2 * am3517_evm.h - Default configuration for AM3517 EVM board.
4 * Author: Vaibhav Hiremath <hvaibhav@ti.com>
6 * Based on omap3_evm_config.h
8 * Copyright (C) 2010 Texas Instruments Incorporated
10 * SPDX-License-Identifier: GPL-2.0+
16 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
19 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
20 * 64 bytes before this address should be set aside for u-boot.img's
21 * header. That is 0x800FFFC0--0x80100000 should not be used for any
25 #define CONFIG_SYS_TEXT_BASE 0x80100000
26 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
27 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
29 #include <configs/ti_omap3_common.h>
30 #undef CONFIG_SDRC /* Disable SDRC since we have EMIF4 */
32 #define CONFIG_MISC_INIT_R
33 #define CONFIG_REVISION_TAG
35 /* Hardware drivers */
37 /* allow to overwrite serial and ethaddr */
38 #define CONFIG_ENV_OVERWRITE
42 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
43 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
45 #define CONFIG_USB_MUSB_AM35X
46 #define CONFIG_USB_MUSB_PIO_ONLY
48 #ifdef CONFIG_USB_MUSB_AM35X
50 #ifdef CONFIG_USB_MUSB_HOST
52 #ifdef CONFIG_USB_KEYBOARD
53 #define CONFIG_PREBOOT "usb start"
54 #endif /* CONFIG_USB_KEYBOARD */
56 #endif /* CONFIG_USB_MUSB_HOST */
58 #ifdef CONFIG_USB_MUSB_GADGET
59 #define CONFIG_USB_ETH_RNDIS
60 #endif /* CONFIG_USB_MUSB_GADGET */
62 #endif /* CONFIG_USB_MUSB_AM35X */
65 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
66 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
69 #define CONFIG_DRIVER_TI_EMAC
70 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
72 #define CONFIG_BOOTP_DEFAULT
73 #define CONFIG_BOOTP_DNS
74 #define CONFIG_BOOTP_DNS2
75 #define CONFIG_BOOTP_SEND_HOSTNAME
76 #define CONFIG_NET_RETRY_COUNT 10
78 /* Board NAND Info. */
80 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
81 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
83 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
84 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
85 #define CONFIG_SYS_NAND_PAGE_COUNT 64
86 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
87 #define CONFIG_SYS_NAND_OOBSIZE 64
88 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
89 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
90 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
91 11, 12, 13, 14, 16, 17, 18, 19, 20, \
92 21, 22, 23, 24, 25, 26, 27, 28, 30, \
93 31, 32, 33, 34, 35, 36, 37, 38, 39, \
94 40, 41, 42, 44, 45, 46, 47, 48, 49, \
95 50, 51, 52, 53, 54, 55, 56 }
97 #define CONFIG_SYS_NAND_ECCSIZE 512
98 #define CONFIG_SYS_NAND_ECCBYTES 13
99 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
100 #define CONFIG_SYS_NAND_MAX_OOBFREE 2
101 #define CONFIG_SYS_NAND_MAX_ECCPOS 56
102 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
103 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
104 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
105 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
106 /* NAND block size is 128 KiB. Synchronize these values with
107 * corresponding Device Tree entries in Linux:
108 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
109 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
110 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
111 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
112 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
113 * RootFS Remaining Flash Space @ 0xB20000
115 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
116 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
119 "256k(u-boot-env)," \
124 #define MTDIDS_DEFAULT
125 #define MTDPARTS_DEFAULT
126 #endif /* CONFIG_NAND */
128 /* Environment information */
130 #define CONFIG_BOOTFILE "uImage"
132 #define CONFIG_EXTRA_ENV_SETTINGS \
133 "loadaddr=0x82000000\0" \
134 "console=ttyO2,115200n8\0" \
135 "fdtfile=am3517-evm.dtb\0" \
136 "fdtaddr=0x82C00000\0" \
138 "bootenv=uEnv.txt\0" \
141 "mtdids=" MTDIDS_DEFAULT "\0" \
142 "mtdparts=" MTDPARTS_DEFAULT "\0" \
145 "mmcroot=/dev/mmcblk0p2 rw\0" \
146 "mmcrootfstype=ext4 rootwait fixrtc\0" \
147 "mmcargs=setenv bootargs console=${console} " \
151 "rootfstype=${mmcrootfstype} " \
153 "nandargs=setenv bootargs console=${console} " \
156 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
157 "rootfstype=ubifs rootwait " \
159 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
160 "importbootenv=echo Importing environment from mmc ...; " \
161 "env import -t ${loadaddr} ${filesize}\0" \
162 "bootscript=echo Running bootscript from mmc ...; " \
163 "source ${loadaddr}\0" \
164 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
165 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
166 "mmcboot=echo Booting from mmc ...; " \
168 "bootz ${loadaddr} - ${fdtaddr}\0" \
169 "nandboot=echo Booting from nand ...; " \
171 "nand read ${loadaddr} 2a0000 800000; " \
172 "nand read ${fdtaddr} aa0000 80000; " \
173 "bootm ${loadaddr} - ${fdtaddr}\0" \
175 #define CONFIG_BOOTCOMMAND \
176 "mmc dev ${mmcdev}; if mmc rescan; then " \
177 "echo SD/MMC found on device $mmcdev; " \
178 "if run loadbootenv; then " \
179 "run importbootenv; " \
181 "echo Checking if uenvcmd is set ...; " \
182 "if test -n $uenvcmd; then " \
183 "echo Running uenvcmd ...; " \
186 "echo Running default loadimage ...; " \
187 "setenv bootfile zImage; " \
188 "if run loadimage; then " \
192 "else run nandboot; fi"
194 /* Miscellaneous configurable options */
195 #define CONFIG_AUTO_COMPLETE
196 #define CONFIG_CMDLINE_EDITING
197 #define CONFIG_SYS_LONGHELP
199 /* We set the max number of command args high to avoid HUSH bugs. */
200 #define CONFIG_SYS_MAXARGS 64
202 /* Print Buffer Size */
203 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
204 + sizeof(CONFIG_SYS_PROMPT) + 16)
205 /* Boot Argument Buffer Size */
206 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
208 /* memtest works on */
209 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
210 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
211 0x01F00000) /* 31MB */
213 /* Physical Memory Map */
214 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
215 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
216 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
218 /* FLASH and environment organization */
220 /* **** PISMO SUPPORT *** */
221 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
223 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
224 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
226 #if defined(CONFIG_NAND)
227 #define CONFIG_SYS_FLASH_BASE NAND_BASE
230 /* Monitor at start of flash */
231 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
233 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
234 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
235 #define CONFIG_ENV_OFFSET 0x260000
236 #define CONFIG_ENV_ADDR 0x260000
238 /* Defines for SPL */
239 #define CONFIG_SPL_FRAMEWORK
240 #undef CONFIG_SPL_TEXT_BASE
241 #define CONFIG_SPL_TEXT_BASE 0x40200000
243 #undef CONFIG_SPL_BSS_START_ADDR
244 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
245 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
247 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
248 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
250 #define CONFIG_SPL_NAND_BASE
251 #define CONFIG_SPL_NAND_DRIVERS
252 #define CONFIG_SPL_NAND_ECC
254 #endif /* __CONFIG_H */