| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * am3517_evm.h - Default configuration for AM3517 EVM board. |
| * |
| * Author: Vaibhav Hiremath <hvaibhav@ti.com> |
| * |
| * Based on omap3_evm_config.h |
| * |
| * Copyright (C) 2010 Texas Instruments Incorporated |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| #include <configs/ti_omap3_common.h> |
| |
| #define CONFIG_REVISION_TAG |
| |
| /* Hardware drivers */ |
| |
| /* |
| * USB configuration |
| * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard |
| * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. |
| */ |
| #ifdef CONFIG_SPL_BUILD |
| #undef CONFIG_USB_EHCI_OMAP |
| #else |
| #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 57 |
| #endif |
| |
| /* I2C */ |
| |
| /* Ethernet */ |
| #define CONFIG_NET_RETRY_COUNT 10 |
| |
| /* Board NAND Info. */ |
| #ifdef CONFIG_MTD_RAW_NAND |
| #define CONFIG_SYS_NAND_5_ADDR_CYCLE |
| #define CONFIG_SYS_NAND_PAGE_COUNT 64 |
| #define CONFIG_SYS_NAND_PAGE_SIZE 2048 |
| #define CONFIG_SYS_NAND_OOBSIZE 64 |
| #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) |
| #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS |
| #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ |
| 11, 12, 13, 14, 16, 17, 18, 19, 20, \ |
| 21, 22, 23, 24, 25, 26, 27, 28, 30, \ |
| 31, 32, 33, 34, 35, 36, 37, 38, 39, \ |
| 40, 41, 42, 44, 45, 46, 47, 48, 49, \ |
| 50, 51, 52, 53, 54, 55, 56 } |
| |
| #define CONFIG_SYS_NAND_ECCSIZE 512 |
| #define CONFIG_SYS_NAND_ECCBYTES 13 |
| #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW |
| #define CONFIG_SYS_NAND_MAX_OOBFREE 2 |
| #define CONFIG_SYS_NAND_MAX_ECCPOS 56 |
| #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE |
| #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 |
| #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000 |
| /* NAND block size is 128 KiB. Synchronize these values with |
| * corresponding Device Tree entries in Linux: |
| * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 |
| * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 |
| * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 |
| * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 |
| * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 |
| * RootFS Remaining Flash Space @ 0xB20000 |
| */ |
| #endif /* CONFIG_MTD_RAW_NAND */ |
| |
| /* Environment information */ |
| |
| #define CONFIG_BOOTFILE "uImage" |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "loadaddr=0x82000000\0" \ |
| "console=ttyS2,115200n8\0" \ |
| "fdtfile=am3517-evm.dtb\0" \ |
| "fdtaddr=0x82C00000\0" \ |
| "vram=16M\0" \ |
| "bootenv=uEnv.txt\0" \ |
| "cmdline=\0" \ |
| "optargs=\0" \ |
| "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ |
| "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ |
| "mmcdev=0\0" \ |
| "mmcpart=1\0" \ |
| "mmcroot=/dev/mmcblk0p2 rw\0" \ |
| "mmcrootfstype=ext4 rootwait fixrtc\0" \ |
| "mmcargs=setenv bootargs console=${console} " \ |
| "${mtdparts} " \ |
| "${optargs} " \ |
| "root=${mmcroot} " \ |
| "rootfstype=${mmcrootfstype} " \ |
| "${cmdline}\0" \ |
| "nandargs=setenv bootargs console=${console} " \ |
| "${mtdparts} " \ |
| "${optargs} " \ |
| "root=ubi0:rootfs rw ubi.mtd=rootfs " \ |
| "rootfstype=ubifs rootwait " \ |
| "${cmdline}\0" \ |
| "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ |
| "importbootenv=echo Importing environment from mmc ...; " \ |
| "env import -t ${loadaddr} ${filesize}\0" \ |
| "bootscript=echo Running bootscript from mmc ...; " \ |
| "source ${loadaddr}\0" \ |
| "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ |
| "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ |
| "mmcboot=echo Booting from mmc ...; " \ |
| "run mmcargs; " \ |
| "bootz ${loadaddr} - ${fdtaddr}\0" \ |
| "nandboot=echo Booting from nand ...; " \ |
| "run nandargs; " \ |
| "nand read ${loadaddr} 2a0000 800000; " \ |
| "nand read ${fdtaddr} aa0000 80000; " \ |
| "bootm ${loadaddr} - ${fdtaddr}\0" \ |
| |
| #define CONFIG_BOOTCOMMAND \ |
| "mmc dev ${mmcdev}; if mmc rescan; then " \ |
| "echo SD/MMC found on device $mmcdev; " \ |
| "if run loadbootenv; then " \ |
| "run importbootenv; " \ |
| "fi; " \ |
| "echo Checking if uenvcmd is set ...; " \ |
| "if test -n $uenvcmd; then " \ |
| "echo Running uenvcmd ...; " \ |
| "run uenvcmd; " \ |
| "fi; " \ |
| "echo Running default loadimage ...; " \ |
| "setenv bootfile zImage; " \ |
| "if run loadimage; then " \ |
| "run loadfdt; " \ |
| "run mmcboot; " \ |
| "fi; " \ |
| "else run nandboot; fi" |
| |
| /* Miscellaneous configurable options */ |
| |
| /* We set the max number of command args high to avoid HUSH bugs. */ |
| #define CONFIG_SYS_MAXARGS 64 |
| |
| /* Print Buffer Size */ |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ |
| + sizeof(CONFIG_SYS_PROMPT) + 16) |
| /* Boot Argument Buffer Size */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
| |
| /* memtest works on */ |
| |
| /* Physical Memory Map */ |
| #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) |
| |
| /* FLASH and environment organization */ |
| |
| /* **** PISMO SUPPORT *** */ |
| #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ |
| /* on one chip */ |
| #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ |
| #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ |
| |
| #if defined(CONFIG_MTD_RAW_NAND) |
| #define CONFIG_SYS_FLASH_BASE NAND_BASE |
| #endif |
| |
| /* Monitor at start of flash */ |
| #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
| |
| #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ |
| |
| /* Defines for SPL */ |
| |
| #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" |
| |
| #endif /* __CONFIG_H */ |