/* * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards * (C) Copyright 2013 Siemens AG * * Based on: * U-Boot file: include/configs/at91sam9260ek.h * * (C) Copyright 2007-2008 * Stelian Pop * Lead Tech Design * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __CONFIG_H #define __CONFIG_H /* * SoC must be defined first, before hardware.h is included. * In this case SoC is defined in boards.cfg. */ #include #include #if defined(CONFIG_SPL_BUILD) #define CONFIG_SYS_THUMB_BUILD #define CONFIG_SYS_ICACHE_OFF #define CONFIG_SYS_DCACHE_OFF #endif /* * Warning: changing CONFIG_SYS_TEXT_BASE requires * adapting the initial boot program. * Since the linker has to swallow that define, we must use a pure * hex number here! */ #define CONFIG_SYS_TEXT_BASE 0x21000000 /* ARM asynchronous clock */ #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ /* Misc CPU related */ #define CONFIG_ARCH_CPU_INIT #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_INITRD_TAG #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY #define CONFIG_BOARD_EARLY_INIT_F /* general purpose I/O */ #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ #define CONFIG_AT91_GPIO #define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ /* serial console */ #define CONFIG_ATMEL_USART #define CONFIG_USART_BASE ATMEL_BASE_DBGU #define CONFIG_USART_ID ATMEL_ID_SYS #define CONFIG_BAUDRATE 115200 /* * Command line configuration. */ #define CONFIG_CMD_NAND /* * SDRAM: 1 bank, min 32, max 128 MB * Initialized before u-boot gets started. */ #define CONFIG_NR_DRAM_BANKS 1 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 #define CONFIG_SYS_SDRAM_SIZE (128 * SZ_1M) /* * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, * leaving the correct space for initial global data structure above * that address while providing maximum stack area below. */ #define CONFIG_SYS_INIT_SP_ADDR \ (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) /* NAND flash */ #ifdef CONFIG_CMD_NAND #define CONFIG_NAND_ATMEL #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 #define CONFIG_SYS_NAND_DBW_8 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 #endif /* NOR flash - no real flash on this board */ #define CONFIG_SYS_NO_FLASH 1 /* Ethernet */ #define CONFIG_MACB #define CONFIG_PHYLIB #define CONFIG_RMII #define CONFIG_AT91_WANTS_COMMON_PHY #define CONFIG_AT91SAM9_WATCHDOG #define CONFIG_AT91_HW_WDT_TIMEOUT 15 #if !defined(CONFIG_SPL_BUILD) /* Enable the watchdog */ #define CONFIG_HW_WATCHDOG #endif /* USB */ #if defined(CONFIG_BOARD_TAURUS) #define CONFIG_USB_ATMEL #define CONFIG_USB_ATMEL_CLK_SEL_PLLB #define CONFIG_USB_OHCI_NEW #define CONFIG_SYS_USB_OHCI_CPU_INIT #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 /* USB DFU support */ #define CONFIG_CMD_MTDPARTS #define CONFIG_MTD_DEVICE #define CONFIG_MTD_PARTITIONS #define CONFIG_USB_GADGET_AT91 /* DFU class support */ #define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M) #define DFU_MANIFEST_POLL_TIMEOUT 25000 #endif /* SPI EEPROM */ #define CONFIG_SPI #define CONFIG_ATMEL_SPI #define TAURUS_SPI_MASK (1 << 4) #define TAURUS_SPI_CS_PIN AT91_PIN_PA3 #if defined(CONFIG_SPL_BUILD) /* SPL related */ #define CONFIG_SPL_SPI_LOAD #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 #define CONFIG_SF_DEFAULT_BUS 0 #define CONFIG_SF_DEFAULT_SPEED 1000000 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3 #endif /* load address */ #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* bootstrap in spi flash , u-boot + env + linux in nandflash */ #define CONFIG_ENV_IS_IN_NAND #define CONFIG_ENV_OFFSET 0x100000 #define CONFIG_ENV_OFFSET_REDUND 0x180000 #define CONFIG_ENV_SIZE (SZ_128K) /* 1 sector = 128 kB */ #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" #if defined(CONFIG_BOARD_TAURUS) #define CONFIG_BOOTARGS_TAURUS \ "console=ttyS0,115200 earlyprintk " \ "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ "256k(env),256k(env_redundant),256k(spare)," \ "512k(dtb),6M(kernel)ro,-(rootfs) " \ "root=/dev/mtdblock7 rw rootfstype=jffs2" #endif #if defined(CONFIG_BOARD_AXM) #define CONFIG_BOOTARGS_AXM \ "\0" \ "addip=setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:" \ "${gatewayip}:${netmask}:${hostname}:${netdev}::off\0" \ "addtest=setenv bootargs ${bootargs} loglevel=4 test\0" \ "baudrate=115200\0" \ "boot_file=setenv bootfile /${project_dir}/kernel/uImage\0" \ "boot_retries=0\0" \ "bootcmd=run flash_self\0" \ "bootdelay=3\0" \ "ethact=macb0\0" \ "flash_nfs=run nand_kernel;run nfsargs;run addip;upgrade_available;"\ "bootm ${kernel_ram};reset\0" \ "flash_self=run nand_kernel;run setbootargs;upgrade_available;" \ "bootm ${kernel_ram};reset\0" \ "flash_self_test=run nand_kernel;run setbootargs addtest; " \ "upgrade_available;bootm ${kernel_ram};reset\0" \ "hostname=systemone\0" \ "kernel_Off=0x00200000\0" \ "kernel_Off_fallback=0x03800000\0" \ "kernel_ram=0x21500000\0" \ "kernel_size=0x00400000\0" \ "kernel_size_fallback=0x00400000\0" \ "loads_echo=1\0" \ "nand_kernel=nand read.e ${kernel_ram} ${kernel_Off} " \ "${kernel_size}\0" \ "net_nfs=run boot_file;tftp ${kernel_ram} ${bootfile};" \ "run nfsargs;run addip;upgrade_available;bootm " \ "${kernel_ram};reset\0" \ "netdev=eth0\0" \ "nfsargs=run root_path;setenv bootargs ${bootargs} " \ "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ "at91sam9_wdt.wdt_timeout=16\0" \ "partitionset_active=A\0" \ "preboot=echo;echo Type 'run flash_self' to use kernel and root "\ "filesystem on memory;echo Type 'run flash_nfs' to use kernel " \ "from memory and root filesystem over NFS;echo Type 'run net_nfs' "\ "to get Kernel over TFTP and mount root filesystem over NFS;echo\0"\ "project_dir=systemone\0" \ "root_path=setenv rootpath /home/projects/${project_dir}/rootfs\0"\ "rootfs=/dev/mtdblock5\0" \ "rootfs_fallback=/dev/mtdblock7\0" \ "setbootargs=setenv bootargs ${bootargs} console=ttyMTD,mtdoops "\ "root=${rootfs} rootfstype=jffs2 panic=7 " \ "at91sam9_wdt.wdt_timeout=16\0" \ "stderr=serial\0" \ "stdin=serial\0" \ "stdout=serial\0" \ "upgrade_available=0\0" #endif #if defined(CONFIG_BOARD_TAURUS) #define CONFIG_BOOTARGS CONFIG_BOOTARGS_TAURUS #endif #if defined(CONFIG_BOARD_AXM) #define CONFIG_BOOTARGS CONFIG_BOOTARGS_AXM #endif #define CONFIG_SYS_CBSIZE 256 #define CONFIG_SYS_MAXARGS 16 #define CONFIG_SYS_PBSIZE \ (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) #define CONFIG_SYS_LONGHELP #define CONFIG_CMDLINE_EDITING #define CONFIG_AUTO_COMPLETE /* * Size of malloc() pool */ #define CONFIG_SYS_MALLOC_LEN \ ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000) /* Defines for SPL */ #define CONFIG_SPL_FRAMEWORK #define CONFIG_SPL_TEXT_BASE 0x0 #define CONFIG_SPL_MAX_SIZE (31 * SZ_512) #define CONFIG_SPL_STACK (ATMEL_BASE_SRAM1 + SZ_16K) #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_TEXT_BASE - \ CONFIG_SYS_MALLOC_LEN) #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN #define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE #define CONFIG_SPL_BSS_MAX_SIZE (3 * SZ_512) #define CONFIG_SPL_BOARD_INIT #define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14) #define CONFIG_SYS_USE_NANDFLASH 1 #define CONFIG_SPL_NAND_DRIVERS #define CONFIG_SPL_NAND_BASE #define CONFIG_SPL_NAND_ECC #define CONFIG_SPL_NAND_RAW_ONLY #define CONFIG_SPL_NAND_SOFTECC #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000 #define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_5_ADDR_CYCLE #define CONFIG_SYS_NAND_SIZE (256 * SZ_1M) #define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K #define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K) #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ CONFIG_SYS_NAND_PAGE_SIZE) #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS #define CONFIG_SYS_NAND_ECCSIZE 256 #define CONFIG_SYS_NAND_ECCBYTES 3 #define CONFIG_SYS_NAND_OOBSIZE 64 #define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ 48, 49, 50, 51, 52, 53, 54, 55, \ 56, 57, 58, 59, 60, 61, 62, 63, } #define CONFIG_SPL_ATMEL_SIZE #define CONFIG_SYS_MASTER_CLOCK 132096000 #define AT91_PLL_LOCK_TIMEOUT 1000000 #define CONFIG_SYS_AT91_PLLA 0x202A3F01 #define CONFIG_SYS_MCKR 0x1300 #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) #define CONFIG_SYS_AT91_PLLB 0x10193F05 #endif