1 /* 2 * Copyright (C) 2013, 2014 Markus Niebel <Markus.Niebel@tq-group.com> 3 * 4 * Configuration settings for the TQ Systems TQMa6<Q,S> module. 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef __CONFIG_H 10 #define __CONFIG_H 11 12 #define CONFIG_MX6 13 14 /* SPL */ 15 /* #if defined(CONFIG_SPL_BUILD) */ 16 17 #define CONFIG_SPL_MMC_SUPPORT 18 #define CONFIG_SPL_SPI_SUPPORT 19 #define CONFIG_SPL_FAT_SUPPORT 20 #define CONFIG_SPL_EXT_SUPPORT 21 22 /* common IMX6 SPL configuration */ 23 #include "imx6_spl.h" 24 25 /* #endif */ 26 27 #include "mx6_common.h" 28 #include <asm/arch/imx-regs.h> 29 #include <asm/imx-common/gpio.h> 30 #include <linux/sizes.h> 31 32 #if defined(CONFIG_MX6DL) || defined(CONFIG_MX6S) 33 #define PHYS_SDRAM_SIZE (512u * SZ_1M) 34 #elif defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) 35 #define PHYS_SDRAM_SIZE (1024u * SZ_1M) 36 #endif 37 38 #if defined(CONFIG_MBA6) 39 40 #if defined(CONFIG_MX6DL) || defined(CONFIG_MX6S) 41 #define CONFIG_DEFAULT_FDT_FILE "imx6dl-mba6x.dtb" 42 #elif defined(CONFIG_MX6Q) || defined(CONFIG_MX6Q) 43 #define CONFIG_DEFAULT_FDT_FILE "imx6q-mba6x.dtb" 44 #endif 45 46 #endif 47 48 #define CONFIG_DISPLAY_CPUINFO 49 #define CONFIG_DISPLAY_BOARDINFO 50 #define CONFIG_SYS_GENERIC_BOARD 51 52 #define CONFIG_CMDLINE_TAG 53 #define CONFIG_SETUP_MEMORY_TAGS 54 #define CONFIG_INITRD_TAG 55 #define CONFIG_REVISION_TAG 56 57 #define CONFIG_BOARD_EARLY_INIT_F 58 #define CONFIG_BOARD_LATE_INIT 59 60 #define CONFIG_MXC_GPIO 61 #define CONFIG_MXC_UART 62 63 /* SPI */ 64 #define CONFIG_CMD_SPI 65 #define CONFIG_MXC_SPI 66 67 /* SPI Flash */ 68 #define CONFIG_SPI_FLASH 69 #define CONFIG_SPI_FLASH_STMICRO 70 71 #define TQMA6_SPI_FLASH_SECTOR_SIZE SZ_64K 72 73 #define CONFIG_CMD_SF 74 #define CONFIG_SF_DEFAULT_BUS 0 75 #define CONFIG_SF_DEFAULT_CS 0 76 #define CONFIG_SF_DEFAULT_SPEED 50000000 77 #define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0) 78 79 /* I2C Configs */ 80 #define CONFIG_CMD_I2C 81 #define CONFIG_SYS_I2C 82 #define CONFIG_SYS_I2C_MXC 83 #define CONFIG_SYS_I2C_MXC_I2C3 /* enable I2C bus 3 */ 84 #define CONFIG_I2C_MULTI_BUS 85 #define CONFIG_SYS_I2C_SPEED 100000 86 87 /* I2C SYSMON (LM75) */ 88 #define CONFIG_DTT_LM75 89 #if defined(CONFIG_MBA6) 90 #define CONFIG_DTT_SENSORS { 0, 1 } 91 #else 92 #define CONFIG_DTT_SENSORS { 0 } 93 #endif 94 #define CONFIG_DTT_MAX_TEMP 70 95 #define CONFIG_DTT_MIN_TEMP -30 96 #define CONFIG_DTT_HYSTERESIS 3 97 #define CONFIG_CMD_DTT 98 99 /* I2C EEPROM (M24C64) */ 100 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 101 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 102 #define CONFIG_SYS_I2C_EEPROM_PAGE_WRITE_BITS 5 /* 32 Bytes */ 103 #define CONFIG_SYS_I2C_EEPROM_PAGE_WRITE_DELAY_MS 20 104 #define CONFIG_CMD_EEPROM 105 106 #define CONFIG_POWER 107 #define CONFIG_POWER_I2C 108 #define CONFIG_POWER_PFUZE100 109 #define CONFIG_POWER_PFUZE100_I2C_ADDR 0x08 110 #define TQMA6_PFUZE100_I2C_BUS 2 111 112 /* MMC Configs */ 113 #define CONFIG_FSL_ESDHC 114 #define CONFIG_FSL_USDHC 115 #define CONFIG_SYS_FSL_ESDHC_ADDR 0 116 117 #define CONFIG_MMC 118 #define CONFIG_CMD_MMC 119 #define CONFIG_GENERIC_MMC 120 #define CONFIG_BOUNCE_BUFFER 121 