1 /* 2 * am43xx_evm.h 3 * 4 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef __CONFIG_AM43XX_EVM_H 10 #define __CONFIG_AM43XX_EVM_H 11 12 #define CONFIG_AM43XX 13 #define CONFIG_OMAP 14 #define CONFIG_OMAP_COMMON 15 16 #include <asm/arch/omap.h> 17 18 #define CONFIG_DMA_COHERENT 19 #define CONFIG_DMA_COHERENT_SIZE (1 << 20) 20 21 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 22 #define CONFIG_SYS_MALLOC_LEN (1024 << 10) 23 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 24 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 25 #define CONFIG_SYS_PROMPT "U-Boot# " 26 #define CONFIG_SYS_NO_FLASH 27 28 #define CONFIG_OF_LIBFDT 29 #define CONFIG_CMD_BOOTZ 30 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 31 #define CONFIG_CMDLINE_EDITING 32 #define CONFIG_SETUP_MEMORY_TAGS 33 #define CONFIG_INITRD_TAG 34 35 /* commands to include */ 36 #include <config_cmd_default.h> 37 38 #define CONFIG_CMD_ASKENV 39 #define CONFIG_VERSION_VARIABLE 40 41 /* set to negative value for no autoboot */ 42 #define CONFIG_BOOTDELAY 1 43 #define CONFIG_ENV_VARS_UBOOT_CONFIG 44 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 45 46 /* Clock Defines */ 47 #define V_OSCK 24000000 /* Clock output from T2 */ 48 #define V_SCLK (V_OSCK) 49 50 #define CONFIG_CMD_ECHO 51 52 /* max number of command args */ 53 #define CONFIG_SYS_MAXARGS 64 54 55 /* Console I/O Buffer Size */ 56 #define CONFIG_SYS_CBSIZE 512 57 58 /* Print Buffer Size */ 59 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 60 + sizeof(CONFIG_SYS_PROMPT) + 16) 61 62 /* Boot Argument Buffer Size */ 63 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 64 65 /* Physical Memory Map */ 66 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 67 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 68 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 69 70 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 71 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 72 GENERATED_GBL_DATA_SIZE) 73 /* Platform/Board specific defs */ 74 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 75 76 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 77 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 78 #define CONFIG_SYS_HZ 1000 79 80 /* NS16550 Configuration */ 81 #define CONFIG_SYS_NS16550 82 #define CONFIG_SYS_NS16550_SERIAL 83 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 84 #define CONFIG_SYS_NS16550_CLK (48000000) 85 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ 86 87 #define CONFIG_BAUDRATE 115200 88 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ 89 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } 90 91 /* CPU */ 92 #define CONFIG_ARCH_CPU_INIT 93 94 #define CONFIG_ENV_OVERWRITE 1 95 #define CONFIG_SYS_CONSOLE_INFO_QUIET 96 97 #define CONFIG_ENV_IS_NOWHERE 98 99 /* 100 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 101 * 64 bytes before this address should be set aside for u-boot.img's 102 * header. That is 0x800FFFC0--0x80100000 should not be used for any 103 * other needs. 104 */ 105 #define CONFIG_SYS_TEXT_BASE 0x80800000 106 107 #ifndef CONFIG_SPL_BUILD 108 #define CONFIG_SKIP_LOWLEVEL_INIT 109 #endif 110 111 /* Defines for SPL */ 112 #define CONFIG_SPL 113 #define CONFIG_SPL_FRAMEWORK 114 #define CONFIG_SPL_TEXT_BASE 0x402F0400 115 #define CONFIG_SPL_MAX_SIZE (101 * 1024) 116 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR 117 118 #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 119 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 120 121 #define CONFIG_SPL_LIBCOMMON_SUPPORT 122 #define CONFIG_SPL_LIBDISK_SUPPORT 123 #define CONFIG_SPL_LIBGENERIC_SUPPORT 124 #define CONFIG_SPL_SERIAL_SUPPORT 125 #define CONFIG_SPL_YMODEM_SUPPORT 126 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 127 128 #define CONFIG_SPL_BOARD_INIT 129 #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000 130 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 131 132 /* Unsupported features */ 133 #undef CONFIG_USE_IRQ 134 135 #endif /* __CONFIG_AM43XX_EVM_H */ 136