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