1 /* 2 * am3517_evm.h - Default configuration for AM3517 EVM board. 3 * 4 * Author: Vaibhav Hiremath <hvaibhav@ti.com> 5 * 6 * Based on omap3_evm_config.h 7 * 8 * Copyright (C) 2010 Texas Instruments Incorporated 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 17 18 /* 19 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 20 * 64 bytes before this address should be set aside for u-boot.img's 21 * header. That is 0x800FFFC0--0x80100000 should not be used for any 22 * other needs. 23 */ 24 25 #define CONFIG_SYS_TEXT_BASE 0x80100000 26 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 27 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 28 29 #include <configs/ti_omap3_common.h> 30 #undef CONFIG_SDRC /* Disable SDRC since we have EMIF4 */ 31 32 #define CONFIG_MISC_INIT_R 33 #define CONFIG_REVISION_TAG 34 35 /* Hardware drivers */ 36 37 /* allow to overwrite serial and ethaddr */ 38 #define CONFIG_ENV_OVERWRITE 39 40 /* 41 * USB configuration 42 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard 43 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. 44 */ 45 46 #ifdef CONFIG_USB_MUSB_AM35X 47 48 #ifdef CONFIG_USB_MUSB_HOST 49 50 #ifdef CONFIG_USB_KEYBOARD 51 #define CONFIG_PREBOOT "usb start" 52 #endif /* CONFIG_USB_KEYBOARD */ 53 54 #endif /* CONFIG_USB_MUSB_HOST */ 55 56 #endif /* CONFIG_USB_MUSB_AM35X */ 57 58 /* I2C */ 59 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 60 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 61 62 /* Ethernet */ 63 #define CONFIG_DRIVER_TI_EMAC 64 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 65 #define CONFIG_MII 66 #define CONFIG_BOOTP_DEFAULT 67 #define CONFIG_BOOTP_DNS 68 #define CONFIG_BOOTP_DNS2 69 #define CONFIG_BOOTP_SEND_HOSTNAME 70 #define CONFIG_NET_RETRY_COUNT 10 71 72 /* Board NAND Info. */ 73 #ifdef CONFIG_NAND 74 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 75 /* to access nand */ 76 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 77 #define CONFIG_SYS_NAND_PAGE_COUNT 64 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 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 82 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 83 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 84 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 85 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 86 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 87 50, 51, 52, 53, 54, 55, 56 } 88 89 #define CONFIG_SYS_NAND_ECCSIZE 512 90 #define CONFIG_SYS_NAND_ECCBYTES 13 91 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 92 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 93 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 94 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 95 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 96 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 97 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 98 /* NAND block size is 128 KiB. Synchronize these values with 99 * corresponding Device Tree entries in Linux: 100 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 101 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 102 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 103 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 104 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 105 * RootFS Remaining Flash Space @ 0xB20000 106 */ 107 #endif /* CONFIG_NAND */ 108 109 /* Environment information */ 110 111 #define CONFIG_BOOTFILE "uImage" 112 113 #define CONFIG_EXTRA_ENV_SETTINGS \ 114 "loadaddr=0x82000000\0" \ 115 "console=ttyO2,115200n8\0" \ 116 "fdtfile=am3517-evm.dtb\0" \ 117 "fdtaddr=0x82C00000\0" \ 118 "vram=16M\0" \ 119 "bootenv=uEnv.txt\0" \ 120 "cmdline=\0" \ 121 "optargs=\0" \ 122 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 123 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 124 "mmcdev=0\0" \ 125 "mmcpart=1\0" \ 126 "mmcroot=/dev/mmcblk0p2 rw\0" \ 127 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 128 "mmcargs=setenv bootargs console=${console} " \ 129 "${mtdparts} " \ 130 "${optargs} " \ 131 "root=${mmcroot} " \ 132 "rootfstype=${mmcrootfstype} " \ 133 "${cmdline}\0" \ 134 "nandargs=setenv bootargs console=${console} " \ 135 "${mtdparts} " \ 136 "${optargs} " \ 137 "root=ubi0:rootfs rw ubi.mtd=rootfs " \ 138 "rootfstype=ubifs rootwait " \ 139 "${cmdline}\0" \ 140 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ 141 "importbootenv=echo Importing environment from mmc ...; " \ 142 "env import -t ${loadaddr} ${filesize}\0" \ 143 "bootscript=echo Running bootscript from mmc ...; " \ 144 "source ${loadaddr}\0" \ 145 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ 146 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ 147 "mmcboot=echo Booting from mmc ...; " \ 148 "run mmcargs; " \ 149 "bootz ${loadaddr} - ${fdtaddr}\0" \ 150 "nandboot=echo Booting from nand ...; " \ 151 "run nandargs; " \ 152 "nand read ${loadaddr} 2a0000 800000; " \ 153 "nand read ${fdtaddr} aa0000 80000; " \ 154 "bootm ${loadaddr} - ${fdtaddr}\0" \ 155 156 #define CONFIG_BOOTCOMMAND \ 157 "mmc dev ${mmcdev}; if mmc rescan; then " \ 158 "echo SD/MMC found on device $mmcdev; " \ 159 "if run loadbootenv; then " \ 160 "run importbootenv; " \ 161 "fi; " \ 162 "echo Checking if uenvcmd is set ...; " \ 163 "if test -n $uenvcmd; then " \ 164 "echo Running uenvcmd ...; " \ 165 "run uenvcmd; " \ 166 "fi; " \ 167 "echo Running default loadimage ...; " \ 168 "setenv bootfile zImage; " \ 169 "if run loadimage; then " \ 170 "run loadfdt; " \ 171 "run mmcboot; " \ 172 "fi; " \ 173 "else run nandboot; fi" 174 175 /* Miscellaneous configurable options */ 176 #define CONFIG_AUTO_COMPLETE 177 #define CONFIG_CMDLINE_EDITING 178 #define CONFIG_SYS_LONGHELP 179 180 /* We set the max number of command args high to avoid HUSH bugs. */ 181 #define CONFIG_SYS_MAXARGS 64 182 183 /* Print Buffer Size */ 184 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 185 + sizeof(CONFIG_SYS_PROMPT) + 16) 186 /* Boot Argument Buffer Size */ 187 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 188 189 /* memtest works on */ 190 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 191 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 192 0x01F00000) /* 31MB */ 193 194 /* Physical Memory Map */ 195 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 196 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 197 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 198 199 /* FLASH and environment organization */ 200 201 /* **** PISMO SUPPORT *** */ 202 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 203 /* on one chip */ 204 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 205 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 206 207 #if defined(CONFIG_NAND) 208 #define CONFIG_SYS_FLASH_BASE NAND_BASE 209 #endif 210 211 /* Monitor at start of flash */ 212 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 213 214 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 215 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE 216 #define CONFIG_ENV_OFFSET 0x260000 217 #define CONFIG_ENV_ADDR 0x260000 218 219 /* Defines for SPL */ 220 #define CONFIG_SPL_FRAMEWORK 221 #undef CONFIG_SPL_TEXT_BASE 222 #define CONFIG_SPL_TEXT_BASE 0x40200000 223 224 #undef CONFIG_SPL_BSS_START_ADDR 225 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 226 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 227 228 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 229 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 230 231 #define CONFIG_SPL_NAND_BASE 232 #define CONFIG_SPL_NAND_DRIVERS 233 #define CONFIG_SPL_NAND_ECC 234 235 #endif /* __CONFIG_H */ 236