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 #include <configs/ti_armv7_omap.h> 14 #include <asm/arch/omap.h> 15 16 #define CONFIG_ENV_SIZE 0x2000 17 #define CONFIG_MACH_TYPE MACH_TYPE_TI8168EVM 18 19 #define CONFIG_EXTRA_ENV_SETTINGS \ 20 DEFAULT_LINUX_BOOT_ENV \ 21 "mtdids=" MTDIDS_DEFAULT "\0" \ 22 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 23 24 #define CONFIG_BOOTCOMMAND \ 25 "mmc rescan;" \ 26 "fatload mmc 0 ${loadaddr} uImage;" \ 27 "bootm ${loadaddr}" \ 28 29 #define CONFIG_BOOTARGS "console=ttyO2,115200n8 noinitrd earlyprintk" 30 31 /* Clock Defines */ 32 #define V_OSCK 24000000 /* Clock output from T2 */ 33 #define V_SCLK (V_OSCK >> 1) 34 35 #define CONFIG_CMD_ASKENV 36 37 #define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2048MB */ 38 #define CONFIG_SYS_SDRAM_BASE 0x80000000 39 40 /** 41 * Platform/Board specific defs 42 */ 43 #define CONFIG_SYS_CLK_FREQ 27000000 44 #define CONFIG_SYS_TIMERBASE 0x4802E000 45 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 46 47 /* 48 * NS16550 Configuration 49 */ 50 #define CONFIG_SYS_NS16550_SERIAL 51 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 52 #define CONFIG_SYS_NS16550_CLK (48000000) 53 #define CONFIG_SYS_NS16550_COM1 0x48024000 /* Base EVM has UART2 */ 54 55 /* allow overwriting serial config and ethaddr */ 56 #define CONFIG_ENV_OVERWRITE 57 58 #define CONFIG_SERIAL1 59 #define CONFIG_SERIAL2 60 #define CONFIG_SERIAL3 61 #define CONFIG_CONS_INDEX 1 62 63 /* 64 * GPMC NAND block. We support 1 device and the physical address to 65 * access CS0 at is 0x8000000. 66 */ 67 #define CONFIG_SYS_NAND_BASE 0x8000000 68 #define CONFIG_SYS_MAX_NAND_DEVICE 1 69 70 /* NAND: SPL related configs */ 71 #define CONFIG_SPL_NAND_AM33XX_BCH 72 73 /* NAND: device related configs */ 74 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 75 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 76 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ 77 CONFIG_SYS_NAND_PAGE_SIZE) 78 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 79 #define CONFIG_SYS_NAND_OOBSIZE 64 80 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 81 /* NAND: driver related configs */ 82 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 83 #define CONFIG_NAND_OMAP_ELM 84 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 85 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \ 86 10, 11, 12, 13, 14, 15, 16, 17, \ 87 18, 19, 20, 21, 22, 23, 24, 25, \ 88 26, 27, 28, 29, 30, 31, 32, 33, \ 89 34, 35, 36, 37, 38, 39, 40, 41, \ 90 42, 43, 44, 45, 46, 47, 48, 49, \ 91 50, 51, 52, 53, 54, 55, 56, 57, } 92 93 #define CONFIG_SYS_NAND_ECCSIZE 512 94 #define CONFIG_SYS_NAND_ECCBYTES 14 95 #define CONFIG_SYS_NAND_ONFI_DETECTION 96 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW 97 #define MTDIDS_DEFAULT "nand0=nand.0" 98 #define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ 99 "128k(NAND.SPL)," \ 100 "128k(NAND.SPL.backup1)," \ 101 "128k(NAND.SPL.backup2)," \ 102 "128k(NAND.SPL.backup3)," \ 103 "256k(NAND.u-boot-spl-os)," \ 104 "1m(NAND.u-boot)," \ 105 "128k(NAND.u-boot-env)," \ 106 "128k(NAND.u-boot-env.backup1)," \ 107 "8m(NAND.kernel)," \ 108 "-(NAND.file-system)" 109 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 110 #define CONFIG_ENV_IS_IN_NAND 111 #define CONFIG_ENV_OFFSET 0x001c0000 112 #define CONFIG_ENV_OFFSET_REDUND 0x001e0000 113 #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE 114 115 /* SPL */ 116 /* Defines for SPL */ 117 #define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 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_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 123 124 #define CONFIG_SYS_TEXT_BASE 0x80800000 125 126 /* Since SPL did pll and ddr initialization for us, 127 * we don't need to do it twice. 128 */ 129 #ifndef CONFIG_SPL_BUILD 130 #define CONFIG_SKIP_LOWLEVEL_INIT 131 #endif 132 133 /* 134 * Disable MMC DM for SPL build and can be re-enabled after adding 135 * DM support in SPL 136 */ 137 #ifdef CONFIG_SPL_BUILD 138 #undef CONFIG_DM_MMC 139 #undef CONFIG_TIMER 140 #undef CONFIG_DM_USB 141 #endif 142 #endif 143