/* * (C) Copyright 2007-2008 * Stelian Pop * Lead Tech Design * * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards. * * 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 /* * 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 0x21f00000 /* ARM asynchronous clock */ #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ /* Define actual evaluation board type from used processor type */ #ifdef CONFIG_AT91SAM9G20 # define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */ #else # define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */ #endif /* 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 #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_DISPLAY_CPUINFO #define CONFIG_CMD_BOOTZ #define CONFIG_OF_LIBFDT /* 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 /* LED */ #define CONFIG_AT91_LED #define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */ #define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */ #define CONFIG_BOOTDELAY 3 /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE 1 #define CONFIG_BOOTP_BOOTPATH 1 #define CONFIG_BOOTP_GATEWAY 1 #define CONFIG_BOOTP_HOSTNAME 1 /* * Command line configuration. */ #include #undef CONFIG_CMD_BDI #undef CONFIG_CMD_FPGA #undef CONFIG_CMD_IMI #undef CONFIG_CMD_IMLS #undef CONFIG_CMD_LOADS #undef CONFIG_CMD_SOURCE #define CONFIG_CMD_PING 1 #define CONFIG_CMD_DHCP 1 #define CONFIG_CMD_NAND 1 #define CONFIG_CMD_MMC #define CONFIG_CMD_FAT #define CONFIG_CMD_USB 1 /* * 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 0x04000000 /* * 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. */ #ifdef CONFIG_AT91SAM9XE # define CONFIG_SYS_INIT_SP_ADDR \ (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) #else # define CONFIG_SYS_INIT_SP_ADDR \ (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) #endif /* * The (arm)linux board id set by generic code depending on configured board * (see boards.cfg for different boards) */ #ifdef CONFIG_AT91SAM9G20 /* the sam9g20 variants have two different board ids */ # ifdef CONFIG_AT91SAM9G20EK_2MMC /* we may be setup for the 2MMC variant of at91sam9g20ek */ # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC # else /* or the normal at91sam9g20ek */ # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK # endif #else /* otherwise default to good old at91sam9260ek */ # define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK #endif /* DataFlash */ #ifndef CONFIG_AT91SAM9G20EK_2MMC #define CONFIG_ATMEL_DATAFLASH_SPI #define CONFIG_HAS_DATAFLASH 1 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ #define AT91_SPI_CLK 15000000 #endif #ifdef CONFIG_AT91SAM9G20EK #define DATAFLASH_TCSS (0x22 << 16) #else #define DATAFLASH_TCSS (0x1a << 16) #endif #define DATAFLASH_TCHS (0x1 << 24) /* 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 /* MMC */ #ifdef CONFIG_CMD_MMC #define CONFIG_MMC #define CONFIG_GENERIC_MMC #define CONFIG_GENERIC_ATMEL_MCI #endif /* FAT */ #ifdef CONFIG_CMD_FAT #define CONFIG_DOS_PARTITION #endif /* NOR flash - no real flash on this board */ #define CONFIG_SYS_NO_FLASH 1 /* Ethernet */ #define CONFIG_MACB 1 #define CONFIG_RMII 1 #define CONFIG_NET_RETRY_COUNT 20 #define CONFIG_RESET_PHY_R 1 #define CONFIG_AT91_WANTS_COMMON_PHY /* USB */ #define CONFIG_USB_ATMEL #define CONFIG_USB_ATMEL_CLK_SEL_PLLB #define CONFIG_USB_OHCI_NEW 1 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 #define CONFIG_USB_STORAGE 1 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE #define CONFIG_SYS_MEMTEST_END 0x23e00000 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ #define CONFIG_ENV_IS_IN_DATAFLASH 1 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) #define CONFIG_ENV_OFFSET 0x4200 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) #define CONFIG_ENV_SIZE 0x4200 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ "root=/dev/mtdblock0 " \ "mtdparts=atmel_nand:-(root) " \ "rw rootfstype=jffs2" #elif CONFIG_SYS_USE_DATAFLASH_CS1 /* bootstrap + u-boot + env + linux in dataflash on CS1 */ #define CONFIG_ENV_IS_IN_DATAFLASH 1 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400) #define CONFIG_ENV_OFFSET 0x4200 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET) #define CONFIG_ENV_SIZE 0x4200 #define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm" #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ "root=/dev/mtdblock0 " \ "mtdparts=atmel_nand:-(root) " \ "rw rootfstype=jffs2" #elif defined(CONFIG_SYS_USE_NANDFLASH) /* bootstrap + u-boot + env + linux in nandflash */ #define CONFIG_ENV_IS_IN_NAND 1 #define CONFIG_ENV_OFFSET 0xc0000 #define CONFIG_ENV_OFFSET_REDUND 0x100000 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" #define CONFIG_BOOTARGS \ "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" #else /* CONFIG_SYS_USE_MMC */ /* bootstrap + u-boot + env + linux in mmc */ #define CONFIG_ENV_IS_IN_MMC /* For FAT system, most cases it should be in the reserved sector */ #define CONFIG_ENV_OFFSET 0x2000 #define CONFIG_ENV_SIZE 0x1000 #define CONFIG_SYS_MMC_ENV_DEV 0 #define CONFIG_BOOTCOMMAND \ "fatload mmc 0:1 0x22000000 uImage; bootm" #define CONFIG_BOOTARGS \ "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/mmcblk0p2 rw rootfstype=ext4 rootwait" #endif #define CONFIG_SYS_PROMPT "U-Boot> " #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 1 #define CONFIG_CMDLINE_EDITING 1 #define CONFIG_AUTO_COMPLETE /* * Size of malloc() pool */ #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) #endif