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Diffstat (limited to 'include/configs/at91sam9260ek.h')
| -rw-r--r-- | include/configs/at91sam9260ek.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/include/configs/at91sam9260ek.h b/include/configs/at91sam9260ek.h new file mode 100644 index 0000000..b283c9d --- /dev/null +++ b/include/configs/at91sam9260ek.h @@ -0,0 +1,157 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian@popies.net> + * Lead Tech Design <www.leadtechdesign.com> + * + * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards. + */ + +#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 <asm/hardware.h> + +/* + * 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! + */ + +/* 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_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_SKIP_LOWLEVEL_INIT + +/* general purpose I/O */ +#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE 1 + +/* + * SDRAM: 1 bank, min 32, max 128 MB + * Initialized before u-boot gets started. + */ +#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 + 16 * 1024 - GENERATED_GBL_DATA_SIZE) +#else +# define CONFIG_SYS_INIT_SP_ADDR \ + (ATMEL_BASE_SRAM1 + 16 * 1024 - 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 + +/* NAND flash */ +#ifdef CONFIG_CMD_NAND +#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 + +/* 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_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_OFFSET 0x4200 +#define CONFIG_ENV_SIZE 0x4200 +#define CONFIG_ENV_SECT_SIZE 0x210 +#define CONFIG_BOOTCOMMAND "sf probe 0:0; " \ + "sf read 0x22000000 0x84000 0x294000; " \ + "bootm 0x22000000" + +#elif CONFIG_SYS_USE_DATAFLASH_CS1 + +#define CONFIG_ENV_OFFSET 0x4200 +#define CONFIG_ENV_SIZE 0x4200 +#define CONFIG_ENV_SECT_SIZE 0x210 +#define CONFIG_BOOTCOMMAND "sf probe 0:1; " \ + "sf read 0x22000000 0x84000 0x294000; " \ + "bootm 0x22000000" + +#elif defined(CONFIG_SYS_USE_NANDFLASH) + +/* bootstrap + u-boot + env + linux in nandflash */ +#define CONFIG_ENV_OFFSET 0x140000 +#define CONFIG_ENV_OFFSET_REDUND 0x100000 +#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ +#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm" + +#else /* CONFIG_SYS_USE_MMC */ +/* bootstrap + u-boot + env + linux 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" +#endif + +/* + * Size of malloc() pool + */ +#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) + +#endif |