| /* |
| * am335x_evm.h |
| * |
| * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation version 2. |
| * |
| * This program is distributed "as is" WITHOUT ANY WARRANTY of any |
| * kind, whether express or implied; without even the implied warranty |
| * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef __CONFIG_AM335X_EVM_H |
| #define __CONFIG_AM335X_EVM_H |
| |
| #define CONFIG_AM33XX |
| #define CONFIG_CMD_MEMORY /* for mtest */ |
| #undef CONFIG_GZIP |
| #undef CONFIG_ZLIB |
| #undef CONFIG_SYS_HUSH_PARSER |
| #undef CONFIG_CMD_NET |
| |
| #include <asm/arch/cpu.h> |
| #include <asm/arch/hardware.h> |
| |
| #define CONFIG_ENV_SIZE 0x400 |
| #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 * 1024)) |
| #define CONFIG_SYS_PROMPT "U-Boot# " |
| #define CONFIG_SYS_NO_FLASH |
| #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ |
| #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM |
| |
| #define CONFIG_CMD_ASKENV |
| #define CONFIG_VERSION_VARIABLE |
| |
| /* set to negative value for no autoboot */ |
| #define CONFIG_BOOTDELAY 3 |
| #define CONFIG_SYS_AUTOLOAD "no" |
| #define CONFIG_BOOTFILE "uImage" |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "verify=yes\0" \ |
| "ramdisk_file=ramdisk.gz\0" \ |
| |
| /* Clock Defines */ |
| #define V_OSCK 24000000 /* Clock output from T2 */ |
| #define V_SCLK (V_OSCK) |
| |
| #define CONFIG_CMD_ECHO |
| |
| /* max number of command args */ |
| #define CONFIG_SYS_MAXARGS 16 |
| |
| /* Console I/O Buffer Size */ |
| #define CONFIG_SYS_CBSIZE 512 |
| |
| /* Print Buffer Size */ |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ |
| + sizeof(CONFIG_SYS_PROMPT) + 16) |
| |
| /* Boot Argument Buffer Size */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
| |
| /* |
| * memtest works on 8 MB in DRAM after skipping 32MB from |
| * start addr of ram disk |
| */ |
| #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) |
| #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ |
| + (8 * 1024 * 1024)) |
| |
| #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ |
| #define CONFIG_SYS_HZ 1000 /* 1ms clock */ |
| |
| #define CONFIG_MMC |
| #define CONFIG_GENERIC_MMC |
| #define CONFIG_OMAP_HSMMC |
| #define CONFIG_CMD_MMC |
| #define CONFIG_DOS_PARTITION |
| #define CONFIG_CMD_FAT |
| #define CONFIG_CMD_EXT2 |
| |
| /* Physical Memory Map */ |
| #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ |
| #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ |
| #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ |
| |
| #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 |
| #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ |
| GENERATED_GBL_DATA_SIZE) |
| /* Platform/Board specific defs */ |
| #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ |
| #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ |
| #define CONFIG_SYS_HZ 1000 |
| |
| /* NS16550 Configuration */ |
| #define CONFIG_SYS_NS16550 |
| #define CONFIG_SYS_NS16550_SERIAL |
| #define CONFIG_SYS_NS16550_REG_SIZE (-4) |
| #define CONFIG_SYS_NS16550_CLK (48000000) |
| #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ |
| |
| /* I2C Configuration */ |
| #define CONFIG_I2C |
| #define CONFIG_CMD_I2C |
| #define CONFIG_HARD_I2C |
| #define CONFIG_SYS_I2C_SPEED 100000 |
| #define CONFIG_SYS_I2C_SLAVE 1 |
| #define CONFIG_I2C_MULTI_BUS |
| #define CONFIG_DRIVER_OMAP24XX_I2C |
| |
| #define CONFIG_BAUDRATE 115200 |
| #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ |
| 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } |
| |
| /* |
| * select serial console configuration |
| */ |
| #define CONFIG_SERIAL1 1 |
| #define CONFIG_CONS_INDEX 1 |
| #define CONFIG_SYS_CONSOLE_INFO_QUIET |
| |
| #define CONFIG_ENV_IS_NOWHERE |
| |
| /* Defines for SPL */ |
| #define CONFIG_SPL |
| #define CONFIG_SPL_TEXT_BASE 0x402F0400 |
| #define CONFIG_SPL_MAX_SIZE (46 * 1024) |
| #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK |
| |
| #define CONFIG_SPL_BSS_START_ADDR 0x80000000 |
| #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ |
| |
| #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ |
| #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ |
| #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 |
| #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" |
| #define CONFIG_SPL_MMC_SUPPORT |
| #define CONFIG_SPL_FAT_SUPPORT |
| #define CONFIG_SPL_I2C_SUPPORT |
| |
| #define CONFIG_SPL_LIBCOMMON_SUPPORT |
| #define CONFIG_SPL_LIBDISK_SUPPORT |
| #define CONFIG_SPL_LIBGENERIC_SUPPORT |
| #define CONFIG_SPL_SERIAL_SUPPORT |
| #define CONFIG_SPL_YMODEM_SUPPORT |
| #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" |
| |
| /* |
| * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM |
| * 64 bytes before this address should be set aside for u-boot.img's |
| * header. That is 0x800FFFC0--0x80100000 should not be used for any |
| * other needs. |
| */ |
| #define CONFIG_SYS_TEXT_BASE 0x80800000 |
| #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 |
| #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 |
| |
| /* Since SPL did pll and ddr initialization for us, |
| * we don't need to do it twice. |
| */ |
| #ifndef CONFIG_SPL_BUILD |
| #define CONFIG_SKIP_LOWLEVEL_INIT |
| #endif |
| |
| /* Unsupported features */ |
| #undef CONFIG_USE_IRQ |
| |
| #endif /* ! __CONFIG_AM335X_EVM_H */ |