122 /* USB Configs */ 123 #define CONFIG_CMD_USB 124 #define CONFIG_USB_EHCI 125 #define CONFIG_USB_EHCI_MX6 126 #define CONFIG_USB_STORAGE 127 #define CONFIG_USB_HOST_ETHER 128 #define CONFIG_USB_ETHER_SMSC95XX 129 #define CONFIG_MXC_USB_PORT 1 130 #define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) 131 #define CONFIG_MXC_USB_FLAGS 0 132 133 /* Fuses */ 134 #define CONFIG_MXC_OCOTP 135 #define CONFIG_CMD_FUSE 136 137 #define CONFIG_CMD_EXT2 138 #define CONFIG_CMD_FAT 139 #define CONFIG_DOS_PARTITION 140 141 #define CONFIG_CMD_PING 142 #define CONFIG_CMD_DHCP 143 #define CONFIG_CMD_MII 144 #define CONFIG_CMD_NET 145 146 #define CONFIG_FEC_MXC 147 #define IMX_FEC_BASE ENET_BASE_ADDR 148 #define CONFIG_PHYLIB 149 #define CONFIG_MII 150 151 #if defined(CONFIG_MBA6) 152 153 #define CONFIG_FEC_XCV_TYPE RGMII 154 #define CONFIG_ETHPRIME "FEC" 155 156 #define CONFIG_FEC_MXC_PHYADDR 0x03 157 #define CONFIG_PHY_MICREL 158 #define CONFIG_PHY_KSZ9031 159 160 #else 161 162 #error "define PHY to use for your baseboard" 163 164 #endif 165 166 #define CONFIG_ARP_TIMEOUT 200UL 167 /* Network config - Allow larger/faster download for TFTP/NFS */ 168 #define CONFIG_IP_DEFRAG 169 #define CONFIG_TFTP_BLOCKSIZE 4096 170 #define CONFIG_NFS_READ_SIZE 4096 171 172 #if defined(CONFIG_MBA6) 173 174 #define CONFIG_MXC_UART_BASE UART2_BASE 175 #define CONFIG_CONSOLE_DEV "ttymxc1" 176 177 #else 178 179 #error "define baseboard specific things (uart, number of SD-card slots)" 180 181 #endif 182 183 /* allow to overwrite serial and ethaddr */ 184 #define CONFIG_ENV_OVERWRITE 185 #define CONFIG_CONS_INDEX 1 186 #define CONFIG_BAUDRATE 115200 187 188 /* Command definition */ 189 #include <config_cmd_default.h> 190 191 #define CONFIG_CMD_BMODE 192 #define CONFIG_CMD_BOOTZ 193 #define CONFIG_CMD_ITEST 194 #define CONFIG_CMD_SETEXPR 195 #undef CONFIG_CMD_IMLS 196 197 #define CONFIG_BOOTDELAY 3 198 199 #define CONFIG_LOADADDR 0x12000000 200 201 /* place code in last 4 MiB of RAM */ 202 #if defined(CONFIG_MX6DL) || defined(CONFIG_MX6S) 203 #define CONFIG_SYS_TEXT_BASE 0x2fc00000 204 #elif defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) 205 #define CONFIG_SYS_TEXT_BASE 0x4fc00000 206 #endif 207 208 #define CONFIG_ENV_SIZE (SZ_8K) 209 /* Size of malloc() pool */ 210 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * SZ_1M) 211 212 #if defined(CONFIG_TQMA6X_MMC_BOOT) 213 214 #define CONFIG_ENV_IS_IN_MMC 215 #define TQMA6_UBOOT_OFFSET SZ_1K 216 #define TQMA6_UBOOT_SECTOR_START 0x2 217 #define TQMA6_UBOOT_SECTOR_COUNT 0x7fe 218 219 #define CONFIG_ENV_OFFSET SZ_1M 220 #define CONFIG_SYS_MMC_ENV_DEV 0 221 222 #define TQMA6_FDT_OFFSET (2 * SZ_1M) 223 #define TQMA6_FDT_SECTOR_START 0x1000 224 #define TQMA6_FDT_SECTOR_COUNT 0x800 225 226 #define TQMA6_KERNEL_SECTOR_START 0x2000 227 #define TQMA6_KERNEL_SECTOR_COUNT 0x2000 228 229 #define TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS \ 230 "uboot_start="__stringify(TQMA6_UBOOT_SECTOR_START)"\0" \ 231 "uboot_size="__stringify(TQMA6_UBOOT_SECTOR_COUNT)"\0" \ 232 "fdt_start="__stringify(TQMA6_FDT_SECTOR_START)"\0" \ 233 "fdt_size="__stringify(TQMA6_FDT_SECTOR_COUNT)"\0" \ 234 "kernel_start="__stringify(TQMA6_KERNEL_SECTOR_START)"\0" \ 