1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * am3517_evm.h - Default configuration for AM3517 EVM board.
5 * Author: Vaibhav Hiremath <hvaibhav@ti.com>
7 * Based on omap3_evm_config.h
9 * Copyright (C) 2010 Texas Instruments Incorporated
15 #include <configs/ti_omap3_common.h>
17 /* Board NAND Info. */
18 #ifdef CONFIG_MTD_RAW_NAND
19 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
20 11, 12, 13, 14, 16, 17, 18, 19, 20, \
21 21, 22, 23, 24, 25, 26, 27, 28, 30, \
22 31, 32, 33, 34, 35, 36, 37, 38, 39, \
23 40, 41, 42, 44, 45, 46, 47, 48, 49, \
24 50, 51, 52, 53, 54, 55, 56 }
26 #define CONFIG_SYS_NAND_ECCSIZE 512
27 #define CONFIG_SYS_NAND_ECCBYTES 13
28 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
29 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
30 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
31 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000
32 /* NAND block size is 128 KiB. Synchronize these values with
33 * corresponding Device Tree entries in Linux:
34 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
35 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
36 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
37 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
38 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
39 * RootFS Remaining Flash Space @ 0xB20000
41 #endif /* CONFIG_MTD_RAW_NAND */
43 /* Environment information */
44 #define CONFIG_EXTRA_ENV_SETTINGS \
45 "loadaddr=0x82000000\0" \
46 "console=ttyS2,115200n8\0" \
47 "fdtfile=am3517-evm.dtb\0" \
48 "fdtaddr=0x82C00000\0" \
50 "bootenv=uEnv.txt\0" \
53 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
54 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
57 "mmcroot=/dev/mmcblk0p2 rw\0" \
58 "mmcrootfstype=ext4 rootwait fixrtc\0" \
59 "mmcargs=setenv bootargs console=${console} " \
63 "rootfstype=${mmcrootfstype} " \
65 "nandargs=setenv bootargs console=${console} " \
68 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
69 "rootfstype=ubifs rootwait " \
71 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
72 "importbootenv=echo Importing environment from mmc ...; " \
73 "env import -t ${loadaddr} ${filesize}\0" \
74 "bootscript=echo Running bootscript from mmc ...; " \
75 "source ${loadaddr}\0" \
76 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
77 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
78 "mmcboot=echo Booting from mmc ...; " \
80 "bootz ${loadaddr} - ${fdtaddr}\0" \
81 "nandboot=echo Booting from nand ...; " \
83 "nand read ${loadaddr} 2a0000 800000; " \
84 "nand read ${fdtaddr} aa0000 80000; " \
85 "bootm ${loadaddr} - ${fdtaddr}\0" \
87 /* Miscellaneous configurable options */
89 /* We set the max number of command args high to avoid HUSH bugs. */
90 #define CONFIG_SYS_MAXARGS 64
92 /* Print Buffer Size */
93 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
94 + sizeof(CONFIG_SYS_PROMPT) + 16)
95 /* Boot Argument Buffer Size */
96 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
98 /* memtest works on */
100 /* Physical Memory Map */
101 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
103 /* FLASH and environment organization */
105 /* **** PISMO SUPPORT *** */
106 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
108 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
110 #if defined(CONFIG_MTD_RAW_NAND)
111 #define CONFIG_SYS_FLASH_BASE NAND_BASE
114 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
116 /* Defines for SPL */
118 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
120 #endif /* __CONFIG_H */