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 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
18 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
19 * 64 bytes before this address should be set aside for u-boot.img's
20 * header. That is 0x800FFFC0--0x80100000 should not be used for any
24 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
25 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
27 #include <configs/ti_omap3_common.h>
28 #undef CONFIG_SDRC /* Disable SDRC since we have EMIF4 */
30 #define CONFIG_MISC_INIT_R
31 #define CONFIG_REVISION_TAG
33 /* Hardware drivers */
35 /* allow to overwrite serial and ethaddr */
36 #define CONFIG_ENV_OVERWRITE
40 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
41 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
44 #ifdef CONFIG_USB_MUSB_AM35X
46 #ifdef CONFIG_USB_MUSB_HOST
48 #ifdef CONFIG_USB_KEYBOARD
49 #define CONFIG_PREBOOT "usb start"
50 #endif /* CONFIG_USB_KEYBOARD */
52 #endif /* CONFIG_USB_MUSB_HOST */
54 #endif /* CONFIG_USB_MUSB_AM35X */
59 #define CONFIG_DRIVER_TI_EMAC
60 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
62 #define CONFIG_BOOTP_DEFAULT
63 #define CONFIG_BOOTP_DNS2
64 #define CONFIG_BOOTP_SEND_HOSTNAME
65 #define CONFIG_NET_RETRY_COUNT 10
67 /* Board NAND Info. */
69 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
71 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
72 #define CONFIG_SYS_NAND_PAGE_COUNT 64
73 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
74 #define CONFIG_SYS_NAND_OOBSIZE 64
75 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
76 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
77 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
78 11, 12, 13, 14, 16, 17, 18, 19, 20, \
79 21, 22, 23, 24, 25, 26, 27, 28, 30, \
80 31, 32, 33, 34, 35, 36, 37, 38, 39, \
81 40, 41, 42, 44, 45, 46, 47, 48, 49, \
82 50, 51, 52, 53, 54, 55, 56 }
84 #define CONFIG_SYS_NAND_ECCSIZE 512
85 #define CONFIG_SYS_NAND_ECCBYTES 13
86 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
87 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
88 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
89 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
90 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
91 /* NAND block size is 128 KiB. Synchronize these values with
92 * corresponding Device Tree entries in Linux:
93 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
94 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
95 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
96 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
97 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
98 * RootFS Remaining Flash Space @ 0xB20000
100 #endif /* CONFIG_NAND */
102 /* Environment information */
104 #define CONFIG_BOOTFILE "uImage"
106 #define CONFIG_EXTRA_ENV_SETTINGS \
107 "loadaddr=0x82000000\0" \
108 "console=ttyO2,115200n8\0" \
109 "fdtfile=am3517-evm.dtb\0" \
110 "fdtaddr=0x82C00000\0" \
112 "bootenv=uEnv.txt\0" \
115 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
116 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
119 "mmcroot=/dev/mmcblk0p2 rw\0" \
120 "mmcrootfstype=ext4 rootwait fixrtc\0" \
121 "mmcargs=setenv bootargs console=${console} " \
125 "rootfstype=${mmcrootfstype} " \
127 "nandargs=setenv bootargs console=${console} " \
130 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
131 "rootfstype=ubifs rootwait " \
133 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
134 "importbootenv=echo Importing environment from mmc ...; " \
135 "env import -t ${loadaddr} ${filesize}\0" \
136 "bootscript=echo Running bootscript from mmc ...; " \
137 "source ${loadaddr}\0" \
138 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
139 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
140 "mmcboot=echo Booting from mmc ...; " \
142 "bootz ${loadaddr} - ${fdtaddr}\0" \
143 "nandboot=echo Booting from nand ...; " \
145 "nand read ${loadaddr} 2a0000 800000; " \
146 "nand read ${fdtaddr} aa0000 80000; " \
147 "bootm ${loadaddr} - ${fdtaddr}\0" \
149 #define CONFIG_BOOTCOMMAND \
150 "mmc dev ${mmcdev}; if mmc rescan; then " \
151 "echo SD/MMC found on device $mmcdev; " \
152 "if run loadbootenv; then " \
153 "run importbootenv; " \
155 "echo Checking if uenvcmd is set ...; " \
156 "if test -n $uenvcmd; then " \
157 "echo Running uenvcmd ...; " \
160 "echo Running default loadimage ...; " \
161 "setenv bootfile zImage; " \
162 "if run loadimage; then " \
166 "else run nandboot; fi"
168 /* Miscellaneous configurable options */
170 /* We set the max number of command args high to avoid HUSH bugs. */
171 #define CONFIG_SYS_MAXARGS 64
173 /* Print Buffer Size */
174 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
175 + sizeof(CONFIG_SYS_PROMPT) + 16)
176 /* Boot Argument Buffer Size */
177 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
179 /* memtest works on */
180 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
181 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
182 0x01F00000) /* 31MB */
184 /* Physical Memory Map */
185 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
186 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
187 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
189 /* FLASH and environment organization */
191 /* **** PISMO SUPPORT *** */
192 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
194 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
195 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
197 #if defined(CONFIG_NAND)
198 #define CONFIG_SYS_FLASH_BASE NAND_BASE
201 /* Monitor at start of flash */
202 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
204 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
205 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
206 #define CONFIG_ENV_OFFSET 0x260000
207 #define CONFIG_ENV_ADDR 0x260000
209 /* Defines for SPL */
210 #undef CONFIG_SPL_TEXT_BASE
211 #define CONFIG_SPL_TEXT_BASE 0x40200000
213 #undef CONFIG_SPL_BSS_START_ADDR
214 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
215 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
217 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
218 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
220 #define CONFIG_SPL_NAND_BASE
221 #define CONFIG_SPL_NAND_DRIVERS
222 #define CONFIG_SPL_NAND_ECC
224 #endif /* __CONFIG_H */