235 "kernel_size="__stringify(TQMA6_KERNEL_SECTOR_COUNT)"\0" \ 236 "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \ 237 "loadimage=mmc dev ${mmcdev}; " \ 238 "mmc read ${loadaddr} ${kernel_start} ${kernel_size};\0" \ 239 "loadfdt=mmc dev ${mmcdev}; " \ 240 "mmc read ${fdt_addr} ${fdt_start} ${fdt_size};\0" \ 241 "update_uboot=if tftp ${uboot}; then " \ 242 "if itest ${filesize} > 0; then " \ 243 "mmc dev ${mmcdev}; mmc rescan; " \ 244 "setexpr blkc ${filesize} / 0x200; " \ 245 "setexpr blkc ${blkc} + 1; " \ 246 "if itest ${blkc} <= ${uboot_size}; then " \ 247 "mmc write ${loadaddr} ${uboot_start} " \ 248 "${blkc}; " \ 249 "fi; " \ 250 "fi; fi; " \ 251 "setenv filesize; setenv blkc \0" \ 252 "update_kernel=run kernel_name; " \ 253 "if tftp ${kernel}; then " \ 254 "if itest ${filesize} > 0; then " \ 255 "mmc dev ${mmcdev}; mmc rescan; " \ 256 "setexpr blkc ${filesize} / 0x200; " \ 257 "setexpr blkc ${blkc} + 1; " \ 258 "if itest ${blkc} <= ${kernel_size}; then " \ 259 "mmc write ${loadaddr} " \ 260 "${kernel_start} ${blkc}; " \ 261 "fi; " \ 262 "fi; " \ 263 "fi; " \ 264 "setenv filesize; setenv blkc \0" \ 265 "update_fdt=if tftp ${fdt_file}; then " \ 266 "if itest ${filesize} > 0; then " \ 267 "mmc dev ${mmcdev}; mmc rescan; " \ 268 "setexpr blkc ${filesize} / 0x200; " \ 269 "setexpr blkc ${blkc} + 1; " \ 270 "if itest ${blkc} <= ${fdt_size}; then " \ 271 "mmc write ${loadaddr} ${fdt_start} ${blkc}; " \ 272 "fi; " \ 273 "fi; fi; " \ 274 "setenv filesize; setenv blkc \0" \ 275 276 #define CONFIG_BOOTCOMMAND \ 277 "run mmcboot; run netboot; run panicboot" 278 279 #elif defined(CONFIG_TQMA6X_SPI_BOOT) 280 281 #define TQMA6_UBOOT_OFFSET 0x400 282 #define TQMA6_UBOOT_SECTOR_START 0x0 283 /* max u-boot size: 512k */ 284 #define TQMA6_UBOOT_SECTOR_SIZE TQMA6_SPI_FLASH_SECTOR_SIZE 285 #define TQMA6_UBOOT_SECTOR_COUNT 0x8 286 #define TQMA6_UBOOT_SIZE (TQMA6_UBOOT_SECTOR_SIZE * \ 287 TQMA6_UBOOT_SECTOR_COUNT) 288 289 #define CONFIG_ENV_IS_IN_SPI_FLASH 290 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 291 #define CONFIG_ENV_OFFSET (TQMA6_UBOOT_SIZE) 292 #define CONFIG_ENV_SECT_SIZE TQMA6_SPI_FLASH_SECTOR_SIZE 293 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 294 CONFIG_ENV_SECT_SIZE) 295 296 #define CONFIG_ENV_SPI_BUS (CONFIG_SF_DEFAULT_BUS) 297 #define CONFIG_ENV_SPI_CS (CONFIG_SF_DEFAULT_CS) 298 #define CONFIG_ENV_SPI_MAX_HZ (CONFIG_SF_DEFAULT_SPEED) 299 #define CONFIG_ENV_SPI_MODE (CONFIG_SF_DEFAULT_MODE) 300 301 #define TQMA6_FDT_OFFSET (CONFIG_ENV_OFFSET_REDUND + \ 302 CONFIG_ENV_SECT_SIZE) 303 #define TQMA6_FDT_SECT_SIZE (TQMA6_SPI_FLASH_SECTOR_SIZE) 304 305 #define TQMA6_FDT_SECTOR_START 0x0a /* 8 Sector u-boot, 2 Sector env */ 306 #define TQMA6_FDT_SECTOR_COUNT 0x01 307 308 #define TQMA6_KERNEL_SECTOR_START 0x10 309 #define TQMA6_KERNEL_SECTOR_COUNT 0x60 310 311 #define TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS \ 312 "mmcblkdev=0\0" \ 313 "uboot_offset="__stringify(TQMA6_UBOOT_OFFSET)"\0" \ 314 "uboot_sectors="__stringify(TQMA6_UBOOT_SECTOR_COUNT)"\0" \ 315 "fdt_start="__stringify(TQMA6_FDT_SECTOR_START)"\0" \ 316 "fdt_sectors="__stringify(TQMA6_FDT_SECTOR_COUNT)"\0" \ 317 "kernel_start="__stringify(TQMA6_KERNEL_SECTOR_START)"\0" \ 318 "kernel_sectors="__stringify(TQMA6_KERNEL_SECTOR_COUNT)"\0" \ 319 "update_uboot=if tftp ${uboot}; then " \ 320 "if itest ${filesize} > 0; then " \ 321 "setexpr blkc ${filesize} + " \ 322 __stringify(TQMA6_UBOOT_OFFSET) "; " \ 323 "setexpr size ${uboot_sectors} * " \ 324 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 325 "if itest ${blkc} <= ${size}; then " \ 326 "sf probe; " \ 327 "sf erase 0 ${size}; " \ 328 "sf write ${loadaddr} ${uboot_offset} " \ 329 "${filesize}; " \ 330 "fi; " \ 331 "fi; fi; " \ 332 "setenv filesize 0; setenv blkc; setenv size \0" \ 333 "update_kernel=run kernel_name; if tftp ${kernel}; then " \ 334 "if itest ${filesize} > 0; then " \ 335 "setexpr size ${kernel_sectors} * " \ 336 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 337 "setexpr offset ${kernel_start} * " \ 338 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 339 "if itest ${filesize} <= ${size}; then " \ 340 "sf probe; " \ 341 "sf erase ${offset} ${size}; " \ 342 "sf write ${loadaddr} ${offset} " \ 343 "${filesize}; " \ 344 "fi; " \ 345 "fi; fi; " \ 346 "setenv filesize 0; setenv size ; setenv offset\0" \ 347 "update_fdt=if tftp ${fdt_file}; then " \ 348 "if itest ${filesize} > 0; then " \ 349 "setexpr size ${fdt_sectors} * " \ 350 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 351 "setexpr offset ${fdt_start} * " \ 352 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 353 "if itest ${filesize} <= ${size}; then " \ 354 "sf probe; " \ 355 "sf erase ${offset} ${size}; " \ 356 "sf write ${loadaddr} ${offset} " \ 357 "${filesize}; " \ 358 "fi; " \ 359 "fi; fi; " \ 360 "setenv filesize 0; setenv size ; setenv offset\0" \ 361 "loadimage=sf probe; " \ 362 "setexpr size ${kernel_sectors} * " \ 363 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 364 "setexpr offset ${kernel_start} * " \ 365 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 366 "sf read ${loadaddr} ${offset} ${size}; " \ 367 "setenv size ; setenv offset\0" \ 368 "loadfdt=sf probe; " \ 369 "setexpr size ${fdt_sectors} * " \ 370 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 371 "setexpr offset ${fdt_start} * " \ 372 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; " \ 373 "sf read ${${fdt_addr}} ${offset} ${size}; " \ 374 "setenv size ; setenv offset\0" \ 375 376 377 #define CONFIG_BOOTCOMMAND \ 378 "sf probe; run mmcboot; run netboot; run panicboot" \ 379 380 #else 381 382 #error "need to define boot source" 383 384 #endif 385 386 /* 128 MiB offset as in ARM related docu for linux suggested */ 387 #define TQMA6_FDT_ADDRESS 0x18000000 388 389 #define CONFIG_EXTRA_ENV_SETTINGS \ 390 "board=tqma6\0" \ 391 "uimage=uImage\0" \ 392 "zimage=zImage\0" \ 393 "boot_type=bootz\0" \ 394 "kernel_name=if test \"${boot_type}\" != bootz; then " \ 395 "setenv kernel ${uimage}; " \ 396 "else setenv kernel ${zimage}; fi\0" \ 397 "uboot=u-boot.imx\0" \ 398 "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \ 399 "fdt_addr="__stringify(TQMA6_FDT_ADDRESS)"\0" \ 400 "console=" CONFIG_CONSOLE_DEV "\0" \ 401 "fdt_high=0xffffffff\0" \ 402 "initrd_high=0xffffffff\0" \ 403 "addtty=setenv bootargs ${bootargs} console=${console},${baudrate}\0" \ 