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 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
92 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
93 /* NAND block size is 128 KiB. Synchronize these values with
94 * corresponding Device Tree entries in Linux:
95 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
96 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
97 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
98 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
99 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
100 * RootFS Remaining Flash Space @ 0xB20000
102 #endif /* CONFIG_NAND */
104 /* Environment information */
106 #define CONFIG_BOOTFILE "uImage"
108 #define CONFIG_EXTRA_ENV_SETTINGS \
109 "loadaddr=0x82000000\0" \
110 "console=ttyO2,115200n8\0" \
111 "fdtfile=am3517-evm.dtb\0" \
112 "fdtaddr=0x82C00000\0" \
114 "bootenv=uEnv.txt\0" \
117 "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
118 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
121 "mmcroot=/dev/mmcblk0p2 rw\0" \
122 "mmcrootfstype=ext4 rootwait fixrtc\0" \
123 "mmcargs=setenv bootargs console=${console} " \
127 "rootfstype=${mmcrootfstype} " \
129 "nandargs=setenv bootargs console=${console} " \
132 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
133 "rootfstype=ubifs rootwait " \
135 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
136 "importbootenv=echo Importing environment from mmc ...; " \
137 "env import -t ${loadaddr} ${filesize}\0" \
138 "bootscript=echo Running bootscript from mmc ...; " \
139 "source ${loadaddr}\0" \
140 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
141 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
142 "mmcboot=echo Booting from mmc ...; " \
144 "bootz ${loadaddr} - ${fdtaddr}\0" \
145 "nandboot=echo Booting from nand ...; " \
147 "nand read ${loadaddr} 2a0000 800000; " \
148 "nand read ${fdtaddr} aa0000 80000; " \
149 "bootm ${loadaddr} - ${fdtaddr}\0" \
151 #define CONFIG_BOOTCOMMAND \
152 "mmc dev ${mmcdev}; if mmc rescan; then " \
153 "echo SD/MMC found on device $mmcdev; " \
154 "if run loadbootenv; then " \
155 "run importbootenv; " \
157 "echo Checking if uenvcmd is set ...; " \
158 "if test -n $uenvcmd; then " \
159 "echo Running uenvcmd ...; " \
162 "echo Running default loadimage ...; " \
163 "setenv bootfile zImage; " \
164 "if run loadimage; then " \
168 "else run nandboot; fi"
170 /* Miscellaneous configurable options */
172 /* We set the max number of command args high to avoid HUSH bugs. */
173 #define CONFIG_SYS_MAXARGS 64
175 /* Print Buffer Size */
176 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
177 + sizeof(CONFIG_SYS_PROMPT) + 16)
178 /* Boot Argument Buffer Size */
179 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
181 /* memtest works on */
182 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
183 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
184 0x01F00000) /* 31MB */
186 /* Physical Memory Map */
187 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
188 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
189 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
191 /* FLASH and environment organization */
193 /* **** PISMO SUPPORT *** */
194 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
196 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
197 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
199 #if defined(CONFIG_NAND)
200 #define CONFIG_SYS_FLASH_BASE NAND_BASE
203 /* Monitor at start of flash */
204 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
206 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
207 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
208 #define CONFIG_ENV_OFFSET 0x260000
209 #define CONFIG_ENV_ADDR 0x260000
211 /* Defines for SPL */
212 #undef CONFIG_SPL_TEXT_BASE
213 #define CONFIG_SPL_TEXT_BASE 0x40200000
215 #undef CONFIG_SPL_BSS_START_ADDR
216 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
217 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
219 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
220 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
222 #define CONFIG_SPL_NAND_BASE
223 #define CONFIG_SPL_NAND_DRIVERS
224 #define CONFIG_SPL_NAND_ECC
226 #endif /* __CONFIG_H */