK (ATMEL_BASE_SRAM1 + SZ_16K) |
| | 244 | #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_TEXT_BASE - \ |
| | 245 | CONFIG_SYS_MALLOC_LEN) |
| | 246 | #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN |
| | 247 | |
| | 248 | #define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE |
| | 249 | #define CONFIG_SPL_BSS_MAX_SIZE (3 * SZ_512) |
| | 250 | |
| | 251 | #define CONFIG_SPL_BOARD_INIT |
| | 252 | #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) |
| | 253 | #define CONFIG_SYS_USE_NANDFLASH 1 |
| | 254 | #define CONFIG_SPL_NAND_DRIVERS |
| | 255 | #define CONFIG_SPL_NAND_BASE |
| | 256 | #define CONFIG_SPL_NAND_ECC |
| | 257 | #define CONFIG_SPL_NAND_RAW_ONLY |
| | 258 | #define CONFIG_SPL_NAND_SOFTECC |
| | 259 | #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 |
| | 260 | #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K |
| | 261 | #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE |
| | 262 | #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE |
| | 263 | #define CONFIG_SYS_NAND_5_ADDR_CYCLE |
| | 264 | |
| | 265 | #define CONFIG_SYS_NAND_SIZE (256 * SZ_1M) |
| | 266 | #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K |
| | 267 | #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K) |
| | 268 | #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ |
| | 269 | CONFIG_SYS_NAND_PAGE_SIZE) |
| | 270 | #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS |
| | 271 | #define CONFIG_SYS_NAND_ECCSIZE 256 |
| | 272 | #define CONFIG_SYS_NAND_ECCBYTES 3 |
| | 273 | #define CONFIG_SYS_NAND_OOBSIZE 64 |
| | 274 | #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ |
| | 275 | 48, 49, 50, 51, 52, 53, 54, 55, \ |
| | 276 | 56, 57, 58, 59, 60, 61, 62, 63, } |
| | 277 | |
| | 278 | #define CONFIG_SPL_ATMEL_SIZE |
| | 279 | #define CONFIG_SYS_MASTER_CLOCK 132096000 |
| | 280 | #define AT91_PLL_LOCK_TIMEOUT 1000000 |
| | 281 | #define CONFIG_SYS_AT91_PLLA 0x202A3F01 |
| | 282 | #define CONFIG_SYS_MCKR 0x1300 |
| | 283 | #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) |
| | 284 | #define CONFIG_SYS_AT91_PLLB 0x10193F05 |
| | 285 | |
| | 286 | #endif |
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