404 "addfb=setenv bootargs ${bootargs} " \ 405 "imx-fbdev.legacyfb_depth=32 consoleblank=0\0" \ 406 "mmcpart=2\0" \ 407 "mmcblkdev=0\0" \ 408 "mmcargs=run addmmc addtty addfb\0" \ 409 "addmmc=setenv bootargs ${bootargs} " \ 410 "root=/dev/mmcblk${mmcblkdev}p${mmcpart} rw rootwait\0" \ 411 "mmcboot=echo Booting from mmc ...; " \ 412 "setenv bootargs; " \ 413 "run mmcargs; " \ 414 "run loadimage; " \ 415 "if run loadfdt; then " \ 416 "echo boot device tree kernel ...; " \ 417 "${boot_type} ${loadaddr} - ${fdt_addr}; " \ 418 "else " \ 419 "${boot_type}; " \ 420 "fi;\0" \ 421 "setenv bootargs \0" \ 422 "netdev=eth0\0" \ 423 "rootpath=/srv/nfs/tqma6\0" \ 424 "ipmode=static\0" \ 425 "netargs=run addnfs addip addtty addfb\0" \ 426 "addnfs=setenv bootargs ${bootargs} " \ 427 "root=/dev/nfs rw " \ 428 "nfsroot=${serverip}:${rootpath},v3,tcp;\0" \ 429 "addip_static=setenv bootargs ${bootargs} " \ 430 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:" \ 431 "${hostname}:${netdev}:off\0" \ 432 "addip_dynamic=setenv bootargs ${bootargs} ip=dhcp\0" \ 433 "addip=if test \"${ipmode}\" != static; then " \ 434 "run addip_dynamic; else run addip_static; fi\0" \ 435 "set_getcmd=if test \"${ipmode}\" != static; then " \ 436 "setenv getcmd dhcp; setenv autoload yes; " \ 437 "else setenv getcmd tftp; setenv autoload no; fi\0" \ 438 "netboot=echo Booting from net ...; " \ 439 "run kernel_name; " \ 440 "run set_getcmd; " \ 441 "setenv bootargs; " \ 442 "run netargs; " \ 443 "if ${getcmd} ${kernel}; then " \ 444 "if ${getcmd} ${fdt_addr} ${fdt_file}; then " \ 445 "${boot_type} ${loadaddr} - ${fdt_addr}; " \ 446 "fi; " \ 447 "fi; " \ 448 "echo ... failed\0" \ 449 "panicboot=echo No boot device !!! reset\0" \ 450 TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS \ 451 452 /* Miscellaneous configurable options */ 453 #define CONFIG_SYS_LONGHELP 454 #define CONFIG_SYS_HUSH_PARSER 455 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 456 457 #define CONFIG_AUTO_COMPLETE 458 #define CONFIG_SYS_CBSIZE 512 459 460 /* Print Buffer Size */ 461 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 462 sizeof(CONFIG_SYS_PROMPT) + 16) 463 #define CONFIG_SYS_MAXARGS 16 464 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 465 466 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 467 468 #define CONFIG_CMDLINE_EDITING 469 #define CONFIG_STACKSIZE (128u * SZ_1K) 470 471 /* Physical Memory Map */ 472 #define CONFIG_NR_DRAM_BANKS 1 473 #define PHYS_SDRAM MMDC0_ARB_BASE_ADDR 474 475 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 476 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR 477 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE 478 479 #define CONFIG_SYS_INIT_SP_OFFSET \ 480 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 481 #define CONFIG_SYS_INIT_SP_ADDR \ 482 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 483 484 /* FLASH and environment organization */ 485 #define CONFIG_SYS_NO_FLASH 486 487 #define CONFIG_OF_LIBFDT 488 #define CONFIG_OF_BOARD_SETUP 489 #define CONFIG_FIT 490 #define CONFIG_FIT_VERBOSE 491 492 #ifndef CONFIG_SYS_DCACHE_OFF 493 #define CONFIG_CMD_CACHE 494 #endif 495 496 #endif /* __CONFIG_H */ 497