1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * am3517_evm.h - Default configuration for AM3517 EVM board. 4 * 5 * Author: Vaibhav Hiremath <hvaibhav@ti.com> 6 * 7 * Based on omap3_evm_config.h 8 * 9 * Copyright (C) 2010 Texas Instruments Incorporated 10 */ 11 12 #ifndef __CONFIG_H 13 #define __CONFIG_H 14 15 /* 16 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 17 * 64 bytes before this address should be set aside for u-boot.img's 18 * header. That is 0x800FFFC0--0x80100000 should not be used for any 19 * other needs. 20 */ 21 22 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 23 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 24 25 #include <configs/ti_omap3_common.h> 26 27 #undef CONFIG_DM_I2C_COMPAT 28 #define CONFIG_REVISION_TAG 29 30 /* Hardware drivers */ 31 32 /* allow to overwrite serial and ethaddr */ 33 #define CONFIG_ENV_OVERWRITE 34 35 /* 36 * USB configuration 37 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard 38 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. 39 */ 40 41 #ifdef CONFIG_USB_MUSB_AM35X 42 43 #ifdef CONFIG_USB_MUSB_HOST 44 45 #ifdef CONFIG_USB_KEYBOARD 46 #define CONFIG_PREBOOT "usb start" 47 #endif /* CONFIG_USB_KEYBOARD */ 48 49 #endif /* CONFIG_USB_MUSB_HOST */ 50 51 #endif /* CONFIG_USB_MUSB_AM35X */ 52 53 /* I2C */ 54 55 /* Ethernet */ 56 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 57 #define CONFIG_BOOTP_DEFAULT 58 #define CONFIG_BOOTP_DNS2 59 #define CONFIG_BOOTP_SEND_HOSTNAME 60 #define CONFIG_NET_RETRY_COUNT 10 61 62 /* Board NAND Info. */ 63 #ifdef CONFIG_NAND 64 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 65 #define CONFIG_SYS_NAND_PAGE_COUNT 64 66 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 67 #define CONFIG_SYS_NAND_OOBSIZE 64 68 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 69 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 70 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 71 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 72 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 73 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 74 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 75 50, 51, 52, 53, 54, 55, 56 } 76 77 #define CONFIG_SYS_NAND_ECCSIZE 512 78 #define CONFIG_SYS_NAND_ECCBYTES 13 79 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 80 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 81 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 82 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 83 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 84 /* NAND block size is 128 KiB. Synchronize these values with 85 * corresponding Device Tree entries in Linux: 86 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 87 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 88 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 89 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 90 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 91 * RootFS Remaining Flash Space @ 0xB20000 92 */ 93 #endif /* CONFIG_NAND */ 94 95 /* Environment information */ 96 97 #define CONFIG_BOOTFILE "uImage" 98 99 #define CONFIG_EXTRA_ENV_SETTINGS \ 100 "loadaddr=0x82000000\0" \ 101 "console=ttyO2,115200n8\0" \ 102 "fdtfile=am3517-evm.dtb\0" \ 103 "fdtaddr=0x82C00000\0" \ 104 "vram=16M\0" \ 105 "bootenv=uEnv.txt\0" \ 106 "cmdline=\0" \ 107 "optargs=\0" \ 108 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 109 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 110 "mmcdev=0\0" \ 111 "mmcpart=1\0" \ 112 "mmcroot=/dev/mmcblk0p2 rw\0" \ 113 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 114 "mmcargs=setenv bootargs console=${console} " \ 115 "${mtdparts} " \ 116 "${optargs} " \ 117 "root=${mmcroot} " \ 118 "rootfstype=${mmcrootfstype} " \ 119 "${cmdline}\0" \ 120 "nandargs=setenv bootargs console=${console} " \ 121 "${mtdparts} " \ 122 "${optargs} " \ 123 "root=ubi0:rootfs rw ubi.mtd=rootfs " \ 124 "rootfstype=ubifs rootwait " \ 125 "${cmdline}\0" \ 126 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ 127 "importbootenv=echo Importing environment from mmc ...; " \ 128 "env import -t ${loadaddr} ${filesize}\0" \ 129 "bootscript=echo Running bootscript from mmc ...; " \ 130 "source ${loadaddr}\0" \ 131 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ 132 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ 133 "mmcboot=echo Booting from mmc ...; " \ 134 "run mmcargs; " \ 135 "bootz ${loadaddr} - ${fdtaddr}\0" \ 136 "nandboot=echo Booting from nand ...; " \ 137 "run nandargs; " \ 138 "nand read ${loadaddr} 2a0000 800000; " \ 139 "nand read ${fdtaddr} aa0000 80000; " \ 140 "bootm ${loadaddr} - ${fdtaddr}\0" \ 141 142 #define CONFIG_BOOTCOMMAND \ 143 "mmc dev ${mmcdev}; if mmc rescan; then " \ 144 "echo SD/MMC found on device $mmcdev; " \ 145 "if run loadbootenv; then " \ 146 "run importbootenv; " \ 147 "fi; " \ 148 "echo Checking if uenvcmd is set ...; " \ 149 "if test -n $uenvcmd; then " \ 150 "echo Running uenvcmd ...; " \ 151 "run uenvcmd; " \ 152 "fi; " \ 153 "echo Running default loadimage ...; " \ 154 "setenv bootfile zImage; " \ 155 "if run loadimage; then " \ 156 "run loadfdt; " \ 157 "run mmcboot; " \ 158 "fi; " \ 159 "else run nandboot; fi" 160 161 /* Miscellaneous configurable options */ 162 163 /* We set the max number of command args high to avoid HUSH bugs. */ 164 #define CONFIG_SYS_MAXARGS 64 165 166 /* Print Buffer Size */ 167 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 168 + sizeof(CONFIG_SYS_PROMPT) + 16) 169 /* Boot Argument Buffer Size */ 170 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 171 172 /* memtest works on */ 173 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 174 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 175 0x01F00000) /* 31MB */ 176 177 /* Physical Memory Map */ 178 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 179 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 180 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 181 182 /* FLASH and environment organization */ 183 184 /* **** PISMO SUPPORT *** */ 185 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 186 /* on one chip */ 187 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 188 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 189 190 #if defined(CONFIG_NAND) 191 #define CONFIG_SYS_FLASH_BASE NAND_BASE 192 #endif 193 194 /* Monitor at start of flash */ 195 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 196 197 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 198 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE 199 #define CONFIG_ENV_OFFSET 0x260000 200 #define CONFIG_ENV_ADDR 0x260000 201 202 /* Defines for SPL */ 203 #undef CONFIG_SPL_TEXT_BASE 204 #define CONFIG_SPL_TEXT_BASE 0x40200000 205 206 #undef CONFIG_SPL_BSS_START_ADDR 207 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 208 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 209 210 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 211 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 212 213 #define CONFIG_SPL_NAND_BASE 214 #define CONFIG_SPL_NAND_DRIVERS 215 #define CONFIG_SPL_NAND_ECC 216 217 #endif /* __CONFIG_H */ 218