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 #include <configs/ti_omap3_common.h> 16 17 #undef CONFIG_DM_I2C_COMPAT 18 #define CONFIG_REVISION_TAG 19 20 /* Hardware drivers */ 21 22 /* allow to overwrite serial and ethaddr */ 23 #define CONFIG_ENV_OVERWRITE 24 25 /* 26 * USB configuration 27 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard 28 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. 29 */ 30 31 #ifdef CONFIG_USB_MUSB_AM35X 32 33 #ifdef CONFIG_USB_MUSB_HOST 34 35 #ifdef CONFIG_USB_KEYBOARD 36 #define CONFIG_PREBOOT "usb start" 37 #endif /* CONFIG_USB_KEYBOARD */ 38 39 #endif /* CONFIG_USB_MUSB_HOST */ 40 41 #endif /* CONFIG_USB_MUSB_AM35X */ 42 43 /* I2C */ 44 45 /* Ethernet */ 46 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 47 #define CONFIG_BOOTP_DEFAULT 48 #define CONFIG_BOOTP_DNS2 49 #define CONFIG_BOOTP_SEND_HOSTNAME 50 #define CONFIG_NET_RETRY_COUNT 10 51 52 /* Board NAND Info. */ 53 #ifdef CONFIG_NAND 54 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 55 #define CONFIG_SYS_NAND_PAGE_COUNT 64 56 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 57 #define CONFIG_SYS_NAND_OOBSIZE 64 58 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 59 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 60 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 61 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 62 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 63 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 64 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 65 50, 51, 52, 53, 54, 55, 56 } 66 67 #define CONFIG_SYS_NAND_ECCSIZE 512 68 #define CONFIG_SYS_NAND_ECCBYTES 13 69 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 70 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 71 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 72 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 73 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 74 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000 75 /* NAND block size is 128 KiB. Synchronize these values with 76 * corresponding Device Tree entries in Linux: 77 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 78 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 79 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 80 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 81 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 82 * RootFS Remaining Flash Space @ 0xB20000 83 */ 84 #endif /* CONFIG_NAND */ 85 86 /* Environment information */ 87 88 #define CONFIG_BOOTFILE "uImage" 89 90 #define CONFIG_EXTRA_ENV_SETTINGS \ 91 "loadaddr=0x82000000\0" \ 92 "console=ttyS2,115200n8\0" \ 93 "fdtfile=am3517-evm.dtb\0" \ 94 "fdtaddr=0x82C00000\0" \ 95 "vram=16M\0" \ 96 "bootenv=uEnv.txt\0" \ 97 "cmdline=\0" \ 98 "optargs=\0" \ 99 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ 100 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ 101 "mmcdev=0\0" \ 102 "mmcpart=1\0" \ 103 "mmcroot=/dev/mmcblk0p2 rw\0" \ 104 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 105 "mmcargs=setenv bootargs console=${console} " \ 106 "${mtdparts} " \ 107 "${optargs} " \ 108 "root=${mmcroot} " \ 109 "rootfstype=${mmcrootfstype} " \ 110 "${cmdline}\0" \ 111 "nandargs=setenv bootargs console=${console} " \ 112 "${mtdparts} " \ 113 "${optargs} " \ 114 "root=ubi0:rootfs rw ubi.mtd=rootfs " \ 115 "rootfstype=ubifs rootwait " \ 116 "${cmdline}\0" \ 117 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ 118 "importbootenv=echo Importing environment from mmc ...; " \ 119 "env import -t ${loadaddr} ${filesize}\0" \ 120 "bootscript=echo Running bootscript from mmc ...; " \ 121 "source ${loadaddr}\0" \ 122 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ 123 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ 124 "mmcboot=echo Booting from mmc ...; " \ 125 "run mmcargs; " \ 126 "bootz ${loadaddr} - ${fdtaddr}\0" \ 127 "nandboot=echo Booting from nand ...; " \ 128 "run nandargs; " \ 129 "nand read ${loadaddr} 2a0000 800000; " \ 130 "nand read ${fdtaddr} aa0000 80000; " \ 131 "bootm ${loadaddr} - ${fdtaddr}\0" \ 132 133 #define CONFIG_BOOTCOMMAND \ 134 "mmc dev ${mmcdev}; if mmc rescan; then " \ 135 "echo SD/MMC found on device $mmcdev; " \ 136 "if run loadbootenv; then " \ 137 "run importbootenv; " \ 138 "fi; " \ 139 "echo Checking if uenvcmd is set ...; " \ 140 "if test -n $uenvcmd; then " \ 141 "echo Running uenvcmd ...; " \ 142 "run uenvcmd; " \ 143 "fi; " \ 144 "echo Running default loadimage ...; " \ 145 "setenv bootfile zImage; " \ 146 "if run loadimage; then " \ 147 "run loadfdt; " \ 148 "run mmcboot; " \ 149 "fi; " \ 150 "else run nandboot; fi" 151 152 /* Miscellaneous configurable options */ 153 154 /* We set the max number of command args high to avoid HUSH bugs. */ 155 #define CONFIG_SYS_MAXARGS 64 156 157 /* Print Buffer Size */ 158 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 159 + sizeof(CONFIG_SYS_PROMPT) + 16) 160 /* Boot Argument Buffer Size */ 161 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 162 163 /* memtest works on */ 164 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 165 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 166 0x01F00000) /* 31MB */ 167 168 /* Physical Memory Map */ 169 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 170 171 /* FLASH and environment organization */ 172 173 /* **** PISMO SUPPORT *** */ 174 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 175 /* on one chip */ 176 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 177 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 178 179 #if defined(CONFIG_NAND) 180 #define CONFIG_SYS_FLASH_BASE NAND_BASE 181 #endif 182 183 /* Monitor at start of flash */ 184 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 185 186 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 187 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE 188 #define CONFIG_ENV_OFFSET 0x260000 189 #define CONFIG_ENV_ADDR 0x260000 190 191 /* Defines for SPL */ 192 #undef CONFIG_SPL_TEXT_BASE 193 #define CONFIG_SPL_TEXT_BASE 0x40200000 194 195 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 196 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 197 198 #define CONFIG_SPL_NAND_BASE 199 #define CONFIG_SPL_NAND_DRIVERS 200 #define CONFIG_SPL_NAND_ECC 201 202 #endif /* __CONFIG_H */ 203