1 /* 2 * ti816x_evm.h 3 * 4 * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com> 5 * Antoine Tenart, <atenart@adeneo-embedded.com> 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __CONFIG_TI816X_EVM_H 11 #define __CONFIG_TI816X_EVM_H 12 13 #define CONFIG_TI81XX 14 #define CONFIG_TI816X 15 #define CONFIG_SYS_NO_FLASH 16 #define CONFIG_OMAP 17 18 #define CONFIG_ARCH_CPU_INIT 19 20 #include <asm/arch/omap.h> 21 22 #define CONFIG_ENV_SIZE 0x2000 23 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (32 * 1024)) 24 #define CONFIG_SYS_LONGHELP /* undef save memory */ 25 #define CONFIG_MACH_TYPE MACH_TYPE_TI8168EVM 26 27 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 28 #define CONFIG_SETUP_MEMORY_TAGS 29 #define CONFIG_INITRD_TAG /* required for ramdisk support */ 30 31 #define CONFIG_EXTRA_ENV_SETTINGS \ 32 "loadaddr=0x81000000\0" \ 33 34 #define CONFIG_BOOTCOMMAND \ 35 "mmc rescan;" \ 36 "fatload mmc 0 ${loadaddr} uImage;" \ 37 "bootm ${loadaddr}" \ 38 39 #define CONFIG_BOOTARGS "console=ttyO2,115200n8 noinitrd earlyprintk" 40 41 /* Clock Defines */ 42 #define V_OSCK 24000000 /* Clock output from T2 */ 43 #define V_SCLK (V_OSCK >> 1) 44 45 #define CONFIG_SYS_MAXARGS 32 46 #define CONFIG_SYS_CBSIZE 512 /* console I/O buffer size */ 47 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 48 + sizeof(CONFIG_SYS_PROMPT) + 16) /* print buffer size */ 49 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* boot arg buffer size */ 50 51 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ 52 53 #define CONFIG_CMD_ASKEN 54 #define CONFIG_OMAP_GPIO 55 #define CONFIG_GENERIC_MMC 56 #define CONFIG_DOS_PARTITION 57 58 #define CONFIG_FS_FAT 59 60 /* 61 * Only one of the following two options (DDR3/DDR2) should be enabled 62 * CONFIG_TI816X_EVM_DDR2 63 * CONFIG_TI816X_EVM_DDR3 64 */ 65 #define CONFIG_TI816X_EVM_DDR3 66 67 /* 68 * Supported values: 400, 531, 675 or 796 MHz 69 */ 70 #define CONFIG_TI816X_DDR_PLL_796 71 72 #define CONFIG_TI816X_USE_EMIF0 1 73 #define CONFIG_TI816X_USE_EMIF1 1 74 75 #define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */ 76 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ 77 #define PHYS_DRAM_1_SIZE 0x40000000 /* 1 GB */ 78 #define PHYS_DRAM_2 0xC0000000 /* DRAM Bank #2 */ 79 #define PHYS_DRAM_2_SIZE 0x40000000 /* 1 GB */ 80 81 #define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2048MB */ 82 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 83 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 84 GENERATED_GBL_DATA_SIZE) 85 86 /** 87 * Platform/Board specific defs 88 */ 89 #define CONFIG_SYS_CLK_FREQ 27000000 90 #define CONFIG_SYS_TIMERBASE 0x4802E000 91 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 92 93 #undef CONFIG_NAND_OMAP_GPMC 94 95 /* 96 * NS16550 Configuration 97 */ 98 #define CONFIG_SYS_NS16550_SERIAL 99 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 100 #define CONFIG_SYS_NS16550_CLK (48000000) 101 #define CONFIG_SYS_NS16550_COM1 0x48024000 /* Base EVM has UART2 */ 102 103 #define CONFIG_BAUDRATE 115200 104 105 /* allow overwriting serial config and ethaddr */ 106 #define CONFIG_ENV_OVERWRITE 107 108 #define CONFIG_SERIAL1 109 #define CONFIG_SERIAL2 110 #define CONFIG_SERIAL3 111 #define CONFIG_CONS_INDEX 1 112 113 #define CONFIG_ENV_IS_NOWHERE 114 115 /* SPL */ 116 /* Defines for SPL */ 117 #define CONFIG_SPL_FRAMEWORK 118 #define CONFIG_SPL_TEXT_BASE 0x40400000 119 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 120 CONFIG_SPL_TEXT_BASE) 121 122 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 123 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 124 125 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 126 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 127 128 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 129 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 130 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 131 132 #define CONFIG_SPL_BOARD_INIT 133 134 #define CONFIG_SYS_TEXT_BASE 0x80800000 135 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 136 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 137 138 /* Since SPL did pll and ddr initialization for us, 139 * we don't need to do it twice. 140 */ 141 #ifndef CONFIG_SPL_BUILD 142 #define CONFIG_SKIP_LOWLEVEL_INIT 143 #endif 144 145 /* Unsupported features */ 146 #undef CONFIG_USE_IRQ 147 148 #endif 149